[Ips-dhfpr] IPS Daily HF Prop Report - 21 January 11

rwc rwc at ips.gov.au
Sat Jan 22 10:37:29 EST 2011


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 21/2330Z JANUARY 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (21 JANUARY) 
Date   T index  Conditions    
21 Jan     2    Poor-normal    

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values with depressions to 45%
      10-22 UT.
   Niue Island Region:
      Near predicted monthly values with depressions to 45%
      06, 12-17 and 20-22 UT.
   Northern Australian Region:
      Near predicted monthly values with depressions to 30%
      01, 11-22 UT. No data from Townsville.
   Southern Australian and New Zealand Region:
      Near predicted monthly values with depressions to 25%
      01-07, 11-16 UT at Brisbane, depressions to 20% 06-09
      UT at Sydney and 01, 08-10 UT at Hobart and
      depressions to 30% 13-17 and 20-21 UT at Perth.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values with depressions to 35%
      14-17 UT at Macquarie Is. and depressions to 20% 02-03,
      09-20 UT at Mawson.

PCA Event : No event.

Predicted Monthly T index for January:  37
2. FORECAST (22 JANUARY - 24 JANUARY)
Date   T index  Conditions       MUFs                              
22 Jan    20    Fair-normal      Near predicted monthly values 
                                 to 20% depressed. 
23 Jan    10    Fair-normal      Near predicted monthly values 
                                 to 30% depressed.     
24 Jan    15    Fair-normal      Near predicted monthly values 
                                 to 20% depressed.    
COMMENT: IPS HF Communications Warning 8 was issued on 21 January 
and is current for interval 22-24 January. Occasional seasonal 
sporadic E may degrade communications. 

----------------------------------------------------------
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
PO Box 1386                         WWW: http://www.ips.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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