[Ips-wsgr] ASWFC Weekly Solar and Geophysical Report (13 December 24) issued 0044 UT on 13 Dec 2024 [SEC=OFFICIAL]
Australian Space Weather Forecasting Centre
aswfc at bom.gov.au
Fri Dec 13 11:44:38 AEDT 2024
SUBJ: ASWFC WEEKLY SOLAR AND GEOPHYSICAL REPORT
ISSUED ON 13 DECEMBER 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE
ASWAS SCALE DESCRIPTION: https://bit.ly/3lmaMBx
1. SUMMARY (06 DECEMBER - 12 DECEMBER)
Date 06 07 08 09 10 11 12
10cm 178 183 178 172 172 161 161
AFr 4 5 4 12 7 4 ( 5)
Aaus 4 6 5 9 5 5 ( 3)
T 150 141 134 141 117 128 148
Solar: Solar flare activity
Geomagnetic: Geomagnetic activity observed for Australian region.
Frequencies: Australian ionospheric F2 critical frequencies
06 Dec
Solar: R1, with an M1.2 at 0920UT
Geomagnetic: G0
Frequencies:
Cocos Island Region:
Enhanced by 15% during local day.
Enhanced by 15% during local night.
Niue Island Region:
Near predicted monthly values.
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/Davis/Mawson):
Near predicted monthly values over the UT day.
07 Dec
Solar: R1, with an M2.3 at 1308UT, and an M3.2 at
2215UT
Geomagnetic: G0
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Enhanced by 20% during local night.
Niue Island Region:
Mostly near predicted monthly values.
Depressed by 20% after local dawn.
Northern Australian Region:
Mostly near predicted monthly values.
Enhanced by 20% after local dawn.
Southern Australian Region:
Enhanced by 15% during local day.
Near predicted monthly values during local night.
Antarctic Region (Casey/Davis/Mawson):
Near predicted monthly values over the UT day.
08 Dec
Solar: R3, with an M3.2 at 2215UT, an X2.2 at 0906UT,
and an M1.5 at 1611UT
Geomagnetic: G0
Frequencies:
Cocos Island Region:
Mostly near predicted monthly values.
Niue Island Region:
Near predicted monthly values.
Northern Australian Region:
Near predicted monthly values.
Southern Australian Region:
Mostly near predicted monthly values.
Antarctic Region (Casey/Davis/Mawson):
Near predicted monthly values over the UT day.
09 Dec
Solar: R0
Geomagnetic: G0
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Enhanced by 20% during local night.
Niue Island Region:
Near predicted monthly values.
Northern Australian Region:
Enhanced by 15% during local day.
Enhanced by 20% during local night.
Southern Australian Region:
Near predicted monthly values.
Antarctic Region (Casey/Davis/Mawson):
Near predicted monthly values over the UT day.
10 Dec
Solar: R2, with an M6.4 at 0648UT, an M1.4 at 0709UT,
an M1.5 at 1102UT, and an M1.6 at 1758UT
Geomagnetic: G0
Frequencies:
Cocos Island Region:
Enhanced by 15% during local day.
Near predicted monthly values during local night.
Niue Island Region:
Mostly near predicted monthly values.
Northern Australian Region:
Near predicted monthly values.
Southern Australian Region:
Near predicted monthly values.
Antarctic Region (Casey/Davis/Mawson):
Near predicted monthly values over the UT day.
11 Dec
Solar: R2, with an M2.0 at 0604UT, an M2.8 at 1006UT,
and an M6.7 at 1550UT
Geomagnetic: G0
Frequencies:
Cocos Island Region:
Enhanced by 30% during local day.
Enhanced by 40% during local night.
Niue Island Region:
Near predicted monthly values.
Northern Australian Region:
Near predicted monthly values.
Southern Australian Region:
Near predicted monthly values.
Antarctic Region (Casey/Davis/Mawson):
Near predicted monthly values over the UT day.
12 Dec
Solar: R1, with an M2.2 at 1743UT, and an M1.6 at
2107UT
Geomagnetic: G0
Frequencies:
Cocos Island Region:
Enhanced by 25% during local day.
Enhanced by 15% during local night.
Niue Island Region:
Near predicted monthly values.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 15% during local night.
Southern Australian Region:
Enhanced by 15% during local day.
Near predicted monthly values during local night.
Antarctic Region (Casey/Davis/Mawson):
Near predicted monthly values over the UT day.
2. FORECAST (13 DECEMBER - 19 DECEMBER)
Solar:
Solar activity is expected to be at R1-R2 levels over 13-19 Dec.
Geomagnetic:
G0 geomagnetic conditions are expected over 13-19 Dec.
Frequencies:
MUFs near predicted monthly values to 15% enhanced. Shortwave
fadeouts are possible.
For an explanation of some of the terms in this report, go to
https://www.sws.bom.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.
Australian Space Weather Forecasting Centre
Bureau of Meteorology
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au
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