Propagation

This webpage updated 2017 May 18th  09:44 BST

Propagation items and news:

GB3WES 5,290 kHz

Spaceweather data updated 18:06 BST

Geophysical Alert Message wwv.txt

Issued 2017 May 22 1500 UTC

Solar-terrestrial indices for 21 May follow.

Solar flux 74 and estimated planetary A-index 9.

The estimated planetary K-index at 1500 UTC on 22 May was 3.

No space weather storms were observed for the past 24 hours.

No space weather storms are predicted for the next 24 hours.

Data courtesy of the Space Weather Prediction Centre

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Solar Region Summary (Sunspots visible on the solar disc)

Issued 2017 May 22 0030 UTC

Regions with Sunspots.  Locations Valid at May 21/2400Z

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

2656.................N11W06.......0020........Alpha

2658.................S07W05.......0010........Alpha

2659.................N14E26.......0040.........Beta

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