Contains: Helix nebula, NGC 7293
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Technical card

Resolution: 5430x4116

Dates: Oct. 12, 2012Oct. 13, 2012Oct. 18, 2012Oct. 20, 2012Sept. 26, 2013Oct. 5, 2013

Frames:
AstroDon 5nm Ha: 4x900" -10C bin 1x1
Astronomik H-alpha 6nm: 4x1200" bin 1x1
Astronomik H-alpha 6nm: 8x900" bin 1x1
AstroDon O3 5nm: 6x1200" bin 1x1
Astrodon Tru-Balance Generation 2 E-Series - LRGB: 20x360" bin 1x1
Astrodon Tru-Balance Generation 2 E-Series - LRGB: 10x360" -10C bin 1x1

Integration: 9.3 hours

Avg. Moon age: 14.10 days

Avg. Moon phase: 19.74%

Bortle Dark-Sky Scale: 7.00

Astrometry.net job: 558458

RA center: 337.401 degrees

DEC center: -20.703 degrees

Orientation: 90.149 degrees

Field radius: 1.172 degrees

Locations: Home, Ocala, Florida, United States

Description

Widefield of Helix nebula in Aquarius
This was imaged using the 80mm Orion EON and the Astro-Tech 8" Ritchey-Chretien with a focal length of 1625mm (f/8).
RGB 6min subs totaling 3 hours (1 hour each channel) using the Orion 80mm EON with a focal length of 480mm (f/6.25).
Ha 20min subs totaling 1 hour and 20 minutes.
OIII 20 min subs totaling 2 hours using the Astro-Tech 8" Ritchey-Chretien with a focal length of 1625mm (f/8)
Imaging camera: QSI 683 wsg-8
Losmandy G11 Gemini II German equatorial mount
Imaging telescopes: Orion 80mm EON and Astro-Tech 8" Ritchey-Chretien.
Processing software: DeepSkyStacker, Photoshop CS5 and RegiStar

Comments

Author

Steve Coates
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NGC 7293 the Helix nebula, Steve Coates