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Field photometry for V2487 Oph from the AAVSO Variable Star Database

Data includes all comparison stars within 0.25° of RA: 17:31:59.80 [262.99916667°] & Dec: -19:13:56.0 [-19.23222222°]

Report this sequence as X36483GT in the chart field of your observation report.

AUID RA Dec Label V B-V Comments
000-BMB-810 17:32:28.72 [263.11965942°] -19:19:13.6 [-19.32044411°] 109 10.922 (0.053)29 0.674 (0.107)
000-BMB-809 17:32:29.20 [263.12167358°] -19:23:13.0 [-19.38694382°] 110 10.990 (0.048)29 0.587 (0.098)
000-BMB-812 17:32:31.21 [263.1300354°] -19:14:29.1 [-19.24141693°] 115 11.513 (0.045)29 0.837 (0.096)
000-BMB-815 17:31:53.82 [262.97424316°] -19:22:13.5 [-19.37041664°] 120 12.037 (0.043)29 0.521 (0.091)
000-BBZ-127 17:31:55.99 [262.98330688°] -19:15:09.0 [-19.25250053°] 126 12.572 (0.008)10 0.887 (0.012)
000-BBZ-138 17:32:24.72 [263.10299683°] -19:11:31.4 [-19.19205475°] 127 12.696 (—)10 0.705 (0.007)
000-BBZ-133 17:32:00.83 [263.00344849°] -19:18:56.7 [-19.31575012°] 131 13.060 (0.016)10 0.893 (0.023)
000-BBZ-130 17:31:59.75 [262.9989624°] -19:15:08.0 [-19.25222206°] 132 13.245 (0.017)10 0.720 (0.025)
000-BKC-544 17:31:47.04 [262.9460144°] -19:16:23.6 [-19.27322197°] 139 13.936 (0.026)10 0.898 (0.037)
  • AUID is the AAVSO Unique Identifier for the star. When reporting a problem, please include this AUID.
  • Coordinates are in J2000 sexagesimal format, followed by decimal degrees
  • Search for variable stars in this field via VSX
  • Label is that star's label when plotted on an AAVSO chart, usually (but not always) its V magnitude rounded to the nearest tenth.

Source Reference Table

Footnote Source Footnote Source Footnote Source
1 Tycho-2 17 ASAS 33 SRO50
2 GSC 1.2 18 SRO 34 K35
3 GSC 2.2 19 NA 35 Landolt2007
4 USNO A2.0 20 GCPD 36 Landolt2009
5 USNO B1.0 21 SDSS 37 BSM_S
6 GCVS 4.2 22 BSC 38 UCAC3
7 UCAC2 23 LONEOS 39 UCAC4
8 2MASS 24 WBVR 40 BSM-Hamren
9 AAVSO Charts 25 DENIS 41 BSM_Berry
10 CCD Henden 26 CMC14 42 TMO61
11 Downes 27 RRLyr 43 VSX
12 Hipparcos 28 BSM_NM 44 COKER30
13 HD 29 APASS 45 BSM_HQ
14 NSV 30 W28 46 Pan-STARRS
15 ACP 0.9 31 W30 47 Landolt2013
16 TASS 32 OC61 48 GAIA DR2