Search Data

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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Enter list of star names, comma separated.
Enter a date in natural language, jd, or utc format.
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Campaign overrides targets and dates.

Found 3878 records.

# Target Observer Julian Date UTC Date Magnitude Type
1307697288 rho cas MVO 2460204.2847 2023-09-16 4.6 1
1307697608 rho cas MVO 2460212.2750 2023-09-24 4.5 1
1307697824 rho cas MVO 2460223.3299 2023-10-05 4.5 1
1307697835 rho cas MVO 2460226.2285 2023-10-08 4.5 1
1307697847 rho cas MVO 2460230.3451 2023-10-12 4.5 1
1307698737 RHO CAS BHA 2460616.2170 2024-11-01 4.5 1
1307698738 RHO CAS BHA 2460618.2140 2024-11-03 4.7 1
1307698739 RHO CAS BHA 2460619.2120 2024-11-04 4.4 1
1307698740 RHO CAS BHA 2460620.2120 2024-11-05 4.4 1
1307698741 RHO CAS BHA 2460624.2130 2024-11-09 4.5 1
1307698742 RHO CAS BHA 2460625.2240 2024-11-10 4.3 1
1307698743 RHO CAS BHA 2460633.2090 2024-11-18 4.5 1
1307698744 RHO CAS BHA 2460645.2260 2024-11-30 4.4 1
1307698784 rho cas MVO 2460233.3500 2023-10-15 4.45 1
1307698961 rho cas MVO 2460238.2194 2023-10-20 4.5 1
1307699107 rho cas MVO 2460274.2410 2023-11-25 4.5 1
1307699163 rho cas MVO 2460281.4125 2023-12-02 4.5 1
1307699184 rho cas MVO 2460296.3062 2023-12-17 4.5 1
1307699226 rho cas MVO 2460322.2590 2024-01-12 4.5 1
1307699238 rho cas MVO 2460330.2271 2024-01-20 4.5 1
1307722559 rho cas MVO 2460359.2514 2024-02-18 4.5 1
1307724943 rho cas MVO 2460374.2285 2024-03-04 4.5 1
1307727461 rho cas MVO 2460377.2868 2024-03-07 4.55 1
1307727553 rho cas MVO 2460387.3250 2024-03-17 4.5 1
1307728490 rho cas MVO 2460400.3368 2024-03-30 4.5 1