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Contains:  NGC 2239, NGC 2244, NGC 2252, Rosette nebula, The star 12Mon
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Rosette Nebula (Caldwell 49), 



    
        

            Henning Schmidt
Rosette Nebula (Caldwell 49)
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Rosette Nebula (Caldwell 49)

Technical card


Dates:Feb. 14, 2018Feb. 7, 2019

Frames:
Baader Planetarium H 1.25", Ha 7nm: 12x600" (gain: 20.00) -30C
RGB: 17x300" (gain: 20.00) -30C

Integration: 3.4 hours

Darks: ~100

Bias: ~200

Avg. Moon age: 15.30 days

Avg. Moon phase: 3.94%


Basic astrometry details

Astrometry.net job: 3260973

RA center: 6h 31' 58"

DEC center: +4° 57' 7"

Pixel scale: 1.209 arcsec/pixel

Orientation: 180.093 degrees

Field radius: 1.033 degrees


Resolution: 4948x3656

Locations: Home observatory, Rostock, Mecklenburg-Vorpommern, Germany

Data source: Backyard

Description

Rosette Nebula (Caldwell 49), Composite with Halpha (QHY 183M, 12x 600 sec) from 07.02.2019 and RGB (QHY 183C, 17x 300 sec) from 14.02.2018; Gain 20 and Offset 30, cooled: -30°C.

Comments

Author

HenningSchmidt
Henning Schmidt
License: None (All rights reserved)
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  • Rosette Nebula (Caldwell 49), 



    
        

            Henning Schmidt
    Original
  • Final
    Rosette Nebula (Caldwell 49), 



    
        

            Henning Schmidt
    B

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Rosette Nebula (Caldwell 49), 



    
        

            Henning Schmidt