[Ips-dhfpr] IPS Daily HF Prop Report - 18 March 13 issued 2330 UT on 18 Mar 2013
Regional Warning Centre
rwc at ips.gov.au
Tue Mar 19 10:30:18 EST 2013
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/18 MARCH 2013 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (18 MARCH)
Date T index Conditions
18 Mar 20 Poor-fair
Cocos Island Region:
Depressed by 25% during local day.
Depressed by 30% during local night.
Niue Island Region:
Near predicted monthly values.
Northern Australian Region:
Depressed by 30% during local day.
Depressed by 20% during local night.
Southern Australian and New Zealand Region:
Depressed by 45% during local day.
Depressed by 35% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
PCA Event : No event.
Predicted Monthly T index for March: 69
2. FORECAST (19 MARCH - 21 MARCH)
Date T index Conditions MUFs
19 Mar 50 Normal About 10% below predicted monthly
20 Mar 60 Normal Near predicted monthly values
21 Mar 70 Normal Near predicted monthly values
COMMENT: IPS HF Communications Warning 5 was issued on 17 March
and is current for 18-19 Mar. HF propagation conditions were
strongly depressed at most latitudes throughout 18th March but
have been trending to near normal conditions at most stations
throughout the night and early morning. Depressed conditions
and short wave fadeouts are still possible on the 19th March.
Near normal MUF values are expected on 20th and 21st March.
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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