[Ips-wgr] IPS Weekly Geo. Report (06 March 08)
rwc
rwc at ips.gov.au
Thu Mar 6 12:56:05 EST 2008
SUBJ: IPS WEEKLY GEOPHYSICAL REPORT
ISSUED ON 06 MARCH 2008, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (26 FEBRUARY - 05 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 2112 2112 5
27 Feb 1121 2233 7
28 Feb 3324 3433 17
29 Feb 3334 3433 18
01 Mar 4434 4322 19
02 Mar 2232 2312 8
03 Mar 2222 1211 5
04 Mar 1222 2001 4
05 Mar 2123 4222 10
*estimated from real time data
The period started with geomagnetic activity at quiet levels.
The effect of a high speed solar wind stream raised the
geomagnetic activity to unsettled levels on 27 February
and 02 March and upto Active levels from 28 February to 01 March.
2. FORECAST (06 MARCH - 05 APRIL)
Disturbed Periods:
Unsettled on 07 March, Active on 08, 09, 26 and 27 March, Active on
05 April.
Best Quiet Periods:
6, 10 and 15 March, 18 to 24 March, 30 March to 2 April.
3. FORECAST FOR HIGH RESOLUTION AEROMAGNETIC SURVEYS
Northern Australian Regions: NA
Central Australian Regions:
Disturbed Periods: None.
Best Quiet Periods: 14 Mar to 22 Mar, 28 Mar to 31 Mar.
Southern Australian Regions:
Disturbed Periods: 11 Mar, 25 Mar.
Best Quiet Periods: 6 Mar, 14 Mar, 16 Mar to 20 Mar, 28 Mar to 31
Mar.
Pc3 pulsations are high frequency (10-45 second period) variations
of the Earths magnetic field. Daily pc3-indices are the daily sum of
20 minute pc3-indices for that station and have been shown to be well
correlated with rejection of high resolution aeromagnetic survey
flight-line data.
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