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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 7015 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 CH Cyg SGOR 2456046.8234 2012-04-29 07:45 7.540 0.005 Johnson V CCD
2 CH Cyg SGOR 2456046.8229 2012-04-29 07:44 8.985 0.006 Johnson B CCD
3 CH Cyg SGOR 2456046.8225 2012-04-29 07:44 7.535 0.005 Johnson V CCD
4 CH Cyg SGOR 2456046.8220 2012-04-29 07:43 8.983 0.007 Johnson B CCD
5 CH Cyg SGOR 2456046.8216 2012-04-29 07:43 7.487 0.005 Johnson V CCD
6 CH Cyg SGOR 2456046.8210 2012-04-29 07:42 9.000 0.006 Johnson B CCD
7 CH Cyg SGOR 2456046.8205 2012-04-29 07:41 7.476 0.005 Johnson V CCD
8 CH Cyg SGOR 2456046.8199 2012-04-29 07:40 8.973 0.006 Johnson B CCD
9 CH Cyg SGOR 2456046.8195 2012-04-29 07:40 7.501 0.005 Johnson V CCD
10 CH Cyg SGOR 2456046.8189 2012-04-29 07:39 9.013 0.006 Johnson B CCD
11 CH Cyg SGOR 2456046.8186 2012-04-29 07:38 7.534 0.005 Johnson V CCD
12 CH Cyg SGOR 2456046.8180 2012-04-29 07:37 8.996 0.007 Johnson B CCD
13 CH Cyg JM 2456046.8178 2012-04-29 07:37 5.811 .02 Cousins R CCD
14 CH Cyg SGOR 2456046.8176 2012-04-29 07:37 7.495 0.005 Johnson V CCD
15 CH Cyg JM 2456046.8176 2012-04-29 07:37 7.478 .02 Johnson V CCD
16 CH Cyg JM 2456046.8173 2012-04-29 07:36 8.946 .02 Johnson B CCD
17 CH Cyg SGOR 2456046.8171 2012-04-29 07:36 8.975 0.007 Johnson B CCD
18 CH Cyg SGOR 2456046.8167 2012-04-29 07:36 7.541 0.005 Johnson V CCD
19 CH Cyg SGOR 2456046.8161 2012-04-29 07:35 8.984 0.007 Johnson B CCD
20 CH Cyg SGOR 2456046.8158 2012-04-29 07:34 7.495 0.005 Johnson V CCD
21 CH Cyg SGOR 2456046.8152 2012-04-29 07:33 8.994 0.007 Johnson B CCD
22 CH Cyg SGOR 2456046.8149 2012-04-29 07:33 7.483 0.005 Johnson V CCD
23 CH Cyg SGOR 2456046.8143 2012-04-29 07:32 9.039 0.006 Johnson B CCD
24 CH Cyg SGOR 2456046.8139 2012-04-29 07:32 7.487 0.005 Johnson V CCD
25 CH Cyg SGOR 2456046.8134 2012-04-29 07:31 8.975 0.007 Johnson B CCD