[Ips-wsgr] IPS Weekly Solar and Geophysical Report (28 October 11) issued 0144 UT on 28 Oct 2011
rwc
rwc at ips.gov.au
Fri Oct 28 12:44:57 EST 2011
SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT
ISSUED ON 28 OCTOBER 2011, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (21 OCTOBER - 27 OCTOBER)
Date 21 22 23 24 25 26 27
10cm 168 164 156 145 139 132 132
AFr 5 2 2 16 27 4 ( 5)
Aaus 2 1 3 12 17 4 ( 3)
T 111 121 120 97 76 79 100
Solar: Solar flare activity
Geomagnetic: Geomagnetic activity observed for Australian region.
Frequencies: Australian ionospheric F2 critical frequencies
21 Oct
Solar: moderate, with an M1.3 at 1300UT
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced by 30% during local day,
Enhanced by 50% during local night.
Niue Island Region:
Enhanced by 40% during local day,
Enhanced by 60% 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:
Enhanced by 15% during local day,
Enhanced by 25% during local night.
Enhanced by 20% after local dawn.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
22 Oct
Solar: moderate, with an M1.3 at 1118UT
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced by 30% during local day, with enhancements
to 70%, 13-18UT.
Niue Island Region:
Enhanced by 15% during local day,
Enhanced by 25% during local night.
Northern Australian Region:
Near predicted monthly values during local day,
Enhanced by 35% during local night.
Enhanced by 25% after local dawn.
Southern Australian and New Zealand Region:
Enhanced by 15% during local day,
Enhanced by 30% during local night.
Enhanced by 30% after local dawn.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
23 Oct
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced by 15% during local day,
Enhanced by 35% during local night.
Niue Island Region:
Enhanced by 15% during local day,
Enhanced by 20% during local night.
Northern Australian Region:
Near predicted monthly values during local day,
Enhanced by 40% during local night.
Southern Australian and New Zealand Region:
Enhanced by 20% during local day,
Enhanced by 40% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
24 Oct
Solar: low
Geomagnetic: Quiet to Minor Storm
A weak (26nT) impulse was observed in the IPS magnetometer data at
1831UT on 24 Oct.
Frequencies:
Cocos Island Region:
Enhanced by 15% during local day,
Enhanced by 35% during local night.
Niue Island Region:
Near predicted monthly values during local day,
Enhanced by 15% during local night.
Northern Australian Region:
Near predicted monthly values during local day,
Enhanced by 25% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values during local day,
Enhanced by 20% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
25 Oct
Solar: low
Geomagnetic: Quiet to Minor Storm
Frequencies:
Cocos Island Region:
Near predicted monthly values.
Niue Island Region:
Enhanced to 45% during local day,
Enhanced to 30% during local night.
Northern Australian Region:
Mostly near predicted monthly values,
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 Oct
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced by 15% during local day,
Enhanced by 40% during local night.
Niue Island Region:
Near predicted monthly values.
Northern Australian Region:
Mostly near predicted monthly values,
Southern Australian and New Zealand Region:
SE Aust/NZ depressed by 15% during local day,
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
27 Oct
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day,
Enhanced by 35% during local night.
Niue Island Region:
Enhanced by 25% during local day,
Enhanced by 20% during local night.
Northern Australian Region:
Near predicted monthly values during local day,
Enhanced by 25% during local night.
Enhanced by 20% after local dawn.
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 (28 OCTOBER - 03 NOVEMBER)
Solar:
Low
Geomagnetic:
Quiet to unsettled conditions.
Frequencies:
MUFs near predicted monthly values.
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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