RS Oph last night › Forums › Variable Stars › Recurrent Nova RS Oph › RS Oph last night 24 August 2021 at 10:59 am #584626 Alun HalseyParticipant Last night’s attempt at RS Oph using Lhires III with 35um slit and 2400l/mm grating. Five 300 second subs captured through C9.25. Alun
