Observation Session – 05 January 2008

Location: Plateau de Valensole, France

Session duration: 2 nights

Sky conditions: Moderate turbulence, seeing ~6/10

Instruments:

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

Targets:

  • M13 (Hercules Cluster)
  • Albireo
  • M31 (Andromeda Galaxy)
  • The Moon

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, Ayoub Berrabeh, Paul Garnier