[Ips-dhfpr] IPS Daily HF Prop Report - 04 December 12 issued 2330 UT on 04 Dec 2012
rwc at ips.gov.au
Wed Dec 5 10:30:59 EST 2012
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/04 DECEMBER 2012 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (04 DECEMBER)
Date T index Conditions
04 Dec 61 Normal
Cocos Island Region:
Briefly depressed before local dawn,
otherwise near predicted monthly values.
Niue Island Region:
Northern Australian Region:
Learmonth depressed 15-30%.
Darwin, Townsville depressed 20% before local
dawn, otherwise near predicted monthly values.
Southern Australian and New Zealand Region:
Perth depressed 15%.
Brisbane, Norfolk Island depressed 15% before
Other stations mildly depressed over the UT day
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Periods of disturbance due to weak ionisation.
PCA Event : No event.
Predicted Monthly T index for December: 81
2. FORECAST (05 DECEMBER - 07 DECEMBER)
Date T index Conditions MUFs
05 Dec 70 Normal Near predicted monthly values
06 Dec 70 Normal Near predicted monthly values
07 Dec 75 Normal Near predicted monthly values
COMMENT: MUFs were mostly slightly below predicted monthly values
due to weak solar EUV radiation. MUF depressions most evident
around local dawn at low to mid latitudes. Expect similar conditions
next three days.
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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