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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 148688 records

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# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 RV AND MOW 2460268.5000 2023-11-20 00:00 10.0 N/A Visual Visual
2 W AND MOW 2460268.5000 2023-11-20 00:00 11.2 N/A Visual Visual
3 RS HER MOW 2460268.5000 2023-11-20 00:00 10.7 N/A Visual Visual
4 T HER MOW 2460268.5000 2023-11-20 00:00 7.9 N/A Visual Visual
5 RZ HER MOW 2460268.5000 2023-11-20 00:00 10.8 N/A Visual Visual
6 R AQL MOW 2460268.5000 2023-11-20 00:00 8.7 N/A Visual Visual
7 TX PSC MOW 2460268.5000 2023-11-20 00:00 5.4 N/A Visual Visual
8 V378 PEG DFS 2460268.5000 2023-11-20 00:00 13.913 0.010 Johnson V CCD
9 NSV 35 HMB 2460268.5001 2023-11-20 00:00 15.809 0.050 Unfiltered with V Zeropoint CCD
10 AO PSC DKS 2460268.5002 2023-11-20 00:00 13.289 0.008 Unfiltered with V Zeropoint CCD
11 CSS_J225522.9-031632 DKS 2460268.5002 2023-11-20 00:00 16.534 0.141 Unfiltered with V Zeropoint CCD
12 V378 PEG DFS 2460268.5004 2023-11-20 00:00 13.902 0.010 Johnson V CCD
13 AO PSC DKS 2460268.5005 2023-11-20 00:00 13.320 0.008 Unfiltered with V Zeropoint CCD
14 CSS_J225522.9-031632 DKS 2460268.5005 2023-11-20 00:00 16.515 0.136 Unfiltered with V Zeropoint CCD
15 CTCV J1940-4724 HMB 2460268.5007 2023-11-20 00:00 16.424 0.137 Unfiltered with V Zeropoint CCD
16 V1405 CAS SREB 2460268.5007 2023-11-20 00:00 12.0632 0.0047 Cousins I CCD
17 CZEV3163 SREB 2460268.5007 2023-11-20 00:01 11.4831 0.0039 Cousins I CCD
18 CZEV3192 SREB 2460268.5007 2023-11-20 00:01 11.9353 0.0052 Cousins I CCD
19 CZEV1457 SREB 2460268.5007 2023-11-20 00:01 12.4674 0.0064 Cousins I CCD
20 V378 PEG DFS 2460268.5008 2023-11-20 00:01 13.940 0.011 Johnson V CCD
21 AO PSC DKS 2460268.5009 2023-11-20 00:01 13.267 0.008 Unfiltered with V Zeropoint CCD
22 CSS_J225522.9-031632 DKS 2460268.5009 2023-11-20 00:01 16.832 0.185 Unfiltered with V Zeropoint CCD
23 AO PSC HMB 2460268.5010 2023-11-20 00:01 13.381 0.012 Unfiltered with V Zeropoint CCD
24 CSS_J225522.9-031632 HMB 2460268.5010 2023-11-20 00:01 17.302 0.335 Unfiltered with V Zeropoint CCD
25 CSS_J225626.9-032300 HMB 2460268.5010 2023-11-20 00:01 15.780 0.090 Unfiltered with V Zeropoint CCD