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Home » Monthly AstroImaging Challenge » All Archives » Challenge 2008 » August 2008 Completed » Sm Hard NGC7023 Iris Nebula « Previous image

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NGC7023_LumRGB1
NGC7023_LumRGB1

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Eddy

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Eddy

Registered: May 2008
Location: Aix-en-Provence, France
Posts: 43
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Scope: TSA102 at f/6.4
CCD: Starlight Xpress SXV-H9


Guider: Starlight Xpress SXV on ZS80FD


Mount: EM200 Temma II


19 x 10 min subs for Lum, 12 x 5 min subs for RGB (2x2) acquired in MaximDL


Calibration, Registering, Sigma Data Reject in MaximDL


Combined color, curves, Levels, RC's GradientXTerminator and Noel Carboni's space noise reduction tool in Photoshop CS2
· Views: 1,384 · Filesize: 133.5kb, 524.1kb · Dimensions: 1340 x 963 ·
Additional Info

80mm_Iris_crop.jpg
all_recon_badpix_pproc_iris-ngc7023_b-sm.jpg
iris_16f6b.jpg
NGC7023_LumRGB1.jpg

Author
Thread  
BobGillette

Registered: August 2008
Location: Ossipee, New Hampshire
Posts: 168
Wed August 27, 2008 15:15

Eddy,


I like your Iris Neb very much. How did you avoid burnout from that mag 7 central star? Mine has that problem even in 30 sec subs (at F/3.6).


Best,


Bob
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Seemore20

Registered: May 2008
Location: N E Illinois
Posts: 106
Tue September 2, 2008 15:11

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bigtroutphoto

Registered: May 2008
Location: Western North Carolina
Posts: 285
Tue September 2, 2008 20:50

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hewholooks
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Hunter Wilson

Registered: May 2008
Location: Central Ohio
Posts: 694
Thu September 4, 2008 13:57

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gardnerdgerry
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Registered: May 2008
Location: New Hampshire
Posts: 32
Fri September 5, 2008 16:53

Well done! Nice detail in both the light and dark areas.


Is this cropped or is it the full frame?


G

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Gardner
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gardnerdgerry
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Registered: May 2008
Location: New Hampshire
Posts: 32
Fri September 5, 2008 16:54



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Gardner
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