[Ips-dhfpr] IPS Daily HF Prop Report - 20 May 14 issued 2330 UT on 20 May 2014

Regional Warning Centre rwc at ips.gov.au
Wed May 21 09:30:25 EST 2014


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/20 MAY 2014 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (20 MAY) 
Date   T index  Conditions    
20 May    85    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Briefly depressed by 15% 07-08UT.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 20% during local night.
      Depressed by 15% after local dawn.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Depressed by 20% during local night.
   Southern Australian and New Zealand 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      115
May      91
Jun      90


2. FORECAST (21 MAY - 23 MAY)
Date   T index  Conditions       MUFs                              
21 May    80    Normal           Near predicted monthly values
22 May    80    Normal           Near predicted monthly values    
23 May    80    Normal           Near predicted monthly values   

COMMENT: Ionospheric conditions were mostly normal with minor 
MUF depressions observed Equatorial/N Aus regions during local 
night. Expect similar conditions next three days with ionospheric 
support weakening due to low solar 10.7cm irradiance. Minor disturbances 
possible Antarctic region day three.

----------------------------------------------------------
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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tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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