[Ips-wgr] IPS Weekly Geo. Report (26 September 02)

[rwc]

SUBJ: IPS WEEKLY GEOPHYSICAL REPORT 
ISSUED ON 26 SEPTEMBER 2002, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (17 SEPTEMBER - 25 SEPTEMBER)
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               
 17 Sep   1323 3223   10     
 18 Sep   4333 3223   14     
 19 Sep   3223 4423   15    A possible weak (12nT) impulse 
 was observed in the IPS magnetomter data at 0623UT on 19 Sep.
 20 Sep   2221 0003    4    
 21 Sep   2122 2212    6    
 22 Sep   2221 2212    6    
 23 Sep   1111 0011    2    
 24 Sep   1012 1111    3    
 25 Sep   1000 1102    2    

*estimated from real time data

Mild activity observed 18-19 Sep, due to both recurrence and
a weak mass ejection on 17 Sep.

2. FORECAST (26 SEPTEMBER - 26 OCTOBER)
Mildly Disturbed Periods: 
02 Oct
05 Oct
07-09 Oct
15 Oct

Best Quiet Periods: 
11-13 Oct
17-27 Oct

PEASE NOTE:  
At this time of the solar cycle, space weather conditions 
are frequently determined by short timescale events, not 
able to be forecasted a week in advance. 

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