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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 523 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 XZ Tau LPAC 2458430.7696 2018-11-08 06:28 12.650 0.016 Johnson V CCD
2 XZ Tau LPAC 2458430.7688 2018-11-08 06:27 12.405 0.016 Johnson V CCD
3 HL Tau LPAC 2458430.7688 2018-11-08 06:27 14.756 0.129 Johnson V CCD
4 HL Tau LPAC 2458430.7681 2018-11-08 06:26 14.994 0.106 Johnson V CCD
5 XZ Tau LPAC 2458430.7681 2018-11-08 06:26 12.897 0.018 Johnson V CCD
6 HL Tau LPAC 2458430.7673 2018-11-08 06:24 14.764 0.090 Johnson V CCD
7 XZ Tau LPAC 2458430.7673 2018-11-08 06:24 12.586 0.015 Johnson V CCD
8 XZ Tau LPAC 2458430.7666 2018-11-08 06:23 12.563 0.015 Johnson V CCD
9 HL Tau LPAC 2458430.7666 2018-11-08 06:23 14.634 0.089 Johnson V CCD
10 XZ Tau LPAC 2458430.7658 2018-11-08 06:22 12.766 0.015 Johnson V CCD
11 HL Tau LPAC 2458430.7658 2018-11-08 06:22 14.864 0.094 Johnson V CCD
12 XZ Tau LPAC 2458430.7651 2018-11-08 06:21 12.582 0.016 Johnson V CCD
13 HL Tau LPAC 2458430.7651 2018-11-08 06:21 14.772 0.107 Johnson V CCD
14 XZ Tau LPAC 2458430.7643 2018-11-08 06:20 12.632 0.018 Johnson V CCD
15 HL Tau LPAC 2458430.7643 2018-11-08 06:20 14.407 0.077 Johnson V CCD
16 HL Tau LPAC 2458430.7635 2018-11-08 06:19 14.499 0.079 Johnson V CCD
17 XZ Tau LPAC 2458430.7635 2018-11-08 06:19 12.682 0.016 Johnson V CCD
18 HL Tau LPAC 2458430.7628 2018-11-08 06:18 14.520 0.090 Johnson V CCD
19 XZ Tau LPAC 2458430.7628 2018-11-08 06:18 12.579 0.016 Johnson V CCD
20 HL Tau LPAC 2458430.7620 2018-11-08 06:17 14.967 0.139 Johnson V CCD
21 XZ Tau LPAC 2458430.7620 2018-11-08 06:17 12.461 0.015 Johnson V CCD
22 HL Tau LPAC 2458430.7613 2018-11-08 06:16 14.471 0.075 Johnson V CCD
23 XZ Tau LPAC 2458430.7613 2018-11-08 06:16 12.728 0.017 Johnson V CCD
24 XZ Tau LPAC 2458430.7605 2018-11-08 06:15 12.645 0.018 Johnson V CCD
25 HL Tau LPAC 2458430.7605 2018-11-08 06:15 14.915 0.124 Johnson V CCD