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Archives

Mars Antoniadi

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

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whipps aurora

Auroral 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

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Comet 41P

Four 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

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city observatory

From 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

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Absolute 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

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127-2 venus teaser

Venus at eastern elongation, 2017

Venus was well placed by the start of 2017, and is being enthusiastically followed. This brief summary goes up to

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127-2 eclipse small

From 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

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127-1 spectrum

Launch 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

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aurora

Auroral 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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127-1 delarue

Newly discovered planetary drawings by Warren de la Rue and others

In the 2015-’16 Report of the Council (Journal, 126(5), 298 (2016)) the Archivists mentioned a donation from the family of

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