[Ips-dhfpr] SWS Daily HF Prop Report - 20 April 20 issued 2334 UT on 20 Apr 2020
rwc
rwc at ips.gov.au
Tue Apr 21 09:34:35 EST 2020
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/20 APRIL 2020 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (20 APRIL)
Date T index Conditions
20 Apr 1 Normal
Flares: none.
MUFs:
Cocos Island Region:
Enhanced by 25% during local day.
Enhanced by 105% during local night.
Niue Island Region:
No data available during local day.
No data available during local night.
Enhanced by 45% after local dawn.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 45% during local night.
Enhanced by 35% after local dawn.
Southern Australian Region:
Near predicted monthly values during local day.
Enhanced by 25% during local night.
Enhanced by 20% after local dawn.
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
Mar 1
Apr -14
May -14
2. FORECAST (21 APRIL - 23 APRIL)
Date T index Conditions MUFs
21 Apr -5 Normal Near predicted monthly values/depressed
10 to 20%
22 Apr 0 Normal Near predicted monthly values
23 Apr 0 Normal Near predicted monthly values
COMMENT: Maximum usable frequencies (MUFs) were near predicted
monthly values with periods of minor to significant enhancements
for the Australian region on UT day, 20 Apr. Nearly similar HF
conditions may be expected on UT days 22 and 23 April. However,
minor MUF depressions may be observed on UT day 21 April.
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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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