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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 818 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 SS Cyg HJO 2449251.5000 1993-09-21 00:00 11.7 N/A Visual Visual
2 SS Cyg LNZ 2449251.4972 1993-09-20 23:55 11.6 N/A Visual Visual
3 SS Cyg SUX 2449251.4931 1993-09-20 23:50 11.7 N/A Visual Visual
4 RX And CFN 2449251.4300 1993-09-20 22:19 11.4 N/A Visual Visual
5 RU Peg GUN 2449251.4100 1993-09-20 21:50 12.5 N/A Visual Visual
6 RU Peg CFN 2449251.4100 1993-09-20 21:50 12.5 N/A Visual Visual
7 Z Cam GUN 2449251.4100 1993-09-20 21:50 11.2 N/A Visual Visual
8 SS Cyg CFN 2449251.4000 1993-09-20 21:35 11.7 N/A Visual Visual
9 SS Cyg KOS 2449251.4000 1993-09-20 21:35 12.0 N/A Visual Visual
10 SS Cyg PCC 2449251.4000 1993-09-20 21:35 11.8 N/A Visual Visual
11 SS Cyg HJO 2449251.3700 1993-09-20 20:52 11.8 N/A Visual Visual
12 RX And MMI 2449251.3420 1993-09-20 20:12 11.8 N/A Visual Visual
13 RX And JLT 2449251.3420 1993-09-20 20:12 11.4 N/A Visual Visual
14 SS Cyg JLT 2449251.3380 1993-09-20 20:06 11.8 N/A Visual Visual
15 Z Cam MMI 2449251.3350 1993-09-20 20:02 11.9 N/A Visual Visual
16 RU Peg MMI 2449251.3330 1993-09-20 19:59 <12.0 N/A Visual Visual
17 SS Cyg MMI 2449251.3330 1993-09-20 19:59 12.2 N/A Visual Visual
18 RU Peg OER 2449251.3290 1993-09-20 19:53 <12.0 N/A Visual Visual
19 RX And OER 2449251.3260 1993-09-20 19:49 11.1 N/A Visual Visual
20 RX And MGE 2449251.3229 1993-09-20 19:44 11.3 N/A Visual Visual
21 SS Cyg GUN 2449251.3100 1993-09-20 19:26 11.7 N/A Visual Visual
22 Z Cam GCT 2449251.3100 1993-09-20 19:26 11.7 N/A Visual Visual
23 SS Cyg CMG 2449251.3100 1993-09-20 19:26 11.8 N/A Visual Visual
24 RX And GUN 2449251.3100 1993-09-20 19:26 10.8 N/A Visual Visual
25 SS Cyg VCP 2449251.3080 1993-09-20 19:23 11.9 N/A Visual Visual