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Field photometry for 1ES 1627+40.2 from the AAVSO Variable Star Database

Data includes all comparison stars within 0.125° of RA: 16:29:01.31 [247.25545833°] & Dec: 40:07:59.9 [40.13330556°]

Report this sequence as X36483BAC in the chart field of your observation report.

AUID RA Dec Label V B-V Comments
000-BCT-146 16:28:56.45 [247.23521422999997°] 40:06:47.8 [40.11327744°] 139 13.853 (0.011)18 0.581 (0.041)
000-BCT-144 16:28:47.73 [247.19886780000002°] 40:11:26.6 [40.19072342°] 142 14.217 (0.010)18 0.745 (0.020)
000-BCT-145 16:28:53.70 [247.22375488000003°] 40:06:16.5 [40.10458374°] 146 14.565 (0.013)18 0.558 (0.028)
000-BCT-148 16:29:12.44 [247.30183411000002°] 40:11:48.2 [40.19672012°] 151 15.076 (0.007)18 0.636 (0.029)
000-BCT-147 16:29:09.47 [247.28945923000003°] 40:09:45.7 [40.16269302°] 154 15.431 (0.008)18 0.963 (0.031)
000-BCT-143 16:28:42.23 [247.17596436°] 40:07:26.0 [40.12388992°] 159 15.851 (0.010)18 0.753 (0.034)
  • 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