[Ips-dhfpr] IPS Daily HF Prop Report - 28 October 13 issued 2352 UT on 28 Oct 2013

rwc rwc at ips.gov.au
Tue Oct 29 10:52:35 EST 2013


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/28 OCTOBER 2013 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (28 OCTOBER) 
Date   T index  Conditions    
28 Oct   114    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  X1.0    0203UT  probable   all    E. Asia/Aust.
  M5.1    0441UT  possible   lower  E. Asia/Aust.
  M1.4    1155UT  possible   lower  European
  M2.8    1406UT  possible   lower  South American/
                                    Atlantic
  M2.7    1501UT  possible   lower  South American/
                                    Atlantic
  M4.4    1516UT  possible   lower  South American/
                                    Atlantic
  M1.5    2057UT  possible   lower  East Pacific/
                                    North American

MUFs:
   Cocos Island Region:
      No data available.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day.
      Enhanced by 25% during local night.
      Enhanced by 25% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 25% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Sep      68
Oct      72
Nov      70


2. FORECAST (29 OCTOBER - 31 OCTOBER)
Date   T index  Conditions       MUFs                              
29 Oct   100    Normal           Near to 15% above predicted 
                                 monthly values
30 Oct   100    Normal           Near to 15% above predicted 
                                 monthly values    
31 Oct    90    Normal           Near to 15% above predicted 
                                 monthly values   

COMMENT: HF conditions are still enhanced due to high levels 
of ionising EUV flux from multiple sunspot regions. Short wave 
fadeouts possible next two days with a reasonable chance of isolated 
M and X flares from solar active regions.

----------------------------------------------------------
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 

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