Sections – Page 19 – British Astronomical Association

Telescope Making

Three-part article about the different types of Equatorial Platforms, how they work and how to build them by Martin Lewis.

We are now just a short time before opposition. First I want to draw your attention to the occultation of

The 2023 Deep Sky Section meeting will be held at Bedford School, Bedford. You can book your place here on

Originally published as ‘Atmospheric dispersion, Part II: Orientation & adjustment’, BAA Journal Vol 131, No. 6, Dec 2021, E&T section,

Originally published as ‘Atmospheric dispersion, Part 1: Problem & Solution’, BAA Journal Vol 131, No. 5, Oct 2021, E&T section,

This update covers the period immediately following the recent large regional dust storm, and is complete up till about October

Unfortunately I’ve not had any opportunities to do deep sky observing from our new home in Orkney. Telescopes still need

Jupiter in 2022/23: Report no.3 (2022 Oct.31) by John Rogers (BAA) & Shinji Mizumoto (ALPO-Japan), with results from the JUPOS

Here’s a report on the PJ45 Jupiter images, in our usual style. Highlights include: –A 6-hour sequence of inbound images,

This account, intended to describe the large regional dust storm, covers the period Sep 21 to Oct 3, and slightly