[Ips-dhfpr] IPS Daily HF Prop Report - 17 July 10

rwc rwc at ips.gov.au
Sun Jul 18 09:30:26 EST 2010


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 17/2330Z JULY 2010 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (17 JULY) 
Date   T index  Conditions    
17 Jul    10    Fair-normal    

Flares: none.

MUFs:
   Cocos Island Region:
      Mostly 15-35% depressed.
   Niue Island Region:
      Mostly 15-30% depressed. Sporadic E observed 13-17 UT
      and some night spread F.
   Northern Australian Region:
      Mostly 10-25% depressed. Sporadic E observed at Darwin
      09-21 UT and Townsville 07-12 UT. Spread F observed at
      Townsville 13-20 UT.
   Southern Australian and New Zealand Region:
      Mostly 20% depressed 00-07 UT, then near predicted
      monthly values to 20% enhanced. Night spread F
      observed at all stations.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values with occasional
      depressions to 20%.

PCA Event : No event.

Predicted Monthly T index for July:  27

2. FORECAST (18 JULY - 20 JULY)
Date   T index  Conditions       MUFs                              
18 Jul    10    Fair-normal      Near predicted monthly values 
                                 to 25% depressed. 
19 Jul    10    Fair-normal      Near predicted monthly values 
                                 to 25% depressed.     
20 Jul    10    Fair-normal      Near predicted monthly values 
                                 to 25% depressed.    

COMMENT: Spread F may degrade night circuits. 

----------------------------------------------------------
For an explanation of some of the terms in this report, go to
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"





More information about the ips-dhfpr mailing list