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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.
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Separate multiple observers with commas.
Campaign overrides targets and dates.

Found 104597 records

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# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 NSV 20462 HMB 2457924.4978 2017-06-19 23:56 12.662 0.009 Johnson V CCD
2 TCP J18154219+3515598 MEV 2457924.4977 2017-06-19 23:56 14.8576 0.0089 CV CCD
3 DO Dra MNIC 2457924.4975 2017-06-19 23:56 17.125 0.089 Johnson V CCD
4 TCP J18154219+3515598 MEV 2457924.4973 2017-06-19 23:56 14.862 0.0089 CV CCD
5 TCP J18154219+3515598 VMT 2457924.4972 2017-06-19 23:55 14.819 0.003 Johnson V CCD
6 TCP J18154219+3515598 BSM 2457924.4971 2017-06-19 23:55 15.368 0.018 CV CCD
7 UZ Vul MEV 2457924.4970 2017-06-19 23:55 17.80 0.2 TG CCD
8 TCP J18154219+3515598 MEV 2457924.4969 2017-06-19 23:55 14.8896 0.0092 CV CCD
9 DO Dra MNIC 2457924.4967 2017-06-19 23:55 16.978 0.076 Johnson V CCD
10 TCP J18154219+3515598 MEV 2457924.4965 2017-06-19 23:55 14.8464 0.0086 CV CCD
11 EM Cyg DPV 2457924.4965 2017-06-19 23:54 13.3 N/A Visual Visual
12 TCP J18154219+3515598 VMT 2457924.4964 2017-06-19 23:54 14.806 0.003 Johnson V CCD
13 MM Lup HMB 2457924.4964 2017-06-19 23:54 12.235 0.012 Johnson V CCD
14 W Dra DUBF 2457924.4961 2017-06-19 23:54 13.865 0.195 Cousins I CCD
15 AW Cyg MEV 2457924.4960 2017-06-19 23:54 8.64 0.05 TG CCD
16 DO Dra MNIC 2457924.4959 2017-06-19 23:54 16.858 0.063 Johnson V CCD
17 V1363 Cyg DPV 2457924.4958 2017-06-19 23:53 <15.4 N/A Visual Visual
18 TCP J18154219+3515598 MEV 2457924.4957 2017-06-19 23:53 14.8666 0.0086 CV CCD
19 TCP J18154219+3515598 VMT 2457924.4957 2017-06-19 23:53 14.806 0.003 Johnson V CCD
20 ASASSN-17hm HMB 2457924.4957 2017-06-19 23:53 14.925 0.019 CV CCD
21 W Dra DUBF 2457924.4957 2017-06-19 23:53 15.796 0.248 Cousins R CCD
22 TCP J18154219+3515598 MEV 2457924.4954 2017-06-19 23:53 14.8455 0.0088 CV CCD
23 W Dra DUBF 2457924.4953 2017-06-19 23:53 16.774 0.221 Johnson B CCD
24 DO Dra MNIC 2457924.4951 2017-06-19 23:52 16.924 0.069 Johnson V CCD
25 ASASSN-V J180600.80-433448.9 HMB 2457924.4951 2017-06-19 23:52 11.889 0.012 Johnson V CCD