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NGC4725 by Dave Collings
Submitted by Chelsea Chin
A beautiful galaxy about 41 Million light years from Earth and spans 100,000 light-years across!
- Image shot in LRGB. 7 hours Luminance, 2 hrs. Red, 2 hrs. Blue and 2 hrs. Green for a total of 13 hours. All sub-frames were 300 sec. exposures.
- Plane Wave 12.5” CDK telescope with the PW 0.66 Reducer on an Astro Physics 1100 GTO CP4 mount.
- Main camera is an ATIK 16200 Mono CCD with an ATIK EFW3 Filter wheel with Chroma LRGBHa & OIII, SII, and HA 3nm filters.
- Guide scope is Astromania 400mm Refractor with an ASI 290mm guide camera.
David Collings – Blue Ridge Observatory | Sparta, North Carolina USA