[Ips-dhfpr] IPS Daily HF Prop Report - 29 December 11 issued 2347 UT on 29 Dec 2011

rwc rwc at ips.gov.au
Fri Dec 30 10:47:29 EST 2011


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 29/2330Z DECEMBER 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (29 DECEMBER) 
Date   T index  Conditions    
29 Dec   125    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.9    1350UT  possible   lower  European
  M2.0    2152UT  possible   lower  East Pacific/
                                    North American

MUFs:
   Cocos Island Region:
      No data.
   Niue Island Region:
      Enhanced by 20% during local day.
      Enhanced by 30% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 35% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 20% during local day.
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Predicted Monthly T index for December:  71
2. FORECAST (30 DECEMBER - 01 JANUARY)
Date   T index  Conditions       MUFs                              
30 Dec   110    Normal           Near predicted monthly values
31 Dec   120    Normal           About 20% above predicted monthly 
                                 values    
01 Jan   120    Normal           About 20% above predicted monthly 
                                 values   

COMMENT: Mostly normal HF conditions were observed today with 
periods of MUF enhancements. Similar conditions may be expected 
over the next 3 days. Minor degradation in HF conditions is possible 
at high latitudes due to the increased geomagnetic activity.

----------------------------------------------------------
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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Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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