[Ips-wsgr] IPS Weekly Solar and Geophysical Report (10 June 11)
rwc
rwc at ips.gov.au
Fri Jun 10 11:55:43 EST 2011
SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT
ISSUED ON 10 JUNE 2011, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (03 JUNE - 09 JUNE)
Date 03 04 05 06 07 08 09
10cm 107 103 103 100 96 90 88
AFr 3 11 20 5 8 9 ( 12)
Aaus 1 6 19 4 6 6 ( 6)
T 48 46 75 62 51 58 50
Solar: Solar flare activity
Geomagnetic: Geomagnetic activity observed for Australian region.
Frequencies: Australian ionospheric F2 critical frequencies
03 Jun
Solar: Low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Near predicted monthly values with depressions to 35%
14-16 UT.
Niue Island Region:
Near predicted monthly values with depressions to 25%
07-11 UT.
Northern Australian Region:
Near predicted monthly values with depressions to 40%
11-17 UT. No Townsville data.
Southern Australian and New Zealand Region:
Near predicted monthly values. Depressions to 30%
10-14 UT at Hobart.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values.
04 Jun
Solar: Very low
Geomagnetic: Quiet to active
Frequencies:
No data for all stations after 2045 UT.
Cocos Island Region:
Near predicted monthly values to 45% enhanced.
Depressed 25% at 2045 UT.
Niue Island Region:
Near predicted monthly values with depressions to 35%
08-09 UT.
Northern Australian Region:
Near predicted monthly values with depressions to 25%
12-17 UT. No data from Townsville.
Southern Australian and New Zealand Region:
Mostly near predicted monthly values. Depressions to
25% observed at Christchurch and Hobart 09-17 UT.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values. Enhancements to 30%
observed 00-07 UT. Depressions to 30% observed 11-13
UT.
05 Jun
Solar: Very low
Geomagnetic: Quiet to Minor Storm
A weak (16nT) impulse was observed in the IPS magnetometer data at
0533UT on 05 Jun.
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day,
Depressed by 15% during local night.
Niue Island Region:
Enhanced by 15% during local day,
Near predicted monthly values during local night.
Northern Australian Region:
Mostly near predicted monthly values,
Southern Australian and New Zealand Region:
Enhanced by 15% during local day,
Enhanced by 20% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Macquarie Island: Near predicted monthly values for the UT day.
Casey: Depressed by ~50% from 04-09UT.
06 Jun
Solar: Low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced by 20-50% during local day,
Depressed by up to 20% during local night.
Niue Island Region:
Depressed by 20% between 05-13UT,
Near predicted monthly values at other times.
Northern Australian Region:
Near predicted monthly values during local day,
Depressed by up to 30% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 25% over the UT day.
07 Jun
Solar: Moderate, with an M2.4 at 0634UT
Geomagnetic: Quiet to Unsettled
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day,
Depressed by 25% during local night.
Niue Island Region:
Depressed by up to 30% between 07-12UT,
Near predicted monthly values at other times.
Northern Australian Region:
Variable conditions around monthly values,
Some depressions of up to 30% at times.
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.
Proton event in progress, increased absorption observed.
08 Jun
Solar: Very low
Geomagnetic: Quiet to Unsettled
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day,
Depressions of up to 20% during local night.
Niue Island Region:
Near predicted monthly values during local day,
Depressions of up to 30% 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/Davis/Mawson):
Near predicted monthly values over the UT day.
09 Jun
Solar: Low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day,
Depressed by 20% during local night.
Niue Island Region:
Near predicted monthly values during local day,
Depressed by 15% 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/Davis/Mawson):
Depressed by 20% over the UT day.
2. FORECAST (10 JUNE - 16 JUNE)
Solar:
Low
Geomagnetic:
Active on 10 Jun.
Quiet to unsettled on other days.
Frequencies:
Briefly depressed after local dawn on 10 Jun
MUFs near predicted monthly values on other days.
For an explanation of some of the terms in this report, go to
http://www.ips.gov.au/1/2/1.
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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