[Ips-dhfpr] IPS Daily HF Prop Report - 19 December 06
rwc
rwc at ips.gov.au
Wed Dec 20 10:05:07 EST 2006
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 19/2330Z DECEMBER 2006 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (19 DECEMBER)
Date T index Conditions
19 Dec -12 Normal
Flares: none.
MUFs:
Equatorial PNG/Niue Region:
Depressed by 15% during local day,
Depressed by 25% during local night.
Northern Australian Region:
Near predicted monthly values during local day,
Depressed by 15% during local night.
Southern Australian and New Zealand 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.
Predicted Monthly T index for December: 10
2. FORECAST (20 DECEMBER - 22 DECEMBER)
Date T index Conditions MUFs
20 Dec -10 Normal-fair 10 to 30% below predicted monthly
values
21 Dec -10 Normal-fair 10 to 30% below predicted monthly
values
22 Dec -10 Normal-fair 10 to 20% below predicted monthly
values
COMMENT: Ionospheric conditions were significantly depressed
in Northern Australian/Pacific regions throughout the UT day.
Isolated sporadic E was observed during local night in Northern
Australian/Pacific regions and local day in Southern Australian
regions, degrading communications at lower HF frequencies. Expect
ionospheric support to be slightly depressed over the next few
days due to geomagnetic activity.
----------------------------------------------------------
For an explanation of some of the terms in this report, goto
http://www.ips.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.
IPS Radio and Space Services email: asfc at ips.gov.au
PO Box 1386 WWW: http://www.ips.gov.au
Haymarket NSW 1240 AUSTRALIA FTP: ftp://ftp.ips.gov.au
tel: +61 2 9213 8010 fax: +61 2 9213 8060
IMPORTANT: This e-mail, including any attachments, may contain,confidential
or copyright information. The views expressed in this message are those of
the individual sender, unless specifically stated to be the views of IPS.
If you are not the intended recipient, please contact the sender immediately
and delete all copies of this e-mail and attachments. Occasionally IPS sends
email promoting IPS products and services to its mailing list customers.
If you do not wish to receive this promotional material please email
no-spam at ips.gov.au with the subject header:UNSUBSCRIBE"
More information about the ips-dhfpr
mailing list