[Ips-dhfpr] IPS Daily HF Prop Report - 30 September 01
rwc
rwc at ips.gov.au
Mon Oct 1 09:06:47 EST 2001
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 30/2330Z SEPTEMBER 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (30 SEPTEMBER)
Date T index Conditions
30 Sep 133 Normal-fair
Flares Max Fadeout Freq. Sectors
M1/SF 1141UT possible lower European
MUFs:
Equatorial PNG Region:
Near predicted monthly values during local day,
Enhanced by 20% during local night.
Northern Australian Region:
Near predicted monthly values during local day,
Enhanced by 30% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values during local day,
Enhanced by 20% during local night.
Antarctic Region (Casey/Scott Base):
Enhanced by 15% over the UT day.
Some absorption observed.
Predicted Monthly T index for September: 109
2. FORECAST (01 OCTOBER - 03 OCTOBER)
Date T index Conditions MUFs
01 Oct 100 Normal-Fair near predicted monthly values/depressed
10 to 15%
02 Oct 100 Normal near predicted monthly values/depressed
10 to 15%
03 Oct 110 Normal Near predicted monthly values
COMMENT: IPS HF Communications Warning 52 was issued on 30 September
and is current for interval 30 September to 2 October. SWFs probable.
Mildly depressed and degraded conditons expected next two days.
Depression may not be deep due to current enhanced MUFs, and
northward IMF.
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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