Derek Robson Profile Topics Started Replies Created Engagements Favourites Search topics: Topics Engaged In Viewing 20 topics - 1 through 20 (of 25 total) 1 2 → Topic Voices Posts Last Post Betelgeuse 1 2 … 4 5 Started by: Dawson in: General Discussion 21 91 1 month, 2 weeks ago Alex Pratt Starlink Flares? Started by: Mike Harlow in: General Discussion 8 12 3 years, 1 month ago Derek Robson spectroscopic cross section through C/2020 R4 ATLAS Started by: Robin Leadbeater in: Comets 2 8 3 years, 3 months ago Derek Robson The Winchcombe meteorite Started by: Nick James in: Meteors 6 7 3 years, 5 months ago Dominic Ford Pure iron meteor spectrum Started by: Bill Ward in: Meteors 7 16 3 years, 10 months ago Eric Watkins Up to date comet elements Started by: John O’Neill in: Comets 3 7 4 years, 4 months ago John O’Neill Fireball yesterday morning 04:03:38 GMT Started by: Derek Robson in: Meteors 2 3 4 years, 5 months ago Derek Robson News about AIP4WIN Started by: David Boyd in: Photometry 9 13 4 years, 5 months ago Derek Robson BAA Out of London meeting, Durham Univ ~1990-93? Started by: Derek Robson in: BAA Events and News 4 11 4 years, 5 months ago Derek Robson Advanced Planetary Imaging Workshop Started by: Martin Lewis in: Imaging 2 3 4 years, 5 months ago Derek Robson Occultation of (83) Beatrix and star TYC 1945-00656-1, 19 February 2020 Started by: Derek Robson in: Asteroids 2 3 4 years, 5 months ago Derek Robson Christmas Meeting Started by: Nick James in: BAA Events and News 11 17 4 years, 8 months ago Nick James Star map/atlas 1 2 Started by: Derek Robson in: For Sale / Wants / Giveaway 8 22 4 years, 8 months ago Derek Robson Prediction of high activity of alpha Monocerotid shower Started by: David Swan in: Meteors 11 17 4 years, 8 months ago John Berman Starlink satellites detected by radio reflection Started by: Nick Quinn in: Radio Astronomy 3 4 4 years, 8 months ago Nick Quinn Transit of Mercury 1 2 Started by: Philip Jennings in: Mercury 16 30 4 years, 8 months ago Mr Giovanni Di Giovanni Lunar Graze predictions Started by: Tim Haymes in: General Discussion 2 2 4 years, 8 months ago Derek Robson LASER experiments and spectral calibration 1 2 Started by: Derek Robson in: Spectroscopy 6 22 4 years, 8 months ago Derek Robson Fireball event 23:35 UT 18 Nov 2019 Started by: Derek Robson in: Meteors 3 4 4 years, 8 months ago Derek Robson Videos of the Spectroscopy Software Training Workshop Started by: Andy Wilson in: Spectroscopy 3 3 4 years, 9 months ago Derek Robson Viewing 20 topics - 1 through 20 (of 25 total) 1 2 →