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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 1710 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 R AQR HMB 2457969.9239 2017-08-04 10:10 9.606 0.008 Johnson B CCD
2 R AQR HMB 2457969.9242 2017-08-04 10:10 9.596 0.008 Johnson B CCD
3 R AQR HMB 2457969.9244 2017-08-04 10:11 8.431 0.008 Johnson V CCD
4 R AQR HMB 2457969.9246 2017-08-04 10:11 8.430 0.007 Johnson V CCD
5 R AQR HMB 2457970.9240 2017-08-05 10:10 9.645 0.008 Johnson B CCD
6 R AQR HMB 2457970.9242 2017-08-05 10:10 9.620 0.008 Johnson B CCD
7 R AQR HMB 2457970.9245 2017-08-05 10:11 8.430 0.007 Johnson V CCD
8 R AQR HMB 2457970.9246 2017-08-05 10:11 8.452 0.007 Johnson V CCD
9 R AQR HKEB 2457970.5125 2017-08-05 00:18 10.220 0.825 Johnson B CCD
10 R AQR HKEB 2457971.5084 2017-08-06 00:12 9.615 0.044 Johnson B CCD
11 R AQR HKEB 2457971.5087 2017-08-06 00:12 8.258 0.064 Johnson V CCD
12 R AQR HKEB 2457971.5089 2017-08-06 00:12 5.878 0.117 Cousins R CCD
13 R AQR HMB 2457971.9232 2017-08-06 10:09 9.664 0.008 Johnson B CCD
14 R AQR HMB 2457971.9235 2017-08-06 10:09 9.671 0.008 Johnson B CCD
15 R AQR HMB 2457971.9238 2017-08-06 10:10 8.506 0.007 Johnson V CCD
16 R AQR HMB 2457971.9239 2017-08-06 10:10 8.499 0.007 Johnson V CCD
17 R AQR DMIB 2457972.6111 2017-08-07 02:39 8.96 N/A Visual Visual
18 R AQR HMB 2457972.9233 2017-08-07 10:09 9.688 0.012 Johnson B CCD
19 R AQR HMB 2457972.9235 2017-08-07 10:09 9.704 0.011 Johnson B CCD
20 R AQR HMB 2457972.9238 2017-08-07 10:10 8.515 0.009 Johnson V CCD
21 R AQR HMB 2457972.9240 2017-08-07 10:10 8.533 0.009 Johnson V CCD
22 R AQR JM 2457972.9503 2017-08-07 10:48 9.742 .02 Johnson B CCD
23 R AQR JM 2457972.9523 2017-08-07 10:51 4.457 .02 Cousins I CCD
24 R AQR JM 2457972.9516 2017-08-07 10:50 6.664 .02 Cousins R CCD
25 R AQR JM 2457972.9509 2017-08-07 10:49 8.451 .02 Johnson V CCD