[Ips-dhfpr] SWS Daily HF Prop Report - 21 October 19 issued 2356 UT on 21 Oct 2019
rwc
rwc at ips.gov.au
Tue Oct 22 10:56:57 EST 2019
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/21 OCTOBER 2019 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (21 OCTOBER)
Date T index Conditions
21 Oct -23 Normal
Flares: none.
MUFs:
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:
Near predicted monthly values during local day.
Depressed by 35% during local night.
Southern Australian Region:
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
Sep -5
Oct -15
Nov -16
2. FORECAST (22 OCTOBER - 24 OCTOBER)
Date T index Conditions MUFs
22 Oct -20 Normal Near predicted monthly values
23 Oct -20 Normal-fair Near predicted monthly values
24 Oct -25 Normal-fair Near predicted monthly values
COMMENT: Maximum Usable Frequencies (MUFs) were at near predicted
monthly values over the AUS/NZ region with only slight depressions
of 20% for Equatorial and Northern AUS regions. Similar conditions
are expected for the next 2 days. Variable HF conditions expected
for 24Oct ranging from enhancements to notably depressed MUFs
due to increased geomagnetic activity.
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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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