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Field photometry for 3C 345 from the AAVSO Variable Star Database

Data includes all comparison stars within 0.125° of RA: 16:42:58.81 [250.74504167°] & Dec: 39:48:37.0 [39.81027778°]

Report this sequence as X36453CK in the chart field of your observation report.

AUID RA Dec Label V B-V Comments
000-BPH-177 16:42:37.79 [250.65745543999998°] 39:52:13.6 [39.87044525°] 149 14.905 (0.004)46 0.591 (0.007)
000-BPH-178 16:42:49.28 [250.70533751999997°] 39:46:38.4 [39.77733231°] 154 15.432 (0.005)46 0.580 (0.009)
000-BPH-179 16:43:16.97 [250.82070923°] 39:47:16.8 [39.7879982°] 160 16.021 (0.004)46 0.976 (0.007)
000-BPH-180 16:43:00.07 [250.75028991999997°] 39:49:17.9 [39.82164001°] 165 16.496 (0.005)46 0.573 (0.009)
000-BPH-181 16:42:53.82 [250.72424316°] 39:47:35.2 [39.79310989°] 171 17.145 (0.004)46 0.580 (0.007)
000-BPH-182 16:42:41.09 [250.67120360999996°] 39:50:46.5 [39.84624863°] 177 17.712 (0.006)46 0.424 (0.010)
000-BPH-183 16:43:19.67 [250.83195496°] 39:47:25.0 [39.79027939°] 182 18.182 (0.006)46 0.795 (0.010)
000-BPH-184 16:43:03.24 [250.76350403°] 39:45:25.7 [39.7571373°] 186 18.584 (0.008)46 0.525 (0.014)
  • 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