[Ips-dhfpr] IPS Daily HF Prop Report - 20 May 14 issued 2330 UT on 20 May 2014
Regional Warning Centre
rwc at ips.gov.au
Wed May 21 09:30:25 EST 2014
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/20 MAY 2014 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 85 Normal
Flares: none.
MUFs:
Cocos Island Region:
Near predicted monthly values during local day.
Briefly depressed by 15% 07-08UT.
Niue Island Region:
Near predicted monthly values during local day.
Depressed by 20% during local night.
Depressed by 15% after local dawn.
Northern Australian Region:
Near predicted monthly values during local day.
Depressed by 20% 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.
Monthly T index:
Month T index
Apr 115
May 91
Jun 90
2. FORECAST (21 MAY - 23 MAY)
Date T index Conditions MUFs
21 May 80 Normal Near predicted monthly values
22 May 80 Normal Near predicted monthly values
23 May 80 Normal Near predicted monthly values
COMMENT: Ionospheric conditions were mostly normal with minor
MUF depressions observed Equatorial/N Aus regions during local
night. Expect similar conditions next three days with ionospheric
support weakening due to low solar 10.7cm irradiance. Minor disturbances
possible Antarctic region day three.
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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.
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