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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 1035 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 CI Hyi HMB 2460635.5275 2024-11-21 00:39 7.718 0.006 Cousins R CCD
2 CI Hyi HMB 2460635.5274 2024-11-21 00:39 7.731 0.006 Cousins R CCD
3 CI Hyi HMB 2460635.5272 2024-11-21 00:39 11.155 0.008 Johnson B CCD
4 CI Hyi HMB 2460635.5270 2024-11-21 00:38 11.138 0.008 Johnson B CCD
5 CI Hyi HMB 2460635.5268 2024-11-21 00:38 9.600 0.008 Johnson V CCD
6 CI Hyi HMB 2460635.5267 2024-11-21 00:38 9.579 0.008 Johnson V CCD
7 CI Hyi HMB 2460634.5304 2024-11-20 00:43 7.768 0.006 Cousins R CCD
8 CI Hyi HMB 2460634.5302 2024-11-20 00:43 7.749 0.006 Cousins R CCD
9 CI Hyi HMB 2460634.5301 2024-11-20 00:43 11.134 0.008 Johnson B CCD
10 CI Hyi HMB 2460634.5298 2024-11-20 00:42 11.118 0.008 Johnson B CCD
11 CI Hyi HMB 2460634.5296 2024-11-20 00:42 9.546 0.008 Johnson V CCD
12 CI Hyi HMB 2460634.5295 2024-11-20 00:42 9.527 0.008 Johnson V CCD
13 CI Hyi HMB 2460633.5331 2024-11-19 00:47 7.765 0.006 Cousins R CCD
14 CI Hyi HMB 2460633.5330 2024-11-19 00:47 7.737 0.006 Cousins R CCD
15 CI Hyi HMB 2460633.5328 2024-11-19 00:47 11.184 0.008 Johnson B CCD
16 CI Hyi HMB 2460633.5326 2024-11-19 00:46 11.125 0.008 Johnson B CCD
17 CI Hyi HMB 2460633.5324 2024-11-19 00:46 9.564 0.008 Johnson V CCD
18 CI Hyi HMB 2460633.5323 2024-11-19 00:46 9.535 0.008 Johnson V CCD
19 CI Hyi HMB 2460632.5359 2024-11-18 00:51 7.700 0.007 Cousins R CCD
20 CI Hyi HMB 2460632.5358 2024-11-18 00:51 7.721 0.007 Cousins R CCD
21 CI Hyi HMB 2460632.5356 2024-11-18 00:51 11.105 0.011 Johnson B CCD
22 CI Hyi HMB 2460632.5354 2024-11-18 00:50 11.118 0.012 Johnson B CCD
23 CI Hyi HMB 2460632.5352 2024-11-18 00:50 9.562 0.011 Johnson V CCD
24 CI Hyi HMB 2460632.5351 2024-11-18 00:50 9.555 0.011 Johnson V CCD
25 CI Hyi MEMC 2460632.0545 2024-11-17 13:18 5.434 0.013 Cousins I CCD