Fritz Helmut Hemmerich

Photographer :Fritz Helmut Hemmerich
Title :M51
Camera :CDS-5D
Location :Canary Islands, Spain
Date :25th to 26th of april 2014.
Ritchey-Chretien 2400 mm/F8, no filter, 6 images of 720 sec each, cooled at -15°, Asa mount DDM85, autoguided with adaptive optics and mount “bump”.