AAVSO LOGO
Sign up Sign in
About Us Get Started Forums Contact Us Donate
Global Search Search Photometry

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 9318 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 GK Per RFDA 2459508.5468 2021-10-21 01:07 12.989 0.006 Johnson V CCD
2 GK Per RFDA 2459508.5459 2021-10-21 01:06 11.559 0.009 Cousins I CCD
3 GK Per RFDA 2459508.5451 2021-10-21 01:04 12.233 0.004 Cousins R CCD
4 GK Per RFDA 2459508.5443 2021-10-21 01:03 13.840 0.023 Johnson B CCD
5 GK Per RFDA 2459508.5433 2021-10-21 01:02 12.946 0.009 Johnson V CCD
6 GK Per DUBF 2459508.2598 2021-10-20 18:14 12.779 0.070 Johnson V CCD
7 GK Per DUBF 2459508.2583 2021-10-20 18:11 12.758 0.134 Johnson V CCD
8 GK Per RRIA 2459507.9484 2021-10-20 10:45 11.568 0.080 Cousins I CCD
9 GK Per RRIA 2459507.9465 2021-10-20 10:42 12.838 0.061 Johnson V CCD
10 GK Per RRIA 2459507.9465 2021-10-20 10:42 12.804 0.057 Johnson V CCD
11 GK Per RRIA 2459507.9455 2021-10-20 10:41 13.784 0.051 Johnson B CCD
12 GK Per RRIA 2459507.7667 2021-10-20 06:24 11.718 0.119 Cousins I CCD
13 GK Per RRIA 2459507.7655 2021-10-20 06:22 13.011 0.081 Johnson V CCD
14 GK Per RRIA 2459507.7655 2021-10-20 06:22 12.979 0.042 Johnson V CCD
15 GK Per RRIA 2459507.7646 2021-10-20 06:20 13.850 0.061 Johnson B CCD
16 GK Per VTY 2459507.5347 2021-10-20 00:49 13.0 N/A Visual Visual
17 GK Per DUBF 2459507.2489 2021-10-19 17:58 12.482 0.040 Johnson V CCD
18 GK Per DUBF 2459507.2475 2021-10-19 17:56 12.446 0.038 Johnson V CCD
19 GK Per SLH 2459506.9243 2021-10-19 10:11 13.0 N/A Visual Visual
20 GK Per RFDA 2459506.6151 2021-10-19 02:45 13.688 0.018 Johnson B CCD
21 GK Per RFDA 2459506.6142 2021-10-19 02:44 12.822 0.004 Johnson V CCD
22 GK Per RFDA 2459506.6132 2021-10-19 02:43 11.450 0.006 Cousins I CCD
23 GK Per RFDA 2459506.6124 2021-10-19 02:41 12.132 0.004 Cousins R CCD
24 GK Per RFDA 2459506.6116 2021-10-19 02:40 13.690 0.021 Johnson B CCD
25 GK Per RFDA 2459506.6107 2021-10-19 02:39 12.852 0.005 Johnson V CCD