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IC 1396, Elephant Trunk Nebula Edge, Ha, 





    
        

            Stephen Garretson
IC 1396, Elephant Trunk Nebula Edge, Ha

IC 1396, Elephant Trunk Nebula Edge, Ha

Technical card

Resolution: 1522x1487

Dates:Nov. 19, 2018

Frames:Baader 3.5nm Ha filter, 2": 60x180" (gain: 139.00) -25C bin 1x1

Integration: 3.0 hours

Darks: ~15

Flats: ~30

Flat darks: ~15

Bias: ~40

Avg. Moon age: 10.94 days

Avg. Moon phase: 84.37%

Bortle Dark-Sky Scale: 6.00

Astrometry.net job: 2380011

RA center: 323.224 degrees

DEC center: 57.940 degrees

Pixel scale: 2.111 arcsec/pixel

Orientation: 184.393 degrees

Field radius: 0.624 degrees

Locations: Beevo Dome [home observatory], Louisville, CO, United States

Data source: Backyard

Description

I trained the 132 on that section along the edge of the "circle" of the target, to the right of the base of the trunk if it's vertical, connected at the bottom. [I know, there's no "up" in space; just orienting the viewer.] This emphasizes the Boks globules and underpinning structure.

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Author

StephenGarretson
Stephen Garretson
License: None (All rights reserved)
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IC 1396, Elephant Trunk Nebula Edge, Ha, 





    
        

            Stephen Garretson