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Captured by
Lawrence Parchman

Sculptor Galaxy (NGC 253)

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M1 last night

Started by hakescl, 11/20/2007 03:07AM
Posted 11/20/2007 03:07AM | Edited 11/20/2007 03:22AM Opening Post
Early this morning I finally had some clear sky and free time at the same time. (!) This is 29 minutes total of luminosity. Also, this is my first cut at using some new (for me) software - the SigmaBeta10 program to combine the images and AstroArt for some manipulation. Still reduced and aligned in CCDSoft. Floating point is a great option that apparently doesn't appear in CCDSoft and sure gives me lots more "room". (Now I apparently have LOTS of old data I can go back and play with. That should keep me busy for quite a while.) After saving this as a jpeg, I think this processing could have been a bit more delicate, but I trust that will come with practice.

I also took some H-alpha last night, but had all sorts of unexpected issues with the dark frames for those. I'll maybe get to look into that tomorrow. I will also post an "earlier" M1 image for compare and contrast. Thanks for looking - comments welcome.

Charlie

Details:
Scope - Meade 16" LX200; mounted Alt-Az with field de-rotator; f6.3 focal reducer
Focus - JMI Motofocus
Camera - SBIG ST-10XE; binned 2x2 (~.88"/pixel)
Guiding - Meade 5"/DSI/PHD


Attached Image:

hakescl's attachment for post 39760

Fort Lewis Observatory: (37.238, -108.052) ~2360m (7744 ft.) elevation.
Darkness - typically 6.5+
Scope - Meade 16" LX200; f6.3 focal reducer
Focus - JMI Smart focus
Camera - SBIG ST-10XE; (~.5"/pixel)
Guiding - AO-8 and/or Meade 5"/DSI/PHD
http://www.fortlewis.edu/observatory
Posted 11/20/2007 03:11AM #1
By some strange quirk of the universe, this earlier image also has 29 minutes total time. But this time LRGB was 8:7:7:7.

Attached Image:

hakescl's attachment for post 118518

Fort Lewis Observatory: (37.238, -108.052) ~2360m (7744 ft.) elevation.
Darkness - typically 6.5+
Scope - Meade 16" LX200; f6.3 focal reducer
Focus - JMI Smart focus
Camera - SBIG ST-10XE; (~.5"/pixel)
Guiding - AO-8 and/or Meade 5"/DSI/PHD
http://www.fortlewis.edu/observatory