Guiding telescope or lens: Orion 50mm GuideScope
Focal reducer: Astro Tech Field Flattener
Integration: 11.2 hours
Avg. Moon age: 15.91 days
Avg. Moon phase: 48.01%
Bortle Dark-Sky Scale: 6.00
Astrometry.net job: 526501
RA center: 13.291 degrees
DEC center: 56.637 degrees
Orientation: 91.322 degrees
Field radius: 1.461 degrees
NGC 281 the Pac Man nebula
Emission nebula in the constellation of Cassiopeia
RGB data captured on October 29 and 31, 2011
H-Alpha data captured on November 1 and November 2, 2011
RGB data: Combination of 60 sec, 120 sec and 180 sec. exposure stacked in DSS for a total of 4 hour 7 min with 10 minute
H-Alpha data: 10 minute exposure stacked in DeepSkyStacker for a total of 2 hours and 10 min.
Orion 80mm EON
Orion 50mm guide scope with SSAG
Canon T1i (modified)
Losmandy G11 with Gemini II
Hutech IDAS Light Pollution Suppression (LPS) Filter
Astronomic 6nm H-Alpha clip filter for Canon EOS
Additional data adding detail to the inner nebula was accomplished using an Astro-Tech 8 inch Ritchey-Chretien telescope (Ha data) and Explore Scientific 127mm CF APO (RGB)
Imaging camera: QSI 683wsg-8
Ha data 3 hours
RGB data 40 min each Red, Green and Blue channel binned 2x2
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