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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 13216 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 DN Tau GCO 2456623.4243 2013-11-26 22:11 12.17 0.021 Johnson V CCD
2 DN Tau GCO 2456623.4134 2013-11-26 21:55 13.386 0.023 Johnson B CCD
3 RY Tau GCO 2456623.4066 2013-11-26 21:45 10.326 0.056 Johnson V CCD
4 RY Tau GCO 2456623.4019 2013-11-26 21:38 11.338 0.055 Johnson B CCD
5 DR Tau GCO 2456622.4599 2013-11-25 23:02 10.037 0.065 Cousins I CCD
6 DR Tau GCO 2456622.4582 2013-11-25 22:59 10.748 0.054 Cousins R CCD
7 DR Tau GCO 2456622.4554 2013-11-25 22:55 11.404 0.031 Johnson V CCD
8 DR Tau GCO 2456622.4480 2013-11-25 22:45 12.217 0.023 Johnson B CCD
9 DR Tau KTHA 2456620.5743 2013-11-24 01:46 11.916 0.054 Johnson V CCD
10 DR Tau KTHA 2456620.5743 2013-11-24 01:46 12.854 0.053 Johnson B CCD
11 DR Tau KTHA 2456620.5743 2013-11-24 01:46 11.116 0.062 Cousins R CCD
12 DN Tau DKS 2456620.5545 2013-11-24 01:18 12.287 0.008 Johnson V CCD
13 RY Tau DKS 2456620.5453 2013-11-24 01:05 11.229 0.004 Johnson B CCD
14 RY Tau DKS 2456620.5411 2013-11-24 00:59 10.182 0.004 Johnson V CCD
15 DN Tau PXR 2456619.4296 2013-11-22 22:18 12.346 0.009 Johnson V CCD
16 DN Tau PXR 2456619.4281 2013-11-22 22:16 12.343 0.009 Johnson V CCD
17 DN Tau PXR 2456619.4274 2013-11-22 22:15 12.356 0.009 Johnson V CCD
18 DN Tau PXR 2456619.4266 2013-11-22 22:14 12.358 0.009 Johnson V CCD
19 DN Tau PXR 2456619.4259 2013-11-22 22:13 12.352 0.009 Johnson V CCD
20 DN Tau PXR 2456619.4252 2013-11-22 22:12 12.337 0.009 Johnson V CCD
21 RY Tau PXR 2456619.4227 2013-11-22 22:08 10.353 0.069 Johnson V CCD
22 RY Tau PXR 2456619.4224 2013-11-22 22:08 10.361 0.069 Johnson V CCD
23 RY Tau PXR 2456619.4221 2013-11-22 22:07 10.328 0.069 Johnson V CCD
24 RY Tau PXR 2456619.4218 2013-11-22 22:07 10.338 0.069 Johnson V CCD
25 RY Tau PXR 2456619.4215 2013-11-22 22:07 10.298 0.069 Johnson V CCD