dalelieb
23-04-2014, 11:47 PM
This one was quite a challenge. The stars overpowered the faint nebulosity and I had to separate the nebula before stretching.
Any comments welcome.
Dale
History:
On 1 March 1835, John Herschel discovered this object at the Cape of Good Hope and described it as "eeF, L, vvmE; an extraordinary long narrow ray of excessively feeble light; position 19 ±. At least 20' long, extending much beyond the limits of the field...".
Technicalities:
About 14x20min each (Ha to red, OIII to blue, SII to green)
Image scale 0.47 arsec/pixel
Image size +- 32x21 arcmin
Captured with MaximDL
Processed with PS CS4
Equipment:
Scope: Celestron EdgeHD 14"
Mount: ASA DDM60
Camera: FLI Microline 11002, Astrodon filters
Guiding: MMOAG with Loadstar camera
Focuser: FLI Atlas
Software:
TheSkyX, ACP Planner, ACP, ACP Scheduler, FMax, MaximDL, Photoshop CS4
Location:
Port Elizabeth, South Africa
Any comments welcome.
Dale
History:
On 1 March 1835, John Herschel discovered this object at the Cape of Good Hope and described it as "eeF, L, vvmE; an extraordinary long narrow ray of excessively feeble light; position 19 ±. At least 20' long, extending much beyond the limits of the field...".
Technicalities:
About 14x20min each (Ha to red, OIII to blue, SII to green)
Image scale 0.47 arsec/pixel
Image size +- 32x21 arcmin
Captured with MaximDL
Processed with PS CS4
Equipment:
Scope: Celestron EdgeHD 14"
Mount: ASA DDM60
Camera: FLI Microline 11002, Astrodon filters
Guiding: MMOAG with Loadstar camera
Focuser: FLI Atlas
Software:
TheSkyX, ACP Planner, ACP, ACP Scheduler, FMax, MaximDL, Photoshop CS4
Location:
Port Elizabeth, South Africa