[Ips-wgr] IPS Weekly Geo. Report (29 July 04)
rwc
rwc at ips.gov.au
Thu Jul 29 11:29:25 EST 2004
SUBJ: IPS WEEKLY GEOPHYSICAL REPORT
ISSUED ON 29 JULY 2004, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (20 JULY - 28 JULY)
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
20 Jul 2211 1122 5
21 Jul 2220 0101 3
22 Jul 1113 3345 16 A weak (17nT) impulse was observed in the IPS
magnetomter data at 1037UT on 22 Jul.
23 Jul 3454 4423 24
24 Jul 3343 4334 19
25 Jul 4565 6556 57
26 Jul 4323 1236 21
27 Jul 5667 7645 80
28 Jul 3322 3234 13
*estimated from real time data
Coronal mass ejection (CME) induced storm activity observed second half
of week, 22, 25, 27 Jul. The solar region that produced these mass
ejections is about to rotate off the solar disk, and is still active.
A recent CME from this region is expected to reach the Earth on
30 July. This region is due to return to the solar disk on around
12 Aug.
2. FORECAST (29 JULY - 28 AUGUST)
Disturbed Periods: 30 July: Minor storm chance major storm.
No significant 27 day recurrent patterns. Mild activity
possible on 7-8 Aug and 21-22 Aug.
Note: Possible return of coronal mass ejection producing solar region after
12 Aug. CME induced activity may be experienced if this region returns.
Best Quiet Periods:
1-5 Aug
10-11 Aug
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
IMPORTANT: This e-mail, including any attachments, may contain,confidential
or copyright information. The views expressed in this message are those of
the individual sender, unless specifically stated to be the views of IPS.
If you are not the intended recipient, please contact the sender immediately
and delete all copies of this e-mail and attachments. Occasionally IPS sends
email promoting IPS products and services to its mailing list customers.
If you do not wish to receive this promotional material please email
no-spam at ips.gov.au with the subject header:UNSUBSCRIBE"
More information about the ips-wgr
mailing list