[Ips-dhfpr] IPS Daily HF Prop Report - 22 June 01

rwc rwc at ips.gov.au
Sat Jun 23 10:40:30 EST 2001


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 22/2330Z JUNE 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (22 JUNE) 
Date   T index  Conditions    
22 Jun   138    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.7    2122UT  possible   lower  East Pacific/
                                    North American
  M6.3    2222UT  probable   lower  West Pacific

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


Predicted Monthly T index for June: 118
2. FORECAST (23 JUNE - 25 JUNE)
Date   T index  Conditions       MUFs                              
23 Jun   130    Normal-fair      Near predicted monthly values 
24 Jun   130    Fair-normal      Near predicted monthly values     
25 Jun   130    Normal           Near predicted monthly values    
COMMENT: IPS HF Communications Warning 34 was issued on 23 June 
and is current for interval 23-24 June (SWFs) . Mild degradation 
possible local night hours 23 June, southern Aus/NZ region. 
Further flares and fadeouts can bex expected today as a solar
region has become flare active.

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 




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