[Ips-dhfpr] IPS Daily HF Prop Report - 20 May 12 issued 2349 UT on 20 May 2012

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/20 MAY 2012 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (20 MAY) 
Date   T index  Conditions    
20 May    77    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Predicted Monthly T index for May:  79


2. FORECAST (21 MAY - 23 MAY)
Date   T index  Conditions       MUFs                              
21 May    80    Normal           Near predicted monthly values
22 May    70    Normal-fair      About 15% below predicted monthly 
                                 values    
23 May    75    Normal           Near predicted monthly values   

COMMENT: Mostly normal HF conditions were observed today on most 
locations with isolated periods of minor enhancements at low 
latitudes. Sporadic E and Spread F conditions were observed at 
times during 20 May wich may have degraded HF conditions. Mostly 
normal HF conditions may be expected for the next three days 
with some possibility of minor degradations on 22 May, S Aus 
/ NZ / Antarctic regions most likely to be affected.

----------------------------------------------------------
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. 
To unsubscribe from an IPS mail list either send an email to 
"MAIL_LIST"-leave at ips.gov.au or go to
http://listserver.ips.gov.au/mailman/listinfo/"MAIL_LIST".
Information about training can be obtained from
http://listserver.ips.gov.au/mailman/listinfo/ips-training.
General information is available from
http://listserver.ips.gov.au/mailman/listinfo/ips-info.