Observation Session – 28 July 2012

Location: Auvergne volcanic plateau, France

Session duration: 2 nights

Sky conditions: Clear sky, low humidity, seeing ~7/10

Instruments:

  • 300mm Dobsonian reflector
  • 250mm Dobsonian telescope
  • 7×50 binoculars

Targets:

  • M57 (Ring Nebula)
  • M45 (Pleiades)
  • Jupiter
  • Betelgeuse

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: Ayoub Berrabeh, Lucille Godefert, Lina Chevalier

Observation Session – 14 July 2012

Location: Pyrenees – Gavarnie valley, France

Session duration: 2 nights

Sky conditions: Moderate turbulence, seeing ~6/10

Instruments:

  • 150mm Newtonian telescope
  • 300mm Dobsonian reflector
  • 250mm Dobsonian telescope

Targets:

  • NGC 7000 (North America Nebula)
  • Albireo
  • M33 (Triangulum Galaxy)
  • M57 (Ring 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.

Wind could be clearly heard during part of the night, yet nearby trees and grass remained perfectly still throughout the interval.

Members present: Maxime Dallois, Ayoub Berrabeh, Adama Traoré, Lucille Godefert, Sophie Martin