Slight crop from Full FRAME IMAGE (30% full size)

The Helix Nebula NGC 7293 in the light of Ionised Hydrogen, Sulphur and Oxygen

FOV approx 1.5deg X 1.1 deg - The faint extent of the outer nebula covers an area of
sky several times the area of the full moon!

Read more about the "Eye of God" or Helix Nebula and see an image taken by Hubble here:
http://en.wikipedia.org/wiki/Helix_Nebula

** Using new low reflection Astronomik 12nm Ha SII OIII filter set

AP152 F7.5 Starfire APO refractor with 4" field flattener
FLI ProLine11002 CCD & CFW-2-7
L SII Ha OIII: 1hr, 7hrs, 10hrs, 9hrs = Total 27hrs (all bin 1X1) Astronomik filters
-35C chip temp, darks and flats (AstroHandy LightRing used for flats)
12MPPS download speed = 1.5sec/full frame download at bin 1X1.
Image scale = 1.4"/pix
Guide Camera: Starlightxpress SXVH9

Comments:
Taken over 7 nights from Bob and Pats farm
Average seeing

http://www.pbase.com/strongmanmike2002/image/107700957/original

Some links to equipment used to take this image:

Finger Lakes Instrumentation (FLI) CCD cameras and equipment:
http://www.flicamera.com/

StarlightXpress CCD cameras and equipment
http://www.starlight-xpress.co.uk/

Astro-Elecronic FS2 scope GOTO controller:
http://www.astro-electronic.de/

Gerd Neumann/Astronomik filters:
http://www.gerd.neumann.net/

http://www.astronomik.com/

MSB Software & Astroart 4
http://www.msb-astroart.com/

STAR Atlas:PRO planetarium software
http://www.skylab.com.au/

AstroHandy Accessories
http://www.pbase.com/strongmanmike2002/astrohandy_lightring

http://www.astrohandy.com