M51 at f/4.9 cropped
Image Data : Total exp.= 5.3 hours.
L:R:G:B:= 162: 52: 52: 52: min.
Location: MonteVenere Observatory.
Monzuno, Bologna, Italy
elevation 431 meters
Equipment:
Ceravolo 300 Astrograph at f/4.9,
Mathis MI-500G German Mount
Camera:
Apogee U8300 with Astrodon filters
Software used:
MaxIm DL, Photoshop CS4
Image Aquisition and Processing:
Michele Brusa
Larger jpeg image - 860 KB
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