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Solar Eclipse Conference 2025
From 13 to 15 June, the Belgian (Flemish) Society for Astronomy (Vereniging Voor Sterrenkunde or VVS) together with the Institute
Read moreSolar Animations
Some animations created by members of various types of solar activity are too large to be added to the Solar
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Solar Section Zoom Meeting
The BAA Solar Section will be holding a Zoom meeting on Friday 24th November at 7:30pm (UK time). There will
Read moreWilson Effect Observer’s Challenge
Introduction As sunspots progress towards the limb their appearance becomes foreshortened. However, for some sunspots, the width of the penumbra
Read moreWhite Light Flare & Dynamic Sun Challenges
Two challenges were set during the Solar Section Meeting in 2023 February: – White light flares. With more complex sunspot
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Solar Section Meeting 2023
The BAA Solar Section’s 2022 meeting will be held as a Zoom webinar on Saturday 18th February 2022. To join
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Solar Section Publications
The Solar Section has a monthly Newsletter containing observer’s observations such as daily number of groups and sunspots numbers or images
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Magnetic Observations
The plots below shows the magnetic field strength variations as recorded by Stuart Green in Preston, Lancashire, UK. Stuart explains
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