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 "  Thw Eye of God  - NGC 7293 - Helix Nebula 

NGC 7293 or the Helix Nebula, is a large planetary nebula located in the constellation of Aquarius. The estimated distance is about 700 light-years. The Helix it’s also known aa ” The Eye of God”. A planetary nebula is an emission nebula consisting of an expanding glowing shell of ionized gas ejected during the asymptotic giant branch phase of certain types of stars late in their life

helix

Location - Exposure time

Mt Parnon 11-12/08/2010

Telescope

WO Zenith Star 105 APO Triplet

Field Flattener

Astro -Tech 2”

Mount

Sky Watcher EQ6 Pro

Camera

QHY9 KAF 8300 mono CCD, Temp -30 C

Filters / Exposure time

Ηα 15x900 sec bin 1x,Οiii 10x600 sec bin 2x , 40%Ha+60%Blue = Red

Total Exposure Time

5,5 ~ hours in 2 nights

Software

Nebulosity 2, Pixinsihgt, Photoshop CS5, Starry Night, EQmod

 

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