Astronomy Cafe – Oct 31, 2022

Posted by as Astro Cafe

Video transcript of meeting

  • 2023 RASC Observer’s Calendar – still a few left from Victoria Centre’s bulk order – email Lauri Roche
  • RASC Victoria Centre 2023 calendar – Joe Carr
  • Reports and updates – Chris Gainor
    • Artemis Launch now on Nov 14
    • James Webb Space Telescope
      • Early images
      • Some issues with one mode of the mid-Infrared imager (MIRI)
    • Hubble Space Telescope images
    • Skynews is running late, new editor hired
    • History of the Canadian Astronomical Data Centre – repository for data from many big telescopes – article for Feb 2023 JRASC
    • BBC National site has interactive display for JWST infrared – Michael Webb
  • Lunar Eclipse on Nov 8th – Randy Enkin
    • Umbra Crossings of Craters during the eclipse
    • Refer to Sky & Telescope’s table of crater timings
    • Refer to eclipse crater timing diagram sent out by Randy
    • Randy uses the Ticking Clock app on Android
    • How about using video timing? – David Lee
    • How accurate does the timing need to be? S&T states 6 seconds
    • Forecast for Nov 8th might indicate drier air from BC Interior will move over us – Reg Dunkley
    • Refraction affecting measurements discussed
    • Time and Date – eclipse info
  • SIGs – David Lee
  • Public Outreach discussion
    • David Lee: What is more effective for public outreach – using a screen or eyepiece/visual?
    • Bill Weir: used his 4″ refractor for pubic observing at Jasper, while others showed images on screens
    • John McDonald: sets up his telescope for observing by seniors, reporting an emotional response
    • Dave Payne: setup time for EAA gear is a liability
    • Garry Sedun: his family prefers visual astronomy
    • Dave Robinson: reports an emotional response to observing with eye to eyepiece
    • David Lee: EAA works when observing a dim object that is beyond the visual limit
  • Lauri Roche: Any news about holding RASC meetings at UVic again? Nothing so far (Chris Purse)
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