[Ips-dhfpr] IPS Daily HF Prop Report - 16 February 14 issued 2330 UT on 16 Feb 2014
Regional Warning Centre
rwc at ips.gov.au
Mon Feb 17 10:30:43 EST 2014
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/16 FEBRUARY 2014 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (16 FEBRUARY)
Date T index Conditions
16 Feb 132 Normal-fair
Flares Max Fadeout Freq. Sectors
M1/-- 0926UT possible lower Mid East/Indian
MUFs:
Cocos Island Region:
No data available.
Niue Island Region:
No data available.
Northern Australian Region:
Enhanced by 25% during local day.
Enhanced by 30% during local night.
Southern Australian and New Zealand Region:
Enhanced by 30% during local day.
Enhanced by 20% 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
Jan 119
Feb 75
Mar 75
2. FORECAST (17 FEBRUARY - 19 FEBRUARY)
Date T index Conditions MUFs
17 Feb 85 Normal Near predicted monthly values/depressed
10 to 20%
18 Feb 100 Normal Near to 15% above predicted
monthly values
19 Feb 110 Normal Near to 15% above predicted
monthly values
COMMENT: IPS Preliminary HF Communications Warning 8 was issued
on 13 February and is current for 15-17 Feb. The ionosphere in
the Australian region was enhanced over the past 24 hours. MUFs
were generally above predicted monthly values, however some degraded
HF conditions were again observed at S.Aus locations overnight.
MUFs on 17-Feb are expected to range from near predicted monthly
values to mildly depressed, with depressions more likely during
the day, at S.Aus/NZ/Antarctic locations. Further short-wave
fadeouts are possible.
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For an explanation of some of the terms in this report, go to
http://www.ips.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.
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