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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 RU Peg DPL 2449250.5500 1993-09-20 01:11 12.3 N/A Visual Visual
2 SS Cyg DPL 2449250.5486 1993-09-20 01:09 11.3 N/A Visual Visual
3 SS Cyg VJF 2449250.5400 1993-09-20 00:57 11.9 N/A Visual Visual
4 AM Her DPL 2449250.5382 1993-09-20 00:55 13.5 N/A Visual Visual
5 AM Her BRJ 2449250.5370 1993-09-20 00:53 13.3 N/A Visual Visual
6 Z Cam DGP 2449250.5300 1993-09-20 00:43 11.3 N/A Visual Visual
7 SS Cyg DGP 2449250.5300 1993-09-20 00:43 11.8 N/A Visual Visual
8 SS Cyg RMU 2449250.5300 1993-09-20 00:43 11.6 N/A Visual Visual
9 RU Peg DGP 2449250.5300 1993-09-20 00:43 12.7 N/A Visual Visual
10 AM Her DGP 2449250.5300 1993-09-20 00:43 13.3 N/A Visual Visual
11 RX And DGP 2449250.5300 1993-09-20 00:43 11.0 N/A Visual Visual
12 SS Cyg MOW 2449250.5200 1993-09-20 00:28 11.9 N/A Visual Visual
13 RX And MOW 2449250.5200 1993-09-20 00:28 10.9 N/A Visual Visual
14 RU Peg LNZ 2449250.5125 1993-09-20 00:18 12.5 N/A Visual Visual
15 SS Cyg LNZ 2449250.5062 1993-09-20 00:08 12.0 N/A Visual Visual
16 SS Cyg HAN 2449250.5000 1993-09-20 00:00 11.2 N/A Visual Visual
17 SS Cyg DFR 2449250.5000 1993-09-20 00:00 11.7 N/A Visual Visual
18 AM Her SWT 2449250.5000 1993-09-20 00:00 13.3 N/A Visual Visual
19 AM Her RRB 2449250.5000 1993-09-20 00:00 13.0 N/A Visual Visual
20 Z Cam PTZ 2449250.4530 1993-09-19 22:52 11.8 N/A Visual Visual
21 SS Cyg HJO 2449250.4500 1993-09-19 22:48 11.7 N/A Visual Visual
22 Z Cam GUN 2449250.4300 1993-09-19 22:19 11.2 N/A Visual Visual
23 RX And GUN 2449250.4300 1993-09-19 22:19 10.7 N/A Visual Visual
24 RX And BOS 2449250.4280 1993-09-19 22:16 10.8 N/A Visual Visual
25 SS Cyg BOS 2449250.4100 1993-09-19 21:50 11.5 N/A Visual Visual