NGC7293 Helix Nebula

Constellation: Aquarius        Distance: 694 lightyears

Helix Nebula

Image spcefications:
Exposure: 140 minutes (14 x 10 minutes)
Camera: SBIG ST-8300C
Instrument: TEC140 with field flattener
Mount: Losmandy G11
Guiding: Robtics 9 cm Guidescope with Starlight Xpress Lodestar autoguider
Image processing: ImagesPlus, Photoshop CS3, Noise Ninja
Location: Etoile St Cyrice, France
Date: 7 and 8 august 2010
Higher resolution (2.8MB)