Latest news from the observing sections

As well as offering observing advice and producing reports on members’ observations, the SPA’s Observing Sections publish occasional news items about their field of astronomy. Here are the latest. You can read more on each Section’s individual area of this site.

  • Activity update – 16 April 2024
    by neilwaby on 17 April 2024 at 11:28

    Click on an image to enlarge. Ian Lee made this drawing through a hydrogen-alpha telescope at 08:42UT. Ian noted that “All active regions had lots of plage near them. Some interesting filaments were seen, with the bowed filament in theRead more

  • Activity update – 15 April 2024
    by neilwaby on 15 April 2024 at 21:21

    Click on an image to enlarge. John Chapman-Smith took the following white-light full-disk image at 08:41UT using an objective filter. John noted “A fair amount of activity on the Sun at this time. Some active regions in the east, AR3637Read more

  • Activity update – 14 April 2024
    by neilwaby on 14 April 2024 at 20:19

    Click on an image to enlarge. John Chapman-Smith took the following white-light image at 09:18UT using an objective filter. John noted that “A couple of active regions have appeared in the north and northeast (as yet un-numbered), and two regionsRead more

  • Activity update – 13 April 2024
    by neilwaby on 13 April 2024 at 19:22

    Click on an image to enlarge. John Chapman-Smith imaged the Sun at 13:04UT using a white-light objective filter. John noted that “Image taken through cloud and some detail may not be apparent. AR3635 may have decayed. AR3634 has developed sinceRead more

  • Activity update – 11 April 2024
    by neilwaby on 12 April 2024 at 23:07

    Click on an image to enlarge. John Chapman-Smith imaged the Sun in white light, at 08:20UT, using an objective filter. John noted “Slightly increased activity today with the development of AR3634. AR3635 is a medium spot/pore group which has nowRead more

  • Activity update – 10 April 2024
    by neilwaby on 12 April 2024 at 22:59

    Click on an image to enlarge. John Chapman-Smith took the following white-light image at 10:04UT using an objective filter. John noted that “New spot group has emerged in the north-east. All other areas appear stable.”

  • Activity update – 9 April 2024
    by neilwaby on 9 April 2024 at 21:13

    Click on an image to enlarge. John Chapman-Smith took the following white-light image at 10:46UT using an objective filter. John noted “Please note that the image was taken through drifting cloud and therefore smaller detail may not be resolved. ComparedRead more

  • Activity update – 8 April 2024
    by neilwaby on 9 April 2024 at 20:34

    Click on an image to enlarge. Ian Lee took the following white-light full-disc image at 12:48UT using Baader solar filter over a camera lens. Ian noted “Orientation is a little lop-sided, but OK as a first attempt. There is aRead more

  • Activity update – 7 April 2024
    by neilwaby on 9 April 2024 at 20:01

    Click on an image to enlarge. John Chapman-Smith imaged the Sun in white light using an objective filter at 09:15UT. John noted “Image is not great due to seeing conditions. AR3628 contains the largest spot, sporting at least a tripleRead more

  • Activity update – 5 April 2024
    by neilwaby on 6 April 2024 at 22:25

    Click on an image to enlarge. John Chapman-Smith took the following white-light image at 13:05UT using an objective filter. John noted that “Activity is picking up in the way of small spot and pore groups, such as AR3629 and anRead more