This Side by Side document lists all the details of every system in an excel grid, and can be useful when you are trying to decide which telescope will bett...
Sat, 17 Mar, 2018 at 4:47 AM
March 2019 T64 BAT - Offline CCD replacement. T33 SSO - Offline CCD Icing
Sat, 9 Mar, 2019 at 12:56 PM