Contains: NGC 2252, NGC 2244, Rosette nebula, NGC 2239, The star 12Mon
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Bi-colour Rosette (NGC 2239)

Technical card

Resolution: 2593x3749

Dates: Dec. 26, 2013

Frames: 20x1800"

Integration: 10.0 hours

Avg. Moon age: 23.04 days

Avg. Moon phase: 40.54%

Astrometry.net job: 150843

RA center: 98.002 degrees

DEC center: 4.954 degrees

Pixel scale: 1.732 arcsec/pixel

Orientation: 30.979 degrees

Field radius: 1.096 degrees

Description

NGC 2239, The Rosette Nebula.
Imaged here with 7nm Ha and 6nm Oiii filters, and combined to bring out the various aspects of the nebula.

Comments

Author

Tim Jardine
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Bi-colour Rosette (NGC 2239), Tim Jardine