Recording of ‘sprites’ by video meteor detection cameras
This paper describes a series of ‘sprites’ serendipitusly recorded by video cameras operated by members of the BAA meteor section
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The Waverton long pendulum experiment, 2009-2012
In 1851 Jean Leon Foucault demonstrated a proof that the Earth turns on its axis, by swinging a long (67m) free pendulum from the roof of the Pantheon in Paris. This paper describes attempts started in 2009 in a rural Cheshire church to repeat that experiment, and what those attempts revealed.
Read moreThe British Astronomical Association and the Great War of 1914-1918
Marking the centenary of the outbreak of the First World War, this paper considers the effect of the war on the BAA and pays tribute to some of its members who were involved in the conflict.
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Comet 29P/Schwassmann−Wachmann: Three outbursts now successfully predicted
This is a follow-up to my article published in the 2013 August issue of the Journal (Vol.123(4), 229-230) on the
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Observations of (241) Germania occultation on 2014 April 18
This 184 km diameter asteroid was predicted to occult an 11.8 magnitude star in Gemini, 2UCAC 38779497, on Friday 2014
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The Ring and the Dumbbell − two favourite planetary nebulae
The summer months are not the best for challenging deep sky observing, so it’s a good time to return to
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