[Ips-wgr] IPS Weekly Geo. Report (03 August 06)
rwc
rwc at ips.gov.au
Thu Aug 3 12:13:28 EST 2006
SUBJ: IPS WEEKLY GEOPHYSICAL REPORT
ISSUED ON 03 AUGUST 2006, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (25 JULY - 02 AUGUST)
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
25 Jul 2211 2111 4
26 Jul 2111 1000 2
27 Jul 1110 2222 4
A weak (12nT) impulse was observed in the IPS magnetometer data
at 1355UT on 27 Jul.
28 Jul 4433 3211 14
29 Jul 2111 0011 2
30 Jul 1211 0111 3
31 Jul 2233 4222 11
01 Aug 2334 3311 12
02 Aug 2222 2212 6
*estimated from real time data
Quiet to unsettled conditions.
2. FORECAST (03 AUGUST - 02 SEPTEMBER)
Disturbed Periods:
No strong recurrent patterns, however mild activity may be experienced on:
3 Aug, 6 Aug, 8 Aug, 10 Aug, 23 Aug to 24 Aug, 27 Aug to 29 Aug.
Best Quiet Periods:
4 Aug to 5 Aug, 7 Aug, 9 Aug, 11 Aug to 22 Aug, 25 Aug to 26 Aug.
3. FORECAST FOR HIGH RESOLUTION AEROMAGNETIC SURVEYS
Northern Australian Regions:
Disturbed Periods: None.
Best Quiet Periods: 3 Aug to 29 Aug.
Central Australian Regions:
Disturbed Periods: None.
Best Quiet Periods: 3 Aug to 21 Aug, 25 Aug, 27 Aug to 29 Aug.
Southern Australian Regions:
Disturbed Periods: None.
Best Quiet Periods: 3 Aug to 21 Aug, 29 Aug.
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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