[Ips-dhfpr] IPS Daily HF Prop Report - 21 April 02
rwc
rwc at ips.gov.au
Mon Apr 22 09:57:06 EST 2002
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 21/2330Z APRIL 2002 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (21 APRIL)
Date T index Conditions
21 Apr 103 Fair
Flares Max Fadeout Freq. Sectors
X1/1F 0151UT probable all E. Asia/Aust.
MUFs:
Equatorial PNG Region:
Enhanced by 15% during local day,
Enhanced by 20% 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:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base):
Proton event in progress, increased absorption observed.
Predicted Monthly T index for April: 113
2. FORECAST (22 APRIL - 24 APRIL)
Date T index Conditions MUFs
22 Apr 125 Normal-fair near predicted monthly values/depressed
5 to 10%
23 Apr 125 Normal-fair near predicted monthly values/depressed
5 to 10%
24 Apr 135 Normal-fair near predicted monthly values
COMMENT: Due to the partial halo CME the geomagnetic activity
may rise on 22 and 23 April. It may cause some depressions in
MUFs.
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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