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Field photometry for 4C 74.26 from the AAVSO Variable Star Database

Data includes all comparison stars within 0.125° of RA: 20:42:37.32 [310.6555°] & Dec: 75:08:02.4 [75.134°]

Report this sequence as X36711BVC in the chart field of your observation report.

AUID RA Dec Label V B-V Comments
000-BLN-658 20:42:38.81 [310.66171265°] 75:03:57.9 [75.06608582°] 137 13.710 (0.062)29 0.710 (0.181)
000-BLN-659 20:43:13.90 [310.80792236°] 75:07:07.0 [75.1186142°] 141 14.061 (0.093)29 0.987 (0.289)
000-BLN-660 20:42:47.89 [310.69955444°] 75:01:38.5 [75.02735901°] 143 14.296 (0.109)29 0.606 (0.275)
000-BLN-661 20:43:24.72 [310.85299683°] 75:04:34.6 [75.07627869°] 147 14.686 (0.071)29 0.832 (0.168)
000-BLN-662 20:43:09.11 [310.78796387°] 75:05:55.9 [75.09886169°] 149 14.882 (0.071)29 0.900 (0.167)
000-BLN-663 20:42:55.74 [310.73223877°] 75:09:42.9 [75.16191864°] 152 15.239 (0.056)29 0.926 (0.243)
000-BLN-664 20:42:04.43 [310.51846313°] 75:08:39.4 [75.14427948°] 154 15.367 (0.022)29 0.595 (0.141)
  • 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