Derek Hufton Profile Topics Started Replies Created Engagements Favourites Search topics: Topics Engaged In Viewing topic 1 (of 1 total) Topic Voices Posts Last Post Recurrent Nova RS Oph 1 2 3 Started by: Gary Poyner in: Variable Stars 15 43 9 months, 1 week ago Jeremy Shears Viewing topic 1 (of 1 total)