Hugh Allen Profile Topics Started Replies Created Engagements Favourites Search topics: Topics Engaged In Viewing 15 topics - 21 through 35 (of 35 total) ← 1 2 Topic Voices Posts Last Post Nova in Perseus 1 2 3 Started by: Gary Poyner in: Variable Stars 15 48 6 years, 3 months ago Denis Buczynski Meteor Spectrum – April 9th 2018 @ 00:17 UT Started by: Michael O’Connell in: Meteors 4 5 6 years, 3 months ago Bill Ward First Magnesium image of the sun from the UK Started by: Gary Palmer in: Sun 3 4 6 years, 3 months ago Richard Miles researching multi[ple star systems Started by: Ian Kahler in: General Discussion 5 6 6 years, 4 months ago Callum Potter Psi Persei, emission lines in Fe II ? Started by: John Coffin in: Spectroscopy 5 9 6 years, 5 months ago John Coffin Introduction to spectroscopy 1 2 Started by: David Swan in: Spectroscopy 5 24 6 years, 6 months ago David Swan Slightly confused. Started by: Mr Allan Brittan in: Spectroscopy 4 8 6 years, 7 months ago Robin Leadbeater Learning to measure eqw of spectral lines Started by: Dr Andrew Smith in: Spectroscopy 5 10 6 years, 8 months ago Dr Andrew Smith LED street lamps Started by: Mr Jack Martin in: Spectroscopy 5 10 6 years, 9 months ago Mr Jack Martin ALHENA WITH A STARANALYSER Started by: Peter Taylor in: Spectroscopy 4 13 6 years, 9 months ago Peter Taylor vvCep and agPeg Started by: Steve Cuthbert in: Spectroscopy 4 5 6 years, 10 months ago Mr Jack Martin A couple of symbiotics from earlier in the week Started by: Tony Rodda in: Spectroscopy 3 5 6 years, 10 months ago David Boyd VV Cephei news 1 2 3 Started by: Mr Jack Martin in: Spectroscopy 9 44 6 years, 11 months ago Mr Jack Martin Keeler’s seminal paper on the spectroscopic observation of nebulae Started by: Paul Luckas in: History 4 4 7 years ago David Boyd TWIN BOOK ASTRONOMICAL SPECTROSCOPY Started by: MARC TRYPSTEEN in: Spectroscopy 7 13 7 years ago MARC TRYPSTEEN Viewing 15 topics - 21 through 35 (of 35 total) ← 1 2