Superoutbursts and grazing eclipses in the dwarf nova V1227 Herculis
Profiles of the superoutbursts of the dwarf nova V1227 Herculis observed by the authors in 2012 May and September.
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Timed satellite observation for CCD imagers
By the use of a mechanical shutter in combination with the clear/expose/readout cycle of a CCD camera, multiple images of an artificial satellite or a closely passing Near Earth Object can be obtained, enabling improved astrometric positions and orbital parameters of such objects to be determined.
Read moreThomas Hinsley Astbury: from an English market town schoolroom to the internal constitution of the stars
Who was Thomas Hinsley Astbury, and why was a plaque in his honour erected in a junior school in Wallingford, England? Jeremy Shears examines the life of this English schoolteacher – and important variable star observer.
Read moreThe total solar eclipse of 2015 March 20
Details are given of the visibility of the 2015 total eclipse in Svalbard and the Faroe Islands, and the very large partial eclipse which will be seen from the British Isles,
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The amateur astronomer, then and now
Bill Leatherbarrow’s second Presidential Address explores the changes in amateur astronomy during the past 50 years, coinciding with his own membership of and activity within the British Astronomical Association.
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The crescent Venus and bright spots on the limb
A short note about the gibbous phase of the Eastern elongation of Venus in 2013 was published in the Journal.1
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Solar observing notes, 2013 December & 2014 January
2013 DecemberThe southern hemisphere continued to outperform the northern for the eighth consecutive month. A further rise in southern sunspot
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Two new supernova discoveries from the UK
Steve Fossey, a tutor at the University of London, was teaching a routine undergraduate class at UCL’s Observatory in Mill
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