Archives
The resignation of E.-M. Antoniadi, 1917: A century-old mystery solved.
In the BAA Journal of 1917 September came the surprise announcement that E.-M. Antoniadi had resigned the Directorship of the
Read moreAuroral activity, 2017 Feb 27 – April 28
With no coronal mass ejections and sunspot numbers only just in double figures or even at zero, all aurora sightings
Read moreFour comets on display at the 2017 BAA Winchester Weekend
For a few weeks in early April this year, four reasonably bright comets were visible from the UK (see front
Read moreFrom the President: Edinburgh Exhibition and Chester Meeting
I hope many members will have had the opportunity to observe Jupiter in recent weeks. I have enjoyed some fine
Read moreAbsolute Beginners No. 9: Using filters for visual planetary observation
Introduction Almost all telescopes today come with a set of optical filters. These are small brightly coloured disks of material
Read moreVenus at eastern elongation, 2017
Venus was well placed by the start of 2017, and is being enthusiastically followed. This brief summary goes up to
Read moreFrom the President: A penumbral lunar eclipse, and BAA ‘Observer’s Challenges’
The recent evening elongation of Venus has attracted much public attention. I lost count of the number of times that
Read moreLaunch of the BAA spectroscopy database
To cater for the recent increase in spectroscopic capability and interest within the amateur community, on 2016 November 15 the
Read moreAuroral activity, 2016 Oct 20–Dec 25
With no coronal mass ejections and sunspot numbers only just in double figures or at zero, all the aurora sightings
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