[Ips-dhfpr] IPS Daily HF Prop Report - 14 August 04
rwc at ips.gov.au
Sun Aug 15 10:00:02 EST 2004
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 14/2330Z AUGUST 2004 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (14 AUGUST)
Date T index Conditions
14 Aug 68 Normal
Flares Max Fadeout Freq. Sectors
M3.0 13/2343UT possible lower West Pacific
M2.4 0414UT confirmed lower E. Asia/Aust.
M7.4 0544UT confirmed lower E. Asia/Aust.
M2.3 0756UT possible lower Mid East/Indian
M1.0 0957UT possible lower Mid East/Indian
M3.2 1008UT possible lower European
M5.6 1343UT possible lower European
M1.3 1818UT possible lower East Pacific/
M1.3 2016UT possible lower East Pacific/
M1.1 2029UT possible lower East Pacific/
M1.2 2051UT possible lower East Pacific/
Equatorial PNG Region:
Enhanced by 25% during local day,
Enhanced by 65% 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:
Enhanced by 15% during local day,
Enhanced by 30% during local night.
Enhanced by 25% after local dawn.
Antarctic Region (Casey/Scott Base):
Mostly near predicted monthly values.
PCA Event : No event.
Predicted Monthly T index for August: 39
2. FORECAST (15 AUGUST - 17 AUGUST)
Date T index Conditions MUFs
15 Aug 60 Normal about 10% above predicted monthly
16 Aug 45 Normal-Fair Enhanced 10% to depressed 10-20%.
17 Aug 40 Normal-Fair depressed 5 to 15%/near predicted
COMMENT: IPS HF Communications Warning 34 was issued on 13 August
and is current for interval 14-16 August (SWFs) . Mostly normal
HF conditions are expected for 15 August, with mildly degraded
HF conditions expected for 16-17 August for southern regions
as the result of anticipated mildly elevated levels of geomagnetic
activity. SWFs are expected to continue for the next few days.
For an explanation of some of the terms in this report, goto
http://www.ips.gov.au, and follow links to Educational->
Gloassary on Solar Terrestrial Terms.
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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