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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 1862 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 N ERI 2009 WAU 2455162.4271 2009-11-26 22:15 8.2 N/A Visual Visual
2 N ERI 2009 VOL 2455162.4570 2009-11-26 22:58 8.1 N/A Visual Visual
3 VSX J044754.2-101043 SSW 2455162.4479 2009-11-26 22:45 8.3 N/A Visual Visual
4 VSX J044754.2-101043 SLH 2455162.6111 2009-11-27 02:39 8.2 N/A Visual Visual
5 N ERI 2009 GRL 2455162.5210 2009-11-27 00:30 8.3 N/A Visual Visual
6 VSX J044754.2-101043 RZM 2455162.3729 2009-11-26 20:57 8.3 N/A Visual Visual
7 VSX J044754.2-101043 WKL 2455162.6250 2009-11-27 03:00 7.9 N/A Visual Visual
8 000-BJR-847 KWO 2455162.3528 2009-11-26 20:28 8.1 N/A Visual Visual
9 VSX J044754.2-101043 MUY 2455162.5965 2009-11-27 02:19 8.46 N/A Johnson V CCD
10 VSX J044754.2-101043 HCW 2455162.7292 2009-11-27 05:30 8.2 N/A Visual Visual
11 VSX J044754.2-101043 SC 2455162.5970 2009-11-27 02:19 8.293 0.05 Unfiltered with V Zeropoint CCD
12 N ERI 2009 WAU 2455163.3611 2009-11-27 20:39 8.3 N/A Visual Visual
13 000-BJR-847 AAX 2455162.5257 2009-11-27 00:37 8.0 N/A Visual Visual
14 VSX J044754.2-101043 BHQ 2455161.9515 2009-11-26 10:50 8.248 0.006 Johnson V CCD
15 VSX J044754.2-101043 BHQ 2455161.9517 2009-11-26 10:50 8.290 0.006 Johnson V CCD
16 VSX J044754.2-101043 BHQ 2455161.9518 2009-11-26 10:50 8.266 0.006 Johnson V CCD
17 VSX J044754.2-101043 BHQ 2455161.9520 2009-11-26 10:50 8.255 0.006 Johnson V CCD
18 VSX J044754.2-101043 BHQ 2455161.9522 2009-11-26 10:51 8.256 0.006 Johnson V CCD
19 VSX J044754.2-101043 BHQ 2455161.9524 2009-11-26 10:51 8.249 0.006 Johnson V CCD
20 VSX J044754.2-101043 BHQ 2455161.9526 2009-11-26 10:51 8.260 0.006 Johnson V CCD
21 VSX J044754.2-101043 BHQ 2455161.9528 2009-11-26 10:51 8.254 0.006 Johnson V CCD
22 VSX J044754.2-101043 BHQ 2455161.9529 2009-11-26 10:52 8.241 0.006 Johnson V CCD
23 VSX J044754.2-101043 BHQ 2455161.9531 2009-11-26 10:52 8.270 0.006 Johnson V CCD
24 VSX J044754.2-101043 BHQ 2455161.9533 2009-11-26 10:52 8.293 0.006 Johnson V CCD
25 VSX J044754.2-101043 BHQ 2455161.9535 2009-11-26 10:53 8.245 0.006 Johnson V CCD