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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 24416 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 RU Peg YRK 2449623.6240 1994-09-28 02:58 11.8 N/A Visual Visual
2 AM Her YRK 2449623.6080 1994-09-28 02:35 13.0 N/A Visual Visual
3 UZ Boo YRK 2449623.6010 1994-09-28 02:25 <15.2 N/A Visual Visual
4 IP Peg SWT 2449623.6000 1994-09-28 02:24 <13.6 N/A Visual Visual
5 R Aql HAB 2449623.6000 1994-09-28 02:24 6.6 N/A Visual Visual
6 DX And YRK 2449623.5970 1994-09-28 02:19 11.8 N/A Visual Visual
7 SS Cyg YRK 2449623.5920 1994-09-28 02:12 12.9 N/A Visual Visual
8 RU Peg SWT 2449623.5889 1994-09-28 02:08 12.0 N/A Visual Visual
9 DX And SWT 2449623.5806 1994-09-28 01:56 11.8 N/A Visual Visual
10 R Aql NIP 2449623.5625 1994-09-28 01:30 6.28 N/A Visual Visual
11 SS Cyg HJO 2449623.5200 1994-09-28 00:28 11.8 N/A Visual Visual
12 SS Cyg FJH 2449623.4600 1994-09-27 23:02 11.8 N/A Visual Visual
13 IP Peg JLT 2449623.4458 1994-09-27 22:41 <13.8 N/A Visual Visual
14 RU Peg JLT 2449623.4444 1994-09-27 22:39 12.0 N/A Visual Visual
15 SS Cyg JLT 2449623.4194 1994-09-27 22:03 12.0 N/A Visual Visual
16 DX And JLT 2449623.4124 1994-09-27 21:53 11.7 N/A Visual Visual
17 DX And FJH 2449623.4100 1994-09-27 21:50 11.5 N/A Visual Visual
18 RU Peg FJH 2449623.3900 1994-09-27 21:21 11.7 N/A Visual Visual
19 DX And WBK 2449623.3756 1994-09-27 21:00 11.8 N/A Visual Visual
20 IP Peg WBK 2449623.3722 1994-09-27 20:55 <14.1 N/A Visual Visual
21 RU Peg MOK 2449623.3500 1994-09-27 20:24 11.7 N/A Visual Visual
22 SS Cyg MOK 2449623.3500 1994-09-27 20:24 12.0 N/A Visual Visual
23 TT Ari MMI 2449623.3080 1994-09-27 19:23 10.6 N/A Visual Visual
24 IP Peg MMI 2449623.3030 1994-09-27 19:16 <12.5 N/A Visual Visual
25 DX And MMI 2449623.3020 1994-09-27 19:14 12.0 N/A Visual Visual