[Ips-dhfpr] IPS Daily HF Prop Report - 21 April 11
rwc
rwc at ips.gov.au
Fri Apr 22 10:07:43 EST 2011
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 21/2330Z APRIL 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (21 APRIL)
Date T index Conditions
21 Apr 57 Normal
Flares: none.
MUFs:
Cocos Island Region:
Enhanced by 15% during local day,
Depressed by 15% at times during local night.
Niue Island Region:
Enhanced by 15% during local day,
Near predicted monthly values during local night.
Northern Australian Region:
Near predicted monthly values.
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 April: 44
2. FORECAST (22 APRIL - 24 APRIL)
Date T index Conditions MUFs
22 Apr 55 Normal near predicted monthly values
23 Apr 55 Normal Near predicted monthly values
24 Apr 55 Normal Near predicted monthly values
COMMENT: Sporadic-E and Spread-F conditions were observed at
times during 21 April which may have degraded HF conditions.
Mostly normal conditions are expected for the next few days.
Sporadic-E and Spread-F conditions are possible at times over
the next few days. There is the small chance of minor SWFs over
the next few days.
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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.
IPS Radio and Space Services email: asfc at ips.gov.au
PO Box 1386 WWW: http://www.ips.gov.au
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