[Ips-dhfpr] IPS Daily HF Prop Report - 25 May 11
rwc
rwc at ips.gov.au
Thu May 26 09:33:30 EST 2011
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 25/2330Z MAY 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (25 MAY)
Date T index Conditions
25 May 33 Normal
Flares: none.
MUFs:
Cocos Island Region:
Depressed by 15% during local day,
Depressed by 20% during local night.
Depressed by 20% after local dawn.
Niue Island Region:
Near predicted monthly values during local day,
Depressed by 20% during local night.
Depressed by 25% after local dawn.
Northern Australian Region:
Depressed by 20% during local day,
Depressed by 15% 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.
Predicted Monthly T index for May: 49
2. FORECAST (26 MAY - 28 MAY)
Date T index Conditions MUFs
26 May 35 Normal near predicted monthly values/depressed
10 to 20%
27 May 35 Normal-fair near predicted monthly values/depressed
20 to 30%
28 May 30 Normal-fair near predicted monthly values/depressed
20 to 30%
COMMENT: MUFs were around predicted monthly values with depressed
periods of up to 20% at low latitudes over the last 24 hours.
Similar conditions are expected for the next three days with
the possibility of minor to mild degradations at mid-high latitudes
on 27-28May due to expected increase in 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.
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