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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.

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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 MY Lup HMB 2457924.4945 2017-06-19 23:52 11.456 0.006 Johnson V CCD
2 ASASSN-V J155847.95-414652.1 HMB 2457924.4945 2017-06-19 23:52 14.436 0.027 Johnson V CCD
3 NSV 20468 HMB 2457924.4945 2017-06-19 23:52 14.565 0.029 Johnson V CCD
4 NSV 20462 HMB 2457924.4945 2017-06-19 23:52 12.680 0.008 Johnson V CCD
5 NSV 20462 HMB 2457924.4945 2017-06-19 23:52 12.692 0.007 Johnson V CCD
6 R Cas SDAB 2457924.4944 2017-06-19 23:51 7.6 N/A Visual Visual
7 V0550 Cyg DPV 2457924.4944 2017-06-19 23:51 <15.0 N/A Visual Visual
8 DO Dra MNIC 2457924.4943 2017-06-19 23:51 17.121 0.073 Johnson V CCD
9 TCP J18154219+3515598 MEV 2457924.4942 2017-06-19 23:51 14.8697 0.009 CV CCD
10 TCP J18154219+3515598 VMT 2457924.4942 2017-06-19 23:51 14.806 0.003 Johnson V CCD
11 KM Cyg MEV 2457924.4940 2017-06-19 23:51 14.54 0.05 TG CCD
12 TCP J18154219+3515598 MEV 2457924.4938 2017-06-19 23:51 14.8685 0.0086 CV CCD
13 DO Dra MNIC 2457924.4935 2017-06-19 23:50 17.016 0.075 Johnson V CCD
14 TCP J18154219+3515598 MEV 2457924.4934 2017-06-19 23:50 14.8395 0.009 CV CCD
15 V1454 Cyg DPV 2457924.4931 2017-06-19 23:50 <15.3 N/A Visual Visual
16 MM Lup HMB 2457924.4931 2017-06-19 23:50 12.265 0.012 Johnson V CCD
17 DO Dra MNIC 2457924.4927 2017-06-19 23:49 16.911 0.062 Johnson V CCD
18 TCP J18154219+3515598 MEV 2457924.4927 2017-06-19 23:49 14.8286 0.0086 CV CCD
19 ASASSN-17hm HMB 2457924.4923 2017-06-19 23:48 15.017 0.020 CV CCD
20 TCP J18154219+3515598 MEV 2457924.4923 2017-06-19 23:48 14.8367 0.0089 CV CCD
21 rho Cas BLQ 2457924.4920 2017-06-19 23:48 4.7 N/A Visual Visual
22 IZ Cyg MEV 2457924.4920 2017-06-19 23:48 11.20 0.05 TG CCD
23 DO Dra MNIC 2457924.4919 2017-06-19 23:48 16.893 0.067 Johnson V CCD
24 TCP J18154219+3515598 MEV 2457924.4919 2017-06-19 23:48 14.8162 0.0085 CV CCD
25 ASASSN-V J180624.20-441223.8 HMB 2457924.4917 2017-06-19 23:48 14.976 0.085 Johnson V CCD