Observation Session – 20 April 2013

Location: Alpes – Col de la Bonette, France

Session duration: 2 nights

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

Instruments:

  • 80mm refractor
  • 300mm Dobsonian reflector
  • 200mm Newtonian reflector

Targets:

  • M13 (Hercules Cluster)
  • NGC 7000 (North America Nebula)
  • Betelgeuse
  • M31 (Andromeda Galaxy)

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, Maxime Dallois, Lina Chevalier, Paul Garnier