[Ips-whfpr] IPS Weekly Prop. Report (07 March 12) issued 0156 UT on 07 Mar 2012

rwc rwc at ips.gov.au
Wed Mar 7 12:56:59 EST 2012


SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 07/0200Z MARCH 2012 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (29 FEBRUARY - 06 MARCH)
Date   T index   Conditions        
29 Feb   72      Fair-normal       
MUFS:
   Cocos Island Region:
      Mostly near predicted monthly values. Depression to 25%
      at 23 UT.
   Niue Island Region:
      Mostly near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values. Depressions to 25% observed
      at Norfolk Is. 00-14 UT.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 25% depressed.

01 Mar   76      Normal-fair       
MUFS:
   Cocos Island Region:
      Near predicted monthly values with enhancements to 35%
      07-18 UT.
   Niue Island Region:
      No data.
   Northern Australian Region:
      Near predicted monthly values. Depressions to 20% at
      Darwin 18-21 UT.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values. Depressions to 20% from
      about 19 UT and at Norfolk Is. 03-06 UT.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values.

02 Mar   54      Fair-normal       
MUFS:
   Cocos Island Region:
      Near predicted monthly values with enhancements to 
      20% 00, 06-10 UT and depressions to 20% 17-19 UT.
   Niue Island Region:
      Enhanced to 30% 00-07, 16-18 UT. Near predicted
      monthly values with depressions to 20% 11-12 UT.
   Northern Australian Region:
      Near predicted monthly values with depressions to
      20% 08-21 UT at Townsville.
   Southern Australian and New Zealand Region:
      Mostly depressed 10 to 30%.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 30% depressed.

03 Mar   50      Fair-normal       
MUFS:
   Cocos Island Region:
      Near predicted monthly values with depressions to 30%
      14-20 UT.
   Niue Island Region:
      Near predicted monthly values. Enhancements to 30%
      02-06 UT.
   Northern Australian Region:
      Near predicted monthly values. Depressions to 20%
      11-17 UT at Darwin and 07-17 UT at Townsville.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values to 20% depressed.
      Depressions to 30% observed at Hobart and Western
      Australian stations.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly 10-30% depressed. Blanketing sporadic E
      observed during night hours.

04 Mar   51      Fair-normal       
MUFS:
   Cocos Island Region:
      Near predicted monthly values with depressions to
      40% 14-19 UT then depressions to 20%.
   Niue Island Region:
      Near predicted monthly values with depressions to
      25% 07-13 UT.
   Northern Australian Region:
      Near predicted monthly values with depressions to
      25% 03-17 UT.
   Southern Australian and New Zealand Region:
      Near predicted monthly values with depressions to
      20%  mostly 03-18 UT. Depressions to 30% at Canberra
      Sydney and Hobart 00-09 UT.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly 10-25% depressed.

05 Mar   72      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
   Niue Island Region:
      Enhanced by 20% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

06 Mar   61      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 30% during local night.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Depressed by 15% over the UT day.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Depressed by 15% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 20% over the UT day.

Predicted Monthly T index for March:  81

2. FORECAST (07 MARCH - 13 MARCH) 
MUFS: briefly depressed after local dawn on 7 Mar
MUFs near predicted monthly values on other days.

Propagation conditions: Fair on 7 Mar. Otherwise normal. SWFs probable early in
week.

T index: 81


3. OUTLOOK (14 MARCH - 13 APRIL)
Degraded HF propagation conditions possible:
No significant degraded periods expected.

PLEASE NOTE:
Space weather conditions can frequently be determined by short 
timescale events that cannot be forecast a week in advance,
particularly at solar maximum.

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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