[Ips-dhfpr] IPS Daily HF Prop Report - 11 August 01
rwc at ips.gov.au
Sun Aug 12 09:12:50 EST 2001
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 11/2330Z AUGUST 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (11 AUGUST)
Date T index Conditions
11 Aug 112 Normal
Equatorial PNG Region:
Enhanced by 40% during local day,
Enhanced by 45% during local night.
Enhanced by 15% after local dawn.
Northern Australian Region:
Near predicted monthly values during local day,
Depressed by 15% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values over the UT day.
Predicted Monthly T index for August: 109
2. FORECAST (12 AUGUST - 14 AUGUST)
Date T index Conditions MUFs
12 Aug 80 Fair-Poor about 10 15% below predicted
13 Aug 60 Fair about 20% above predicted monthly
14 Aug 90 Normal 5 to 10% below predicted monthly
COMMENT: IPS HF Communications Warning 38 was issued on 10 August
and is current for interval 12-13 August. Depressed HF propagation
conditions likely 12-13 Aug thru a combination of coronal hole
and CME events.
IPS Radio and Space Services | email: asfc at ips.gov.au
PO Box 1386 | WWW: http://www.ips.gov.au/asfc
Haymarket NSW 1240 AUSTRALIA | FTP: ftp://ftp.ips.gov.au/users/asfc/
tel: +61 2 9213 8010 | fax: +61 2 9213 8060
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