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Search Data

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 14424 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 TX Psc MOW 2454878.5000 2009-02-16 00:00 5.7 N/A Visual Visual
2 S Peg MOW 2454878.5000 2009-02-16 00:00 8.7 N/A Visual Visual
3 R Peg MOW 2454878.5000 2009-02-16 00:00 9.1 N/A Visual Visual
4 RV Peg MOW 2454878.5000 2009-02-16 00:00 12.4 N/A Visual Visual
5 RS Lac MOW 2454878.5000 2009-02-16 00:00 11.1 N/A Visual Visual
6 V Mon MOW 2454878.5000 2009-02-16 00:00 11.7 N/A Visual Visual
7 W Eri MOW 2454878.5000 2009-02-16 00:00 13.8 N/A Visual Visual
8 R For MOW 2454878.5000 2009-02-16 00:00 11.4 N/A Visual Visual
9 S Psc MOW 2454878.5000 2009-02-16 00:00 14.1 N/A Visual Visual
10 Z And BRJ 2454878.5000 2009-02-16 00:00 10.7 N/A Visual Visual
11 UV Cas BRJ 2454878.5000 2009-02-16 00:00 11.2 N/A Visual Visual
12 AG Dra BRJ 2454878.5000 2009-02-16 00:00 10.3 N/A Visual Visual
13 Z CMa BRJ 2454878.5000 2009-02-16 00:00 8.5 N/A Visual Visual
14 GH Gem BRJ 2454878.5000 2009-02-16 00:00 12.1 N/A Visual Visual
15 CI Cam BRJ 2454878.5000 2009-02-16 00:00 11.6 N/A Visual Visual
16 DY Per BRJ 2454878.5000 2009-02-16 00:00 <14.5 N/A Visual Visual
17 AX Per BRJ 2454878.5000 2009-02-16 00:00 11.9 N/A Visual Visual
18 RZ LMi BDG 2454878.4999 2009-02-15 23:59 14.252 0.014 CV CCD
19 RZ LMi BDG 2454878.4992 2009-02-15 23:58 14.250 0.014 CV CCD
20 RZ LMi BDG 2454878.4985 2009-02-15 23:57 14.232 0.014 CV CCD
21 V0630 Cas MDW 2454878.4982 2009-02-15 23:57 15.48 0.04 Johnson V CCD
22 IR Com GOT 2454878.4981 2009-02-15 23:57 <15.74 0.20 Johnson V CCD
23 RZ LMi BDG 2454878.4978 2009-02-15 23:56 14.223 0.014 CV CCD
24 RZ LMi BDG 2454878.4971 2009-02-15 23:55 14.240 0.014 CV CCD
25 S Vol AAX 2454878.4965 2009-02-15 23:54 11.8 N/A Visual Visual