IC 1613
Also Known as: Caldwell 51
Object Type: Irregular Dwarf Galaxy
Constellation: Cetus
Distance from Earth: : 2.38 million light years
Apparent Magnitude: 9.9
Coordinates: RA 01H 04M 47.8S DEC 02 deg 07 min 04 sec
Actual Size: 11,215 light years in diameter
Apparent Dimensions: 16.2 arc-minutes x 14.5 arc-minutes
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Environmental Data
Date: November 16, 2020 Start Time: 6:28PM End Time: 11:22PM SQM: 19.90
Moon Age: 1.8 days Moonset: 5:42PM Moon Illumination: 3.5%
Temperature: 50 degees F Humidity: 62% Dew Point: 37.5 degrees F
Location: Westport, Massachusetts 02790 Sky Condition: Clear
Comment:
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Imaging Scope Data
Mount: iOptron CEM 120 Camera: ZWO ASI071 OSC Focuser: Optec DirectSync SV35
Telescope: Stellarvue SVX130 refractor Focal Length: 910mm
Focal Reducer/Field Flattener: Field Flattener Filter: None
Rotator: Pegasus Falcon Rotator Power Control: None Dew Heater: Kendrick dew strip
Imaging Software
Mount: iOptron Commander Focuser: Optec FocusLynx Commander
Imaging: Sequence Generator Pro Platesolve: Platesolve 2 Rotator/Control: Pegasus Unity Platform
Imaging Status
Imaging Software: Sequence Generated Focus HFR 1.15 Platesolve: Good on 2nd attempt
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Guide Scope Data
Telescope: Stellarvue SV90 refractor Camera: Lodestar X2 Focuser: Optec DirectSync SVX30
Dew Heater: Kendrick dew strip Software: PHD2 Exposure: 2 sec Binning: 1x1 Tracking Result: between 0.9 and 1.86 arc-seconds RMS
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Images Taken
Number of light frames: 67 Duration: 4 minutes Gain: Unity Gain
Camera Temperature: -20 degrees C Binning: 1x1 F-Stop: 7.0
Total Integration Time: 4.47 hours
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Number of flat frames: 30 Duration: 0.08 seconds Gain: Unity Gain
Camera Temperature: -20 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: 4 minutes Gain: Unity Gain
Camera Temperature: -20 degrees C Binning: 1x1 F-Stop: 7.0
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Number of Bias frames: 50 (from library) Duration: 0.001 seconds Gain: Unity Gain
Camera Temperature: -20 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: DynamicCrop, DynamicBackgroundExtraction, ImageSolve, SpectroPhotometricColorCalibration, BlurXTerminator, NoiseXterminator
Non-Linear: GeneralizedHyperbolicStretch script, CurvesTransformation, MultiscaleLinearTransform for sharpening, DynamicCrop.
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Notes:
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