[Ips-whfpr] IPS Weekly Prop. Report (07 August 02)
rwc
rwc at ips.gov.au
Wed Aug 7 11:50:22 EST 2002
SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 07/0200Z AUGUST 2002 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (31 JULY - 06 AUGUST)
Date T index Conditions
31 Jul 127 Normal
MUFS:
Equatorial PNG Region:
Enhanced by 20% during local day,
Enhanced by 30% during local night.
Enhanced by 20% after local dawn.
Northern Australian Region:
Near predicted monthly values.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base):
Enhanced by 25% over the UT day with
periods of depressions.
01 Aug 126 Normal
MUFS:
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:
Mostly near predicted monthly values,
Enhanced by 30% after local dawn.
Antarctic Region (Casey/Scott Base):
Enhanced by 55% over the UT day with
periods of depressions.
02 Aug 127 Normal
MUFS:
Equatorial PNG Region:
Enhanced by 25% during local day,
Near predicted monthly values during local night.
Enhanced by 20% after local dawn.
Northern Australian Region:
Near predicted monthly values.
Southern Australian and New Zealand Region:
Enhanced by 20% during local day,
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base):
Enhanced by 15% over the UT day with
periods of depressions.
03 Aug 118 Normal
MUFS:
Equatorial PNG Region:
Enhanced by 20% during local day,
Enhanced by 50% during local night.
Northern Australian Region:
Enhanced by 15% during local day,
Near predicted monthly values during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base):
Enhanced by 15% over the UT day with
periods of depressions.
04 Aug 106 Normal-fair
MUFS:
Equatorial PNG Region:
Enhanced by 30% during local day,
Enhanced by 45% during local night.
Northern Australian Region:
Near predicted monthly values during local day,
Depressed by 15% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values for short
durations. Mildly depressed for relatively
long durations.
05 Aug 103 Normal
MUFS:
Equatorial PNG Region:
Near predicted monthly values during local day,
Enhanced by 25% during local night.
Northern Australian Region:
Near predicted monthly values.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values over the UT day
with some periods of minor depressions.
06 Aug 99 Normal
MUFS:
Equatorial PNG Region:
Near predicted monthly values during local day,
Enhanced by 40% during local night.
Enhanced by 35% after local dawn.
Northern Australian Region:
Near predicted monthly values.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base):
Enhanced by 35% over the UT day.
Predicted Monthly T index for August: 102
2. FORECAST (07 AUGUST - 13 AUGUST)
MUFS: Minor to mild depressions possible on 7,8 and
12 August, otherwise MUFs near normal. SWFs probable
early in week.
Propagation conditions: Mostly normal. Minor
to mild degradations possible on 7,8 and 12 August.
T index: 105
3. OUTLOOK (14 AUGUST - 13 SEPTEMBER)
Degraded HF propagation conditions possible:
16 Aug, 18 Aug, 23-24 Aug, 28-30 Aug and 12 Sep.
PEASE NOTE:
At this time of the solar cycle, space weather conditions
are frequently determined by short timescale events, not
able to be forecasted a week in advance.
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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