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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 16385 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 VAR HER 04 PYG 2453178.5049 2004-06-22 00:07 13.0 N/A Visual Visual
2 VAR HER 04 PYG 2453178.5500 2004-06-22 01:11 13.1 N/A Visual Visual
3 V1108 HER PAH 2453178.7095 2004-06-22 05:01 13.61 N/A Johnson V CCD
4 VW HYI JA 2453178.8257 2004-06-22 07:49 12.9 N/A Visual Visual
5 V1108 HER BJS 2453178.8542 2004-06-22 08:30 13.10 N/A Johnson V CCD
6 V1108 HER BJS 2453178.8569 2004-06-22 08:33 13.01 N/A Cousins R CCD
7 V1108 HER JM 2453178.9000 2004-06-22 09:35 12.8 N/A Johnson V CCD
8 VW HYI SRX 2453179.1194 2004-06-22 14:51 13.0 N/A Visual Visual
9 V1108 HER CSN 2453179.6708 2004-06-23 04:05 12.9 N/A Visual Visual
10 V1108 HER SXN 2453179.6868 2004-06-23 04:28 13.2 N/A Visual Visual
11 V1108 HER KRB 2453179.6889 2004-06-23 04:32 13.3 N/A Visual Visual
12 V1108 HER SXN 2453179.8035 2004-06-23 07:17 13.3 N/A Visual Visual
13 VW HYI SRX 2453179.8556 2004-06-23 08:32 13.5 N/A Visual Visual
14 V1108 HER COO 2453179.8677 2004-06-23 08:49 13.30 N/A Unfiltered with V Zeropoint CCD
15 V1108 HER COO 2453179.8683 2004-06-23 08:50 13.31 N/A Unfiltered with V Zeropoint CCD
16 V1108 HER COO 2453179.8688 2004-06-23 08:51 13.31 N/A Unfiltered with V Zeropoint CCD
17 V1108 HER COO 2453179.8696 2004-06-23 08:52 13.29 N/A Unfiltered with V Zeropoint CCD
18 V1108 HER COO 2453179.8700 2004-06-23 08:52 13.29 N/A Unfiltered with V Zeropoint CCD
19 V1108 HER COO 2453179.8704 2004-06-23 08:53 13.30 N/A Unfiltered with V Zeropoint CCD
20 V1108 HER COO 2453179.8708 2004-06-23 08:53 13.30 N/A Unfiltered with V Zeropoint CCD
21 V1108 HER COO 2453179.8712 2004-06-23 08:54 13.32 N/A Unfiltered with V Zeropoint CCD
22 V1108 HER COO 2453179.8715 2004-06-23 08:54 13.33 N/A Unfiltered with V Zeropoint CCD
23 V1108 HER COO 2453179.8719 2004-06-23 08:55 13.30 N/A Unfiltered with V Zeropoint CCD
24 V1108 HER COO 2453179.8723 2004-06-23 08:56 13.31 N/A Unfiltered with V Zeropoint CCD
25 V1108 HER COO 2453179.8727 2004-06-23 08:56 13.29 N/A Unfiltered with V Zeropoint CCD