PTS 發表於 2015-1-1 22:34:27

My 155th day of solar observation in 2014

2014 is a very fruitful year:
Total days of observation: 155
Total number of images taken: ~675,000
Data size : ~2.5 TB

Telescope: AP Starfire EDT 155 mm f/9.
stopped to 50 mm for disc images, with 4X telecentric lens (f/36) for closeups
filter: Solar Spectrum SO1.5/0.3A with CERF prefilter
Camera: Imperx 4M15
North is up, and east to the left.
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