AAVSO: American Association of Variable Star Observers

Variable Star Plotter

Field photometry for V1117 HER from the AAVSO Variable Star Database

Data includes all comparison stars within 0.25° of RA: 16:39:06.43 [249.77679167°] & Dec: 09:47:55.3 [9.79869444°]

Report this sequence as X23683IM in the chart field of your observation report.

AUID RA Dec Label V B-V Comments
000-BKG-611 16:39:59.77 [249.9990387°] 09:42:23.4 [9.70650005°] 117 11.718 (0.090)29 0.568 (0.156)
000-BKG-612 16:38:52.33 [249.7180481°] 09:52:49.6 [9.88044453°] 120 12.033 (0.005)10 0.986 (0.010)
000-BKG-613 16:38:43.26 [249.68025208°] 09:48:58.8 [9.81633377°] 123 12.287 (0.006)10 0.930 (0.013)
000-BKG-614 16:39:39.68 [249.91532898°] 09:48:18.9 [9.80525017°] 126 12.642 (0.066)29 0.842 (0.116)
000-BKG-615 16:38:57.44 [249.73933411°] 09:44:10.6 [9.73627758°] 129 12.914 (0.009)10 0.775 (0.016)
000-BKG-616 16:38:25.45 [249.60604858°] 09:46:17.6 [9.7715559°] 132 13.199 (0.042)29 0.915 (0.076)
000-BKG-617 16:39:03.66 [249.76524353°] 09:44:55.0 [9.74861145°] 135 13.487 (0.005)10 1.002 (0.010)
000-BKG-618 16:39:24.53 [249.85220337°] 09:47:13.9 [9.78719425°] 138 13.849 (0.010)10 0.631 (0.016)
000-BKG-619 16:39:14.39 [249.80995178°] 09:42:46.4 [9.71288872°] 142 14.222 (0.009)10 0.457 (0.013)
000-BKG-620 16:39:08.42 [249.78507996°] 09:51:45.6 [9.86266708°] 145 14.469 (0.017)10 0.705 (0.026)
000-BKG-621 16:38:55.44 [249.73100281°] 09:48:17.5 [9.80486107°] 150 14.996 (0.008)10 0.722 (0.022)
000-BMJ-707 16:39:16.63 [249.81929016°] 09:47:51.5 [9.79763889°] 153 15.324 (0.016)10 0.554 (0.025)
000-BMJ-711 16:39:08.80 [249.78666687°] 09:45:39.7 [9.76102734°] 157 15.749 (0.011)10 0.766 (0.020)
000-BMJ-709 16:39:26.97 [249.86238098°] 09:47:15.6 [9.78766632°] 161 16.067 (0.016)10 0.842 (0.024)
000-BMJ-710 16:38:49.67 [249.70695496°] 09:45:54.7 [9.76519489°] 164 16.386 (0.018)10 0.811 (0.028)
  • 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