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 8 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 R Mon BOA 2458040.7160 2017-10-14 05:11 12.69 N/A Tri-Color Green CCD
2 R Mon MJB 2458040.9011 2017-10-14 09:37 12.189 0.004 Johnson V CCD
3 R Mon MJB 2458040.9645 2017-10-14 11:08 12.166 0.004 Johnson V CCD
4 R Mon MJB 2458041.9359 2017-10-15 10:27 12.148 0.005 Johnson V CCD
5 R Mon MJB 2458042.9351 2017-10-16 10:26 12.151 0.005 Johnson V CCD
6 R Mon MJB 2458043.9091 2017-10-17 09:49 12.125 0.013 Johnson V CCD
7 R Mon MJB 2458043.9544 2017-10-17 10:54 12.149 0.012 Johnson V CCD
8 R Mon MJB 2458044.9161 2017-10-18 09:59 12.111 0.004 Johnson V CCD