[Ips-dhfpr] IPS Daily HF Prop Report - 22 November 03
rwc
rwc at ips.gov.au
Sun Nov 23 11:08:53 EST 2003
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 22/2330Z NOVEMBER 2003 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (22 NOVEMBER)
Date T index Conditions
22 Nov 96 Normal-fair
Flares: none.
MUFs:
Equatorial PNG Region:
Enhanced by 15% during local day,
Near predicted monthly values during local night.
Enhanced by 25% after local dawn.
Northern Australian Region:
Near predicted monthly values during local day,
Enhanced by 35% during local night.
Southern Australian and New Zealand Region:
Enhanced by 15% during local day,
Enhanced by 40% during local night.
Depressed by 25% after local dawn.
Antarctic Region (Casey/Scott Base):
Mostly near predicted montly values to
depressed 15-30% at times.
PCA Event : Began at 0020UT 22/11, Ended at 0350UT 22/11
Predicted Monthly T index for November: 52
2. FORECAST (23 NOVEMBER - 25 NOVEMBER)
Date T index Conditions MUFs
23 Nov 60 Normal-fair depressed 10 to 20% at times
for southern regions/enhanced
10-20% for nothern regions
24 Nov 70 Normal-fair 5 to 15% above predicted monthly
values
25 Nov 75 Normal 5 to 15% above predicted monthly
values
COMMENT: IPS HF Communications Warning 91 was issued on 22 November
and is current for interval 22-23 November. Degraded HF conditions
were observed for southern regions since local dawn on 22 November,
with depressions of 15-30% observed at times. Mild depressions
are expected at times for southern regions for 23 November.
IPS Radio and Space Services | email: asfc at ips.gov.au
PO Box 1386 | WWW: http://www.ips.gov.au
Haymarket NSW 1240 AUSTRALIA | FTP: ftp://ftp.ips.gov.au
tel: +61 2 9213 8010 | fax: +61 2 9213 8060
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