Sunday, August 16, 2009

Trifid M20 and QHY8

Field Details
Date/Location: Saturday August 15, 2009, 12:20am at Moose Creek Ontario
Instrument: QHY8, through Celestron SCT C11 w/o Focal Reduction
Filters: None
Mount: Celestron CGE
Focal Ratio: Imaging at f/10, guiding at f/4.3
Guiding: Auto through William Optics Megres 90mm w/ Meade DSI and f/6.3 FR
Conditions: Visually clear with moderate humidity
Weather: 20 deg. C
Exposure: 100 minutes total in 10 x 10 min exposures (Gain 0 Offset 65)
Focusing: Imaging with Stark Labs Nebulosity 2.0 (HFR 2.0 typical)
Image Capture: Imaging with Stark Labs Nebulosity 2.0 (10 exposures taken)
Autoguiding: Stark Labs PDH

Exposure Details and Processing
Stacking: 10 of 10
Pixel Math: Zero Mean applied
Levels/Stretch: Done in Images Plus
Binning: 3x3 Adaptive

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