Contains:  Comet
P21 Giacobini Zinner, 





    
        

            Joostie

P21 Giacobini Zinner

Technical card

Resolution: 1930x1215

Dates:July 15, 2018

Frames:Optolong L-Pro 2" Nikon T-Ring: 8x300" ISO800 bin 1x1

Integration: 0.7 hours

Darks: ~40

Avg. Moon age: 2.77 days

Avg. Moon phase: 8.46%

Bortle Dark-Sky Scale: 4.00

Mean SQM: 20.35

Temperature: 18.00

Data source: Backyard

Description

Just a nice little green comet in Cepheus ;

I was more intrigued by the small & red H-Alpha blob to the lower right of the comet. With the help of SkySafari this should be a planetary nebula called Minkowski 2-51 or PK 103+00.1

It is magnitude 13.6 and 0.8x0.6 arcmin

Comments

Author

Joostie
Joostie
License: Attribution-NonCommercial-NoDerivs Creative Commons
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Histogram

P21 Giacobini Zinner, 





    
        

            Joostie