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Comet 21P/Giacobini-Zinner with Stars, 


            Scotty Bishop

Comet 21P/Giacobini-Zinner with Stars

Technical card

Resolution: 4477x2754

Dates:Sept. 15, 2018

Frames: 60x60" ISO1600

Integration: 1.0 hours

Darks: ~30

Flats: ~20

Bias: ~50

Avg. Moon age: 6.01 days

Avg. Moon phase: 35.63%

Bortle Dark-Sky Scale: 4.00

Temperature: 18.00

Data source: Backyard


I got comet 21P/Giacobini-Zinner early this morning, and the ironic thing is I got it with my comet Hunter! The K1 was in crop mode. Also, I am NOT good at stacking a star field and a comet.



Scotty Bishop
License: None (All rights reserved)


Comet 21P/Giacobini-Zinner with Stars, 


            Scotty Bishop

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