Observation Session – 25 April 2009

Location: Atacama Desert, Chile

Session duration: 2 nights

Sky conditions: Moderate turbulence, seeing ~6/10

Instruments:

  • 80mm refractor
  • 300mm Dobsonian reflector
  • 100mm apochromatic refractor

Targets:

  • M33 (Triangulum Galaxy)
  • Double Cluster (NGC 869/884)
  • M42 (Orion Nebula)
  • 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: Lucille Godefert, Adama Traoré, Lina Chevalier

Observation Session – 11 April 2009

Location: Plateau de Millevaches, France

Session duration: 2 nights

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

Instruments:

  • 200mm Newtonian reflector
  • 150mm Newtonian telescope
  • 100mm apochromatic refractor

Targets:

  • M31 (Andromeda Galaxy)
  • Rigel
  • Double Cluster (NGC 869/884)
  • Jupiter

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: Ayoub Berrabeh, Maxime Dallois, Lucille Godefert, Antoine Delorme