[Ips-dhfpr] IPS Daily HF Prop Report - 17 August 01
rwc
rwc at ips.gov.au
Sat Aug 18 09:22:12 EST 2001
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 17/2330Z AUGUST 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (17 AUGUST)
Date T index Conditions
17 Aug 109 Fair-normal
Flares: none.
MUFs:
Equatorial PNG Region:
Enhanced by 20% during local day,
Enhanced by 45% during local night.
Northern Australian Region:
Near predicted monthly values during local day,
Enhanced by 15% during local night.
Southern Australian and New Zealand Region:
Mostly near predicted monthly values,
Depressed by 15% after local dawn.
Antarctic Region (Casey/Scott Base):
Enhanced by 20% over the UT day.
Predicted Monthly T index for August: 109
2. FORECAST (18 AUGUST - 20 AUGUST)
Date T index Conditions MUFs
18 Aug 90 Fair-normal Depressed 15% after local dawn,
then recovering
19 Aug 105 Normal Near predicted monthly values
20 Aug 95 Normal-fair near predicted monthly values/depressed
10 to 15%
COMMENT: IPS HF Communications Warning 39 was issued on 15 August
and is current for interval 17-18 August. Mild depression observed
after local dawn southern region, following overnight geomagnetic
activity. Northern Aus region MUFs near normal.
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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