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View Full Version : IC63 and IC59 (EOS300D + 80ED)



Guillaume BERTRAND
2006-Dec-02, 02:22 PM
Hi all,
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Location : France: St Laurent sur Sèvre
Latitude : 46°57'34"N
Longitude : 00°53'30"W
Date : 25/11/2006
Hour of Obs : 20h00
Duration of Obs : 2h
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Instrument : SW80ED 80/600
F/D : 7.5
Mount : Heq5
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Celestial body : IC63/IC59
Type : Reflection Nebula
Magnitude : -
Dimensions : 10'
RA : 00h 59' 34.8" DEC : 60° 49' 07"
Constellation : Cassiopée
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Seeing S: 6/10, good
Transparency T: 5/10
Light Pollution P: 4/10, very present...
Wind : 4, obstructing
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Canon EOS 300D not modified

Time exposure : 300"x20
Sensibility ISO : 800
Numbers of Dark : 10
Numbers of Flat : 10
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Traditional preprocessing under iris:
- Creation of an offset
- Creation of a median dark
- Creation of Flat
- for each frame dark is withdrawn and the flat divised…
- stellar registration .
- arithmetic addition

Processing under iris:
- DDP
- withdrawal of the gradient.

finition under PSP9:
- reduction in the background noise
- balances white
- contrast/luminosity

Version 50% : http://perso.orange.fr/astro-sug44/images/ciel_profond/ic63_50.jpg

http://perso.orange.fr/astro-sug44/images/ciel_profond/ic63_20.jpg

Thanks for looking,
Guillaume B.

paul f. campbell
2006-Dec-02, 04:14 PM
Hi Guillaume B. Nice photo thanks send more

Guillaume BERTRAND
2006-Dec-08, 09:25 PM
Thanks for your message Paul ;)

Melusine
2006-Dec-08, 09:34 PM
Guillaume, that is a very pretty (and luminous) photo. So many stars...

:) Thanks.