[Ips-dhfpr] IPS Daily HF Prop Report - 16 February 11

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 16/2330Z FEBRUARY 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (16 FEBRUARY) 
Date   T index  Conditions    
16 Feb    44    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.0    0140UT  possible   lower  E. Asia/Aust.
  M1.1    0745UT  possible   lower  Mid East/Indian
  M1.6    1425UT  possible   lower  South American/
                                    Atlantic

MUFs:
   Cocos Island Region:
      Mostly near predicted monthly values,
      Enhanced by 35% after local dawn.
   Niue Island Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 25% 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.

Predicted Monthly T index for February:  38
2. FORECAST (17 FEBRUARY - 19 FEBRUARY)
Date   T index  Conditions       MUFs                              
17 Feb    45    Normal           near predicted monthly values 
18 Feb    20    Fair             depressed 10 to 30%/near predicted 
                                 monthly values     
19 Feb    20    Normal           depressed 10 to 30%/near predicted 
                                 monthly values    
COMMENT: Mostly normal HF conditions observed over Australian 
region during the last 24 hours with enhanced MUFs observed during 
local night for Northern AUS/Equatorial regions. Normal ionospheric 
support for Southern AUS/NZ and Antarctic regions. MUFs are at 
expected to be near predicted monthly values with enhanced conditions 
for Northern AUS/Equatorial regions over the next 24 hours. Increased 
geomagnetic activity is expected from 18Feb-19Feb with depressed 
MUFs for mid to high latitudes of 10%-30% predicited and disturbed 
conditions for high latitudes. 
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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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Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
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