[Ips-wgr] IPS Weekly Geo. Report (19 April 01)

rwc rwc at ips.gov.au
Thu Apr 19 11:05:08 EST 2001


SUBJ: IPS WEEKLY GEOPHYSICAL REPORT 
ISSUED ON 19 APRIL 2001, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (10 APRIL - 18 APRIL)
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               
 10 Apr   3212 2322    8        
 11 Apr   2122 4767   51       
 12 Apr   5344 4225   25      
 13 Apr   1246 5543   31     
 14 Apr   3343 3323   15    
 15 Apr   2232 3212    8           
 16 Apr   2211 2112    5           
 17 Apr   1212 1222    5
 18 Apr   5553 2214   25

*estimated from real time data

Multiple CME impacts resulting in minor to major geomagnetic storms.

2. FORECAST (19 APRIL - 19 MAY)
Disturbed Periods: 
23-28 April: Active with the possiblity of storm activity
03-11 May: Storm level activity likely

Best Quiet Periods: 
20-22 April
17-19 May

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/asfc
Haymarket NSW 1240  AUSTRALIA     | FTP: ftp://ftp.ips.gov.au/users/asfc/ 
tel: +61 2 9213 8010              | fax: +61 2 9213 8060 




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