Mr Jack Martin Profile Topics Started Replies Created Engagements Favourites Search topics: Forum Topics Started Viewing 20 topics - 1 through 20 (of 101 total) 1 2 3 4 5 6 → Topic Voices Posts Last Post Which diagonal? Started by: Mr Jack Martin in: General Discussion 3 5 1 week, 4 days ago Mr Jack Martin Celestron CGEM mount Started by: Mr Jack Martin in: General Discussion 4 10 1 month, 4 weeks ago Trevor Emmett Which Powertank ? Started by: Mr Jack Martin in: General Discussion 3 5 2 months ago Mr Jack Martin Vulnerable Moon Started by: Mr Jack Martin in: Moon 2 2 3 months, 3 weeks ago Robin Leadbeater Burnham’s Celestial Handbooks Started by: Mr Jack Martin in: For Sale / Wants / Giveaway 2 5 3 months, 3 weeks ago Steve Holmes StarSense NoSense Started by: Mr Jack Martin in: Computing 1 1 3 months, 3 weeks ago Mr Jack Martin Michael Woodman and T Cor Bor Started by: Mr Jack Martin in: History 1 1 4 months, 1 week ago Mr Jack Martin Vixen Started by: Mr Jack Martin in: General Discussion 4 9 4 months, 1 week ago Mr Jack Martin Abandoned Observatory found Started by: Mr Jack Martin in: Telescopes 5 7 4 months, 2 weeks ago John Nichol Fed up with cloudy nights try this Started by: Mr Jack Martin in: General Discussion 3 3 4 months, 3 weeks ago Alex Pratt Won’t focus Started by: Mr Jack Martin in: Telescopes 6 10 5 months ago Dr Paul Leyland Lat Lon coordinates Started by: Mr Jack Martin in: General Discussion 6 14 5 months, 4 weeks ago Grant Privett Which diagonal? Started by: Mr Jack Martin in: General Discussion 1 1 5 months, 4 weeks ago Mr Jack Martin Consider these Started by: Mr Jack Martin in: General Discussion 4 6 6 months ago Mr Jack Martin Geomagnetic storm predictions Started by: Mr Jack Martin in: Sun 1 1 9 months ago Mr Jack Martin Wierd calib flat images Started by: Mr Jack Martin in: Spectroscopy 3 6 9 months, 1 week ago Robin Leadbeater MaximDL Started by: Mr Jack Martin in: Imaging 3 8 11 months ago Mr Jack Martin TheSkyX Started by: Mr Jack Martin in: Computing 2 3 11 months, 4 weeks ago Mr Jack Martin Clash of dates Started by: Mr Jack Martin in: General Discussion 2 2 1 year ago David Arditti Eyepiece sale Started by: Mr Jack Martin in: For Sale / Wants / Giveaway 1 1 1 year, 1 month ago Mr Jack Martin Viewing 20 topics - 1 through 20 (of 101 total) 1 2 3 4 5 6 →