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Observation Summary for Variable Star OJ 287

Total observations:15,987Minimum magnitude: 17.687Maximum magnitude: 11.500
First observation:JD 2445012.376000\11 Feb 1982 21:01:26.400000 UTLatest observation:JD 2461215.390300\23 Jun 2026 21:22:01.920000 UT
Observation MethodNumber of Observations
CCD13,902
Visual2,022
DSLR6
CMOS57

Summary by Year and Month

Summary by Observer