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 18163 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 NSV 14420 HMB 2458324.7527 2018-07-25 06:03 8.372 0.012 Johnson V CCD
2 NSV 14420 HMB 2458324.7502 2018-07-25 06:00 8.261 0.009 Johnson V CCD
3 NSV 14420 HMB 2458324.7426 2018-07-25 05:49 8.242 0.012 Johnson V CCD
4 NSV 14420 HMB 2458324.7324 2018-07-25 05:34 8.302 0.010 Johnson V CCD
5 NSV 14420 HMB 2458324.7274 2018-07-25 05:27 8.346 0.009 Johnson V CCD
6 NSV 14420 HMB 2458324.7172 2018-07-25 05:12 8.277 0.010 Johnson V CCD
7 NSV 14420 HMB 2458324.7122 2018-07-25 05:05 7.287 0.015 Johnson V CCD
8 NSV 14420 HMB 2458324.7071 2018-07-25 04:58 8.448 0.009 Johnson V CCD
9 NSV 14420 HMB 2458324.6970 2018-07-25 04:43 8.314 0.014 Johnson V CCD
10 NSV 14420 HMB 2458324.6919 2018-07-25 04:36 8.355 0.013 Johnson V CCD
11 NSV 14420 HMB 2458324.6869 2018-07-25 04:29 8.355 0.010 Johnson V CCD
12 NSV 14420 HMB 2458324.6818 2018-07-25 04:21 8.333 0.010 Johnson V CCD
13 NSV 14420 HMB 2458324.6793 2018-07-25 04:18 8.338 0.010 Johnson V CCD