[Ips-wgr] IPS Weekly Geo. Report (11 October 07)
rwc
rwc at ips.gov.au
Thu Oct 11 10:44:04 EST 2007
SUBJ: IPS WEEKLY GEOPHYSICAL REPORT
ISSUED ON 11 OCTOBER 2007, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (02 OCTOBER - 10 OCTOBER)
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
02 Oct 2121 1112 4
03 Oct 2232 4222 10
04 Oct 2223 3211 8
05 Oct 2222 2111 5
06 Oct 1112 2112 4
07 Oct 2111 2111 4
08 Oct 1111 0011 2
09 Oct 1111 1011 2
10 Oct 1111 1101 2
*estimated from real time data
NOTE: Indices may have been generated from data obtained in
cooperation with the following organisations: Geoscience Australia,
University of Newcastle Space Physics Group, Australian Government
Antarctic Division and Space Environment Research Center, Japan.
Quiet to unsettled conditions.
2. FORECAST (11 OCTOBER - 10 NOVEMBER)
Disturbed Periods:
active on 26 Oct.
Best Quiet Periods:
11 Oct to 16 Oct, 22 Oct to 23 Oct, 1 Nov to 6 Nov.
3. FORECAST FOR HIGH RESOLUTION AEROMAGNETIC SURVEYS
Northern Australian Regions: NA
Central Australian Regions:
Disturbed Periods: None.
Best Quiet Periods: 11 Oct to 17 Oct, 21 Oct to 23 Oct, 27 Oct to 6 Nov.
Southern Australian Regions:
Disturbed Periods: None.
Best Quiet Periods: 11 Oct to 17 Oct, 22 Oct to 23 Oct, 28 Oct to 6 Nov.
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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