NGC 663
Common Name: Lawnmower Cluster
Also Known as: Caldwell 10
Object Type: Open Cluster
Constellation: Cassiopeia
Distance from Earth: 6,850 light years (NGC 663) --- 7,830 light years (NGC 654)
Apparent Magnitude: 7.1
Coordinates: RA 01H 46M 0S DEC 61 deg 15 min 0 sec
Actual Size: 50,000 light years (NGC 663)
Apparent Dimensions: 16 arc-minutes (NGC 663)
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Environmental Data
Date: December 4, 2022 Start Time: 7:56PM End Time: 9:13PM SQM: 16.66
Moon Age: 11.9 days Moonset: 3:11AM Moon Illumination: 90.8%
Temperature: 36 degrees F Humidity: 76% Dew Point: 29 degrees F
Location: Westport, Massachusetts 02790 Sky Condition: Clear
Comment:
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Imaging Scope Data
Mount: iOptron CEM120 Camera: ZWO ASI2600 OSC Focuser: Optec QuickSync FT20
Telescope: Celestron 11 inch SCT Edge Focal Length: 1960mm
Focal Reducer/Field Flattener: 0.7 focal reducer Filter: None
Rotator: Pegasus Falcon rotator Power Control: Pegasus Ultimate Powerbox V2 Dew Heater: Kendrick dew strip
Imaging Software
Mount: iOptron Commander Focuser: Optec FocusLynx Commander
Imaging: Sequence Generator Pro Platesolve: ASTAP Rotator/Control: Pegasus Unity Platform
Imaging Status
Imaging Software: Sequence Generated Focus HFR 3.15 Platesolve: Good on 3rd attempt
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Guide Scope Data
Telescope: Stellarvue SVX130 refractor Camera: ZWO ASI290 Focuser: Optec DirectSync SV35
Dew Heater: Kendrick dew strip Software: PHD2 Exposure: 1 sec Binning: 1x1 Tracking Result: 0.45 arc-seconds RMS
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Images Taken
Number of light frames: 65 Duration: 1 minute Gain: 100
Camera Temperature: -10 degrees C Binning: 1x1 F-Stop: 7.0
Total Integration Time: 1.08 hours
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Number of flat frames: 50 Duration: 0.15 Gain: 100
Camera Temperature: -10 degrees C Binning: 1x1 F-Stop: 7.0
Flat Field Illumination: All-Pro 'Spike-a-Flat Field standard' illuminated panel
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Number of Dark frames: 50 (from library) Duration: 1 minute Gain: 100
Camera Temperature: -10 degrees C Binning: 1x1 F-Stop: 7.0
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Number of Bias frames: 50 (from library) Duration: 0.001 seconds Gain: 100
Camera Temperature: -10 degrees C Binning: 1x1 F-Stop: 7.0
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Imaging Processing
Imaging Processing Software: PixInsight
Processes utilized: Linear - calibration/integration: Flats ImageCalibration with Master Bias, Flat ImageIntegration, Images ImageCalibration with Flat Master & Dark Master, Debayer, SubFrameSelector, StarAlign, ImageIntegration.
Linear - Background extraction, Color correction, deconvolution, noise reduction: DynamicBackgroundExtraction, ImageSolve, SpectroPhotometricColorCalibration, NoiseXTerminator
Non-Linear: HistogramTransformation, CurvesTransformation
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Notes:
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