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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 550 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 HD 5980 HMB 2456220.6245 2012-10-20 02:59 11.776 0.021 Cousins I CCD
2 HD 5980 HMB 2456220.6249 2012-10-20 02:59 11.790 0.021 Cousins I CCD
3 HD 5980 HMB 2456220.6263 2012-10-20 03:01 11.776 0.020 Cousins I CCD
4 HD 5980 HMB 2456220.6267 2012-10-20 03:02 11.777 0.025 Cousins I CCD
5 HD 5980 HMB 2456220.6237 2012-10-20 02:58 11.677 0.011 Johnson V CCD
6 HD 5980 HMB 2456220.6241 2012-10-20 02:58 11.657 0.011 Johnson V CCD
7 HD 5980 HMB 2456220.6255 2012-10-20 03:00 11.674 0.011 Johnson V CCD
8 HD 5980 HMB 2456220.6259 2012-10-20 03:01 11.678 0.011 Johnson V CCD
9 HD 5980 HMB 2456221.6083 2012-10-21 02:35 11.630 0.020 Cousins I CCD
10 HD 5980 HMB 2456221.6087 2012-10-21 02:36 11.627 0.020 Cousins I CCD
11 HD 5980 HMB 2456221.6101 2012-10-21 02:38 11.618 0.020 Cousins I CCD
12 HD 5980 HMB 2456221.6105 2012-10-21 02:39 11.644 0.019 Cousins I CCD
13 HD 5980 HMB 2456221.6074 2012-10-21 02:34 11.518 0.010 Johnson V CCD
14 HD 5980 HMB 2456221.6078 2012-10-21 02:35 11.523 0.011 Johnson V CCD
15 HD 5980 HMB 2456221.6092 2012-10-21 02:37 11.542 0.011 Johnson V CCD
16 HD 5980 HMB 2456221.6096 2012-10-21 02:37 11.546 0.012 Johnson V CCD
17 HD 5980 BHQ 2456220.9729 2012-10-20 11:21 11.491 0.015 Johnson B CCD
18 HD 5980 BHQ 2456220.9765 2012-10-20 11:26 11.627 0.010 Johnson V CCD
19 HD 5980 BHQ 2456220.9953 2012-10-20 11:53 11.604 0.008 Cousins R CCD
20 HD 5980 HMB 2456222.6100 2012-10-22 02:38 11.596 0.020 Cousins I CCD
21 HD 5980 HMB 2456222.6104 2012-10-22 02:39 11.593 0.019 Cousins I CCD
22 HD 5980 HMB 2456222.6118 2012-10-22 02:40 11.577 0.019 Cousins I CCD
23 HD 5980 HMB 2456222.6092 2012-10-22 02:37 11.479 0.011 Johnson V CCD
24 HD 5980 HMB 2456222.6096 2012-10-22 02:37 11.500 0.011 Johnson V CCD
25 HD 5980 HMB 2456222.6110 2012-10-22 02:39 11.502 0.011 Johnson V CCD