[Ips-wgr] IPS Weekly Geo. Report (04 October 07)
rwc at ips.gov.au
Thu Oct 4 11:11:27 EST 2007
SUBJ: IPS WEEKLY GEOPHYSICAL REPORT
ISSUED ON 04 OCTOBER 2007, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (25 SEPTEMBER - 03 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
Date K-INDICES A
25 Sep 2121 1122 5
26 Sep 2121 1111 4
27 Sep 1112 2533 12 A weak (15nT) impulse was observed in the IPS
magnetometer data at 1153UT on 27 Sep, and a weak (23nT) impulse was
observed at 1626UT on 27 Sep.
28 Sep 3332 1233 11
29 Sep 3344 4323 18
30 Sep 2333 2222 10
01 Oct 2223 2212 7
02 Oct 2121 1112 4
03 Oct 2232 4222 10
*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 on 29 Sep and short period of active levels on 03 Oct.
quiet to unsettled on other days.
2. FORECAST (04 OCTOBER - 03 NOVEMBER)
active on 24-26 Oct.
Best Quiet Periods:
5 Oct to 16 Oct, 22 Oct to 23 Oct.
3. FORECAST FOR HIGH RESOLUTION AEROMAGNETIC SURVEYS
Northern Australian Regions: NA
Central Australian Regions:
Disturbed Periods: None.
Best Quiet Periods: 6 Oct to 17 Oct, 21 Oct to 23 Oct, 27 Oct to 30 Oct.
Southern Australian Regions:
Disturbed Periods: None.
Best Quiet Periods: 4 Oct to 17 Oct, 22 Oct to 23 Oct, 28 Oct to 30 Oct.
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
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
IMPORTANT: This e-mail, including any attachments, may contain,
confidential or copyright information. The views expressed in
this message are those of the individual sender, unless
specifically stated to be the views of IPS. If you are not
the intended recipient, please contact the sender immediately
and delete all copies of this e-mail and attachments.
Occasionally IPS sends email promoting IPS products and
services to its mailing list customers. If you do not wish to
receive this promotional material please email
no-spam at ips.gov.au with the subject header:UNSUBSCRIBE"
More information about the ips-wgr