Two frame mosaic of the Orion sword area including the Orion nebula (M42) and the Horse Head nebula (IC434). Image shown at 25 % of the original size
Equipment: Takahashi FSQ106 scope. ASA DDM85 mount. SBIG STL11000 camera. Narrowband filters (SII; H alpha, and OIII)
Location: Pozuelo (Madrid)
Date: January and february 2011
Exposure: 24 hours, 48 unguided subexposures of 30 minutes
Each subexposure of 30 minutes was obtained without guiding using the ASA DDM85 mount and Autoslew software.
The Hubble color palette was employed for depicting the image: the SII image for the red channel, the H alpha image for the green channel, and the OIII image for the blue channel
A bigger size image at 50% of the original size is shown in the link below