7
1373 days ago
the Sun in blue Ca-K-Light taken with a Coronado PST telescope and a adapted Sony DSC-H3 06.03.2011 13:03 UTC with some sunspots
location:Bern/Switzerland
Software-Development,Software-Architecture,amateurradio, amsat VHF/UHF-satellite technology up and downlink, amateurastronomy and photography
7
1373 days ago
the Sun in blue Ca-K-Light taken with a Coronado PST telescope and a adapted Sony DSC-H3 06.03.2011 13:03 UTC with some sunspots
location:Bern/Switzerland
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