Alan Snook’s Arp Observing Log Part 1
Alan Snook’s Arp observing logs are now being hosted here at sekas.co.uk – take a look!
The Wonder of Double Stars
An article introducing double stars, with a few example of good doubles to start out with, and some advice on scopes to use.
The Telrad – A Video Introduction
A quick introduction to that lovely black box, the Telrad.