Paul Luckas Profile Topics Started Replies Created Engagements Favourites Search topics: Forum Topics Started Viewing 4 topics - 1 through 4 (of 4 total) Topic Voices Posts Last Post Keeler’s seminal paper on the spectroscopic observation of nebulae Started by: Paul Luckas in: History 4 4 7 years, 3 months ago David Boyd Measuring radial velocity of planetary nebulae with Alpy? Started by: Paul Luckas in: Spectroscopy 4 12 7 years, 3 months ago Paul Luckas Light pollution Started by: Paul Luckas in: Spectroscopy 3 5 7 years, 5 months ago Paul Luckas Coronado SolarMax II double stack question … Started by: Paul Luckas in: Sun 1 1 7 years, 11 months ago Paul Luckas Viewing 4 topics - 1 through 4 (of 4 total)