[Ips-wsgr] SWS Weekly Solar and Geophysical Report (17 May 19) issued 0333 UT on 17 May 2019
rwc
rwc at ips.gov.au
Fri May 17 13:33:55 EST 2019
SUBJ: SWS WEEKLY SOLAR AND GEOPHYSICAL REPORT
ISSUED ON 17 MAY 2019, BY Space Weather Services,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (10 MAY - 16 MAY)
Date 10 11 12 13 14 15 16
10cm 76 78 76 75 74 74 74
AFr 7 19 5 5 23 8 ( 11)
Aaus 4 15 0 3 16 3 ( 4)
T 5 18 6 4 17 8 2
Solar: Solar flare activity
Geomagnetic: Geomagnetic activity observed for Australian region.
Frequencies: Australian ionospheric F2 critical frequencies
10 May
Solar: Very low
Geomagnetic: Mostly Quiet
Frequencies:
Cocos Island Region:
Enhanced by 25% during local day.
Enhanced by 35% during local night.
Niue Island Region:
Near predicted monthly values during local day.
Enhanced by 50% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 30% during local night.
Southern Australian 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.
11 May
Solar: Very low
Geomagnetic: Quiet to Active
Frequencies:
Cocos Island Region:
Enhanced by 15% during local day.
Enhanced by 30% during local night.
Niue Island Region:
Near predicted monthly values during local day.
Enhanced by 100% during local night.
Enhanced by 20% after local dawn.
Northern Australian Region:
Enhanced by 15% during local day.
Enhanced by 60% during local night.
Enhanced by 25% after local dawn.
Southern Australian Region:
Near predicted monthly values during local day.
Enhanced by 45% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
12 May
Solar: Very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Enhanced by 15% during local night.
Niue Island Region:
Near predicted monthly values during local day.
Enhanced by 40% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 30% during local night.
Southern Australian Region:
Near predicted monthly values during local day.
Enhanced by 35% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
13 May
Solar: Very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced by 15% during local day.
Near predicted monthly values during local night.
Niue Island Region:
Near predicted monthly values during local day.
Enhanced by 35% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 40% during local night.
Southern Australian Region:
Near predicted monthly values during local day.
Enhanced by 20% during local night.
Enhanced by 30% after local dawn.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Enhanced by 15% over the UT day.
14 May
Solar: Very low
Geomagnetic: Quiet to Minor Storm
Frequencies:
Cocos Island Region:
Enhanced by 35% during local day.
Enhanced by 40% during local night.
Niue Island Region:
Near predicted monthly values during local day.
Enhanced by 120% during local night.
Enhanced by 20% after local dawn.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 40% during local night.
Southern Australian Region:
Near predicted monthly values during local day.
Enhanced by 20% during local night.
Enhanced by 20% after local dawn.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Enhanced by 15% over the UT day.
15 May
Solar: Low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced by 30% during local day.
Enhanced by 35% during local night.
Enhanced by 20% after local dawn.
Niue Island Region:
Near predicted monthly values during local day.
Enhanced by 40% during local night.
Enhanced by 20% after local dawn.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 40% during local night.
Southern Australian Region:
Mostly near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Enhanced by 30% over the UT day.
16 May
Solar: Very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Enhanced by 25% during local night.
Enhanced by 20% after local dawn.
Niue Island Region:
Enhanced by 30% during local day.
Enhanced by 80% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 40% during local night.
Southern Australian Region:
Mostly near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Enhanced by 15% over the UT day.
2. FORECAST (17 MAY - 23 MAY)
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.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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