[Ips-wsgr] SWS Weekly Solar and Geophysical Report (18 January 19) issued 0128 UT on 18 Jan 2019 [SEC=UNCLASSIFIED]
rwc
rwc at ips.gov.au
Fri Jan 18 12:28:40 EST 2019
SUBJ: SWS WEEKLY SOLAR AND GEOPHYSICAL REPORT
ISSUED ON 18 JANUARY 2019, BY Space Weather Services,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (11 JANUARY - 17 JANUARY)
Date 11 12 13 14 15 16 17
10cm 68 70 69 70 70 70 70
AFr 5 2 3 6 4 5 ( 5)
Aaus 6 2 2 6 3 5 ( 7)
T -35 -38 -25 -35 -34 -35 -27
Solar: Solar flare activity
Geomagnetic: Geomagnetic activity observed for Australian region.
Frequencies: Australian ionospheric F2 critical frequencies
11 Jan
Solar: Very low
Geomagnetic: Quiet to Unsettled
Frequencies:
Cocos Island Region:
No data available.
Niue Island Region:
Depressed by 25% during local day.
Depressed by 35% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Depressed by 20% 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):
Near predicted monthly values over the UT day.
12 Jan
Solar: Very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
No data available.
Niue Island Region:
Near predicted monthly values during local day.
Depressed by 15% during local night.
Northern Australian Region:
Depressed by 15% during local day.
No data available during local night.
Depressed by 20% after local dawn.
Southern Australian 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.
13 Jan
Solar: Very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
No data available.
Niue Island Region:
Depressed by 15% during local day.
Depressed by 25% during local night.
Northern Australian Region:
Near predicted monthly values.
Southern Australian Region:
Mostly near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
14 Jan
Solar: Very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
No data available during local day.
No data available during local night.
Niue Island Region:
Depressed by 30% during local day.
Depressed by 25% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Depressed by 35% during local night.
Southern Australian 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.
15 Jan
Solar: Very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
No data available during local day.
No data available during local night.
Niue Island Region:
Depressed by 25% during local day.
Depressed by 15% during local night.
Depressed by 20% after local dawn.
Northern Australian Region:
Near predicted monthly values during local day.
Depressed by 35% during local night.
Southern Australian Region:
Depressed by 20% during local day.
Depressed by 20% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
16 Jan
Solar: Very low
Geomagnetic: Quiet to Unsettled
Frequencies:
Cocos Island Region:
No data available during local day.
No data available during local night.
Niue Island Region:
Near predicted monthly values during local day.
Depressed by 15% during local night.
Depressed by 20% after local dawn.
Northern Australian Region:
Depressed by 25% during local day.
Depressed by 35% during local night.
Southern Australian Region:
Depressed by 20% during local day.
Depressed by 30% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
17 Jan
Solar: Very low
Geomagnetic: Quiet to Unsettled
Frequencies:
Cocos Island Region:
No data available during local day.
No data available during local night.
Niue Island Region:
Depressed by 25% during local day.
Depressed by 20% during local night.
Northern Australian Region:
Depressed by 25% during local day.
Depressed by 25% during local night.
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.
2. FORECAST (18 JANUARY - 24 JANUARY)
Solar:
Very Low to Low.
Geomagnetic:
Active periods possible on 23-24 January.
Quiet to Unsettled conditions on other days.
Frequencies:
MUF near predicted monthly values to 30% depressions likely
due to relatively low levels of ionising radiation from the Sun.
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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