Propagation

This webpage updated 2017 April 25th 01:19 UTC

Propagation items and news:

Geophysical Alert Message wwv.txt

Issued 2017 Apr 25 0000 UTC

Solar-terrestrial indices for 24 April follow.

Solar flux 80 and estimated planetary A-index 20.

The estimated planetary K-index at 0000 UTC on 25 April was 3.

Space weather storms were observed for the past 24 hours.

Space weather for the next 24 hours is predicted to be minor. Geomagnetic storms reaching the G1 level are likely.

Data courtesy of the Space Weather Prediction Centre

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Solar Region Summary (Sunspots visible on the solar disc)

Issued 2017 Apr 25 0030 UTC

Regions with Sunspots.  Locations Valid at Apr 24/2400Z

Region Nmbr.......Location......Area........Mag Type

2651.................N11W09.......0110........Alpha

2652.................N13E01.......0010........Beta

2653.................S08E34.......0090........Alpha

xxxx.................xxxxxx.......xxxx........xxxxx

 

 

 

 

Data courtesy of the Space Weather Prediction Centre

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StratWarm:

Stratospheric warming - possibly has an effect on HF propagatiion.

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Feedback please to chairman at smrcc.org.uk