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Contains:  IC 1396
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Elephant Trunk Nebula (IC 1396)

Technical card

Resolution: 4047x3035

Dates:June 21, 2018June 22, 2018June 23, 2018June 28, 2018June 29, 2018

Frames:
Astrodon Ha 3nm-31mm: 201x180" (gain: 139.00) -15C bin 1x1
Astrodon OIII 3nm-31mm: 56x180" (gain: 139.00) -15C bin 1x1
Astrodon SII 3nm-31mm: 47x180" (gain: 139.00) -15C bin 1x1

Integration: 15.2 hours

Darks: ~30

Bias: ~50

Avg. Moon age: 11.85 days

Avg. Moon phase: 82.20%

Bortle Dark-Sky Scale: 5.00

Astrometry.net job: 2710428

RA center: 324.715 degrees

DEC center: 57.461 degrees

Pixel scale: 2.306 arcsec/pixel

Orientation: 300.239 degrees

Field radius: 1.620 degrees

Locations: Monterey Pines Observatory, Monterey, California, United States

Data source: Backyard

Description

Processing these data has been very challenging. Over the last several months I have attempted a variety of approaches, but never quite got what I was looking for. This is my latest attempt. I am eager to learn the response of my Astrobin colleagues.

Comments

Author

GWLopez
Gary Lopez
License: None (All rights reserved)
4399
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Elephant Trunk Nebula (IC 1396), 





    
        

            Gary Lopez