[Ips-dhfpr] IPS Daily HF Prop Report - 19 October 01
rwc
rwc at ips.gov.au
Sat Oct 20 09:16:04 EST 2001
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 19/2330Z OCTOBER 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (19 OCTOBER)
Date T index Conditions
19 Oct 175 Normal
Flares Max Fadeout Freq. Sectors
X1/2B 0105UT confirmed all West Pacific
X1/2B 1630UT probable all South American/
Atlantic
M5/1B 0943UT possible lower Mid East/Indian
MUFs:
Equatorial PNG Region:
Near predicted monthly values during local day,
Enhanced by 30% during local night.
Northern Australian Region:
Enhanced by 15% during local day,
Enhanced by 45% during local night.
Enhanced by 25% after local dawn.
Southern Australian and New Zealand Region:
Enhanced by 25% during local day,
Enhanced by 45% during local night.
Enhanced by 15% after local dawn.
Antarctic Region (Casey/Scott Base):
Enhanced by 55% over the UT day.
Predicted Monthly T index for October: 106
2. FORECAST (20 OCTOBER - 22 OCTOBER)
Date T index Conditions MUFs
20 Oct 160 Normal 15-20% above predicted monthly
values
21 Oct 120 Fair Near predicted monthly values
22 Oct 70 Fair-Poor Depressed 15% after local dawn.
COMMENT: IPS HF Communications Warning 58 was issued on 19 October
and is current for interval 22-23 October.
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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