Thread: NGC2903 in Leo
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Old 18-04-2016, 09:18 PM
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RickS (Rick)
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Join Date: Apr 2010
Location: Brisbane
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NGC2903 in Leo

A nice barred spiral in HaLRGB.

Captured at SRO, 6 Feb - 29 Mar, 2016

Scope: Ceravolo C300 @ f/4.9 = 1470mm FL
Mount: AP1100
Camera: FLI PL16803
Focuser: Atlas
Filters: Astrodon
Guiding: Lodestar II / Tak guide scope
Image scale: 1.26 arcsec/pixel (0.843 arcsec/pixel after Drizzle/resample)
Exposures: 38x600s L, 22x1200s R, 14x1200s G, 22x1200s B, 13x1800s Ha (~32 hours)
Processing: PixInsight 1.8

Acquisition credit: John Kasianowicz, Daniele Malleo, Leonardo Orazi, Rob Pfile, Rick Stevenson and Jerry Yesavage.
Processing credit: Rick Stevenson

Full res/full field via Astrobin: http://www.astrobin.com/245560/

Thanks for looking. The full field is worth exploring. There are some lovely little galaxies (some examples in the attached crop.)

Cheers,
Rick.
Attached Thumbnails
Click for full-size image (NGC2903_v8b-crop-tny.jpg)
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Click for full-size image (NGC2903_v8_tiny_gax-tny.jpg)
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