ACDS V10.0 -EPIC sources cross-correlation summary

creation date : Wed Dec 18 00:10:37 CET 2024

XMM logo

Principal Investigator : Dr Maria Santos-Lleo
XMM Target name : E1821+643
Observation number : 0506211301
Center coordinates : 18 21 44.440 +64 21 49.60
Observation start : 2008-04-04T13:07:08
Observation end : 2008-04-04T15:06:38
Exposure PN (s) : 3321.8
Exposure MOS1 (s) : 3049.5
Exposure MOS2 (s) : 3600.3

Catalogue configuration : CAT_16/111/2024_228_1
Cross-correlation made using corrected EPIC source coordinates
Astrometric PSF displacement applied
A systematic error taken from the SYSERRCC column has been added to EPIC X-ray positions


This page lists all archival catalogue entries correlating with EPIC sources, sorted by increasing distance between centres of error ellipses. An archival and an EPIC source are possibly the same object if the distance between them corresponds to the 99.93 % confidence level (3 Gaussian sigma) given their respective positional uncertainties. Links in CAT_NAME column point to catalogue descriptions. Links in CAT_ENTRY column point to the full catalogue extraction (actually, to the beginning of a section grouping all extractions for this catalogue). For Simbad and Ned entries the "?" in query column allows to query in real time these databases for this source.

For each catalogue a representative measurement (CAT_MEAS) has been selected. Its value is printed in CAT_VAL column. CAT_NUM is an absolute archival entry number which can be used to locate archival entries on the catalogue plot product for instance.

1     18 21 57.218   +64 20 37.15

Finding Chart for this source

RADEC_ERR SYSERRCCEP_TOTEP_EXTENTEP_EXT_MLEP_HR1EP_HR2EP_HR3EP_HR4
0.04 1.29 1.881e+01 ± 8.980e-02 0.00 1.81 0.14 ± 0.01 -0.03 ± 0.01 -0.38 ± 0.01 -0.50 ± 0.01

