[Ips-wgr] IPS Weekly Geo. Report (17 August 06)

[rwc]

SUBJ: IPS WEEKLY GEOPHYSICAL REPORT 
ISSUED ON 17 AUGUST 2006, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (08 AUGUST - 16 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               
 08 Aug   2232 2211    7     
 09 Aug   1223 2112    6     
 10 Aug   1120 1012    3    
 11 Aug   1211 2111    4    
 12 Aug   1221 2311    6    
 13 Aug   1111 0111    2    
 14 Aug   1111 1011    2    
 15 Aug   1101 0111    2    
 16 Aug   1111 1101    2    


The geomagnetic activity remained mostly at quiet levels
throughout this period with some unsettled periods on 
8,9 and 12 August. 

Quiet to unsettled conditions.

2. FORECAST (17 AUGUST - 16 SEPTEMBER)
Disturbed Periods: 
minor storm on 19 Aug.

Best Quiet Periods: 
 17 Aug to 18 Aug,  22 Aug,  25 Aug to 26 Aug,  30 Aug to 2 Sep, 
7 Sep to 12 Sep. 

3. FORECAST FOR HIGH RESOLUTION AEROMAGNETIC SURVEYS

Northern Australian Regions: 
 Disturbed Periods: 18 to 19 Aug.
 Best Quiet Periods: 17 Aug, 20 Aug to 24 Aug, 30 Aug to 16 Sep.

Central Australian Regions: 
 Disturbed Periods: 18 to 19 Aug.
 Best Quiet Periods: 17 Aug, 20 Aug to 24 Aug, 30 Aug to 16 Sep.

Southern Australian Regions:
 Disturbed Periods: 18 Aug to 19 Aug.
 Best Quiet Periods: 17 Aug, 20 Aug to 22 Aug,  30 Aug to 2 Sep,  
 6 Sep to 16 Sep.

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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