NGC 281

HII Region, Emission Nebula

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Subject Names:
NGC 281, IC 11, Sh2-184, Pacman Nebula

Constellation: Cassiopeia

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Click for Subject Information on Wikipedia
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Date:
September 2011

Location:
Anza, California

Optics:
Meade ACF 10”. Focal Length 2830mm @ f11

Mount:
AP900GTO

Camera:
QSI 583WSG

Filters:
Astrodon Narrowband Filters: Ha (3nm), Oiii (3nm), Sii (5nm)

Guiding:
SBIG STi on Borg 50. Focal Length 250mm

Exposure:
Ha (5nm): 28 x 15 minutes, Bin 1
Oiii (3nm): 13 x 15 minutes, Bin 1
Sii (5nm): 10 x 15 minutes, Bin 1
Total Exposure = 765 minutes (12 hours : 45 minutes)

Software:
Acquisition: MaxImDL 5, CCD Commander
Processing: Photoshop CS6

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NGC281IC11Sharpless 184Pacman NebulaHII RegionEmission NebulaHubble Palette

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