Observation Session – 19 July 2008

Location: Auvergne volcanic plateau, France

Session duration: 2 nights

Sky conditions: Very dark sky (Bortle 2–3), light wind

Instruments:

  • 200mm Newtonian reflector
  • 250mm Dobsonian telescope
  • 7×50 binoculars

Targets:

  • Saturn
  • Mars
  • Betelgeuse
  • M13 (Hercules Cluster)

Observation notes:

Planetary and deep-sky observation proceeded under calm conditions, with most of the session devoted to visual comparison between the larger reflector and the refractor.

Several members made sketches in the field notebook and compared the apparent brightness of bright stars against previous entries.

Members present: Maxime Dallois, Adama Traoré, Paul Garnier