Tips & tricks

27 November 2019
Configuring a proxy server in PixInsight
Nowadays, security policies in force on many (if not most) corporate networks prevent users...

18 June 2007
Maximum Movie Length For Planetary Imaging
All wonderful hi-res planetary images currently taken by many amateur astronomers worldwide are all...

18 June 2007
Calculating the actual f/ ratio of a picture
Every telescope or telephoto lens has its “magic” f/number: that is, the ratio between...