CAT_NAME  CAT_ENTRY                                        query      RA           DEC       ERR   D_EPIC_CAT CAT_MEAS            CAT_VAL CAT_NUM
                                                                    H:M:S (J2000) D:M:S      (")       (")    selected                           
                                                                                            1 sig              measure                           
XMMSL2    XMMSL2 J182157.6+642037                                18 21 57.228 +64 20 36.82   11.63        0.3 FluxB8            52.470390     347
XMMOM     J182157.2+642037                                       18 21 57.215 +64 20 36.69    0.24        0.5 UVW1mAB             14.0905     336
XMMOM     J182157.2+642037                                       18 21 57.204 +64 20 36.66    0.25        0.5 UVW1mAB             14.0329     328
XMMOM     J182157.2+642037                                       18 21 57.185 +64 20 36.68    0.35        0.5 UVW1mAB             14.0392     322
XMMOM     J182157.2+642037                                       18 21 57.198 +64 20 36.61    0.41        0.6 UVW1mAB             14.0277     325
XMMOM     J182157.2+642037                                       18 21 57.218 +64 20 36.58    0.19        0.6 UVW1mAB             14.0807     338
XMMOM     J182157.2+642037                                       18 21 57.170 +64 20 36.63    0.27        0.6 UVW1mAB             14.0436     318
XMMOM     J182157.2+642037                                       18 21 57.197 +64 20 36.52    0.30        0.6 UVW1mAB             14.0374     324
XMMOM     J182157.2+642037                                       18 21 57.172 +64 20 36.55    0.28        0.7 UVW1mAB             14.0399     319
XMMOM     J182157.2+642037                                       18 21 57.203 +64 20 36.48    0.25        0.7 UVW1mAB             14.0311     327
XMMOM     J182157.2+642037                                       18 21 57.214 +64 20 36.46    0.32        0.7 UVW1mAB             14.0946     335
0714T     J182157.4+642051     1388                              18 21 57.220 +64 20 36.40    8.37        0.7 Sx                  2.8e-11     341
XMMOM     J182157.2+642037                                       18 21 57.172 +64 20 36.46    0.34        0.8 UVW1mAB             14.0394     320
CfA       A1821+6419                                             18 21 57.218 +64 20 36.35   34.88        0.8 Vh                    90000     339
XMMOM     J182157.2+642037                                       18 21 57.229 +64 20 36.34    0.33        0.8 UVW1mAB             14.0948     348
USNO-B1.0 1543-0210856                                           18 21 57.234 +64 20 36.32    1.00        0.8 B1mag                 13.73     350
NOMAD     1543-0216478 1543-0210856                              18 21 57.233 +64 20 36.32    1.00        0.8 Vmag                 13.350     349
AKARI     1821571+642036 200594269                               18 21 57.185 +64 20 36.31    1.38        0.9 S09               1.308e-01     323
XMMOM     J182157.2+642037                                       18 21 57.238 +64 20 36.28    0.36        0.9 UVW1mAB             14.0921     352
GSC2.3    N13G000590                                             18 21 57.222 +64 20 36.25    0.38        0.9 Fmag                  13.24     343
UCAC4     772-041680  0                                          18 21 57.223 +64 20 36.23    0.02        0.9 Vmag                 13.891     344
Milliquas KUV 18217+6419                                         18 21 57.213 +64 20 36.22    1.00        0.9 z                     0.297     331
XMMOM     J182157.2+642037                                       18 21 57.254 +64 20 36.25    0.32        0.9 UVW1mAB                         355
SIMBAD    SRGA J182156.2+642036                              ?   18 21 57.213 +64 20 36.22    0.00        0.9 nref                    608     333
Gaia-DR3  Gaia DR3 2160562892865099392 2160562892865099392       18 21 57.213 +64 20 36.22    0.00        0.9 Gmag              13.882390     332
PS1       185212754883932762                                     18 21 57.213 +64 20 36.22    0.01        0.9 gmag                14.0713     330
AllWISE   J182157.22+642036.2                                    18 21 57.226 +64 20 36.21    0.03        0.9 W1mag                 9.436     346
USNO-A2.0 1500-06490730                                          18 21 57.247 +64 20 36.22    1.00        0.9 Bmag                   13.6     353
XMM       J182157.2+642036 201109505010001                       18 21 57.249 +64 20 36.22    0.17        1.0 Flux8           3.18201e-11     354
SDSS-DR12 J182157.21+642036.2 1237671772832923843                18 21 57.216 +64 20 36.19    0.12        1.0 rmag                 13.732     337
SDSS-DR12 J182157.22+642036.2 1237671768545886231                18 21 57.223 +64 20 36.19    0.00        1.0 rmag                 13.598     345
unWISE    2761p651o0000199                                       18 21 57.220 +64 20 36.18    0.00        1.0 FW1              1.5870e+05     340
unWISE    2741p636o0043929                                       18 21 57.214 +64 20 36.18    0.00        1.0 FW1              1.5870e+05     334
Chandra   2CXO J182157.2+642036                                  18 21 57.210 +64 20 36.17    0.14        1.0 flux_aper_avg_b    1.58e-11     329
SDSS-DR12 J182157.23+642036.1 1237671939807838548                18 21 57.237 +64 20 36.17    0.11        1.0 rmag                 13.834     351
2MASS-PSC 18215722+6420360                                       18 21 57.222 +64 20 36.07    0.07        1.1 Jmag                 12.817     342
VV10      KUV 18217+6419                                         18 21 57.200 +64 20 36.00    1.00        1.2 Vmag                  14.24     326
KUV       18217+6419                                             18 21 57.108 +64 20 36.24    0.33        1.2 Gmag                  13.80     316
XMMSL2    XMMSL2 J182157.6+642037 XMMSL1 J182157.9+642034        18 21 57.415 +64 20 37.32   11.63        1.3 FluxB8            70.030731     358
XMMSL2    XMMSL2 J182157.6+642037 XMMSL1 J182156.8+642040        18 21 57.451 +64 20 36.71   11.63        1.6 FluxB8            48.319969     361
ROSHRI    1RXH J182157.4+642036                                  18 21 57.456 +64 20 36.60    3.50        1.6 CRate              4.01e-01     362
SIMBAD    LMPU 338                                           ?   18 21 57.000 +64 20 36.00    3.00        1.8 nref                      1     313
ROSHRI    1RXH J182157.5+642036                                  18 21 57.504 +64 20 36.96    3.50        1.9 CRate              4.01e-01     364
ROSHRI    1RXH J182157.5+642036                                  18 21 57.528 +64 20 36.60    3.50        2.1 CRate              4.01e-01     365
XMMSL2    XMMSL2 J182157.6+642037                                18 21 56.887 +64 20 37.14   11.63        2.2 FluxB8            55.183338     311
2SXPS     101156                                                 18 21 57.094 +64 20 34.87    1.63        2.4 CR0                2.36e+00     314
IBIS2     IGR J18218+6421                                        18 21 57.120 +64 20 34.80   68.09        2.4 F20-40                  1.3     317
ROSHRI    1RXH J182157.6+642036                                  18 21 57.600 +64 20 36.60    3.50        2.5 CRate              4.01e-01     366
SIMBAD    [AWP2011] H1821+643 companion                      ?   18 21 57.420 +64 20 34.75    0.01        2.7 nref                      1     359
ROSHRI    1RXH J182156.8+642038                                  18 21 56.856 +64 20 38.76    3.50        2.9 CRate              3.55e-01     307
ROSHRI    1RXH J182156.8+642038                                  18 21 56.856 +64 20 38.76    3.50        2.9 CRate              3.55e-01     308
ROSHRI    1RXH J182156.8+642038                                  18 21 56.832 +64 20 38.76    3.50        3.0 CRate              3.55e-01     305
ROSHRI    1RXH J182156.8+642039                                  18 21 56.832 +64 20 39.12    3.50        3.2 CRate              3.55e-01     306
IRAS_F    F18216+6419A                                           18 21 56.640 +64 20 38.29    5.00        3.9 Fnu12              2.11e-01     303
WENSS     B1821.6+6419B                                          18 21 56.380 +64 20 34.60    2.33        6.0 Speak                   171     302
2EUVE     J1821+643 DS Dra                                       18 21 58.000 +64 20 33.00   55.81        6.6 CRate                 0.011     370
ROSHRI    1RXH J182156.1+642037                                  18 21 56.136 +64 20 36.96    3.50        7.0 CRate              3.68e-01     295
ROSHRI    1RXH J182156.1+642037                                  18 21 56.136 +64 20 36.96    3.50        7.0 CRate              3.68e-01     296
AKARI     1821561+642039   3339928                               18 21 56.148 +64 20 38.65    6.00        7.1 S90               6.348e-01     297
ROSHRI    1RXH J182156.0+642037                                  18 21 56.088 +64 20 37.32    3.50        7.3 CRate              3.66e-01     294
ROSHRI    1RXH J182156.0+642036                                  18 21 56.064 +64 20 36.96    3.50        7.5 CRate              3.66e-01     293
2RXS      2RXS J182156.8+642045                                  18 21 56.880 +64 20 45.20   12.10        8.3 CRate                1.3113     310
1RXS      J182157.4+642051                                       18 21 57.401 +64 20 51.00    3.96       13.9 Count              1.07e+00     356
1RXS      J182157.4+642051                                       18 21 57.408 +64 20 51.00    3.96       13.9 Flux1              2.83e-11     357
2E        4066   8822                                            18 21 55.499 +64 20 46.23   17.67       14.4 Crate               0.55200     286
2E        4066   8667                                            18 21 59.515 +64 20 39.52   22.33       15.1 Crate               0.49400     385
CfA       A1821+6418                                             18 21 57.446 +64 20 20.36   34.88       16.9 Vh                    88023     360
VLSSr     73619                                                  18 21 55.893 +64 20 52.31   50.23       17.4 Sp                     1.36     291
SIMBAD    PSZRX G094.00+27.41                                ?   18 21 56.728 +64 20 55.84   74.25       19.0 nref                    508     304
IRAS_PSC  18216+6418                                             18 21 54.560 +64 20 25.14    9.00       21.0 Fnu_12             1.89e-01     274
IRAS1.2Jy 7972                                                   18 21 54.536 +64 20 24.15   52.33       21.7 Hvel                            273
NVSS      182156+642058                                          18 21 56.240 +64 20 58.00   30.51       21.8 S1.4                   91.9     299
CfA       A1821+6419                                             18 21 53.408 +64 20 40.07   34.88       24.9 Vh                    90121     259
CfA       A1821+6419                                             18 21 55.367 +64 21 05.22   34.88       30.5 Vh                    87423     284
1AXG      J182200+6420                                           18 22 00.888 +64 20 57.48   19.81       31.3 FluxH                 166.4     394
CfA       A1821+6418                                             18 21 54.460 +64 20 10.15   34.88       32.4 Vh                    89522     271
CfA       A1821+6418                                             18 21 53.451 +64 20 15.07   34.88       33.0 Vh                    87873     260
2E        4066   8861                                            18 21 59.363 +64 21 09.51   22.33       35.2 Crate               0.52400     381
CfA       A1821+6418                                             18 21 54.469 +64 20 05.15   34.88       36.6 Vh                    67634     272
CfA       A1821+6419                                             18 21 54.846 +64 21 17.18   34.88       42.9 Vh                    90870     276
2EUVE     J1821+643                                              18 21 51.000 +64 21 30.00   55.81       66.5 c100A                    13     243
IBIS3     IGR J18218+6421                                        18 22 01.440 +64 22 08.40  117.21       95.3 Flux                   1.33     401
PS1       185222753882927419                                     18 21 33.188 +64 21 20.02 1613.91      161.8 gmag                13.0177     150
PS1       185102756317046087                                     18 22 31.766 +64 15 14.98  817.28      392.8 gmag                21.5143     496
MAXI      J1823+643                                              18 23 24.720 +64 22 51.60  302.40      583.6 F4-10keV              13.70     621
PS1       184982751452395984                                     18 20 34.730 +64 09 16.29 8381.57      867.5 gmag                22.3290      77

