Observation Star Summary for S Johnston

Total observations:14,226Number of uploaded data files:642
First observation:JD 2450685.411800\24 Aug 1997 21:53:00 UTLatest observation:JD 2458335.555110\5 Aug 2018 01:19:22 UT
Observation MethodNumber of Observations
CCD11,998
Visual2,228

Summary by Year and Month

Summary by Stars