[Ips-dhfpr] SWS Daily HF Prop Report - 21 January 20 issued 2332 UT on 21 Jan 2020
rwc
rwc at ips.gov.au
Wed Jan 22 10:32:49 EST 2020
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/21 JANUARY 2020 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (21 JANUARY)
Date T index Conditions
21 Jan -20 Normal
Flares: None
MUFs:
Cocos Island Region:
Depressed by 25% during local day.
Near predicted monthly values during local night.
Enhanced by 20% after local dawn.
Niue Island Region:
Near predicted monthly values.
Northern Australian Region:
Depressed by 15% during local day.
Enhanced 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.
PCA Event : No event.
Monthly T index:
Month T index
Dec -29
Jan -16
Feb -17
2. FORECAST (22 JANUARY - 24 JANUARY)
Date T index Conditions MUFs
22 Jan -20 Normal Near predicted monthly values
23 Jan -20 Normal Near predicted monthly values
24 Jan -20 Normal Near predicted monthly values
COMMENT: Maximum usable frequencies (MUFs) were mostly near predicted
monthly values for the Australian region on UT day 21 January
with some periods of minor depressions as well as periods of
minor enhancements. Sporadic-E occurrences were also observed
over some Australian stations. Nearly similar levels of ionospheric
support is expected in the Australian regions for the next three
UT days, 22 to 24 January.
----------------------------------------------------------
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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