2     18 23 19.151   +64 19 32.24

Finding Chart for this source

RADEC_ERR SYSERRCCEP_TOTEP_EXTENTEP_EXT_MLEP_HR1EP_HR2EP_HR3EP_HR4
0.48 1.29 1.463e-01 ± 9.719e-03 0.00 -2.89 0.34 ± 0.09 -0.03 ± 0.08 -0.25 ± 0.09 -0.46 ± 0.16

CAT_NAME  CAT_ENTRY                                        query      RA           DEC       ERR   D_EPIC_CAT CAT_MEAS     CAT_VAL CAT_NUM
                                                                    H:M:S (J2000) D:M:S      (")       (")    selected                    
                                                                                            1 sig              measure                    
AllWISE   J182319.21+641931.1                                    18 23 19.220 +64 19 31.17    0.04        1.2 W1mag         13.727     591
VV10      RX J18233+6419                                         18 23 19.200 +64 19 31.00    1.00        1.3 Vmag                     590
XMM       4XMMs J182319.3+641931 3050621010100001                18 23 19.299 +64 19 31.13    0.25        1.5 FEP      6.36496e-13     605
XMM       4XMMs J182319.3+641931 3050621010100001                18 23 19.299 +64 19 31.13    0.25        1.5 FEP      6.84098e-13     606
XMM       4XMMs J182319.3+641931 3050621010100001                18 23 19.299 +64 19 31.13    0.25        1.5 FEP      3.84964e-13     607
XMM       4XMMs J182319.3+641931 3050621010100001                18 23 19.299 +64 19 31.13    0.25        1.5 FEP      1.15455e-12     608
XMM       4XMMs J182319.3+641931 3050621010100001                18 23 19.299 +64 19 31.13    0.25        1.5 FEP      8.19697e-13     609
GUVcat    6370986200470129919                                    18 23 19.346 +64 19 31.49    0.47        1.5 NUVmag       19.0312     612
NOMAD     1543-0216672 1543-0211050                              18 23 19.282 +64 19 31.04    1.00        1.5 Vmag                     593
USNO-B1.0 1543-0211050                                           18 23 19.282 +64 19 31.04    1.00        1.5 B1mag          18.60     594
GSC2.3    N13G001648                                             18 23 19.293 +64 19 31.09    0.38        1.5 Fmag           18.24     603
Gaia-DR3  Gaia DR3 2160548560557716736 2160548560557716736       18 23 19.282 +64 19 31.00    0.00        1.5 Gmag       18.544136     596
SIMBAD    GALEX J182319.3+641931                             ?   18 23 19.282 +64 19 31.00    0.00        1.5 nref               8     597
PS1       185192758303251030                                     18 23 19.282 +64 19 31.00    0.00        1.5 gmag         18.1895     595
Milliquas RX J18233+6419                                         18 23 19.284 +64 19 31.00    1.00        1.5 z              0.577     599
SDSS-DR12 J182319.28+641931.0 1237671768545951906                18 23 19.285 +64 19 30.99    0.01        1.5 rmag          18.424     600
SDSS-DR12 J182319.28+641930.9 1237671772832989689                18 23 19.283 +64 19 30.95    0.01        1.6 rmag          18.394     598
SDSS-DR12 J182319.28+641930.9 1237671939807904003                18 23 19.289 +64 19 30.96    0.00        1.6 rmag          18.406     602
USNO-A2.0 1500-06496519                                          18 23 19.308 +64 19 30.97    1.00        1.6 Bmag            18.2     610
XMMOM     J182319.2+641931                                       18 23 19.231 +64 19 30.68    0.35        1.6 UVW1mAB                  592
unWISE    2774p636o0043342                                       18 23 19.286 +64 19 30.84    0.02        1.7 FW1       2.4482e+03     601
unWISE    2741p636o0043515                                       18 23 19.294 +64 19 30.83    0.02        1.7 FW1       2.4535e+03     604
ROSHRI    1RXH J182318.9+641933                                  18 23 18.936 +64 19 33.24    3.50        1.7 CRate       4.29e-03     586
XMM       J182319.3+641930 201109505010002                       18 23 19.308 +64 19 30.72    0.34        1.8 Flux8    5.65660e-13     611
ROSHRI    1RXH J182318.9+641933                                  18 23 18.936 +64 19 33.60    3.50        1.9 CRate       4.29e-03     587
ROSHRI    1RXH J182318.9+641933                                  18 23 18.936 +64 19 33.60    3.50        1.9 CRate       4.29e-03     588
2RXP      J182318.7+641933                                       18 23 18.696 +64 19 32.88    2.33        3.0 Crate      1.639e-02     584
ROSHRI    1RXH J182318.7+641934                                  18 23 18.792 +64 19 34.68    3.50        3.4 CRate       4.33e-03     585
2SXPS     108544                                                 18 23 19.174 +64 19 28.85    1.67        3.4 CR0         1.65e-02     589
ROSHRI    1RXH J182319.6+641932                                  18 23 19.680 +64 19 32.16    3.50        3.4 CRate       1.19e-02     613
ROSHRI    1RXH J182319.7+641931                                  18 23 19.776 +64 19 31.44    3.50        4.1 CRate       1.19e-02     614
ROSHRI    1RXH J182319.8+641931                                  18 23 19.896 +64 19 31.80    3.50        4.9 CRate       1.19e-02     615
2RXP      J182318.4+641931                                       18 23 18.408 +64 19 31.08    1.86        5.0 Crate      2.676e-02     582
ROSHRI    1RXH J182320.0+641931                                  18 23 20.016 +64 19 31.08    3.50        5.7 CRate       1.19e-02     617
RASS-FSC  J182320.1+641924                                       18 23 20.098 +64 19 23.99    3.72       10.3 Count       2.19e-02     618
1AXG      J182320+6419                                           18 23 20.016 +64 19 16.32   40.74       16.9 FluxH            2.1     616
MAXI      J1823+643                                              18 23 24.720 +64 22 51.60  302.40      202.6 F4-10keV       13.70     621
PS1       185102756317046087                                     18 22 31.766 +64 15 14.98  817.28      401.6 gmag         21.5143     496
PS1       185222753882927419                                     18 21 33.188 +64 21 20.02 1613.91      696.7 gmag         13.0177     150
PS1       184982751452395984                                     18 20 34.730 +64 09 16.29 8381.57     1236.2 gmag         22.3290      77

