Hemisphere:  Northern  ·  Constellation: Cepheus (Cep)
Elephant Trunk in Ha, 



    
        

            Bill Mark
Elephant Trunk in Ha
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Elephant Trunk in Ha

Equipment

Imaging Telescopes Or Lenses
TPO 12" F4
Imaging Cameras
Atik 460EX mono
Mounts
EQ8
Filters
Ha 12nm
Accessories
Baader Planetarium MPCC Mark III
Software
DeepSky Stacker Deep Sky Stacker 3.3.4 · Adobe Photoshop 6 CS
Guiding Telescopes Or Lenses
Orion ShortTube 80 f/5
Guiding Cameras
Starlight Xpress Loadestar 2

Acquisition details

Dates:
June 23, 2014
Frames:
33x150" (1h 22' 30")
Integration:
1h 22' 30"
Avg. Moon age:
25.90 days
Avg. Moon phase:
14.16%

Basic astrometry details

Astrometry.net job: 306900

RA center: 21h35m17s.0

DEC center: +57°2830

Pixel scale: 0.771 arcsec/pixel

Orientation: -97.490 degrees

Field radius: 0.354 degrees

Resolution: 620x746

Locations: Laval, Laval, Quebec, Canada

Description

Shooting elephant trunk in Ha. Guiding was good but poor polar alignment caused problems and limited exposures to 150 sec.

Improved processing - found the old one a bit harsh. (2016-01-05)

Comments

Revisions

  • Final
    Elephant Trunk in Ha, 



    
        

            Bill Mark
    Original
  • Elephant Trunk in Ha, 



    
        

            Bill Mark
    C

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Elephant Trunk in Ha, 



    
        

            Bill Mark