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The UKSSDC/WDC publishes regular bulletins of various ionospheric and geophysical
- Ionospheric Indices of Solar Activity
- Monthly and quarterly
giving values of the ionospheric indices IG and IF2.
- Provisional Solar-geomagnetic Indices
- Monthly bulletin
giving daily and monthly mean values of the sunspot number measured at Boulder,
the Solar 10.7 cm Radio Flux measured at Ottawa and provisional daily Ap
values issued by SEC, Boulder.
- Resending of daily URSIGRAM
message from Solar Influences Data analysis Center, Brussels.
- Resending of daily
Solar Daily Forecast and
Solar Geophysical Activity
Summary reports issued by SEL, Boulder.