3     18 21 52.893   +64 21 23.84

Finding Chart for this source

RADEC_ERR SYSERRCCEP_TOTEP_EXTENTEP_EXT_MLEP_HR1EP_HR2EP_HR3EP_HR4
0.20 1.29 3.664e+00 ± 1.028e-01 10.99 931.41 0.18 ± 0.04 0.19 ± 0.04 -0.33 ± 0.04 -0.48 ± 0.05

CAT_NAME  CAT_ENTRY                               query      RA           DEC       ERR   D_EPIC_CAT CAT_MEAS     CAT_VAL CAT_NUM
                                                           H:M:S (J2000) D:M:S      (")       (")    selected                    
                                                                                   1 sig              measure                    
SDSS-DR12 J182152.87+642126.1 1237671772832923919       18 21 52.875 +64 21 26.18    0.15        2.3 rmag          23.291     254
XMM       J182153.3+642123 201109505010003              18 21 53.348 +64 21 23.63    0.66        3.0 Flux8    9.92703e-12     256
SIMBAD    [KSS94] J182157.2+642036 29               ?   18 21 52.600 +64 21 20.00    1.00        4.3 nref               1     250
IRAS_PSC  18216+6419                                    18 21 51.668 +64 21 16.93   18.50       10.5 Fnu_12      1.12e+00     247
ROSHRI    1RXH J182153.6+642112                         18 21 53.616 +64 21 12.96    3.50       11.8 CRate       9.29e-03     261
2EUVE     J1821+643                                     18 21 51.000 +64 21 30.00   55.81       13.7 c100A             13     243
CfA       A1821+6419                                    18 21 54.846 +64 21 17.18   34.88       14.3 Vh             90870     276
CfA       A1821+6419                                    18 21 55.367 +64 21 05.22   34.88       24.6 Vh             87423     284
NVSS      182156+642058                                 18 21 56.240 +64 20 58.00   30.51       33.8 S1.4            91.9     299
VLSSr     73619                                         18 21 55.893 +64 20 52.31   50.23       37.1 Sp              1.36     291
SIMBAD    PSZRX G094.00+27.41                       ?   18 21 56.728 +64 20 55.84   74.25       37.5 nref             508     304
2RE       2RE J1821+642                                 18 21 49.340 +64 21 54.70   16.28       38.5 S1             0.011     233
2E        4066   8822                                   18 21 55.499 +64 20 46.23   17.67       41.2 Crate        0.55200     286
0471T     399 K1-16                                     18 21 50.700 +64 22 03.00   20.93       41.7 S2a                4     241
CfA       A1821+6419                                    18 21 53.408 +64 20 40.07   34.88       43.9 Vh             90121     259
2E        4066   8861                                   18 21 59.363 +64 21 09.51   22.33       44.4 Crate        0.52400     381
CfA       A1821+6419                                    18 21 57.218 +64 20 36.35   34.88       55.2 Vh             90000     339
IBIS2     IGR J18218+6421                               18 21 57.120 +64 20 34.80   68.09       56.2 F20-40           1.3     317
1AXG      J182200+6420                                  18 22 00.888 +64 20 57.48   19.81       58.2 FluxH          166.4     394
IRAS1.2Jy 7972                                          18 21 54.536 +64 20 24.15   52.33       60.6 Hvel                     273
2EUVE     J1821+643 DS Dra                              18 21 58.000 +64 20 33.00   55.81       60.7 CRate          0.011     370
2E        4066   8667                                   18 21 59.515 +64 20 39.52   22.33       61.7 Crate        0.49400     385
CfA       A1821+6418                                    18 21 53.451 +64 20 15.07   34.88       68.9 Vh             87873     260
CfA       A1821+6418                                    18 21 57.446 +64 20 20.36   34.88       70.0 Vh             88023     360
IBIS3     IGR J18218+6421                               18 22 01.440 +64 22 08.40  117.21       71.2 Flux            1.33     401
CfA       A1821+6418                                    18 21 54.460 +64 20 10.15   34.88       74.4 Vh             89522     271
CfA       A1821+6418                                    18 21 54.469 +64 20 05.15   34.88       79.4 Vh             67634     272
PS1       185222753882927419                            18 21 33.188 +64 21 20.02 1613.91      128.0 gmag         13.0177     150
PS1       185102756317046087                            18 22 31.766 +64 15 14.98  817.28      447.2 gmag         21.5143     496
MAXI      J1823+643                                     18 23 24.720 +64 22 51.60  302.40      602.3 F4-10keV       13.70     621
PS1       184982751452395984                            18 20 34.730 +64 09 16.29 8381.57      888.1 gmag         22.3290      77

4     18 20 31.632   +64 16 24.99

Finding Chart for this source

RADEC_ERR SYSERRCCEP_TOTEP_EXTENTEP_EXT_MLEP_HR1EP_HR2EP_HR3EP_HR4
0.97 1.29 8.968e-02 ± 1.091e-02 0.00 0.19 1.00 ± 1.00 1.00 ± 0.05 0.15 ± 0.13 0.06 ± 0.14

CAT_NAME  CAT_ENTRY                               query      RA           DEC       ERR   D_EPIC_CAT CAT_MEAS     CAT_VAL CAT_NUM
                                                           H:M:S (J2000) D:M:S      (")       (")    selected                    
                                                                                   1 sig              measure                    
GUVcat    6370986209057968838                           18 20 31.482 +64 16 24.88    1.51        1.0 NUVmag       22.6651      60
SDSS-DR12 J182031.55+641624.1 1237671939807773674       18 20 31.551 +64 16 24.10    0.06        1.0 rmag          21.667      68
unWISE    2741p636o0066781                              18 20 31.526 +64 16 24.11    0.04        1.1 FW1       5.2953e+02      62
PS1       185122751316298635                            18 20 31.562 +64 16 23.96    0.01        1.1 gmag         21.9059      69
XMM       4XMMs J182031.5+641623 3050621010100002       18 20 31.536 +64 16 23.88    0.36        1.3 FEP      1.18028e-12      63
XMM       4XMMs J182031.5+641623 3050621010100002       18 20 31.536 +64 16 23.88    0.36        1.3 FEP      4.10978e-13      64
XMM       4XMMs J182031.5+641623 3050621010100002       18 20 31.536 +64 16 23.88    0.36        1.3 FEP      1.21036e-12      65
XMM       4XMMs J182031.5+641623 3050621010100002       18 20 31.536 +64 16 23.88    0.36        1.3 FEP      1.41718e-12      66
XMM       4XMMs J182031.5+641623 3050621010100002       18 20 31.536 +64 16 23.88    0.36        1.3 FEP      1.17868e-12      67
XMM       J182031.5+641623 201109505010008              18 20 31.506 +64 16 24.00    0.39        1.3 Flux8    8.06911e-13      61
2SXPS     109003                                        18 20 31.397 +64 16 24.64    1.77        1.6 CR0         5.79e-03      59
AllWISE   J182031.76+641621.5                           18 20 31.762 +64 16 21.58    0.04        3.5 W1mag         14.465      71
PS1       185122751438594731                            18 20 34.540 +64 16 12.28   36.71       22.8 gmag                      76
1AXG      J182037+6416                                  18 20 37.920 +64 16 47.64   23.16       46.8 FluxH           10.6      81
PS1       184982751452395984                            18 20 34.730 +64 09 16.29 8381.57      429.2 gmag         22.3290      77
PS1       185222753882927419                            18 21 33.188 +64 21 20.02 1613.91      497.2 gmag         13.0177     150
PS1       185102756317046087                            18 22 31.766 +64 15 14.98  817.28      785.6 gmag         21.5143     496

