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                              Rosette Nebula, NGC 2237                             

 

 

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Click here for a 1/2 resolution view, 2008 x 2008 pixels, 2.3 MB.

Click here for a full resolution view, 4016 x 4016 pixels, 8.4 MB.

 

Image Information

 

Object

Rosette Nebula, NGC 2237
Coordinates RA 06 33 11  DEC 04 57 31 PA=0
Imaging by Greg Morgan
Date(s) January and February 2008

Optics

RCOS 12.5 inch f/9 Ritchey-Chrétien with a 2,857mm focal length

Mount

Paramount ME

Camera

Apogee U16M

Guiding

Off-axis with the Astrodon Monster MOAG and SBIG ST-402XM

Field Scale

0.64 arcseconds / pixel

FOV

43' x 43' (98% of FOV) North is up and East is to the right.

Chip Temp

-25 C

Filter(s)

Astrodon 5nm Ha, OIII, SII 50mm square 90+% Transmittance

Location

Sierra Remote Observatories, Shaver Lake California 4,610 feet

Exposure(s)

Ha 8 x 1800 , OIII 24 x 1800, SII 8 x 1800 seconds (20 Hours Total)

Binning

1x1

Camera control

MaxIm DL 4 / CCDAutopilot 3

Processing software

CCDStack, Photoshop CS2

Image notes

Thanks to all who helped me with processing tips.  I really appreciate it.
 
 
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