[Ips-dhfpr] IPS Daily HF Prop Report - 20 April 02
rwc
rwc at ips.gov.au
Sun Apr 21 09:48:40 EST 2002
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 20/2330Z APRIL 2002 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (20 APRIL)
Date T index Conditions
20 Apr 113 Normal-fair
Flares: none.
MUFs:
Equatorial PNG Region:
Mostly near predicted monthly values,
Enhanced by 15% after local dawn.
Northern Australian Region:
Enhanced by 20% during local day,
Near predicted monthly values during local night.
Enhanced by 20% after local dawn.
Southern Australian and New Zealand Region:
Depressed by 20% during local day,
Depressed by 20% during local night.
Depressed by 15% after local dawn.
Antarctic Region (Casey/Scott Base):
Depressed by 15% over the UT day.
Predicted Monthly T index for April: 113
2. FORECAST (21 APRIL - 23 APRIL)
Date T index Conditions MUFs
21 Apr 130 Normal 15 to 30% above predicted monthly
values
22 Apr 140 Normal 15 to 30% above predicted monthly
values
23 Apr 145 Normal 15 to 30% above predicted monthly
values
COMMENT: As the geomagnetic activity has started to subside now,
the HF conditions are expected to remain normal in the next 3
days in most Australian regions. However, slight degradations
in MUFs are possible in the Southern Australian regions.
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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