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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.

Note: Search parameters have been overridden by the selected campaign: AAVSO Alert Notice 814: HST observations of AB Aur this week.
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 96 records

# Target Observer Julian Date UTC Date Magnitude Uncertainty Band Type
1 AB Aur DCMA 2460005.4458 2023-03-01 22:41 6.9 N/A Visual Visual
2 AB Aur WGEC 2460005.3261 2023-03-01 19:49 6.780 0.010 Cousins R CCD
3 AB Aur PLPA 2460005.3224 2023-03-01 19:44 7.118 0.004 Johnson V CCD
4 AB Aur PLPA 2460005.3222 2023-03-01 19:44 7.108 0.013 Johnson V CCD
5 AB Aur PLPA 2460005.3221 2023-03-01 19:43 7.095 0.034 Johnson V CCD
6 AB Aur PLPA 2460005.3219 2023-03-01 19:43 7.112 0.017 Johnson V CCD
7 AB Aur PLPA 2460005.3217 2023-03-01 19:43 7.114 0.019 Johnson V CCD
8 AB Aur PLPA 2460005.3215 2023-03-01 19:42 7.078 0.049 Johnson V CCD
9 AB Aur PLPA 2460005.3213 2023-03-01 19:42 7.077 0.050 Johnson V CCD
10 AB Aur PLPA 2460005.3211 2023-03-01 19:42 7.069 0.048 Johnson V CCD
11 AB Aur PLPA 2460005.3210 2023-03-01 19:42 7.075 0.037 Johnson V CCD
12 AB Aur PLPA 2460005.3208 2023-03-01 19:41 7.077 0.025 Johnson V CCD
13 AB Aur PLPA 2460005.3206 2023-03-01 19:41 7.071 0.049 Johnson V CCD
14 AB Aur PLPA 2460005.3204 2023-03-01 19:41 7.085 0.036 Johnson V CCD
15 AB Aur PLPA 2460005.3202 2023-03-01 19:41 7.106 0.013 Johnson V CCD
16 AB Aur PLPA 2460005.3200 2023-03-01 19:40 7.099 0.028 Johnson V CCD
17 AB Aur PLPA 2460005.3199 2023-03-01 19:40 7.055 0.037 Johnson V CCD
18 AB Aur PLPA 2460005.3197 2023-03-01 19:40 7.077 0.045 Johnson V CCD
19 AB Aur PLPA 2460005.3195 2023-03-01 19:40 7.073 0.047 Johnson V CCD
20 AB Aur PLPA 2460005.3193 2023-03-01 19:39 7.072 0.042 Johnson V CCD
21 AB Aur PLPA 2460005.3191 2023-03-01 19:39 7.105 0.033 Johnson V CCD
22 AB Aur PLPA 2460005.3189 2023-03-01 19:39 7.039 0.035 Johnson V CCD
23 AB Aur PLPA 2460005.3188 2023-03-01 19:39 7.085 0.017 Johnson V CCD
24 AB Aur PLPA 2460005.3186 2023-03-01 19:38 7.055 0.039 Johnson V CCD
25 AB Aur PLPA 2460005.3184 2023-03-01 19:38 7.084 0.037 Johnson V CCD