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Search Data

The AAVSO International Database is a repository of variable star observations contributed by amateur and professional astronomers worldwide. Use the form below to search for observations of specific stars or by specific observers.

Enter list of star names, comma separated.
Enter a date in natural language, jd, or utc format.
Enter a date in natural language, jd, or utc format.
Separate multiple observers with commas.
Campaign overrides targets and dates.

Found 26337 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 Z Cam HAB 2457287.8639 2015-09-22 08:44 10.8 N/A Visual Visual
2 RX And MOW 2457287.8417 2015-09-22 08:12 13.6 N/A Visual Visual
3 Z Cam BWX 2457287.6535 2015-09-22 03:41 10.7 N/A Visual Visual
4 RX And MDP 2457287.6097 2015-09-22 02:37 13.5 N/A Visual Visual
5 RX And FDA 2457287.5800 2015-09-22 01:55 13.4 N/A Visual Visual
6 YZ Cnc BFO 2457287.5700 2015-09-22 01:40 11.6 N/A Visual Visual
7 U Gem BFO 2457287.5600 2015-09-22 01:26 14.3 N/A Visual Visual
8 RX And BFO 2457287.5300 2015-09-22 00:43 13.7 N/A Visual Visual
9 EM Cyg BFO 2457287.4700 2015-09-21 23:16 13.1 N/A Visual Visual
10 RX And GMQA 2457287.4160 2015-09-21 21:59 <13.0 N/A Visual Visual
11 RX And TIA 2457287.4035 2015-09-21 21:40 13.39 0.015 Johnson V CCD
12 AB Dra PTT 2457287.3960 2015-09-21 21:30 <13.9 N/A Visual Visual
13 RX And OJR 2457287.3951 2015-09-21 21:29 13.4 N/A Visual Visual
14 EM Cyg GMQA 2457287.3930 2015-09-21 21:25 12.9 N/A Visual Visual
15 RX And MED 2457287.3900 2015-09-21 21:21 <11.5 N/A Visual Visual
16 RX And RAEA 2457287.3811 2015-09-21 21:08 13.498 0.012 Johnson V CCD
17 RX And RAEA 2457287.3811 2015-09-21 21:08 13.49 0.015 Johnson V CCD
18 RX And RAEA 2457287.3804 2015-09-21 21:07 13.505 0.017 Johnson V CCD
19 RX And RAEA 2457287.3804 2015-09-21 21:07 13.498 0.017 Johnson V CCD
20 RX And PTT 2457287.3800 2015-09-21 21:07 13.6 N/A Visual Visual
21 EM Cyg WPB 2457287.3800 2015-09-21 21:07 13.4 N/A Visual Visual
22 RX And RAEA 2457287.3796 2015-09-21 21:06 13.459 0.011 Johnson V CCD
23 RX And RAEA 2457287.3796 2015-09-21 21:06 13.453 0.013 Johnson V CCD
24 RX And RAEA 2457287.3789 2015-09-21 21:05 13.466 0.014 Johnson V CCD
25 RX And RAEA 2457287.3789 2015-09-21 21:05 13.459 0.016 Johnson V CCD