Variable Star Plotter

Field photometry for ASASSN-25cm from the AAVSO Variable Star Database

Data includes all comparison stars within 2.6666666666666665° of RA: 15:08:03.27 [227.013625°] & Dec: -40:08:35.1 [-40.14308333°]

Report this sequence as X40347B in the chart field of your observation report.

AUID RA Dec Label V B-V Comments
000-BQF-470 15:08:12.09 [227.05036926°] -40:35:02.5 [-40.58402634°] 58 5.791 (0.010)20 -0.150 (0.022) HR Lup - SXARI - V= 5.75 - 5.83. ONLY FOR VISUAL USE.
000-BQF-471 15:10:07.32 [227.53050232°] -38:47:33.0 [-38.79249954°] 60 5.978 (0.031)1 0.868 (0.056)
000-BQF-472 15:18:09.44 [229.53933716°] -41:03:40.1 [-41.06113815°] 63 6.278 (0.010)20 0.180 (0.021)
000-BQF-473 15:16:32.37 [229.13487244°] -39:33:39.4 [-39.5609436°] 69 6.851 (0.032)1 1.509 (0.058)
000-BQF-474 15:18:17.33 [229.57220459°] -41:25:14.1 [-41.42058182°] 70 7.034 (0.032)1 1.065 (0.058)
000-BQF-475 15:05:02.32 [226.25967407°] -39:59:07.2 [-39.98533249°] 72 7.217 (0.032)1 1.569 (0.059)
000-BQF-461 15:10:00.61 [227.50254822°] -41:10:45.9 [-41.17941666°] 75 7.495 (0.006)20 -0.046 (0.012)
000-BQF-449 15:11:13.86 [227.80775452°] -40:42:57.3 [-40.71591568°] 77 7.656 (0.032)1 0.384 (0.058)
000-BQF-450 15:08:41.59 [227.17329407°] -40:17:09.1 [-40.28586197°] 83 8.250 (—)20 0.320 (—)
000-BQF-451 15:08:33.49 [227.13954163°] -39:46:33.5 [-39.77597046°] 90 9.046 (0.107)29 1.184 (0.144)
  • 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 18 SRO 35 Landolt2007
2 GSC 1.2 19 NA 36 Landolt2009
3 GSC 2.2 20 GCPD 37 BSM_S
4 USNO A2.0 21 SDSS 38 UCAC3
5 USNO B1.0 22 BSC 39 UCAC4
6 GCVS 4.2 23 LONEOS 40 BSM-Hamren
7 UCAC2 24 WBVR 41 BSM_Berry
8 2MASS 25 DENIS 42 TMO61
9 AAVSO Charts 26 CMC14 43 VSX
10 CCD Henden 27 RRLyr 44 COKER30
11 Downes 28 BSM_NM 45 BSM_HQ
12 Hipparcos 29 APASS 46 Pan-STARRS
13 HD 30 W28 47 Landolt2013
14 NSV 31 W30 48 Gaia DR2
15 ACP 0.9 32 OC61 49 Gaia DR3
16 TASS 33 SRO50
17 ASAS 34 K35