[Ips-dhfpr] IPS Daily HF Prop Report - 16 February 01
rwc
rwc at ips.gov.au
Sat Feb 17 10:18:13 EST 2001
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 16/2330Z FEBRUARY 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (16 FEBRUARY)
Date T index Conditions
16 Feb 127 Normal
Flares: none.
MUFs:
Equatorial PNG Region:
No data available during local day,
No data available during local night.
Northern Australian Region:
Mostly near predicted monthly values,
Southern Australian and New Zealand Region:
Mostly near predicted monthly values,
Antarctic Region (Casey/Scott Base):
Enhanced by 25% over the UT day.
Predicted Monthly T index for February: 116
2. FORECAST (17 FEBRUARY - 19 FEBRUARY)
Date T index Conditions MUFs
17 Feb 125 Normal near predicted monthly values
18 Feb 90 Fair-normal 10 to 20% below predicted monthly
values
19 Feb 110 Normal depressed 5 to 10%/near predicted
monthly values
COMMENT: IPS HF Communications Warning 6 was issued on 16 February
and is current for interval 18-19 February. Depressed ionospheric
conditions are expected on 18 feb following the anticipated arrival
of a shock associated with a full halo CME and long duration
B8.8 flare activity observed after 1308 UT on the 15 feb.
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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