[Ips-wgr] IPS Weekly Geo. Report (07 March 02)
rwc
rwc at ips.gov.au
Thu Mar 7 12:05:29 EST 2002
SUBJ: IPS WEEKLY GEOPHYSICAL REPORT
ISSUED ON 07 MARCH 2002, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (26 FEBRUARY - 06 MARCH)
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
26 Feb 2322 2223 9
27 Feb 3222 1122 7
28 Feb 2534 3345 25 A weak (26nT) impulse was observed
in the IPS magnetomter data at 0451UT on 28 Feb, and a weak
(14nT) impulse was observed at 0904UT on 28 Feb.
01 Mar 4222 2113 9
02 Mar 2322 2222 8
03 Mar 2333 2224 12
04 Mar 3223 2333 12
05 Mar 4534 3323 21
06 Mar 3343 3333 16
*estimated from real time data
Activity on 28 Feb was related to a possible mass ejection on
26 Feb. Activity during interval 05-06 Mar was due to a high
speed coronal hole wind stream. Further mild activity likely
on 07 Mar, then declining.
2. FORECAST (07 MARCH - 06 APRIL)
Disturbed Periods:
07 Mar : unsettled to active.
12 Mar : chance of active periods.
30 Mar - 2 Apr : active periods.
Best Quiet Periods:
14-23 Mar
PEASE 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/asfc
Haymarket NSW 1240 AUSTRALIA | FTP: ftp://ftp.ips.gov.au/users/asfc/
tel: +61 2 9213 8010 | fax: +61 2 9213 8060
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