British Astronomical Association

Supporting amateur astronomers since 1890

Solar Section Tutorials

Our Star – The Sun

Determining the Quality Number of a Sunspot Group

Solar Observing

Spectral Lines in the Sun

How to Construct a Solar Projection Box

To return to the Solar Section home page. Please select Here

  • Spectral Lines in the Sun
  • How to Construct a Solar Projection Box
  • Spiders Web Graticule
  • Prominence Latitude
  • Nick Howes - Telescope set-up
    • The British Astronomical Association supports amateur astronomers around the UK and the rest of the world. Find out more about the BAA or join us.