[Ips-dhfpr] IPS Daily HF Prop Report - 12 April 02

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 12/2330Z APRIL 2002 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (12 APRIL) 
Date   T index  Conditions    
12 Apr   162    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.4    1310UT  possible   lower  European
  M4.3    1804UT  possible   lower  East Pacific/
                                    North American

MUFs:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 40% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 20% during local day,
      Enhanced by 40% during local night.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 40% over the UT day.


Predicted Monthly T index for April: 113
2. FORECAST (13 APRIL - 15 APRIL)
Date   T index  Conditions       MUFs                              
13 Apr   160    Normal-Fair      10 to 20% above predicted monthly 
                                 values 
14 Apr   130    Normal-Fair      near predicted monthly values/depressed 
                                 10 to 15%     
15 Apr   130    Normal           depressed 10 to 15%/near predicted 
                                 monthly values    
COMMENT: IPS HF Communications Warning 12 was issued on 11 April 
and is current for interval 13-14 April. Anticipated geomagnetic 
activity has yet to eventuate. Enhanced MUFs now expected for 
today. 

IPS Radio and Space Services      | email: asfc at ips.gov.au
PO Box 1386                       | WWW: http://www.ips.gov.au/asfc
Haymarket NSW 1240  AUSTRALIA     | FTP: ftp://ftp.ips.gov.au/users/asfc/ 
tel: +61 2 9213 8010              | fax: +61 2 9213 8060