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Contains:  Christmas Tree cluster, Cone nebula, NGC 2245, NGC 2247, NGC 2251, NGC 2259, NGC 2264, The star 15Mon
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Cone Nebula with Christmas Tree Cluster and Surroundings (Theli v1 L=Red,RGB), 



    
        

            Martin Junius
Cone Nebula with Christmas Tree Cluster and Surroundings (Theli v1 L=Red,RGB)
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Cone Nebula with Christmas Tree Cluster and Surroundings (Theli v1 L=Red,RGB)

Technical card


Dates:Jan. 16, 2017Jan. 17, 2017Jan. 18, 2017

Frames:IDAS LPS V4: 55x600" ISO800

Integration: 9.2 hours

Darks: ~18

Flats: ~20

Bias: ~50

Avg. Moon age: 19.91 days

Avg. Moon phase: 72.64%

Bortle Dark-Sky Scale: 5.00

Mean SQM: 19.50

Temperature: -3.00


Basic astrometry details

Astrometry.net job: 1416436

RA center: 6h 38' 5"

DEC center: +9° 48' 25"

Pixel scale: 2.758 arcsec/pixel

Orientation: 89.983 degrees

Field radius: 2.447 degrees


Resolution: 5314x3543

Locations: Dellbrück, Köln, NW, Germany

Description

Taken over 3 clear nights, but with terrible seeing, thus a somewhat muddy look.

Comments

Author

phtnnz
Martin Junius
License: Attribution-NonCommercial-NoDerivs Creative Commons
1121
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Cone Nebula with Christmas Tree Cluster and Surroundings (Theli v1 L=Red,RGB), 



    
        

            Martin Junius