Observation Session – 12 January 2013

Location: Parc naturel du Vercors, France

Session duration: 2 nights

Sky conditions: Cold and stable atmosphere, seeing ~8/10

Instruments:

  • 200mm Newtonian reflector
  • 7×50 binoculars
  • 300mm Dobsonian reflector

Targets:

  • Perseus star field
  • Albireo
  • Mars
  • M57 (Ring Nebula)

Observation notes:

The session alternated between lunar, planetary and deep-sky observation, with repeated checks against older notebook entries.

Observers noted subtle differences in contrast and brightness that led to extended discussion between sessions.

Members present: Ayoub Berrabeh, Adama Traoré, Lucille Godefert, Maxime Dallois, Claire Dumont, Marc Lefèvre