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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 3093 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 R Aqr SREB 2459844.6227 2022-09-22 02:56 4.386 0.018 Cousins I CCD
2 R Aqr SREB 2459844.6234 2022-09-22 02:57 4.437 0.018 Cousins I CCD
3 R Aqr DFS 2459844.3723 2022-09-21 20:56 9.324 0.008 Johnson V CCD
4 R Aqr DFS 2459844.3732 2022-09-21 20:57 10.856 0.010 Johnson B CCD
5 R Aqr KHL 2459844.4347 2022-09-21 22:25 9.9 N/A Visual Visual
6 R Aqr CCHD 2459844.7802 2022-09-22 06:43 11.298 0.035 Johnson B CCD
7 R Aqr CCHD 2459844.7824 2022-09-22 06:46 9.345 0.010 Johnson V CCD
8 R Aqr MMOI 2459845.5528 2022-09-23 01:16 9.545 0.03 Tri-Color Green DSLR
9 R Aqr AAX 2459843.8299 2022-09-21 07:55 9.6 N/A Visual Visual
10 R Aqr AAX 2459845.5188 2022-09-23 00:27 9.7 N/A Visual Visual
11 R Aqr EMAC 2459845.6361 2022-09-23 03:15 10.5 N/A Visual Visual
12 R Aqr HMB 2459845.5298 2022-09-23 00:42 9.499 0.006 Johnson V CCD
13 R Aqr HMB 2459845.5299 2022-09-23 00:43 9.487 0.006 Johnson V CCD
14 R Aqr HMB 2459845.5302 2022-09-23 00:43 11.084 0.009 Johnson B CCD
15 R Aqr HMB 2459845.5304 2022-09-23 00:43 11.116 0.009 Johnson B CCD
16 R Aqr SFRA 2459845.0841 2022-09-22 14:01 11.009 0.009 Johnson B CCD
17 R Aqr SFRA 2459845.0831 2022-09-22 13:59 9.346 0.020 Johnson V CCD
18 R Aqr SFRA 2459844.7359 2022-09-22 05:39 11.133 0.042 Johnson B CCD
19 R Aqr SFRA 2459844.7366 2022-09-22 05:40 9.369 0.036 Johnson V CCD
20 R Aqr GLAA 2459845.5889 2022-09-23 02:08 9.496 0.003 Johnson V CCD
21 R Aqr MMOI 2459846.5583 2022-09-24 01:23 9.555 0.008 Tri-Color Green DSLR
22 R Aqr JNCA 2459845.6868 2022-09-23 04:29 9.6 N/A Visual Visual
23 R Aqr AAX 2459846.5146 2022-09-24 00:21 9.9 N/A Visual Visual
24 R Aqr AAX 2459846.8160 2022-09-24 07:35 9.7 N/A Visual Visual
25 R Aqr CCHD 2459846.6928 2022-09-24 04:37 11.315 0.029 Johnson B CCD