Observation Session – 24 September 2011

Location: Utah desert, USA

Session duration: 2 nights

Sky conditions: Moderate turbulence, seeing ~6/10

Instruments:

  • 300mm Dobsonian reflector
  • 100mm apochromatic refractor
  • 150mm Newtonian telescope

Targets:

  • Mars
  • Jupiter
  • M33 (Triangulum Galaxy)
  • M42 (Orion Nebula)

Observation notes:

Transparency improved after midnight and allowed longer visual work on faint deep-sky targets.

The larger telescope resolved dense clusters cleanly, while the refractor was used for wider fields and comparison views.

Members present: Lucille Godefert, Adama Traoré, Antoine Delorme

Observation Session – 10 September 2011

Location: Plateau de Valensole, France

Session duration: 2 nights

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

Instruments:

  • 300mm Dobsonian reflector
  • 7×50 binoculars
  • 150mm Newtonian telescope

Targets:

  • Albireo
  • NGC 7000 (North America Nebula)
  • M45 (Pleiades)
  • M42 (Orion Nebula)

Observation notes:

Transparency improved after midnight and allowed longer visual work on faint deep-sky targets.

The larger telescope resolved dense clusters cleanly, while the refractor was used for wider fields and comparison views.

Members present: Maxime Dallois, Ayoub Berrabeh, Lina Chevalier