[Ips-wgr] IPS Weekly Geo. Report (24 May 07)
rwc
rwc at ips.gov.au
Thu May 24 10:42:42 EST 2007
SUBJ: IPS WEEKLY GEOPHYSICAL REPORT
ISSUED ON 24 MAY 2007, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (15 MAY - 23 MAY)
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
15 May 1212 1111 4
16 May 1211 1012 3
17 May 1111 1112 3
18 May 2234 3222 11
19 May 2222 2322 8
20 May 2212 1112 5
21 May 2211 1112 4
22 May 1222 2233 8
23 May 3445 3235 25
*estimated from real time data
NOTE: Indices may have been generated from data obtained in
cooperation with the following organisations: Geoscience Australia,
University of Newcastle Space Physics Group, Australian Government
Antarctic Division and Space Environment Research Center, Japan.
active on 23 May.
quiet to unsettled on other days.
2. FORECAST (24 MAY - 23 JUNE)
Disturbed Periods:
active 24 May to 26 May.
Best Quiet Periods:
29 May to 2 Jun, 5 Jun to 13 Jun, 16 Jun to 17 Jun.
3. FORECAST FOR HIGH RESOLUTION AEROMAGNETIC SURVEYS
Northern Australian Regions: NA
Central Australian Regions:
Disturbed Periods: 24 May to 27 May.
Best Quiet Periods: 30 May to 2 Jun, 7 Jun to 12 Jun.
Southern Australian Regions:
Disturbed Periods: 26 May to 27 May, 19 Jun.
Best Quiet Periods: 29 May to 2 Jun, 7 Jun to 13 Jun.
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.
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