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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 4279 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 RX AND HAB 2454152.5319 2007-02-21 00:45 11.0 N/A Visual Visual
2 U GEM JM 2454152.5858 2007-02-21 02:03 14.61 0.05 Johnson V CCD
3 YZ CNC WDZ 2454152.6097 2007-02-21 02:37 12.77 0.016 Johnson V CCD
4 U GEM JM 2454152.6106 2007-02-21 02:39 14.81 0.05 Johnson B CCD
5 U GEM JM 2454152.6125 2007-02-21 02:42 14.38 0.05 Johnson V CCD
6 SY CNC WDZ 2454152.6615 2007-02-21 03:52 13.4 0.032 Johnson V CCD
7 Z CAM SXN 2454152.6639 2007-02-21 03:56 13.51 N/A Johnson V CCD
8 U GEM JM 2454152.6640 2007-02-21 03:56 15.28 0.05 Johnson B CCD
9 U GEM JM 2454152.6660 2007-02-21 03:59 14.92 0.05 Johnson V CCD
10 SU UMA SXN 2454152.6667 2007-02-21 04:00 13.97 N/A Johnson V CCD
11 SS CYG VFK 2454152.6800 2007-02-21 04:19 9.5 N/A Visual Visual
12 U GEM JM 2454152.6908 2007-02-21 04:34 14.93 0.05 Johnson B CCD
13 U GEM JM 2454152.6927 2007-02-21 04:37 14.61 0.05 Johnson V CCD
14 U GEM JM 2454152.7175 2007-02-21 05:13 14.98 0.05 Johnson B CCD
15 U GEM MDP 2454152.7188 2007-02-21 05:15 13.1 N/A Visual Visual
16 U GEM KMA 2454152.7229 2007-02-21 05:20 13.3 N/A Visual Visual
17 SU UMA MDP 2454152.7278 2007-02-21 05:28 13.4 N/A Visual Visual
18 Z CAM KMA 2454152.7285 2007-02-21 05:29 13.0 N/A Visual Visual
19 Z CAM TOO 2454152.7306 2007-02-21 05:32 13.1 N/A Visual Visual
20 AB DRA TOO 2454152.7313 2007-02-21 05:33 14.1 N/A Visual Visual
21 SS CYG TOO 2454152.7396 2007-02-21 05:45 9.7 N/A Visual Visual
22 U GEM JM 2454152.7442 2007-02-21 05:51 14.89 0.05 Johnson B CCD
23 U GEM JM 2454152.7462 2007-02-21 05:54 14.71 0.05 Johnson V CCD
24 YZ CNC MDP 2454152.7549 2007-02-21 06:06 12.8 N/A Visual Visual
25 U GEM JM 2454152.7710 2007-02-21 06:30 14.91 0.05 Johnson B CCD