5     18 22 54.475   +64 21 05.04

Finding Chart for this source

RADEC_ERR SYSERRCCEP_TOTEP_EXTENTEP_EXT_MLEP_HR1EP_HR2EP_HR3EP_HR4
0.97 1.29 3.053e-02 ± 4.254e-03 0.00 -2.03 0.12 ± 0.18 0.10 ± 0.16 -0.50 ± 0.17 -0.38 ± 0.46

CAT_NAME  CAT_ENTRY                                        query      RA           DEC       ERR   D_EPIC_CAT CAT_MEAS     CAT_VAL CAT_NUM
                                                                    H:M:S (J2000) D:M:S      (")       (")    selected                    
                                                                                            1 sig              measure                    
PS1       185222757269332418                                     18 22 54.427 +64 21 04.89    0.10        0.3 gmag         21.3956     541
Gaia-DR3  Gaia DR3 2160560552106420992 2160560552106420992       18 22 54.570 +64 21 04.53    0.00        0.8 Gmag       19.636604     549
PS1       185222757273742113                                     18 22 54.569 +64 21 04.51    0.01        0.8 gmag         19.7784     548
Milliquas J182254.57+642104.5                                    18 22 54.570 +64 21 04.51    1.00        0.8 z              1.500     550
SDSS-DR12 J182254.57+642104.5 1237671772832989583                18 22 54.573 +64 21 04.48    0.01        0.8 rmag          19.269     551
USNO-B1.0 1543-0210997                                           18 22 54.565 +64 21 04.36    1.00        0.9 B1mag          19.78     547
NOMAD     1543-0216619 1543-0210997                              18 22 54.565 +64 21 04.36    1.00        0.9 Vmag                     546
SDSS-DR12 J182254.57+642104.4 1237671768545886598                18 22 54.577 +64 21 04.37    0.02        0.9 rmag          19.209     552
USNO-A2.0 1500-06494747                                          18 22 54.597 +64 21 04.22    1.00        1.1 Bmag            19.1     555
GSC2.3    N13G001817                                             18 22 54.589 +64 21 04.08    0.38        1.2 Fmag           18.89     553
GUVcat    6370986200468032932                                    18 22 54.664 +64 21 05.28    0.64        1.3 NUVmag       21.1289     559
AllWISE   J182254.55+642103.8                                    18 22 54.557 +64 21 03.85    0.05        1.3 W1mag         15.293     545
unWISE    2761p651o0000399                                       18 22 54.615 +64 21 04.01    0.03        1.4 FW1       6.4158e+02     557
2SXPS     103113                                                 18 22 54.514 +64 21 03.64    1.77        1.4 CR0         3.96e-03     542
unWISE    2741p636o0044191                                       18 22 54.634 +64 21 03.98    0.03        1.5 FW1       6.5699e+02     558
XMM       4XMMs J182254.6+642104 3050621010100003                18 22 54.688 +64 21 04.51    0.44        1.5 FEP      1.55292e-13     561
XMM       4XMMs J182254.6+642104 3050621010100003                18 22 54.688 +64 21 04.51    0.44        1.5 FEP      1.39217e-13     562
XMM       4XMMs J182254.6+642104 3050621010100003                18 22 54.688 +64 21 04.51    0.44        1.5 FEP      2.35320e-13     563
XMM       4XMMs J182254.6+642104 3050621010100003                18 22 54.688 +64 21 04.51    0.44        1.5 FEP      1.59002e-13     564
XMM       4XMMs J182254.6+642104 3050621010100003                18 22 54.688 +64 21 04.51    0.44        1.5 FEP      1.07021e-13     565
ROSHRI    1RXH J182254.5+642106                                  18 22 54.552 +64 21 06.48    3.50        1.5 CRate       1.51e-03     544
XMM       J182254.7+642104 201109505010010                       18 22 54.712 +64 21 04.41    0.46        1.7 Flux8    1.31261e-13     567
unWISE    2774p636o0044096                                       18 22 54.689 +64 21 03.93    0.03        1.8 FW1       6.5025e+02     566
Gaia-DR3  Gaia DR3 2160560556401598976 2160560556401598976       18 22 54.596 +64 21 02.89    0.00        2.3 Gmag       20.729450     554
PS1       185222757274861677                                     18 22 54.600 +64 21 02.72    0.02        2.5 gmag                     556
2RXP      J182254.1+642104                                       18 22 54.096 +64 21 05.04    2.79        2.5 Crate      7.778e-03     540
ROSHRI    1RXH J182254.6+642107                                  18 22 54.672 +64 21 07.20    3.50        2.5 CRate       1.50e-03     560
ROSHRI    1RXH J182254.5+642107                                  18 22 54.528 +64 21 07.92    3.50        2.9 CRate       1.54e-03     543
2RXP      J182253.0+642107                                       18 22 52.992 +64 21 07.92    3.72       10.0 Crate      5.489e-03     538
MAXI      J1823+643                                              18 23 24.720 +64 22 51.60  302.40      223.3 F4-10keV       13.70     621
IBIS3     IGR J18218+6421                                        18 22 01.440 +64 22 08.40  117.21      350.0 Flux            1.33     401
PS1       185102756317046087                                     18 22 31.766 +64 15 14.98  817.28      379.9 gmag         21.5143     496
PS1       185222753882927419                                     18 21 33.188 +64 21 20.02 1613.91      528.0 gmag         13.0177     150
PS1       184982751452395984                                     18 20 34.730 +64 09 16.29 8381.57     1153.9 gmag         22.3290      77

6     18 22 05.079   +64 20 43.48

Finding Chart for this source

RADEC_ERR SYSERRCCEP_TOTEP_EXTENTEP_EXT_MLEP_HR1EP_HR2EP_HR3EP_HR4
3.82 1.29 6.524e-01 ± 4.815e-02 7.80 90.90 0.26 ± 0.11 0.04 ± 0.09 -0.36 ± 0.10 -0.51 ± 0.17

