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Contains:  IC 783, M 100, NGC 4312, NGC 4321, NGC 4323, NGC 4328
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M100, 



    
        

            Joostie
M100
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Technical card


Dates:April 22, 2020April 23, 2020April 24, 2020

Frames:
Baader Blue 1.25": 53x120" (gain: 50.00) -20C bin 1x1
Baader Green 1.25": 29x120" (gain: 50.00) -20C bin 1x1
Baader Luminance UV-IR blocking filter 1 1/4": 176x30" (gain: 50.00) -20C bin 1x1
Baader Red 1.25": 50x120" (gain: 50.00) -20C bin 1x1

Integration: 5.9 hours

Darks: ~40

Flats: ~40

Bias: ~40

Avg. Moon age: 10.20 days

Avg. Moon phase: 0.76%

Bortle Dark-Sky Scale: 5.00

Mean SQM: 20.30

Temperature: 8.00


Basic astrometry details

Astrometry.net job: 3492541

RA center: 12h 22' 54"

DEC center: +15° 49' 15"

Pixel scale: 1.457 arcsec/pixel

Orientation: 231.804 degrees

Field radius: 0.436 degrees


Resolution: 1815x1165

Locations: Meldert @Home, Hoegaarden, Vlaams Brabant, Belgium

Data source: Backyard

Description

M100. Tough one! The core is very bright, and the spiral arms exactly the contrary.

Comments

Author

Joostie
Joostie
License: Attribution-NonCommercial-NoDerivs Creative Commons
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M100, 



    
        

            Joostie

In these public groups

ZWO ASI183/QHY183