Rosette Nebula  NGC 2237 (Wide View)

rosettew.jpg (234748 bytes)

 

Rosette Nebula  NGC 2237 (close up view)

Telescope: 

AP-130 F/6 at F/8 using Nikon 1.4x TC-14 and AP Field Flattener.
AP 600 GoTo Mount with ST-4
Film & Exposure: Composite Image taken on Kodak E200 film:
- One 5 min and 15 min shot at F/6 to preserve star colors
- One 50 min and 60 min shot at F/6 for wide field nebula
- One 90 min and 30 min shot at F/8 for center detail


A Tokai Light Pollution Filter  was used on all shots.
Location: My Driveway (Huntertown, IN),   Moderate Light Pollution
Date: Dec 10, 1999
Processing: Scanned with SprintScan 35+  
Levels and color adjusted in Photoshop

Stacked using Multipoint Feature of Picture Window;  25 points used
Light Masking used to combine short exposure shots (Technique)

Enhancement of low level light area by Curves
Grain reduction by light masking and gaussian blur  (Technique)

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