[Ips-wgr] IPS Weekly Geo. Report (23 December 04)

[rwc]

SUBJ: IPS WEEKLY GEOPHYSICAL REPORT 
ISSUED ON 23 DECEMBER 2004, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (14 DECEMBER - 22 DECEMBER)
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               
 14 Dec   2233 3122    9     
 15 Dec   2230 1212    6     
 16 Dec   2321 3234   12    
 17 Dec   3433 2333   15    
 18 Dec   3333 4223   14    
 19 Dec   1221 0122    4    
 20 Dec   2222 2112    6    
 21 Dec   1253 2223   13    A weak (13nT) impulse was observed in the IPS
magnetometer data at 0631UT on 21 Dec.
 22 Dec   2354 4223   19    

*estimated from real time data

Mild to moderate activity obserserved 16-18 Dec, and 21-22 Dec
in association with coronal hole wind streams.

2. FORECAST (23 DECEMBER - 22 JANUARY)
Moderate Disturbed Periods: 
   23 Dec
02-04 Jan
   09 Jan
13-14 Jan

Best Quiet Periods: 
29-31 Dec
15-16 Jan
25-27 Jan


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