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Observation Summary by Object for S Johnston

Total observations:86,558Number of uploaded data files:1419
First observation:JD 2440648.333000\2 Mar 1970 19:59:31.200000 UTLatest observation:JD 2459855.453730\2 Oct 2022 22:53:22.272000 UT
Object TypeNumber of Observations
Variable Star86,558
Observation MethodNumber of Observations
Visual2,641
CCD83,917

Summary by Year and Month

Summary by Objects