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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 24263 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 R CNC DXAA 2458088.5000 2017-12-01 00:00 10.62 N/A Visual Visual
2 Z UMA OPR 2458088.5000 2017-12-01 00:00 9.8 N/A Visual Visual
3 BET PER OPR 2458088.5000 2017-12-01 00:00 3.3 N/A Visual Visual
4 BU TAU OPR 2458088.5000 2017-12-01 00:00 4.8 N/A Visual Visual
5 AF CYG OPR 2458088.5000 2017-12-01 00:00 6.4 N/A Visual Visual
6 CH CYG OPR 2458088.5000 2017-12-01 00:00 5.6 N/A Visual Visual
7 VV CEP SUS 2458088.5000 2017-12-01 00:00 5.4 N/A Visual Visual
8 NOVA LMC 2017 NO. 2 MLF 2458088.5000 2017-12-01 00:00 12.674 0.07 Unfiltered with R Zeropoint CCD
9 ASASSN-17PN PXR 2458088.5000 2017-12-01 00:00 14.955 0.007 Unfiltered with V Zeropoint CCD
10 RX AND ATE 2458088.5003 2017-12-01 00:00 14.307 0.027 Johnson V CCD
11 NSV 15235 ATE 2458088.5003 2017-12-01 00:00 11.838 0.008 Johnson V CCD
12 NSV 389 ATE 2458088.5003 2017-12-01 00:00 12.133 0.008 Johnson V CCD
13 KIC 8462852 LBG 2458088.5003 2017-12-01 00:00 12.393 0.003 Johnson B CCD
14 NOVA LMC 2017 NO. 2 MLF 2458088.5003 2017-12-01 00:00 12.666 0.07 Unfiltered with R Zeropoint CCD
15 CTCV J1940-4724 HMB 2458088.5004 2017-12-01 00:00 17.615 0.527 Unfiltered with V Zeropoint CCD
16 U VUL BBA 2458088.5007 2017-12-01 00:00 7.4 N/A Visual Visual
17 NOVA LMC 2017 NO. 2 MLF 2458088.5007 2017-12-01 00:01 12.689 0.07 Unfiltered with R Zeropoint CCD
18 Y PSC SAH 2458088.5007 2017-12-01 00:01 10.367 0.003 Johnson V CCD
19 ASASSN-17PN PXR 2458088.5007 2017-12-01 00:01 14.952 0.009 Unfiltered with V Zeropoint CCD
20 SZ CYG TRE 2458088.5008 2017-12-01 00:01 9.263 0.021 Johnson V CCD
21 TV CYG TRE 2458088.5008 2017-12-01 00:01 9.609 0.021 Johnson V CCD
22 CE TAU QULA 2458088.5008 2017-12-01 00:01 3.299 0.005 Cousins R CCD
23 V960 TAU QULA 2458088.5008 2017-12-01 00:01 5.518 0.006 Cousins R CCD
24 RX AND ATE 2458088.5009 2017-12-01 00:01 14.313 0.027 Johnson V CCD
25 NOVA LMC 2017 NO. 2 MLF 2458088.5010 2017-12-01 00:01 12.674 0.07 Unfiltered with R Zeropoint CCD