[Ips-dhfpr] IPS Daily HF Prop Report - 24 April 12 issued 2338 UT on 24 Apr 2012
rwc
rwc at ips.gov.au
Wed Apr 25 09:38:29 EST 2012
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/24 APRIL 2012 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (24 APRIL)
Date T index Conditions
24 Apr 76 Normal
Flares: none.
MUFs:
Cocos Island Region:
Near predicted monthly values during local day.
Depressed by 30% 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 during local day.
Depressed by 20% during local night.
Southern Australian and New Zealand Region:
Depressed by 20% during local day.
Depressed by 20% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 30% over the UT day.
PCA Event : No event.
Predicted Monthly T index for April: 81
2. FORECAST (25 APRIL - 27 APRIL)
Date T index Conditions MUFs
25 Apr 85 Normal Near predicted monthly values
26 Apr 80 Normal-fair Near predicted monthly values/depressed
10 to 20%
27 Apr 70 Normal Near predicted monthly values
COMMENT: MUFs were generally near predicted monthly values during
local daytime with some nighttime depressions in Northern regions.
Depressions observed in Southern Australia, with spread-F from
15-20UT. MUFs are expected to be around predicted monthly values
for the remainder of the forecast period with mild depressions
due to continuing geomagnetic activity.
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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
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