[Ips-wsgr] IPS Weekly Solar and Geophysical Report (22 June 12) issued 0328 UT on 22 Jun 2012
rwc
rwc at ips.gov.au
Fri Jun 22 13:28:32 EST 2012
SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT
ISSUED ON 22 JUNE 2012, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (15 JUNE - 21 JUNE)
Date 15 16 17 18 19 20 21
10cm 145 135 124 118 110 104 98
AFr 4 19 36 13 5 4 ( 3)
Aaus 1 14 21 9 1 2 ( 1)
T 63 55 94 72 55 58 52
Solar: Solar flare activity
Geomagnetic: Geomagnetic activity observed for Australian region.
Frequencies: Australian ionospheric F2 critical frequencies
15 Jun
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Depressed by 15% during local day.
Near predicted monthly values during local night.
Niue Island Region:
Depressed by 20% during local day.
Depressed by 20% 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.
16 Jun
Solar: low
Geomagnetic: Quiet to Minor Storm
In the IPS magnetometer data for 16 Jun, a weak (17nT) impulse
was observed at 2115UT.
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Depressed by 15% during local night.
Niue Island Region:
Depressed by 20% during local day.
Depressed by 25% 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.
17 Jun
Solar: low
Geomagnetic: Quiet to Minor Storm
Frequencies:
Cocos Island Region:
Near predicted monthly values.
Niue Island Region:
Near predicted monthly values during local day.
Enhanced by 20% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 30% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values during local day.
Enhanced by 40% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
18 Jun
Solar: low
Geomagnetic: Quiet to Active
Frequencies:
Cocos Island Region:
Near predicted monthly values.
Niue Island Region:
Depressed by 15% during local day.
Depressed by 20% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Depressed by 35% 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.
19 Jun
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced by 20% during local day.
Depressed by 15% during local night.
Depressed by 35% after local dawn.
Niue Island Region:
Mostly near predicted monthly values.
Northern Australian Region:
Near predicted monthly values during local day.
Depressed by 25% during local night.
Southern Australian and New Zealand Region:
Depressed by 15% during local day.
Depressed by 20% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
20 Jun
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced by 25% during local day.
Depressed by 25% during local night.
Niue Island Region:
Near predicted monthly values during local day.
Depressed by 25% during local night.
Northern Australian Region:
Depressed by 15% 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/Davis/Mawson):
Depressed by 15% over the UT day.
21 Jun
Solar: very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Depressed by 20% during local night.
Niue Island Region:
Depressed by 15% during local day.
Depressed by 25% during local night.
Depressed by 20% after local dawn.
Northern Australian Region:
Depressed by 20% during local day.
Depressed by 30% during local night.
Depressed by 20% after local dawn.
Southern Australian and New Zealand Region:
Depressed by 15% during local day.
Depressed by 20% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
2. FORECAST (22 JUNE - 28 JUNE)
Solar:
Low
Geomagnetic:
Quiet to unsettled conditions.
Frequencies:
MUFs near predicted monthly values to depressed by 15-20%.
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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