[Ips-wsgr] IPS Weekly Solar and Geophysical Report (30 August 13) issued 0233 UT on 30 Aug 2013
rwc
rwc at ips.gov.au
Fri Aug 30 12:33:04 EST 2013
SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT
ISSUED ON 30 AUGUST 2013, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (23 AUGUST - 29 AUGUST)
Date 23 24 25 26 27 28 29
10cm 124 117 113 111 110 108 109
AFr 14 8 7 4 4 8 ( 3)
Aaus 11 4 4 3 9 5 ( 0)
T 102 96 86 76 82 73 64
Solar: Solar flare activity
Geomagnetic: Geomagnetic activity observed for Australian region.
Frequencies: Australian ionospheric F2 critical frequencies
23 Aug
Solar: low
Geomagnetic: Quiet to Unsettled
Frequencies:
Cocos Island Region:
Enhanced by 15% 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:
Enhanced by 25%.
Near predicted monthly values around local dawn.
Sporadic-E 15-18UT at Darwin.
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):
Near predicted monthly values over the UT day
with extended periods of weak ionisation.
24 Aug
Solar: very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced by 15-40% during local day.
Depressed by 20% before local dawn.
Niue Island Region:
Near predicted monthly values during local day.
Enhanced by 30% during local night.
Spread-F observed 10-17UT.
Northern Australian Region:
Near predicted monthly values.
Darwin enhanced 20% local day, enhanced 30% local
evening, depressed 20% before local dawn.
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):
Mildly enhanced to near predicted monthly values
with periods of weak ionisation.
25 Aug
Solar: very low
Geomagnetic: Quiet to Unsettled
In the IPS magnetometer data for 25 Aug, a weak (10nT) impulse
was observed at 1010UT.
Frequencies:
Cocos Island Region:
Enhanced by 40% during local day.
Near predicted monthly values during local night.
Niue Island Region:
Enhanced by 20% during local day.
Enhanced by 30% during local night.
Northern Australian Region:
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 Aug
Solar: very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Near predicted monthly values 00-09 UT. Depressed 25%
22-23 UT. No data at other times.
Niue Island Region:
Near predicted monthly values. A 20% depression
at 17 UT.
Northern Australian Region:
Mostly near predicted monthly values.
Depressed 20% at Darwin 05 and 21 UT.
Southern Australian and New Zealand Region:
Mostly near predicted monthly values. Depressions
to 15% 05-08 UT at some eastern locations. Depression to
35% at 22 UT and spread F 15-22 UT at Perth.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values to 15% depressed.
27 Aug
Solar: very low
Geomagnetic: Quiet to Active
Frequencies:
Cocos Island Region:
Enhanced by 45% during local day.
Depressed by 20% during local night.
Niue Island Region:
Near predicted monthly values during local day.
No data available during local night.
Northern Australian Region:
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.
28 Aug
Solar: very low
Geomagnetic: Quiet to Unsettled
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Depressed by 35% during local night.
Depressed by 20% after local dawn.
Niue Island Region:
No data available
Northern Australian Region:
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.
29 Aug
Solar: low
Geomagnetic: Quiet
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 20% 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.
2. FORECAST (30 AUGUST - 05 SEPTEMBER)
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, 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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