[Ips-dhfpr] IPS Daily HF Prop Report - 15 April 02

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 15/2330Z APRIL 2002 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (15 APRIL) 
Date   T index  Conditions    
15 Apr   156    Normal-fair    

Flares    Max     Fadeout    Freq.  Sectors
 M3/SF    0014UT  confirmed  lower  West Pacific
 M1/SF    0355UT  confirmed  lower  E. Asia/Aust.
 M1/--    2326UT  possible   lower  West Pacfic


MUFs:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 20% during local night.
   Northern Australian Region:
      Enhanced by 15-40%.
   Southern Australian and New Zealand Region:
      Enhanced by 20-30%.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 25% over the UT day.


Predicted Monthly T index for April: 113
2. FORECAST (16 APRIL - 18 APRIL)
Date   T index  Conditions       MUFs                              
16 Apr   160    Normal           10 to 20% above predicted monthly 
                                 values 
17 Apr   140    Fair-Poor        initially enhanced 10-15%/depressed 
                                 10-15%     
18 Apr   100    Fair             depressed 10-15% to near normal.    
COMMENT: IPS HF Communications Warning 13 was issued on 14 April 
and is current for interval 14-16 April (SWFs) . Mild degradation 
observed local night hours. Mild depression may be experienced 
southern Aus/NZ region. Shortwave fadeouts can be expected again
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