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NGC6820 Dual Rig Atik314L/WOZS71 Atik460EX/ED80 Both with x0.8 focal reducer HEQ5 Ha 29 x 600 = 4 hours 50mins Oiii 17 x 600 binned + 5 x 300 = 3 hours 15 mins Total imaging time = 8 hours 5mins Oiii taken with Atik460/ED80 and Ha taken from both cameras. There is some blue signal in there, but it seems to be swamped by the stronger Ha signal Link-words: CarolePope

NGC6820

Dual Rig
Atik314L/WOZS71
Atik460EX/ED80
Both with x0.8 focal reducer
HEQ5
Ha 29 x 600 = 4 hours 50mins
Oiii 17 x 600 binned + 5 x 300 = 3 hours 15 mins
Total imaging time = 8 hours 5mins
Oiii taken with Atik460/ED80 and Ha taken from both cameras.
There is some blue signal in there, but it seems to be swamped by the stronger Ha signal

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File information
Filename:NGC6820_HOO_rep.png
Album name:Carole / Nebulae
Link-words:CarolePope
Image date, time and location:October DSC 2018
Telescope aperture and focal ratio:WOZS71 ED80
Camera and filters used:Atik314L Atik460EX
Processing applied:Artemis, Astroart, Registar and Photoshop
Filesize:17506 KiB
Date added:Nov 22, 2018
Dimensions:2426 x 1714 pixels
Displayed:136 times
URL:http://gallery.orpington-astronomy.org.uk/displayimage-1833-_NGC6820_.html
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