Contains: NGC 2252, NGC 2244, Rosette nebula, NGC 2239, The star 12Mon
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Rosette Nebula in BiColor narrowband and POSS-II Red and Blue

Technical card

Resolution: 2468x3248

Astrometry.net job: 409941

RA center: 97.964 degrees

DEC center: 5.005 degrees

Pixel scale: 2.874 arcsec/pixel

Orientation: 176.447 degrees

Field radius: 1.628 degrees

Locations: Observatoire personnel, Vérossaz, Valais, Switzerland

Description

Rosette nebula - NGC2239 - LRGB composition - Cannistra Bicolor - Hybrid palette - HDR - L = H-a + POSS-II Red, R = POSS-II Red, G = Synthetic Green POSS-II Red, POSS-II Blue, OIII, B = POSS-II Blue + OIII

Data from POSS-II Survey and David Lindemann

Captured 10/28/2014 with Takahashi FSQ106ED @f/3.65 387mm focal length with Apogee Alta U8300 monochrome and Astrodon H-a 5nm narrowband filter.

17 x 1200s H-a unbinned = 5h40

Captured 01/09/2013 with Takahashi FSQ106ED @f/5 530mm focal length with Apogee Alta U8300 monochrome and Astrodon OIII 5nm narrowband filter.

3 x 1200s OIII unbinned = 1h

POSS-II Survey (http://www.astro.caltech.edu/~wws/poss2.html) 9panels of 60x60 arc/min for Red and Blue data)

Canistra Bicolor Technique:http://www.starrywonders.com/bicolortechniquenew.html

Software: MaximDL to capture, calibrate, register, normalize, data reject and combine - Registar for mosaic composition - Photoshop CS5 and PixInsight for color combine and non-linear streching.

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Author

David Lindemann
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Rosette Nebula in BiColor narrowband and POSS-II Red and Blue, David Lindemann