Location: Atacama Desert, Chile

Session duration: 2 nights

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

Instruments:

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

Targets:

• The Moon
• Perseus star field
• Saturn
• M42 (Orion Nebula)

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, Nicolas Artaud