Observation Session – 19 May 2012

Location: Atacama Desert, Chile

Session duration: 2 nights

Sky conditions: Moderate turbulence, seeing ~6/10

Instruments:

  • 200mm Newtonian reflector
  • 80mm refractor
  • 250mm Dobsonian telescope

Targets:

  • M45 (Pleiades)
  • M57 (Ring Nebula)
  • Polaris
  • Double Cluster (NGC 869/884)

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, Maxime Dallois, Julien Bertaud, Antoine Delorme