Dr Paul Leyland Profile Topics Started Replies Created Engagements Favourites Search topics: Topics Engaged In Viewing 20 topics - 381 through 400 (of 455 total) ← 1 2 3 … 19 20 21 22 23 → Topic Voices Posts Last Post Star map/atlas 1 2 Started by: Derek Robson in: For Sale / Wants / Giveaway 8 22 5 years, 10 months ago Derek Robson An independent discovery of Neptune ? Started by: Robin Leadbeater in: Neptune 6 13 5 years, 10 months ago Dr Paul Leyland Transit of Mercury 1 2 Started by: Philip Jennings in: Mercury 16 30 5 years, 10 months ago Mr Giovanni Di Giovanni LASER experiments and spectral calibration 1 2 Started by: Derek Robson in: Spectroscopy 6 22 5 years, 10 months ago Derek Robson Samyang 500mm f6.3 DX mirror lens Started by: Trevor Emmett in: General Discussion 4 6 5 years, 11 months ago Steve Knight Valid filters for photometry? Started by: Kevin Gurney in: Variable Stars 5 9 5 years, 11 months ago Kevin Gurney Cosmetic cleaning in VS data reduction? Started by: Kevin Gurney in: Variable Stars 3 4 5 years, 11 months ago Kevin Gurney BAAH 2020 Started by: John O’Neill in: Computing 4 9 6 years ago Lars Lindhard Non-Windows stacking software. Started by: Dr Paul Leyland in: Imaging 5 17 6 years ago Robin Leadbeater low res observations of SS Cyg Started by: Kevin Gurney in: Spectroscopy 6 10 6 years ago Kevin Gurney Real-time photometry software Started by: Dawson in: Photometry 6 18 6 years ago Dawson Shortest Period Variable Star Started by: Eliot Hall in: Variable Stars 3 7 6 years ago Robin Leadbeater Astrometry.net – Malware Started by: Grant Privett in: Computing 3 4 6 years, 1 month ago Dr Paul Leyland How low can you get? Started by: Dr Paul Leyland in: Variable Stars 4 7 6 years, 1 month ago Nick James Automated surveys and Comets in Milky Way Starfields. Started by: Mick Crook in: Comets 4 5 6 years, 1 month ago Dominic Ford Bennu from 690m above the surface Started by: David Swan in: Asteroids 4 6 6 years, 1 month ago Richard Miles Scanning 35mm slides 1 2 Started by: Dawson in: General Discussion 14 22 6 years, 1 month ago Dr Paul Leyland PowerPoint presentations Started by: Roger Dymock in: Website News and Help 4 5 6 years, 1 month ago Dr Paul Leyland Spectroscopes Started by: Tony Rodda in: Spectroscopy 4 17 6 years, 1 month ago Robin Leadbeater Options for high-resolution imaging? Started by: Dr Paul Leyland in: Imaging 3 6 6 years, 1 month ago Dr Paul Leyland Viewing 20 topics - 381 through 400 (of 455 total) ← 1 2 3 … 19 20 21 22 23 →