John O'Neill Profile Topics Started Replies Created Engagements Favourites Search topics: Topics Engaged In Viewing 18 topics - 1 through 18 (of 18 total) Topic Voices Posts Last Post April 2024 BAAJ Started by: John O’Neill in: General Discussion 2 3 6 months, 2 weeks ago John O’Neill IAU for amateur astronomers? Started by: Roger Dymock in: General Discussion 7 14 12 months ago Grant Privett Talk about Irish Astronomer: John Birmingham (1816–1884) Started by: Ronan Newman in: History 6 13 2 years, 2 months ago John O’Neill Lunar Libration Charts Errata link Started by: John O’Neill in: Computing 2 2 2 years, 8 months ago Andy Wilson AY Lac Started by: Gary Poyner in: Variable Stars 8 15 4 years, 2 months ago Robin Leadbeater Current Value for Delta T Started by: John O’Neill in: Computing 5 8 4 years, 2 months ago John O’Neill Preceding, Following & Venus Started by: Lee Proctor in: Venus 3 4 4 years, 4 months ago Lee Proctor Up to date comet elements Started by: John O’Neill in: Comets 3 7 4 years, 8 months ago John O’Neill BAAH 2020 Started by: John O’Neill in: Computing 4 9 5 years, 2 months ago Lars Lindhard Definitions… Started by: Dawson in: General Discussion 4 5 5 years, 2 months ago Dawson When is the Spring Equinox? Started by: John O’Neill in: Computing 4 7 5 years, 6 months ago MikeRushton Does it get darker after the end of Astronomical twilight? Started by: Tim Haymes in: Atmospheric Phenomena 8 9 5 years, 8 months ago David Arditti Renewal Problems Started by: John O’Neill in: Website News and Help 2 3 6 years, 3 months ago Andy Wilson TheSky 6 Professional Edition Started by: Emile W. H. Bye in: For Sale / Wants / Giveaway 2 3 6 years, 3 months ago John O’Neill Difficulty renewing membership Started by: John O’Neill in: Website News and Help 2 3 7 years, 5 months ago John O’Neill Membership renewal 2017-18 Started by: John O’Neill in: General Discussion 1 1 7 years, 6 months ago John O’Neill Electronic version of 2017 BAAH Started by: John O’Neill in: General Discussion 2 4 8 years, 2 months ago Jeremy Shears Filters Started by: Michael O’Connell in: Variable Stars 4 12 9 years, 1 month ago Gary Poyner Viewing 18 topics - 1 through 18 (of 18 total)