[Ips-wgr] IPS Weekly Geo. Report (21 June 01)

rwc rwc at ips.gov.au
Thu Jun 21 10:52:16 EST 2001


SUBJ: IPS WEEKLY GEOPHYSICAL REPORT 
ISSUED ON 21 JUNE 2001, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (12 JUNE - 20 JUNE)
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               
 12 Jun   1111 0012    2        
 13 Jun   2222 1212    6       
 14 Jun   1101 0013    3      
 15 Jun   2222 0012    4     
 16 Jun   2221 0011    3    
 17 Jun   1112 2122    5           
 18 Jun   2345 4323   20           
 19 Jun   3111 1233    8
 20 Jun   3233 2211    9

*estimated from real time data

Moderate disturbance observed on 18 June following shock
in solar wind at 0153UT on 18 June. Shock believed associated
with flare/coronal mass ejection activity on 15 June.

2. FORECAST (21 JUNE - 21 JULY)
Disturbed Periods: 
   23 June: chance of CME related activity (weak event)
28-29 June
06-07 July
16-17 July

Best Quiet Periods: 
25 June - 27 June
30 June - 03 July
11 July - 14 July



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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