Astronomy Cafe – April 26, 2020

Video transcript of meeting

• This evening’s observing events
  • Mercury & Venus in the west at sunset this evening
  • Mars near M35
• National Report – Chris Purse
  • National membership system migration is still being worked on
  • New merchandise on the National website
• Moon phases over the last cycle – John McDonald
  • Camera angle changes and different cameras caused problems
  • Recent photo sequence
• Randy Enkin
  • The Observable Universe from Top to Bottom – Astronomy XKCD comic
  • Moon aligned with the end of Ogden Point Breakwater as it sets
• Astronomers Release New All-Sky Map of Milky Way’s Outer Reaches – Dorothy Paul
  • Data from Gaia and NEO(WISE) telescopes
  • Leading to what Dark Matter is made of
  • New All-Sky Map of Milky Way’s Outer Reaches Released – Could Offer a New Test of Dark Matter Theories
  • Simulation of Dark Matter – video
  • Galactic-scale gas wave in the solar neighbourhood – J Alves et al., Nature 578, 237
  • The Rise of the Milky Way – João Alves, Radcliffe Institute
  • A Large Catalog of Accurate Distances to Local Molecular Clouds: The Gaia DR2 Edition – Catherine Zucker et al. The Astrophysical Journal, Volume 879, Number 2 (2019)
  • Astronomers name interstellar “ripple” the “Radcliffe Wave” – Harvard Magazine
  • At Radcliffe, an exhibit that stitches together the stars – Harvard Gazette. Opening Discussion for Measure – Anna Von Mertens, Radcliffe Institute (see link at bottom to talk by artist Anna von Martens).
  • The Radcliffe Wave – Visuals

• SIGs – David Lee
  • Beginners – what to see from various telescopes
  • Astrophotography – this Wed
  • EAA & Makers – next week
• Astronomy Day for Victoria coming up
• A new high-quality photo printer for astronomical images – Joe Carr
  • Better photography by printing your work – Joe’s inspiration from Keith Cooper (professional photographer)
  • Epson SureColor P900 17-Inch Photo Printer – product page
• Amateur Astronomers who used Hubble – Sat, May 1st, 9AM PDT – Chris Gainor
  • 2 of the amateurs will be part of the presentation