Astronomy Cafe – May 29, 2023

Posted by as Astro Cafe

Video transcript of meeting

  • Beginner Observers – report by Brenda
    • Observing and sketching targets from Cattle Point
    • Trying to find another observing spot to get away from the car lights
    • Summer targets are next
    • Four observers at Pearson College two weeks ago – liked it!
    • Island View Beach may be a good observing location
    • Most of the group are working on Explore the Universe observing certificate
  • Special Interest Groups – David Lee
  • Beaveree and Seniors event at the Centre of the Universe – solar observing – Lauri Roche
  • Plaskett Observing Session – video report by Randy Enkin
    • First in-person observing session on May 19-20, 2023 since 2019
    • Supernova 2023ixf photographed in M101 as our last target, unknown to us at the time
    • Dan Posey notified Dave Bohlender at NRC, so the SN photometry was reported online quickly
    • Subsequent processing revealed the SN is a blue star
    • Koichi Itagaki, amateur Japanese discoverer of SN
    • The progenitor star of the SN now has a paper published about it
  • Thanks to Astro Cafe volunteers – Randy Enkin
  • Photos of Supernova 2023ixf (Type II)
    • Dave Payne
      • May 13-16 images of M101 without SN
      • May 20th image of M101 with the SN
    • Brock Johnston
      • GIF flashing old versus new image of M101
      • Light curve of SN from AAVSO
      • Also imaged M51 and M13
    • Sketch of SN using 6″ Dob – Bill Weir
    • Photos of SN on May 20th & 24th showing the SN enlarging – Ron Fisher
  • Plaskett Observing Session on May 19-20 – Dan Posey
    • Objects imaged before M101 are being processed
      • NGC 4565 Needle Galaxy
      • NGC 4605 Faberge Egg Galaxy
      • NGC 6914 reflection and emission nebula
  • National AGM – June 25th online – Chris Gainor
    • Restricted to RASC members – log in to member area of rasc.ca website
    • Reports, financial statement, bylaw amendments, elections
    • Please attend and vote
    • 2023 AGM Agenda
  • Island Star Party – Dave Payne
    • Aug 11-13
    • Still need some volunteers – sign up for email list dapayne@shaw.ca
  • Discussion of Supernovae (in general)
    • Type I and Type II Supernovae – Dan Posey
    • SN 2016aps – Lauri Roche
  • Star Parties on Observatory Hill – Lauri Roche

This is the last Astronomy Cafe until we restart after the Summer break.. Astro Café will resume on Monday. September 11, 2023.

Image of Supernova 2023ixf acquired through the Plaskett 72" telescope by RASC Victoria Centre members.
Image of Supernova 2023ixf acquired through the Plaskett 72″ telescope by RASC Victoria Centre members. This preliminary image processed by Dan Posey.
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