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Contains:  NGC 2403
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NGC 2403 - A galaxy in Camelopardalis in LRGB, 



    
        

            Daniel.P
NGC 2403 - A galaxy in Camelopardalis in LRGB
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NGC 2403 - A galaxy in Camelopardalis in LRGB

Acquisition type: Electronically-Assisted Astronomy (EAA)

Technical card


Dates:Dec. 9, 2019Dec. 30, 2019

Frames:
ZWO new B: 8x300" -21C bin 1x1
ZWO new G: 8x300" -21C bin 1x1
ZWO new L: 30x120" (gain: 139.00) -21C bin 1x1
ZWO new L: 30x120" -21C bin 1x1
ZWO new R: 7x300" (gain: 139.00) -21C bin 1x1
ZWO new R: 8x300" -21C bin 1x1

Integration: 4.6 hours

Avg. Moon age: 8.09 days

Avg. Moon phase: 54.93%

Mean SQM: 18.70

Mean FWHM: 3.00


Basic astrometry details

Astrometry.net job: 3167531

RA center: 7h 36' 45"

DEC center: +65° 34' 48"

Pixel scale: 0.910 arcsec/pixel

Orientation: 0.997 degrees

Field radius: 0.691 degrees


Resolution: 4480x3140

Locations: SNB, Saint Nom La Breteche, Yvelines, France

Data source: Backyard

Description

Note : when gain do not appear, this mean gain = 0 !

Processing in PI
- Dark & Flat calibration of L, R, G & B channels
- Cosmetic Correction
- Registration
- Integration
- Noise Demure
- Build RGB image
- DBE L & RGB images
- Delinearisation of L and RGB images using HT
- Extract a & b color channels from RGB image
- Combine L, a & b channels
- Color saturation (and desaturate bkg)
- TGV denoise
- Crop

In Mac Photo : deflip, levels, sharpness

Comments

Author

Daniel.P
Daniel.P
License: None (All rights reserved)
650
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NGC 2403 - A galaxy in Camelopardalis in LRGB, 



    
        

            Daniel.P

In these public groups

ZWO ASI1600MM/QHY163M