CAT_NAME  CAT_ENTRY               query      RA           DEC       ERR   D_EPIC_CAT CAT_MEAS    CAT_VAL CAT_NUM
                                           H:M:S (J2000) D:M:S      (")       (")    selected                   
                                                                   1 sig              measure                   
unWISE    2741p636o0133674              18 22 05.040 +64 20 41.19    0.73        2.3 FW1      1.9688e+01     426
XMMSL2    XMMSL2 J182206.2+642049       18 22 06.281 +64 20 49.24   11.63        9.7 FluxB8    17.668327     434
1AXG      J182200+6420                  18 22 00.888 +64 20 57.48   19.81       30.6 FluxH         166.4     394
2E        4066   8667                   18 21 59.515 +64 20 39.52   22.33       36.4 Crate       0.49400     385
2E        4066   8861                   18 21 59.363 +64 21 09.51   22.33       45.3 Crate       0.52400     381
2EUVE     J1821+643 DS Dra              18 21 58.000 +64 20 33.00   55.81       47.2 CRate         0.011     370
CfA       A1821+6419                    18 21 57.218 +64 20 36.35   34.88       51.5 Vh            90000     339
IBIS2     IGR J18218+6421               18 21 57.120 +64 20 34.80   68.09       52.4 F20-40          1.3     317
CfA       A1821+6418                    18 21 57.446 +64 20 20.36   34.88       54.7 Vh            88023     360
SIMBAD    PSZRX G094.00+27.41       ?   18 21 56.728 +64 20 55.84   74.25       55.6 nref            508     304
NVSS      182156+642058                 18 21 56.240 +64 20 58.00   30.51       59.2 S1.4           91.9     299
VLSSr     73619                         18 21 55.893 +64 20 52.31   50.23       60.3 Sp             1.36     291
CfA       A1821+6419                    18 21 55.367 +64 21 05.22   34.88       66.7 Vh            87423     284
IRAS1.2Jy 7972                          18 21 54.536 +64 20 24.15   52.33       71.2 Hvel                    273
CfA       A1821+6419                    18 21 54.846 +64 21 17.18   34.88       74.5 Vh            90870     276
CfA       A1821+6419                    18 21 53.408 +64 20 40.07   34.88       75.9 Vh            90121     259
CfA       A1821+6418                    18 21 54.460 +64 20 10.15   34.88       76.6 Vh            89522     271
CfA       A1821+6418                    18 21 54.469 +64 20 05.15   34.88       78.9 Vh            67634     272
CfA       A1821+6418                    18 21 53.451 +64 20 15.07   34.88       80.7 Vh            87873     260
IBIS3     IGR J18218+6421               18 22 01.440 +64 22 08.40  117.21       88.1 Flux           1.33     401
2EUVE     J1821+643                     18 21 51.000 +64 21 30.00   55.81      102.6 c100A            13     243
PS1       185222753882927419            18 21 33.188 +64 21 20.02 1613.91      210.3 gmag        13.0177     150
PS1       185102756317046087            18 22 31.766 +64 15 14.98  817.28      371.6 gmag        21.5143     496
MAXI      J1823+643                     18 23 24.720 +64 22 51.60  302.40      532.5 F4-10keV      13.70     621
PS1       184982751452395984            18 20 34.730 +64 09 16.29 8381.57      904.9 gmag        22.3290      77

7     18 21 45.408   +64 22 32.65

Finding Chart for this source

RADEC_ERR SYSERRCCEP_TOTEP_EXTENTEP_EXT_MLEP_HR1EP_HR2EP_HR3EP_HR4
2.34 1.29 1.539e-02 ± 4.527e-03 0.00 -0.86 1.00 ± 0.39 0.17 ± 0.28 -0.83 ± 0.29 -1.00 ± 1.70

CAT_NAME  CAT_ENTRY                        query      RA           DEC       ERR   D_EPIC_CAT CAT_MEAS            CAT_VAL CAT_NUM
                                                    H:M:S (J2000) D:M:S      (")       (")    selected                           
                                                                            1 sig              measure                           
ROSHRI    1RXH J182145.2+642232                  18 21 45.264 +64 22 32.16    3.50        1.1 CRate              9.82e-04     201
XMMOM     J182145.5+642230                       18 21 45.509 +64 22 29.51    0.31        3.2 UVW1mAB             22.1339     204
ROSHRI    1RXH J182145.0+642235                  18 21 45.048 +64 22 35.04    3.50        3.3 CRate              6.76e-04     199
XMMOM     J182145.5+642230                       18 21 45.522 +64 22 29.35    0.30        3.4 UVW1mAB             21.3334     205
GSC2.3    N13G008570                             18 21 45.560 +64 22 29.24    0.38        3.6 Fmag                  19.69     206
XMMOM     J182145.5+642230                       18 21 45.562 +64 22 29.08    0.36        3.7 UVW1mAB             21.4888     207
XMMOM     J182145.5+642230                       18 21 45.636 +64 22 29.20    0.30        3.8 UVW1mAB             22.2789     213
Chandra   2CXO J182145.6+642228                  18 21 45.587 +64 22 28.82    0.14        4.0 flux_aper_avg_b    5.45e-14     208
unWISE    2741p636o0044777                       18 21 45.604 +64 22 28.85    0.04        4.0 FW1              3.9015e+02     210
PS1       185252754400710371                     18 21 45.600 +64 22 28.83    0.04        4.0 gmag                21.6329     209
unWISE    2761p651o0001077                       18 21 45.607 +64 22 28.82    0.04        4.0 FW1              4.0233e+02     211
XMMOM     J182145.5+642230                       18 21 45.617 +64 22 28.82    0.25        4.1 UVW1mAB             21.2784     212
AllWISE   J182145.63+642228.6                    18 21 45.637 +64 22 28.63    0.09        4.3 W1mag                16.088     214
SIMBAD    [KSS94] J182157.2+642036  1        ?   18 21 45.500 +64 22 28.00    1.00        4.7 nref                      1     203
PS1       185252754386983389                     18 21 45.163 +64 22 37.59    0.06        5.2 gmag                21.5874     200
XMM       J182145.6+642226 205062123010005       18 21 45.638 +64 22 26.70    1.93        6.1 Flux8           3.89982e-14     215
2RXP      J182146.8+642252                       18 21 46.800 +64 22 51.96    6.05       21.3 Crate             1.271e-02     219
0471T     399 K1-16                              18 21 50.700 +64 22 03.00   20.93       45.4 S2a                       4     241
2RE       2RE J1821+642                          18 21 49.340 +64 21 54.70   16.28       45.7 S1                    0.011     233
2EUVE     J1821+643                              18 21 51.000 +64 21 30.00   55.81       72.4 c100A                    13     243
CfA       A1821+6419                             18 21 54.846 +64 21 17.18   34.88       97.2 Vh                    90870     276
IBIS3     IGR J18218+6421                        18 22 01.440 +64 22 08.40  117.21      106.8 Flux                   1.33     401
PS1       185222753882927419                     18 21 33.188 +64 21 20.02 1613.91      107.5 gmag                13.0177     150
CfA       A1821+6419                             18 21 55.367 +64 21 05.22   34.88      108.7 Vh                    87423     284
VLSSr     73619                                  18 21 55.893 +64 20 52.31   50.23      121.2 Sp                     1.36     291
SIMBAD    PSZRX G094.00+27.41                ?   18 21 56.728 +64 20 55.84   74.25      121.5 nref                    508     304
IBIS2     IGR J18218+6421                        18 21 57.120 +64 20 34.80   68.09      140.2 F20-40                  1.3     317
IRAS1.2Jy 7972                                   18 21 54.536 +64 20 24.15   52.33      141.5 Hvel                            273
2EUVE     J1821+643 DS Dra                       18 21 58.000 +64 20 33.00   55.81      144.9 CRate                 0.011     370
PS1       185102756317046087                     18 22 31.766 +64 15 14.98  817.28      531.4 gmag                21.5143     496
MAXI      J1823+643                              18 23 24.720 +64 22 51.60  302.40      644.5 F4-10keV              13.70     621
PS1       184982751452395984                     18 20 34.730 +64 09 16.29 8381.57      919.8 gmag                22.3290      77

