400mm f6.8 ODK, ST10XME, J/C Filters 180s exposure through Rc filter, GPS time control, analysis in AIJ. Transit depth and duration both appear less than predicted by ephemeris.
400mm f6.8 ODK, ST10XME, J/C Filters 180s exposure through Rc filter, GPS time control, analysis in AIJ. Transit depth and duration both appear less than predicted by ephemeris.