[Ips-wgr] IPS Weekly Geo. Report (14 December 06)
rwc
rwc at ips.gov.au
Thu Dec 14 13:10:26 EST 2006
SUBJ: IPS WEEKLY GEOPHYSICAL REPORT
ISSUED ON 14 DECEMBER 2006, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (05 DECEMBER - 13 DECEMBER)
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
05 Dec 1112 1312 5
06 Dec 3334 4343 19
07 Dec 3343 4323 17
08 Dec 3454 3333 22
A weak (27nT) impulse was observed in the IPS magnetometer data
at 0435UT on 08 Dec.
09 Dec 2321 1333 10
10 Dec 3323 3423 14
11 Dec 3432 2124 13
12 Dec 3343 4433 19
13 Dec 4221 1122 8
A weak (15nT) impulse was observed in the IPS magnetometer data
at 0222UT on 13 Dec.
*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.
active 6 Dec to 8 Dec, active on 12 Dec.
quiet to unsettled on other days.
2. FORECAST (14 DECEMBER - 13 JANUARY)
Disturbed Periods:
active on 16 Dec, active on 21 Dec, active 2 Jan to 4 Jan.
major storm 14 Dec to 15 Dec.
Best Quiet Periods:
17 Dec to 19 Dec, 24 Dec to 26 Dec, 28 Dec to 1 Jan, 5 Jan to 7 Jan.
3. FORECAST FOR HIGH RESOLUTION AEROMAGNETIC SURVEYS
Northern Australian Regions:
Disturbed Periods: 14 Dec to 17 Dec.
Best Quiet Periods: 24 Dec to 8 Jan.
Central Australian Regions:
Disturbed Periods: 14 Dec to 17 Dec., 5 Jan.
Best Quiet Periods: 24 Dec to 30 Dec.
Southern Australian Regions:
Disturbed Periods: 14 Dec to 17 Dec.
Best Quiet Periods: 24 Dec to 30 Dec.
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.
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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