8     18 22 18.193   +64 13 30.87

Finding Chart for this source

RADEC_ERR SYSERRCCEP_TOTEP_EXTENTEP_EXT_MLEP_HR1EP_HR2EP_HR3EP_HR4
1.76 1.29 1.709e-02 ± 3.928e-03 0.00 -1.43 0.39 ± 0.29 0.02 ± 0.26 -0.43 ± 0.29 -0.35 ± 0.74

CAT_NAME  CAT_ENTRY                               query      RA           DEC       ERR   D_EPIC_CAT CAT_MEAS     CAT_VAL CAT_NUM
                                                           H:M:S (J2000) D:M:S      (")       (")    selected                    
                                                                                   1 sig              measure                    
XMM       J182218.2+641329 205062102010005              18 22 18.281 +64 13 29.29    0.59        1.7 Flux8    1.26499e-13     464
XMM       4XMMs J182218.4+641329 3050621010100005       18 22 18.407 +64 13 29.40    0.60        2.0 FEP      1.16058e-13     467
XMM       4XMMs J182218.4+641329 3050621010100005       18 22 18.407 +64 13 29.40    0.60        2.0 FEP      8.01589e-14     468
XMM       4XMMs J182218.4+641329 3050621010100005       18 22 18.407 +64 13 29.40    0.60        2.0 FEP      1.96840e-13     469
XMM       4XMMs J182218.4+641329 3050621010100005       18 22 18.407 +64 13 29.40    0.60        2.0 FEP      2.09776e-13     470
XMM       4XMMs J182218.4+641329 3050621010100005       18 22 18.407 +64 13 29.40    0.60        2.0 FEP      7.49637e-14     471
GSC2.3    N13G007429                                    18 22 18.192 +64 13 28.78    0.38        2.1 Fmag           19.85     459
USNO-B1.0 1542-0212750                                  18 22 18.287 +64 13 28.86    1.00        2.1 B1mag                    466
NOMAD     1542-0218197 1542-0212750                     18 22 18.287 +64 13 28.86    1.00        2.1 Vmag                     465
SDSS-DR12 J182218.26+641328.6 1237671939807904712       18 22 18.261 +64 13 28.67    0.05        2.2 rmag          21.000     463
Milliquas J182218.24+641328.6                           18 22 18.248 +64 13 28.61    1.00        2.3 z              0.200     462
PS1       185072755761380224                            18 22 18.248 +64 13 28.61    0.02        2.3 gmag         22.2668     461
unWISE    2741p636o0051299                              18 22 18.214 +64 13 28.44    0.07        2.4 FW1       2.3607e+02     460
PS1       185102756317046087                            18 22 31.766 +64 15 14.98  817.28      136.6 gmag         21.5143     496
PS1       185222753882927419                            18 21 33.188 +64 21 20.02 1613.91      553.1 gmag         13.0177     150
MAXI      J1823+643                                     18 23 24.720 +64 22 51.60  302.40      708.3 F4-10keV       13.70     621
PS1       184982751452395984                            18 20 34.730 +64 09 16.29 8381.57      722.1 gmag         22.3290      77

9     18 20 28.260   +64 27 36.76

Finding Chart for this source

RADEC_ERR SYSERRCCEP_TOTEP_EXTENTEP_EXT_MLEP_HR1EP_HR2EP_HR3EP_HR4
1.51 1.29 2.189e-02 ± 5.790e-03 0.00 -1.42 0.85 ± 0.20 -0.46 ± 0.21 -0.59 ± 0.35 0.08 ± 0.78

CAT_NAME  CAT_ENTRY                                        query      RA           DEC       ERR   D_EPIC_CAT CAT_MEAS     CAT_VAL CAT_NUM
                                                                    H:M:S (J2000) D:M:S      (")       (")    selected                    
                                                                                            1 sig              measure                    
unWISE    2761p651o0003713                                       18 20 28.384 +64 27 36.26    0.00        0.9 FW1       2.2958e+04      40
PS1       185352751183342772                                     18 20 28.390 +64 27 36.25    0.00        1.0 gmag         13.7894      41
USNO-B1.0 1544-0208413                                           18 20 28.404 +64 27 36.23    1.00        1.1 B1mag          14.11      44
NOMAD     1544-0213670 1544-0208413                              18 20 28.404 +64 27 36.23    1.00        1.1 Vmag          13.120      43
AllWISE   J182028.40+642736.1                                    18 20 28.403 +64 27 36.19    0.04        1.1 W1mag         11.586      42
Gaia-DR3  Gaia DR3 2161315027537416960 2161315027537416960       18 20 28.411 +64 27 36.14    0.00        1.2 Gmag       13.169422      47
SIMBAD    ZTF J182028.37+642736.3                            ?   18 20 28.411 +64 27 36.14    0.00        1.2 nref               4      46
SDSS-DR12 J182028.39+642736.1 1237671768545755293                18 20 28.410 +64 27 36.08    0.13        1.2 rmag          13.261      45
UCAC4     773-041589  0                                          18 20 28.419 +64 27 36.13    0.02        1.2 Vmag          13.258      49
SDSS-DR12 J182028.40+642736.1 1237671772832858345                18 20 28.419 +64 27 36.13    0.12        1.2 rmag          13.301      48
2MASS-PSC 18202842+6427360                                       18 20 28.421 +64 27 36.08    0.06        1.2 Jmag          11.932      50
XMM       J182028.4+642736 205062102010012                       18 20 28.447 +64 27 36.45    0.74        1.2 Flux8    6.14428e-14      57
XMM       4XMMs J182028.4+642735 3050621010100009                18 20 28.428 +64 27 35.87    0.76        1.4 FEP      7.73984e-14      51
XMM       4XMMs J182028.4+642735 3050621010100009                18 20 28.428 +64 27 35.87    0.76        1.4 FEP      2.34457e-14      52
XMM       4XMMs J182028.4+642735 3050621010100009                18 20 28.428 +64 27 35.87    0.76        1.4 FEP      3.51886e-14      53
XMM       4XMMs J182028.4+642735 3050621010100009                18 20 28.428 +64 27 35.87    0.76        1.4 FEP      1.14950e-14      54
XMM       4XMMs J182028.4+642735 3050621010100009                18 20 28.428 +64 27 35.87    0.76        1.4 FEP      8.51981e-14      55
GSC2.3    N13G000511                                             18 20 28.436 +64 27 35.91    0.38        1.4 Fmag           13.00      56
USNO-A2.0 1500-06484425                                          18 20 28.494 +64 27 35.90    1.00        1.7 Bmag            13.7      58
2RXS      2RXS J182032.0+642717                                  18 20 32.014 +64 27 17.24   12.10       31.1 CRate         0.0114      72
1AXG      J182038+6426                                           18 20 38.760 +64 26 54.60   35.44       79.9 FluxH            0.9      83
PS1       185222753882927419                                     18 21 33.188 +64 21 20.02 1613.91      564.7 gmag         13.0177     150
PS1       185102756317046087                                     18 22 31.766 +64 15 14.98  817.28     1092.2 gmag         21.5143     496
PS1       184982751452395984                                     18 20 34.730 +64 09 16.29 8381.57     1101.3 gmag         22.3290      77

