[Ips-dhfpr] SWS Daily HF Prop Report - 03 January 20 issued 2337 UT on 03 Jan 2020
rwc
rwc at ips.gov.au
Sat Jan 4 10:37:14 EST 2020
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/03 JANUARY 2020 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (03 JANUARY)
Date T index Conditions
03 Jan -21 Normal
Flares: none.
MUFs:
Cocos Island Region:
Near predicted monthly values during local day.
Depressed by 20% during local night.
Niue Island Region:
Near predicted monthly values during local day.
Depressed by 25% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 15% during local night.
Southern Australian Region:
Mostly near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Dec -29
Jan -16
Feb -17
2. FORECAST (04 JANUARY - 06 JANUARY)
Date T index Conditions MUFs
04 Jan -20 Normal Near predicted monthly values/depressed
10 to 25%
05 Jan -20 Normal Near predicted monthly values/depressed
10 to 25%
06 Jan -20 Normal Near predicted monthly values/depressed
10 to 25%
COMMENT: Maximum usable frequencies (MUFs) were mostly near predicted
monthly values in the Australian region on UT day 03 January.
Minor to Moderate depressions were observed during the local
night in the Cocos Island and Niue Island regions. Sporadic-E
occurrences were seen over some Australian ionosonde sites. In
the Australian region, MUFs are expected to remain near predicted
monthly values with the possibility of Minor to Moderate depressions
for the next three UT days, 04-06 January.
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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
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