Hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  IC 1396
Elephant Trunk (IC 1396) in modified HST palette, 



    
        

            Matt McBee
Elephant Trunk (IC 1396) in modified HST palette
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Elephant Trunk (IC 1396) in modified HST palette

Acquisition details

Dates:
Sept. 30, 2011 ·  Oct. 1, 2011 ·  Oct. 2, 2011
Frames:
Astrodon H-alpha 5nm: 13×900(3h 15′) -15°C bin 1×1
OIII 3nm: 8×900(2h) -15°C bin 1×1
SII 3nm: 5×900(1h 15′) -15°C bin 1×1
Integration:
6h 30′
Darks:
20
Flats:
20
Flat darks:
20
Avg. Moon age:
4.61 days
Avg. Moon phase:
22.68%
Bortle Dark-Sky Scale:
5.00

Basic astrometry details

Astrometry.net job: 85946

RA center: 21h36m34s.1

DEC center: +57°3238

Pixel scale: 2.943 arcsec/pixel

Orientation: -81.827 degrees

Field radius: 1.290 degrees

Resolution: 620x425

File size: 242.2 KB

Locations: Driveway, Kingsport, TN, United States

Description

This was my first attempt at HST composition. I ended up modifying the palette to the "turquoise and gold" theme.

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Elephant Trunk (IC 1396) in modified HST palette, 



    
        

            Matt McBee