M31





Castelões, 21 de Agosto de 2009

Canon EF 200mm USM II f/2.8@4

Atik 314L, Baader IR/UV Cut

24×300s, guiada com Orion StarShoot Autoguider e Pentax 200mm@f/5.6

Vixen GP-DX com Sky Sensor 2000

Capture, DeepSkyStacker, Photoshop