billyharris72

Just moved to S Wales

By billyharris72, November 16, 2016 in Topics

Autoguiding on Linux with Opticstar PX125C

By billyharris72, November 1, 2016 in Discussions - Software

• linux
• guiding

Benefits of goto? 1 2

By billyharris72, August 29, 2016 in Getting Started General Help and Advice

Question about Star Analyzer

By billyharris72, August 29, 2016 in Radio Astronomy and Spectroscopy

Core collapse confusion

By billyharris72, July 4, 2016 in Physics, Space Science and Theories

• supernovae

Petition to regulate light pollution 1 2 3 4 35

By billyharris72, May 11, 2016 in The Astro Lounge

Thoughts on a compact tripod for ST80

By billyharris72, June 12, 2016 in Discussions - Mounts

• tripod
• mount

How do we know luminosity of a star from its spectral class

By billyharris72, April 21, 2016 in Physics, Space Science and Theories

Does anyone have experience of Strathspey 15 x 60s?

By billyharris72, March 19, 2016 in Discussions - Binoculars

Problem with collimation - suggestions needed

By billyharris72, March 17, 2016 in Getting Started Equipment Help and Advice

Last night I learned a lesson and saved some money....

By billyharris72, March 8, 2016 in Getting Started With Observing

UFO near Mars. Any ideas?

By billyharris72, February 19, 2016 in Getting Started With Observing

First attempt: trouble with CA on M45

By billyharris72, January 11, 2016 in Getting Started With Imaging