Introduction
Sunspot Activity Notes
Solar Observing CD-ROM
Disk Drawings
Eclipses of the Sun
Glossary
Hydrogen Alpha
Sunspot Measurements
Observing the Sun
Parallactic Angle
Software
Solar Books
Stonyhurst Disks
The Sun as viewed from the Earth
Sunspot Area
Sunspot Location
Sunspot Numbers
Sunspot Trends
Transits
Useful Links

Each month a summary of sunspot activity is written and forms part of a report sent to the Solar Section of the British Astronomical Association (BAA) and to The Astronomer. Follow the links below to read a page summary of sunspot activity. The McIntosh Sunspot Group Classification is used for sunspot group descriptions.

January 2010


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February 2010


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March 2010


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April 2010

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May 2010

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June 2010

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July 2010

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August 2010

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September 2010

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November 2010

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December 2010

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Page created on 03 January 2010.