[Ips-wsgr] SWS Weekly Solar and Geophysical Report (08 February 19) issued 0154 UT on 08 Feb 2019 [SEC=UNCLASSIFIED]
rwc
rwc at ips.gov.au
Fri Feb 8 12:54:30 EST 2019
SUBJ: SWS WEEKLY SOLAR AND GEOPHYSICAL REPORT
ISSUED ON 08 FEBRUARY 2019, BY Space Weather Services,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (01 FEBRUARY - 07 FEBRUARY)
Date 01 02 03 04 05 06 07
10cm 72 71 71 71 71 70 70
AFr 10 11 8 5 3 7 ( 5)
Aaus 13 11 5 4 2 7 ( 2)
T -30 -16 -19 -20 -21 -7 -21
Solar: Solar flare activity
Geomagnetic: Geomagnetic activity observed for Australian region.
Frequencies: Australian ionospheric F2 critical frequencies
01 Feb
Solar: Very low
Geomagnetic: Quiet to Unsettled with isolated Active periods.
Frequencies:
Cocos Island Region:
Depressed by 15% during local day.
Near predicted monthly values during local night.
Enhanced by 20% after local dawn.
Niue Island Region:
Near predicted monthly values during local day.
Enhanced by 15% during local night.
Northern Australian Region:
Depressed by 35% during local day.
Near predicted monthly values during local night.
Southern Australian Region:
Depressed by 25% during local day.
Depressed by 25% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
02 Feb
Solar: Very low
Geomagnetic: Quiet to Active
Frequencies:
Cocos Island Region:
Depressed by 30% during local day.
Near predicted monthly values during local night.
Niue Island Region:
Near predicted monthly values during local day.
Enhanced by 40% during local night.
Northern Australian Region:
Mostly near predicted monthly values.
Enhanced by 20% after local dawn.
Southern Australian Region:
Depressed by 25% during local day.
Depressed by 20% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
03 Feb
Solar: Very low
Geomagnetic: Quiet with isolated Unsettled periods
Frequencies:
Cocos Island Region:
Depressed by 25% during local day.
Depressed by 15% during local night.
Niue Island Region:
Depressed by 15% during local day.
Enhanced by 20% during local night.
Northern Australian Region:
Depressed by 15% during local day.
Enhanced by 15% during local night.
Southern Australian Region:
Depressed by 15% during local day.
Depressed by 15% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
04 Feb
Solar: Very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Depressed by 25% during local day.
Near predicted monthly values during local night.
Niue Island Region:
Depressed by 25% during local day.
Near predicted monthly values during local night.
Northern Australian Region:
Near predicted monthly values.
Southern Australian Region:
Depressed by 15% during local day.
Depressed by 15% during local night.
Depressed by 20% after local dawn.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
05 Feb
Solar: Very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Depressed by 40% during local day.
Near predicted monthly values during local night.
Niue Island Region:
Depressed by 25% during local day.
Near predicted monthly values during local night.
Northern Australian Region:
Near predicted monthly values.
Southern Australian Region:
Depressed by 20% during local day.
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
06 Feb
Solar: Very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced by 15% during local day.
Enhanced by 50% 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 15% during local night.
Southern Australian Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
07 Feb
Solar: Very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Depressed by 25% during local day.
Near predicted monthly values during local night.
Niue Island Region:
Depressed by 15% during local day.
Near predicted monthly values during local night.
Northern Australian Region:
Depressed by 25% during local day.
Near predicted monthly values during local night.
Southern Australian Region:
Depressed by 15% during local day.
Depressed by 15% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
2. FORECAST (08 FEBRUARY - 14 FEBRUARY)
Solar:
Very Low
Geomagnetic:
Quiet to unsettled conditions. Some active periods possible on 8 and 9 February.
Frequencies:
MUFs near predicted monthly values/depressed by 10 to 30%.
For an explanation of some of the terms in this report, go to
http://www.sws.bom.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.
Space Weather Services email: asfc at bom.gov.au
Bureau of Meteorology
PO Box 1386 WWW: http://www.sws.bom.gov.au
Haymarket NSW 1240 AUSTRALIA FTP: ftp://ftp-out.sws.bom.gov.au
tel: +61 2 9213 8010 fax: +61 2 9213 8060
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