[Ips-dhfpr] SWS Daily HF Prop Report - 08 June 19 issued 2348 UT on 08 Jun 2019
rwc
rwc at ips.gov.au
Sun Jun 9 09:48:17 EST 2019
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/08 JUNE 2019 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (08 JUNE)
Date T index Conditions
08 Jun -7 Normal-fair
Flares: none.
MUFs:
Cocos Island Region:
Mostly near predicted monthly values.
Depressed by 20% after local dawn.
Niue Island Region:
Near predicted monthly values during local day.
Enhanced by 25% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 25% 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
May 2
Jun -11
Jul -12
2. FORECAST (09 JUNE - 11 JUNE)
Date T index Conditions MUFs
09 Jun 10 Normal-fair Near to 15% above predicted
monthly values, possible moderate
depressions at high latitudes
10 Jun 0 Normal Near predicted monthly values
11 Jun 0 Normal Near predicted monthly values
COMMENT: Maximum usable frequencies (MUFs) ranged mostly from
near predicted monthly values to mildly enhanced ones for Australian
regions and Antarctica. Sporadic-E occurrences were observed
over some Australian ionosonde sites. For 9-11 June, MUFs are
expected to range mostly near predicted monthly levels, with
moderate enhancement in MUFs possible in mid-latitudes and moderate
depressions possible in high latitudes on 9 June due to recent
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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