[Ips-dhfpr] IPS Daily HF Prop Report - 24 August 15 issued 2351 UT on 24 Aug 2015
rwc
rwc at ips.gov.au
Tue Aug 25 09:51:44 EST 2015
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/24 AUGUST 2015 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (24 AUGUST)
Date T index Conditions
24 Aug 41 Normal
Flares Max Fadeout Freq. Sectors
M5.6 0733UT possible lower Mid East/Indian
MUFs:
Cocos Island Region:
Depressed by 15% during local day.
Depressed by 45% during local night.
Niue Island Region:
Near predicted monthly values during local day.
Depressed by 30% during local night.
Northern Australian Region:
Depressed by 20% during local day.
Depressed by 35% during local night.
Depressed by 20% after local dawn.
Southern Australian Region:
Depressed by 25% during local day.
Depressed by 30% during local night.
Depressed by 20% after local dawn.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Jul 60
Aug 80
Sep 78
2. FORECAST (25 AUGUST - 27 AUGUST)
Date T index Conditions MUFs
25 Aug 40 Normal 15 to 20% below predicted monthly
values
26 Aug 45 Normal 15 to 20% below predicted monthly
values
27 Aug 50 Normal Depressed 15%/near predicted
monthly values
COMMENT: IPS SWF HF Communications Warning 39 was issued on 22
August and is current for 23-25 Aug. IPS HF Communications Warning
40 was issued on 24 August and is current for 24-26 Aug. Moderately
depressed ionospheric support observed across all regions for
the last 24 hours. Similar conditions are expected for the next
3 days with MUF's trending towards a return to near predicted
monthly values.
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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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