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Contains:  NGC 2071, M 78, NGC 2068, NGC 2067, NGC 2064
Getting plate-solving status, please wait...
Messier 78, 





    
        

            star-watcher.ch
Messier 78

Technical card

Resolution: 3943x2633

Dates:Feb. 18, 2017

Frames:Astronomik CLS-CCD Clip Filter: 61x120" ISO1600

Integration: 2.0 hours

Darks: ~22

Bias: ~35

Avg. Moon age: 21.86 days

Avg. Moon phase: 53.03%

Bortle Dark-Sky Scale: 3.00

Temperature: -5.00

Astrometry.net job: 1469498

RA center: 86.796 degrees

DEC center: 0.187 degrees

Pixel scale: 2.873 arcsec/pixel

Orientation: 117.470 degrees

Field radius: 1.892 degrees

Locations: Gurnigel 1608m, Bern, BE, Switzerland

Description

Only 75% resolution because I didn't hit the focus very well :-(
My coldest night this season... -5°C but it felt like -20°. I never shivered this way before while focusing...
I need better gloves and a few more layers of clothes ;-)

Original image: 110minutes
Image B: 122minutes

f/5.6

Comments

Author

star-watcher.ch
star-watcher.ch
License: None (All rights reserved)
6863
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Revisions

  • Messier 78, 





    
        

            star-watcher.ch
    Original
  • Messier 78, 





    
        

            star-watcher.ch
    B
  • Final
    Messier 78, 





    
        

            star-watcher.ch
    C

B

Reprocessed with additional subs and using DynamicBackgroundExtractor

Sky plot

Sky plot

Histogram

Messier 78, 





    
        

            star-watcher.ch