M20 Triffid Nebula

Constellation: Sagittarius        Distance: 9000 lightyears

Triffid Nebula

Image spcefications:
Exposure: 2 hours (12 x 10 minutes) on 1600 ISO, RAW format
Camera: Modified Canon 40D in coolbox
Telescope: Tec 140
Mount: Losmandy G11
Guiding: Vixen Guiding Scope 70S, with 2x Barlow and SBIG ST-4
Image processing: ImagesPlus, Photoshop CS3
Location: Etoile St Cyrice, France
Sky Quality Meter: 21,40
Temperature: Ambient: 20° C / In coolbox: 9° C
Date: 22 and 23 august 2009
Higher resolution 2000 x 1330