[Ips-dhfpr] IPS Daily HF Prop Report - 19 August 02
rwc
rwc at ips.gov.au
Tue Aug 20 09:33:38 EST 2002
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 19/2330Z AUGUST 2002 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (19 AUGUST)
Date T index Conditions
19 Aug 153 Normal-fair
Flares Max Fadeout Freq. Sectors
M2.2 1034UT possible lower European
M1.0 1446UT possible lower South American/
Atlantic
M3.4 2102UT possible lower East Pacific/
North American
MUFs:
Equatorial PNG Region:
Enhanced by 20% during local day,
Enhanced by 15% during local night.
Northern Australian Region:
Enhanced by 15% during local day,
Enhanced by 35% during local night.
Southern Australian and New Zealand Region:
Enhanced by 25% during local day,
Enhanced by 45% during local night.
Antarctic Region (Casey/Scott Base):
Enhanced by 20% over the UT day.
Some spread and absorption observed.
PCA Event : No event.
Predicted Monthly T index for August: 102
2. FORECAST (20 AUGUST - 22 AUGUST)
Date T index Conditions MUFs
20 Aug 150 Normal about 15% above predicted monthly
values
21 Aug 150 Normal-Fair about 15% above predicted monthly
values
22 Aug 150 Normal-Fair about 15% above predicted monthly
values
COMMENT: IPS HF Communications Warning 40 was issued on 18 August
and is current for interval 19-21 August (SWFs) . Fadeouts can
be expected on daylight HF circuits.
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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