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Milky Way
Observatory
Galaxies
Rosette
Nebula
in Ha
Dates:  January 8, 2011 and February 22, 2011.

Camera: SBIG STX16803 (Jan. 8) and STL11000M (Feb. 22)
Filters:  AstroDon Ha filter.
Camera control software:  CCDSoft

Telescope:  AP155EDF at f/7.6 (Jan. 8) and f/5.4 (Feb. 22).
Telescope control software:  TheSky6 and TheSkyX
Mount:  Paramount ME (MKS 4000)

Subexposures:
5 hours total Ha: 4 x 30 min Jan. 8 and 6 x 30 min Feb. 22.
Guiding/adaptive optics:  self guided
Camera temperature:  -20C

Conditions: passing clouds.
Processing: CCDStack2 and Photoshop CS5.
Click image above for larger size, click here for largest, with some
contrast adjustment.

Below is a close-up of the region containing the Rosette HH1
protostellar jet and other objects. Click
here for more information.