[Ips-wsgr] IPS Weekly Solar and Geophysical Report (01 June 12) issued 0424 UT on 01 Jun 2012
rwc
rwc at ips.gov.au
Fri Jun 1 14:24:57 EST 2012
SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT
ISSUED ON 01 JUNE 2012, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (25 MAY - 31 MAY)
Date 25 26 27 28 29 30 31
10cm 117 110 111 110 106 111 117
AFr 8 5 3 3 5 5 ( 8)
Aaus 7 1 1 3 2 5 ( 5)
T 70 68 62 63 66 66 72
Solar: Solar flare activity
Geomagnetic: Geomagnetic activity observed for Australian region.
Frequencies: Australian ionospheric F2 critical frequencies
25 May
Solar: low
Geomagnetic: Quiet to Unsettled
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Depressed by 30% during local night.
Niue Island Region:
Near predicted monthly values during local day.
Depressed by 25% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Depressed by 30% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
26 May
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Depressed by 25% during local night.
Niue Island Region:
Near predicted monthly values during local day.
Depressed by 15% during local night.
Northern Australian Region:
Depressed by 15% during local day.
Depressed by 20% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values during local day.
Depressed by 15% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
27 May
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced by 25% during local day.
Near predicted monthly values during local night.
Niue Island Region:
Depressed by 20% during local day.
Depressed by 25% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Depressed by 40% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
28 May
Solar: very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Depressed by 15% during local night.
Niue Island Region:
Depressed by 15% during local day.
Depressed by 15% 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 15% during local day.
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Enhanced by 15% over the UT day.
29 May
Solar: very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Depressed by 15% during local night.
Depressed by 20% after local dawn.
Niue Island Region:
Depressed by 15% during local day.
Depressed by 25% 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:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
30 May
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Depressed by 30% during local night.
Niue Island Region:
Depressed by 15% during local day.
Depressed by 25% during local night.
Northern Australian Region:
Depressed by 15% during local day.
Depressed by 30% 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/Davis/Mawson):
Near predicted monthly values with isolated
depressions of 10-20% at times.
31 May
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Depressed by 15% during local night.
Niue Island Region:
Depressed by 15% during local day.
Depressed by 25% 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/Davis/Mawson):
Near predicted monthly values over the UT day.
2. FORECAST (01 JUNE - 07 JUNE)
Solar: Low, possibly moderate later in forecast period.
Geomagnetic: Mostly Quiet with isolated Unsettled to Active
levels 3-5 June.
Frequencies: Mostly near predicted monthly values with isolated
mild depressions 4-7 June.
For an explanation of some of the terms in this report, go to
http://www.ips.gov.au, and follow links to Educational->
Glossary 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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