BAA Logo British Astronomical Association
Supporting amateur astronomers since 1890
BAAVSS Logo Home Login
Help

Observation Summary for Variable Star BL LAC

Total observations:4,353Minimum magnitude: 15.900Maximum magnitude: 11.844
First observation:JD 2445938.492000\25 Aug 1984 23:48:28.800000 UTLatest observation:JD 2460826.602380\31 May 2025 02:27:25.632000 UT
Observation MethodNumber of Observations
Visual2,670
CCD1,653
DSLR10
CMOS20

Summary by Year and Month

Summary by Observer