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Field photometry for QSO B1215+303 from the AAVSO Variable Star Database

Data includes all comparison stars within 0.5° of RA: 12:17:52.08 [184.467°] & Dec: 30:07:00.7 [30.11686111°]

Report this sequence as X36328BAZ in the chart field of your observation report.

AUID RA Dec Label V B-V Comments
000-BNM-899 12:17:20.85 [184.33686829°] 30:07:30.4 [30.12511063°] 137 13.737 (0.073)29 0.796 (0.201)
000-BNM-900 12:18:08.88 [184.53700256°] 30:00:24.7 [30.00686073°] 141 14.145 (0.081)29 0.788 (0.271)
000-BNM-901 12:18:41.64 [184.67349243°] 30:08:08.0 [30.13555527°] 145 14.515 (0.119)29 1.051 (0.303)
  • 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