[Ips-dhfpr] IPS Daily HF Prop Report - 13 March 12 issued 2353 UT on 13 Mar 2012
rwc
rwc at ips.gov.au
Wed Mar 14 10:53:24 EST 2012
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 13/2330Z MARCH 2012 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (13 MARCH)
Date T index Conditions
13 Mar 75 Normal-fair
Flares Max Fadeout Freq. Sectors
M7.9 1743UT probable lower South American/
Atlantic
MUFs:
Cocos Island Region:
Enhanced by 40% during local day.
Enhanced by 35% during local night.
Niue Island Region:
Near predicted monthly values during local day.
Depressed by 15% during local night.
Northern Australian Region:
Near predicted monthly values.
Southern Australian and New Zealand Region:
Mostly near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Proton event in progress, increased absorption
observed.
PCA Event : 10Mev Proton/PCA Event Began at 0530UT 07/03, Ended at 2135UT 12/03
and, 10Mev Proton/PCA Event Began 13 03 2012 1900UT and is in progress
Predicted Monthly T index for March: 81
2. FORECAST (14 MARCH - 16 MARCH)
Date T index Conditions MUFs
14 Mar 70 Normal Near predicted monthly values.
15 Mar 70 Normal Near predicted monthly values
16 Mar 60 Fair-normal Near predicted monthly values/depressed
10 to 20%
COMMENT: Weak ionosphere for the Antarctic region with increased
absorption. The present proton event is declining. HF propagation
conditions are expected to improve slightly over the next 2 days.
Degraded ionospheric conditions possible day 3 affecting higher
latitudes due to anticipated geomagnetic disturbances.
----------------------------------------------------------
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.
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.
To unsubscribe from an IPS mail list either send an email to
"MAIL_LIST"-leave at ips.gov.au or go to
http://listserver.ips.gov.au/mailman/listinfo/"MAIL_LIST".
Information about training can be obtained from
http://listserver.ips.gov.au/mailman/listinfo/ips-training.
General information is available from
http://listserver.ips.gov.au/mailman/listinfo/ips-info.
More information about the ips-dhfpr
mailing list