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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 1031 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 CI Hyi HMB 2460564.7218 2024-09-11 05:19 9.291 0.010 Johnson V CCD
2 CI Hyi HMB 2460564.7220 2024-09-11 05:19 9.729 0.015 Johnson V CCD
3 CI Hyi HMB 2460564.7222 2024-09-11 05:19 10.848 0.009 Johnson B CCD
4 CI Hyi HMB 2460564.7224 2024-09-11 05:20 10.958 0.007 Johnson B CCD
5 CI Hyi HMB 2460566.7164 2024-09-13 05:11 9.345 0.007 Johnson V CCD
6 CI Hyi HMB 2460566.7165 2024-09-13 05:11 9.358 0.007 Johnson V CCD
7 CI Hyi HMB 2460566.7167 2024-09-13 05:12 10.926 0.007 Johnson B CCD
8 CI Hyi HMB 2460566.7169 2024-09-13 05:12 10.922 0.007 Johnson B CCD
9 CI Hyi HMB 2460566.7171 2024-09-13 05:12 7.620 0.006 Cousins R CCD
10 CI Hyi HMB 2460566.7172 2024-09-13 05:12 7.628 0.006 Cousins R CCD
11 CI Hyi JDAF 2460565.0793 2024-09-11 13:54 9.3375 0.0028 Johnson V CCD
12 CI Hyi JDAF 2460565.0879 2024-09-11 14:06 9.3311 0.0035 Johnson V CCD
13 CI Hyi JDAF 2460565.0971 2024-09-11 14:19 9.3177 0.0039 Johnson V CCD
14 CI Hyi JDAF 2460565.1071 2024-09-11 14:34 9.3099 0.0047 Johnson V CCD
15 CI Hyi JDAF 2460565.1159 2024-09-11 14:46 9.3214 0.0041 Johnson V CCD
16 CI Hyi JDAF 2460565.1252 2024-09-11 15:00 9.2907 0.0055 Johnson V CCD
17 CI Hyi JDAF 2460565.1345 2024-09-11 15:13 9.3096 0.0064 Johnson V CCD
18 CI Hyi JDAF 2460565.1433 2024-09-11 15:26 9.3039 0.0052 Johnson V CCD
19 CI Hyi JDAF 2460565.1526 2024-09-11 15:39 9.3449 0.0038 Johnson V CCD
20 CI Hyi JDAF 2460565.1636 2024-09-11 15:55 9.2599 0.0154 Johnson V CCD
21 CI Hyi JDAF 2460565.1722 2024-09-11 16:07 9.2703 0.0150 Johnson V CCD
22 CI Hyi JDAF 2460565.1825 2024-09-11 16:22 9.2968 0.0034 Johnson V CCD
23 CI Hyi JDAF 2460565.1925 2024-09-11 16:37 9.3022 0.0041 Johnson V CCD
24 CI Hyi JDAF 2460565.2011 2024-09-11 16:49 9.2932 0.0038 Johnson V CCD
25 CI Hyi JDAF 2460565.2105 2024-09-11 17:03 9.3352 0.0022 Johnson V CCD