[Ips-wgr] IPS Weekly Geo. Report (29 November 01)
rwc
rwc at ips.gov.au
Thu Nov 29 12:29:13 EST 2001
SUBJ: IPS WEEKLY GEOPHYSICAL REPORT
ISSUED ON 29 NOVEMBER 2001, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (20 NOVEMBER - 28 NOVEMBER)
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
20 Nov 3332 1102 8
21 Nov 1122 2212 5
22 Nov 3433 2223 13
23 Nov 3333 3333 15
24 Nov 3788 8635 127
A weak (35nT) impulse was observed in the IPS magnetomter data
at 0501UT, and a strong (102nT) impulse was observed at 0556UT.
25 Nov 3444 3213 17
A weak (20nT) impulse was observed in the IPS magnetomter data
at 0535UT.
26 Nov 2232 1112 6
27 Nov 2222 1113 6
28 Nov 2122 1113 6
*estimated from real time data
A CME impacted the Earth at 0501UT on 24 November producing some
periods of intense geomagnetic activity and severe storm levels
for 24 November. The remainder of the period was mostly quiet to
unsettled.
2. FORECAST (29 NOVEMBER - 29 DECEMBER)
Disturbed Periods: 14-21 December.
Best Quiet Periods: 5-12 December.
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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