[Ips-wgr] IPS Weekly Geo. Report (07 August 03)
rwc
rwc at ips.gov.au
Thu Aug 7 10:51:10 EST 2003
SUBJ: IPS WEEKLY GEOPHYSICAL REPORT
ISSUED ON 07 AUGUST 2003, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (29 JULY - 06 AUGUST)
K indices are in UT (0-24). For conversion to local time:
AEST = UT + 10 hours; ACST = UT + 9.5 hours; AWST = UT + 8 hours
Australian Region*
Date K-INDICES A
29 Jul 3444 5444 28
30 Jul 3445 5333 26
31 Jul 3345 4333 22
01 Aug 4445 5333 27
02 Aug 3333 3343 16
03 Aug 2333 2223 11
04 Aug 1233 1223 9
05 Aug 3221 1112 6
06 Aug 3343 3212 13
*estimated from real time data
Coronal hole induced geomagnetic activity
observed first half of week. Also, solar
region 424 in the solar south-east quadrant
may become flare active if recent
region development rates continue.
2. FORECAST (07 AUGUST - 06 SEPTEMBER)
Disturbed Periods:
07-08 Aug: Active to minor storm periods expected due to
coronal hole.
11-16 Aug: Unsettled to Active periods expected due to coronal
hole. Chance isolated minor storm periods.
22-23 Aug: Active periods expected (coronal hole)
25-28 Aug: Active periods expected (coronal hole)
Best Quiet Periods:
Quiet periods restricted due to extended intervals
of coronal hole high speed wind stream induced activity.
17-21 Aug
30 Aug 01 Sep
PLEASE NOTE:
At this time of the solar cycle, space weather conditions
are frequently determined by short timescale events, not
able to be forecasted a week in advance.
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
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