[Ips-dhfpr] IPS Daily HF Prop Report - 18 September 03
rwc at ips.gov.au
Fri Sep 19 09:55:59 EST 2003
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 18/2330Z SEPTEMBER 2003 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (18 SEPTEMBER)
Date T index Conditions
18 Sep 25 Fair
Equatorial PNG Region:
Near predicted monthly values during local day,
Depressed by 35% during local night.
Northern Australian Region:
Depressed by 15% during local day,
Near predicted monthly values during local night.
Southern Australian and New Zealand Region:
Depressed by 30% during local day,
Depressed by 20% during local night.
Depressed by 25% after local dawn.
Antarctic Region (Casey/Scott Base):
Depressed by upto 30% over the UT day with periods
of significant degradations.
PCA Event : No event.
Predicted Monthly T index for September: 57
2. FORECAST (19 SEPTEMBER - 21 SEPTEMBER)
Date T index Conditions MUFs
19 Sep 40 Fair Depressed 5 to 10%/Near predicted
20 Sep 45 Normal-fair near predicted monthly values
21 Sep 50 Normal Near predicted monthly values
COMMENT: IPS HF Communications Warning 63 was issued on 16 September
and is current for interval 18-19 September. Mild to moderately
depressed MUFS and degraded conditions, more likely in the southern
Aus/NZ regions, are expected during the next two days.
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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