[Ips-dhfpr] IPS Daily HF Prop Report - 19 November 01

rwc rwc at ips.gov.au
Tue Nov 20 10:26:31 EST 2001


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 19/2330Z NOVEMBER 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (19 NOVEMBER) 
Date   T index  Conditions    
19 Nov   121    Fair-normal    

Flares: none.

MUFs:
   Equatorial PNG Region:
      Enhanced by 15% during local day,
      Near predicted monthly values 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.
      Absorption observed late in UT day.


Predicted Monthly T index for November: 109
2. FORECAST (20 NOVEMBER - 22 NOVEMBER)
Date   T index  Conditions       MUFs                              
20 Nov   130    Fair-Normal      15% depressed at some southern 
                                 region sites, to 15% enhanced 
                                 in northern region. 
21 Nov   150    Normal           about 15% above predicted monthly 
                                 values     
22 Nov   150    Normal           about 15% above predicted monthly 
                                 values    
COMMENT: Some suthern region sites mildly depressed after local 
dawn this morning (Christchurch in particular is 25% depressed) 
Most northern region sites near to 15% above normal. Mild degradation 
in conditions due to mild overnight geomagnetic activity from 
recent CME on 17 Nov. 

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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