M97 Owl Nebula

Constellation: Ursa Major        Distance: 2000 lightyears

Owl Nebula

Image spcefications:
Exposure: 180 minutes (8 x 10 and 5 x 20 minutes) on 1600 ISO, RAW format
Camera: Modified Canon 40D
Instrument: Meade 25 cm ACF focal distance 2500 mm
Mount: Losmandy G11
Guiding: TS Off Axisguider, Starlight Xpress Lodestar autoguider and PHD
Image processing: ImagesPlus, Photoshop CS3
Location: Wateren, The Netherlands
Sky Quality Meter: 21,10
Temperature: Ambient: -4° C
Date: 6 mars 2011
Higher resolution 2000 x 1333