[Ips-whfpr] IPS Weekly Prop. Report (26 January 05)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 26/0200Z JANUARY 2005 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (19 JANUARY - 25 JANUARY)
Date   T index   Conditions        
19 Jan    4      Fair              
MUFS:
   Equatorial PNG Region:
      Depressed by 25% during local day,
      Near predicted monthly values during local night.
   Northern Australian Region:
      Depressed by 35% during local day,
      Near predicted monthly values during local night.
      Depressed by 25% after local dawn.
   Southern Australian and New Zealand Region:
      Depressed by 20% during local day,
      Depressed by 35% during local night.
   Antarctic Region (Casey/Scott Base):
      Proton event in progress, increased absorption observed.

20 Jan   60      Normal-fair       
MUFS:
   Equatorial PNG Region:
      No data available during local day,
      Enhanced by 15% during local night.
   Northern Australian Region:
      Enhanced by 15% during local day,
      Enhanced by 25% during local night.
   Southern Australian and New Zealand Region:
      Depressed by 15% during local day,
      Near predicted monthly values during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base):
      Proton event in progress, increased absorption observed.

21 Jan   55      Normal-poor       
MUFS:
   Equatorial PNG Region:
     No data available during local day,
     Enhanced by 50% during local night.
     Depressed by 25% after local dawn.
  Northern Australian Region:
     Near predicted monthly values during local day,
     Enhanced by 30% during local night.
  Southern Australian and New Zealand Region:
     Near predicted monthly values.
  Antarctic Region (Casey/Scott Base):
     Proton event in progress, increased absorption observed.

22 Jan   -6      Fair              
MUFS:
   Equatorial PNG Region:
     No data available during local day,
     Near predicted monthly values during local night.
  Northern Australian Region:
     Depressed by 15% during local day,
     Depressed by 20% during local night.
  Southern Australian and New Zealand Region:
     Depressed by 30% during local day,
     Near predicted monthly values during local night.
     Depressed by 20% after local dawn.
  Antarctic Region (Casey/Scott Base):
     No data available over the UT day.

23 Jan   19      Normal-Fair       
MUFS:
   Equatorial PNG Region:
     No data available during local day,
     Enhanced by 45% during local night.
  Northern Australian Region:
     Depressed by 20% during local day,
     Near predicted monthly values during local night.
  Southern Australian and New Zealand Region:
     Depressed by 15% during local day,
     Near predicted monthly values during local night.
  Antarctic Region (Casey/Scott Base):
     Near predicted monthly values over the UT day.

24 Jan   34      Normal            
MUFS:
   Equatorial PNG Region:
     No data available during local day,
     No data available during local night.
  Northern Australian Region:
     No data available during local day,
     No data available during local night.
  Southern Australian and New Zealand Region:
     No data available during local day,
     No data available during local night.
  Antarctic Region (Casey/Scott Base):
     Depressed by 20% over the UT day.

25 Jan   52      Normal            
MUFS:
   Equatorial PNG Region:
     Enhanced by 15% during local day,
     Enhanced by 20% during local night.
  Northern Australian Region:
     Near predicted monthly values.
  Southern Australian and New Zealand Region:
     Near predicted monthly values.
  Antarctic Region (Casey/Scott Base):
     Near predicted monthly values over the UT day.

Predicted Monthly T index for January:  32

COMMENT: Depressed regional MUFs observed 19 and 22 Jan.
2. FORECAST (26 JANUARY - 01 FEBRUARY) 
MUFS: MUFs mostly normal, depressed 15% during 29-30 Jan. No SWFs.
Propagation conditions: Fair 29-30 Jan, otherwise normal. 
T index:   45

3. OUTLOOK (02 FEBRUARY - 04 MARCH)
Moderately Degraded HF propagation conditions possible:
03-04 Feb,13-15 Feb, 17-18Feb, 25-27 Feb,02-03 Mar.

PLEASE NOTE:
At this time of the solar cycle, space weather conditions
are frequently determined by short timescale events, not
able to be forecasted a week in advance.

For an explanation of some of the terms in this report, goto
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 

IMPORTANT: This e-mail, including any attachments, may contain,confidential
or copyright information.  The views expressed in this message are those of
the individual sender, unless specifically stated to be the views of IPS.
If you are not the intended recipient, please contact the sender immediately
and delete all copies of this e-mail and attachments. Occasionally IPS sends 
email promoting IPS products and services to its mailing list customers. 
If you do not wish to receive this promotional material please email 
no-spam at ips.gov.au with the subject header:UNSUBSCRIBE"