[Ips-dhfpr] IPS Daily HF Prop Report - 15 May 15 issued 2330 UT on 15 May 2015

[Regional Warning Centre]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/15 MAY 2015 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (15 MAY) 
Date   T index  Conditions    
15 May   103    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced by 40% during local day.
      Enhanced by 20% during local night.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Apr      101
May      90
Jun      88


2. FORECAST (16 MAY - 18 MAY)
Date   T index  Conditions       MUFs                              
16 May   100    Normal           Near predicted monthly values
17 May   100    Normal           Near predicted monthly values    
18 May    80    Normal-fair      Depressed 10 to 20%/near predicted 
                                 monthly values   

COMMENT: Significant MUF enhancements were observed at Cocos 
Island. Elsewhere over the last 24 hours, MUFs were near monthly 
predicted values. MUFs are expected to be near monthly predicted 
values on 16-17 May, with depressions on 18-May due to likely 
geomagnetic disturbance.

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For an explanation of some of the terms in this report, go to
http://www.ips.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.

IPS Radio and Space Services        email: asfc at ips.gov.au
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