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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 3830 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 AM Her ANNA 2460857.3467 2025-06-30 20:19 13.733 0.012 Johnson V CCD
2 AM Her ANNA 2460857.3461 2025-06-30 20:18 13.964 0.010 Johnson B CCD
3 AM Her ANNA 2460857.3455 2025-06-30 20:17 13.689 0.012 Johnson V CCD
4 AM Her ANNA 2460857.3450 2025-06-30 20:16 13.704 0.012 Johnson V CCD
5 AM Her ANNA 2460857.3445 2025-06-30 20:16 13.747 0.012 Johnson V CCD
6 AM Her ANNA 2460857.3440 2025-06-30 20:15 13.787 0.012 Johnson V CCD
7 AM Her ANNA 2460857.3436 2025-06-30 20:14 13.785 0.012 Johnson V CCD
8 AM Her ANNA 2460857.3431 2025-06-30 20:14 13.776 0.012 Johnson V CCD
9 AM Her ANNA 2460857.3425 2025-06-30 20:13 14.020 0.010 Johnson B CCD
10 AM Her ANNA 2460857.3419 2025-06-30 20:12 13.672 0.011 Johnson V CCD
11 AM Her ANNA 2460857.3414 2025-06-30 20:11 13.782 0.012 Johnson V CCD
12 AM Her ANNA 2460857.3409 2025-06-30 20:10 13.759 0.012 Johnson V CCD
13 AM Her ANNA 2460857.3405 2025-06-30 20:10 13.816 0.012 Johnson V CCD
14 AM Her ANNA 2460857.3400 2025-06-30 20:09 13.797 0.012 Johnson V CCD
15 AM Her ANNA 2460857.3395 2025-06-30 20:08 13.882 0.013 Johnson V CCD
16 AM Her ANNA 2460857.3389 2025-06-30 20:08 14.075 0.011 Johnson B CCD
17 AM Her ANNA 2460857.3383 2025-06-30 20:07 13.954 0.014 Johnson V CCD
18 AM Her ANNA 2460857.3378 2025-06-30 20:06 13.957 0.014 Johnson V CCD
19 AM Her ANNA 2460857.3374 2025-06-30 20:05 13.981 0.015 Johnson V CCD
20 AM Her ANNA 2460857.3369 2025-06-30 20:05 13.895 0.014 Johnson V CCD
21 AM Her ANNA 2460857.3364 2025-06-30 20:04 13.823 0.013 Johnson V CCD
22 AM Her ANNA 2460857.3359 2025-06-30 20:03 13.807 0.013 Johnson V CCD
23 AM Her ANNA 2460857.3353 2025-06-30 20:02 14.028 0.011 Johnson B CCD
24 AM Her ANNA 2460857.3347 2025-06-30 20:01 13.969 0.014 Johnson V CCD
25 AM Her ANNA 2460857.3342 2025-06-30 20:01 13.998 0.015 Johnson V CCD