Image of the day

Captured by
Douglas Rollain

M20 Trifid Nebula in LRGBHa

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My Rosette image

My Rosette


Acquisition Details
  • Number of frames:
  • FPS:
  • Focal length:
  • CMI/CMII/CMIII:
Description

The h-alpha luminance is a mosaic of 9 subframes, taken from the Mt. Etna the Feb 23th 2004 with the FS-128; the RGB is a mosaic of 4 subframes, taken from Franchetto the Mar 12th 2005 with my new FSQ-106. The total exposure time is 300 minutes. More details available on http://www.astrogb.com/ngc2244color.htm