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Contains:  NGC 2239, NGC 2244, NGC 2252, Rosette nebula, The star 12Mon
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Rosette Nebula  NGC 2244, 


            Peter Webster
Rosette Nebula  NGC 2244
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Rosette Nebula NGC 2244

Technical card

Imaging telescopes or lenses:SkyWatcher Esprit-80ED f/5

Imaging cameras:QHY9M

Mounts:SkyWatcher Neq 6 Pro Synscan


Dates:Jan. 21, 2017

Frames: 11x1200"

Integration: 3.7 hours

Avg. Moon age: 23.54 days

Avg. Moon phase: 35.40%

Basic astrometry details job: 2329692

RA center: 6h 31' 50"

DEC center: +5° 0' 32"

Pixel scale: 4.413 arcsec/pixel

Orientation: 308.430 degrees

Field radius: 1.467 degrees

Resolution: 1904x1450

Locations: Home Observatory, NESTON, WIRRAL, United Kingdom

Data source: Backyard


The Rosette Nebula is a large spherical H II region located near one end of a giant molecular cloud in the Monoceros region of the Milky Way Galaxy. The open cluster NGC 2244 is closely associated with the nebulosity, the stars of the cluster having been formed from the nebula's matter. The Rosette Nebula has an apparent magnitude of 9.0.

Distance to Earth: 5,219 light years
Radius: 65 light years
Coordinates: RA 0h 26m 15s | Dec +4° 59′ 54″
Constellation: Monoceros
Designations: SH 2-275, CTB 21, Caldwell 49



Peter Webster
License: None (All rights reserved)

Sky plot

Sky plot


Rosette Nebula  NGC 2244, 


            Peter Webster