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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 HL Tau LPAC 2458430.7598 2018-11-08 06:14 14.635 0.095 Johnson V CCD
2 XZ Tau LPAC 2458430.7598 2018-11-08 06:14 12.609 0.016 Johnson V CCD
3 XZ Tau LPAC 2458430.7590 2018-11-08 06:13 12.653 0.017 Johnson V CCD
4 HL Tau LPAC 2458430.7590 2018-11-08 06:13 14.331 0.071 Johnson V CCD
5 XZ Tau LPAC 2458430.7583 2018-11-08 06:11 12.711 0.017 Johnson V CCD
6 HL Tau LPAC 2458430.7583 2018-11-08 06:11 14.714 0.097 Johnson V CCD
7 HL Tau LPAC 2458430.7575 2018-11-08 06:10 14.309 0.064 Johnson V CCD
8 XZ Tau LPAC 2458430.7575 2018-11-08 06:10 12.790 0.017 Johnson V CCD
9 HL Tau LPAC 2458430.7568 2018-11-08 06:09 14.726 0.097 Johnson V CCD
10 XZ Tau LPAC 2458430.7568 2018-11-08 06:09 12.527 0.015 Johnson V CCD
11 HL Tau LPAC 2458430.7560 2018-11-08 06:08 14.682 0.087 Johnson V CCD
12 XZ Tau LPAC 2458430.7560 2018-11-08 06:08 12.611 0.015 Johnson V CCD
13 XZ Tau LPAC 2458430.7553 2018-11-08 06:07 12.711 0.018 Johnson V CCD
14 HL Tau LPAC 2458430.7553 2018-11-08 06:07 14.734 0.100 Johnson V CCD
15 HL Tau LPAC 2458430.7545 2018-11-08 06:06 15.167 0.145 Johnson V CCD
16 XZ Tau LPAC 2458430.7545 2018-11-08 06:06 12.682 0.018 Johnson V CCD
17 HL Tau LPAC 2458430.7538 2018-11-08 06:05 14.462 0.099 Johnson V CCD
18 XZ Tau LPAC 2458430.7538 2018-11-08 06:05 12.421 0.018 Johnson V CCD
19 HL Tau LPAC 2458430.7530 2018-11-08 06:04 14.692 0.113 Johnson V CCD
20 XZ Tau LPAC 2458430.7530 2018-11-08 06:04 12.634 0.019 Johnson V CCD
21 XZ Tau LPAC 2458430.7523 2018-11-08 06:03 12.636 0.018 Johnson V CCD
22 HL Tau LPAC 2458430.7523 2018-11-08 06:03 14.740 0.111 Johnson V CCD
23 XZ Tau LPAC 2458430.7515 2018-11-08 06:02 12.640 0.018 Johnson V CCD
24 HL Tau LPAC 2458430.7515 2018-11-08 06:02 14.761 0.106 Johnson V CCD
25 HL Tau LPAC 2458430.7508 2018-11-08 06:01 14.600 0.092 Johnson V CCD