Messier 65 (M65) & Messier 66 (M66)
M65 Also Known as: NGC 3623
M66 Also Known as: NGC 3627
Both Object Type: Spiral Galaxy
Constellation: Leo
M65 Distance from Earth: 35 million light years
M66 Distance from Earth: 36 million light years
M65 Apparent Magnitude: 10.25
M66 Apparent Magnitude: 8.9
M65 Coordinates: RA 11H 18M 55.9S DEC 13 deg 05 min 55.9 sec
M66 Coordinates: RA 11H 20M 15S DEC 12 deg 59 min 30 sec
M65 Actual Size:: 90,000 light years in diameter... M65 Actual Size:: 95,000 light years in diameter.
M65 Apparent Dimensions:: 1.709 arc-minutes x 2.454 arc-minutes ... M66 Apparent Dimensions:: 9.1 arc-minutes x 4.2 arc-minutes
--------------------------------------------------------------------------
Environmental Data
Date: March 27, 2020 Start Time: End Time: SQM: 17.34
Moon Age: 3.0 days Moonset: 10:17PM Moon Illumination: 10.2%
Temperature: 64 degrees F Humidity: 35% Dew Point: 36 degrees F
Location: Westport, Massachusetts 02790 Sky Condition: Partly cloudy
Comment: PHD2 good calibration. Completed PHD2 guiding assistant update.
--------------------------------------------------------------------------
Imaging Scope Data
Mount: iOptron CEM120 Camera: ZWO ASI071 OSC Focuser: Optec DirectSync SV35
Telescope: Stellarvue SVX130 refractor Focal Length: 910mm
Focal Reducer/Field Flattener: Field Flattener Filter: None
Rotator: None Power Control: None Dew Heater: Kendrick dew strip
Imaging Software
Mount: iOptron Commander Focuser: Optec FocusLynx Commander
Imaging: Sequence Generator Pro Platesolve: None Rotator/Control:
Imaging Status
Imaging Software: Sequence Generated Focus HFR 1.53 Platesolve:
--------------------------------------------------------------------------
Guide Scope Data
Telescope: Stellarvue SV90 refractor Camera: Lodestar X2 Focuser: Optec DirectSync SVX30
Dew Heater: Kendrick dew strip Software: PHD2 Tracking Result: 0.94 arc-seconds RMS
--------------------------------------------------------------------------
Images Taken
Number of light frames: 65 Duration: 2 minutes Gain: HDR
Camera Temperature: -20 degrees C Binning: 1x1 F-Stop: 7.0
Total Integration Time: 2.17 hours
--------------------------------------------------------------------------
Number of flat frames: 30 Duration: 0.2 seconds Gain: HDR
Camera Temperature: -20 degrees C Binning: 1x1 F-Stop: 7.0
Flat Field Illumination: All-Pro 'Spike-a-Flat Field standard' illuminated panel
--------------------------------------------------------------------------
Number of Dark frames: 50 (from library) Duration: 2 minutes Gain: HDR
Camera Temperature: -20 degrees C Binning: 1x1 F-Stop: 7.0
--------------------------------------------------------------------------
Number of Bias frames: 50 (from library) Duration: 0.001 seconds Gain: HDR
Camera Temperature: -20 degrees C Binning: 1x1 F-Stop: 7.0
--------------------------------------------------------------------------
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: GradientCorrection, AutoColor script, BlurXTerminator, NoiseXterminator
Non-Linear: GeneralizedHyperbolicStretch script, MultiscaleLinearTranformation to sharpen, MultiScaleLinearTransform to sharpen. , CurvesTransformation for saturation.
--------------------------------------------------------------------------
Notes:
Click Below Image for Full Size:
Click to Return to Home Page