Video transcript of meeting
- Astro Cafe is not going to in-person meetings until the health regulations relax – contact Chris Purse or Randy Enkin if you have thoughts on how to move forward
- History of Women in Astronomy – Marjie Welchframe
- Dr. Tanya Harrison – “professional Martian”, planetary scientist, science team for Mars rovers
- Finding and Observing RS Oph – star-hopping to a recurrent variable star – David Lee
- AAVSO variable star visual observing
- Variable star RS Oph magnitude changes more radically than most other variables
- How he visually observed the RS Oph variable star
- AAVSO (digital) results
- Astrophysics of RS Ophiuchus – Recurrent Variable Binary System – Randy Enkin
- Historical light readings for RS Oph from AAVSO
- Amateurs contributing to astrophysics research
- Different stars and how they transform: primary, red giant, white dwarf, Type 1A Supernova
- RS Oph: 2021 Outburst – workshop by Francois Teyssier & Steve Shore
- AAVSO Webinar on Visual Variable Star Observing
- Roadtrip to Winnipeg – Nathan and Bryan Mestelman
- Stayed at a cottage at a dark site near Lake Winnipeg – aurora borealis, Milky Way, Moon
- Milky Way at Lake Louise aligned with the glacier
- Bryan explained how his Nikon camera tracked the stars at Lake Louise
- QED – The Strange Theory of Light and Matter – review of a book by Richard Feynman – Dave Payne
- Quantum mechanics all the way through to fine arts
- This book needs to be read several times!
- Richard Feynman’s lecture series are available online at no cost, if you are a physics nerd
- Edmonton Centre astrophotos – Dave Robinson
- Stanger Hills – a new observing site
- Milky Way by Alister Ling
- Soul Nebula – Tom Owen
- Pluto – Dennis Boucher
Astronomy Cafe – Sep 13, 2021