10     18 23 30.862   +64 18 22.15

Finding Chart for this source

RADEC_ERR SYSERRCCEP_TOTEP_EXTENTEP_EXT_MLEP_HR1EP_HR2EP_HR3EP_HR4
2.74 1.29 1.449e-02 ± 4.761e-03 0.00 -0.80 1.00 ± 0.30 0.80 ± 0.20 -0.43 ± 0.28 0.10 ± 0.59

CAT_NAME  CAT_ENTRY                                        query      RA           DEC       ERR   D_EPIC_CAT CAT_MEAS     CAT_VAL CAT_NUM
                                                                    H:M:S (J2000) D:M:S      (")       (")    selected                    
                                                                                            1 sig              measure                    
ROSHRI    1RXH J182330.7+641819                                  18 23 30.792 +64 18 19.08    3.50        3.1 CRate       8.92e-04     630
XMM       4XMMs J182331.2+641819 3050621010100004                18 23 31.288 +64 18 19.06    0.57        4.2 FEP      1.65958e-13     644
XMM       4XMMs J182331.2+641819 3050621010100004                18 23 31.288 +64 18 19.06    0.57        4.2 FEP      2.47314e-13     645
XMM       4XMMs J182331.2+641819 3050621010100004                18 23 31.288 +64 18 19.06    0.57        4.2 FEP      2.53674e-13     646
XMM       4XMMs J182331.2+641819 3050621010100004                18 23 31.288 +64 18 19.06    0.57        4.2 FEP      7.35422e-14     647
XMM       4XMMs J182331.2+641819 3050621010100004                18 23 31.288 +64 18 19.06    0.57        4.2 FEP      1.01531e-13     648
USNO-B1.0 1543-0211069                                           18 23 31.203 +64 18 18.19    1.00        4.5 B1mag          19.99     634
NOMAD     1543-0216691 1543-0211069                              18 23 31.203 +64 18 18.19    1.00        4.5 Vmag                     633
GSC2.3    N13G001515                                             18 23 31.226 +64 18 18.10    0.38        4.7 Fmag           19.45     642
AllWISE   J182331.21+641818.0                                    18 23 31.218 +64 18 18.07    0.05        4.7 W1mag         14.805     637
unWISE    2774p636o0042746                                       18 23 31.212 +64 18 18.05    0.02        4.7 FW1       1.0997e+03     636
unWISE    2741p636o0042921                                       18 23 31.205 +64 18 17.99    0.02        4.7 FW1       1.0931e+03     635
PS1       185162758801116724                                     18 23 31.220 +64 18 18.02    0.01        4.7 gmag         20.8010     640
SDSS-DR12 J182331.22+641818.0 1237671939807970098                18 23 31.223 +64 18 18.02    0.02        4.7 rmag          19.864     641
Milliquas J182331.21+641818.0                                    18 23 31.220 +64 18 18.01    1.00        4.8 z              0.100     638
Gaia-DR3  Gaia DR3 2160548457478488832 2160548457478488832       18 23 31.220 +64 18 17.99    0.00        4.8 Gmag       21.047218     639
ROSHRI    1RXH J182331.4+641819                                  18 23 31.488 +64 18 19.44    3.50        4.9 CRate       7.67e-04     649
GUVcat    6370986200468032582                                    18 23 31.061 +64 18 17.16    1.36        5.2 NUVmag       22.9222     631
SDSS-DR12 J182330.10+641823.7 1237671939807970193                18 23 30.103 +64 18 23.79    0.04        5.2 rmag          21.393     629
XMM       J182331.2+641817 201109505015006                       18 23 31.279 +64 18 17.61    0.55        5.3 Flux8    1.09234e-13     643
PS1       185162758753028558                                     18 23 30.086 +64 18 23.78    0.01        5.3 gmag                     628
2SXPS     119005                                                 18 23 31.152 +64 18 17.10    1.86        5.4 CR0         6.49e-03     632
AllWISE   J182329.83+641824.4                                    18 23 29.838 +64 18 24.41    0.08        7.0 W1mag         15.842     627
unWISE    2774p636o0042779                                       18 23 29.815 +64 18 24.56    0.04        7.2 FW1       4.3021e+02     626
unWISE    2741p636o0042998                                       18 23 29.812 +64 18 24.64    0.04        7.3 FW1       4.2557e+02     625
USNO-B1.0 1543-0211067                                           18 23 29.777 +64 18 25.12    1.00        7.7 B1mag          20.06     624
NOMAD     1543-0216689 1543-0211067                              18 23 29.777 +64 18 25.12    1.00        7.7 Vmag                     623
USNO-A2.0 1500-06497299                                          18 23 29.722 +64 18 24.51    1.00        7.8 Bmag            19.5     622
1AXG      J182320+6419                                           18 23 20.016 +64 19 16.32   40.74       88.9 FluxH            2.1     616
MAXI      J1823+643                                              18 23 24.720 +64 22 51.60  302.40      272.4 F4-10keV       13.70     621
PS1       185102756317046087                                     18 22 31.766 +64 15 14.98  817.28      427.8 gmag         21.5143     496
PS1       185222753882927419                                     18 21 33.188 +64 21 20.02 1613.91      785.0 gmag         13.0177     150
PS1       184982751452395984                                     18 20 34.730 +64 09 16.29 8381.57     1271.7 gmag         22.3290      77