[Ips-wsgr] IPS Weekly Solar and Geophysical Report (01 April 05)
rwc
rwc at ips.gov.au
Fri Apr 1 12:05:28 EST 2005
SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT
ISSUED ON 01 APRIL 2005, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (24 MARCH - 31 MARCH)
Date 24 25 26 27 28 29 30 31
10cm 87 82 78 78 80 79 78 77
AFr 8 15 12 8 2 3 6 ( 5)
Aaus 5 14 14 13 4 3 4 ( 6)
T 44 51 24 22 32 38 45 34
Solar: Solar flare activity
Geomagnetic: Geomagnetic activity observed for Australian Region.
Frequencies: Australian Ionospheric F2 critical frequencies
24 Mar
Solar: very low
Geomagnetic: Quiet to Unsettled
Frequencies:
Equatorial PNG Region:
No data available during local day,
No data available during local night.
Northern Australian Region
Near Predicted monthly values.
Southern Australian and New Zealand Region:
Mostly near predicted monthly values,
Antartic Region (Casey/Scott Base):
Enhanced by 20% over the UT day.
25 Mar
Solar: very low
Geomagnetic: Quiet to Active
Frequencies:
Equatorial PNG Region:
No data available during local day,
No data available during local night.
Enhanced by 25% after local dawn.
Northern Australian Region:
Near predicted monthly values during local day,
Enhanced by 25% during local night.
Southern Australian and New Zealand Region:
Enhanced by 15% during local day,
Near predicted monthly values during local night.
Depressed by 25% after local dawn.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values over the UT day.
26 Mar
Solar: very low
Geomagnetic: Quiet to Active
Frequencies:
Equatorial PNG Region:
No data available during local day,
No data available during local night.
Northern Australian Region:
Near predicted monthly values during local day,
Depressed by 20% during local night.
Southern Australian and New Zealand Region:
Depressed by 20% during local day,
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values over the UT day.
27 Mar
Solar: very low
Geomagnetic: Quiet to Unsettled
Frequencies:
Equatorial PNG Region:
Enhanced by 20% during local day,
No data available during local night.
Northern Australian Region:
Depressed by 15% during local day,
Depressed by 25% during local night.
Southern Australian and New Zealand Region:
Depressed by 15% during local day,
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values over the UT day.
28 Mar
Solar: very low
Geomagnetic: Quiet
Frequencies:
Equatorial PNG Region:
Enhanced by 20% during local day,
No data available during local night.
Northern Australian Region:
Near predicted monthly values during local day,
Depressed by 20% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values over the UT day.
29 Mar
Solar: very low
Geomagnetic: Quiet
Frequencies:
Equatorial PNG Region:
Near predicted monthly values during local day,
No data available during local night.
Northern Australian Region:
Near predicted monthly values during local day,
Depressed by 25% during local night.
Southern Australian and New Zealand Region:
Mostly near predicted monthly values,
Enhanced by 20% after local dawn.
Antarctic Region (Casey/Scott Base):
Enhanced by 20% over the UT day.
30 Mar
Solar: very low
Geomagnetic: Quiet
Frequencies:
Equatorial PNG Region:
Near predicted monthly values during local day,
No data available 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:
Near predicted monthly values during local day,
Enhanced by 15% during local night.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values over the UT day.
31 Mar
Solar: very low
Geomagnetic: Quiet to Unsettled
Frequencies:
Equatorial PNG Region:
Near predicted monthly values during local day,
No data available during local night.
Northern Australian Region:
Near predicted monthly values during local day,
Depressed by 20% during local night.
Southern Australian and New Zealand Region:
Mostly near predicted monthly values,
Antarctic Region (Casey/Scott Base):
Near predicted monthly values over the UT day.
2. FORECAST (01 APRIL - 07 APRIL)
Solar: Conditions expected to range from Very Low to Low.
Geomagnetic: Mostly Quiet with Active to Minor storm intervals possible from
01-03 Apr.
Frequencies: depressed 15% briefly after local dawn on 01-Apr, depressed 20 to
30% on 02-Apr, depressed 20 to 30% on 03-Apr, depressed 15 to 20% on 04-Apr,
depressed 15% briefly after local dawn on 05-Apr, otherwise MUFs near normal.
No SWFs.
PLEASE 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.
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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