[Ips-dhfpr] IPS Daily HF Prop Report - 27 May 11
rwc
rwc at ips.gov.au
Sat May 28 09:48:48 EST 2011
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 27/2330Z MAY 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (27 MAY)
Date T index Conditions
27 May 43 Normal
Flares: none.
MUFs:
Cocos Island Region:
Mostly near predicted monthly values,
Depressed by 25% after local dawn.
Niue Island Region:
Depressed by 30% during local day,
Depressed by 15% during local night.
Northern Australian Region:
Near predicted monthly values during local day,
Depressed by 25% during local night.
Southern Australian and New Zealand Region:
Depressed by 15% during local day,
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
PCA Event : No event.
Predicted Monthly T index for May: 49
2. FORECAST (28 MAY - 30 MAY)
Date T index Conditions MUFs
28 May 35 Normal near predicted monthly values/depressed
20 to 30%
29 May 40 Normal near predicted monthly values/depressed
10 to 20%
30 May 40 Normal near predicted monthly values/depressed
10 to 20%
COMMENT: Minor depressed periods were observed at low latitudes
over the previous 24 hours. Slightly enhanced periods observed
for mid latitudes over the UT day. Depressed MUFs observed for
high latitudes with disturbed conditions during the latter half
of the UT day coinciding with increased geomagnetic activity.
Minor to moderate MUFs depressions may be expected across Aus/NZ
regions for the next 3 days due to the expected rise 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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