Halo CME on 20050513 - SOHO/LASCO C3 Data |
COMMENTS: This CME, if it encounters the earth, is expected to have ssignificant southward Bz component. This negative Bz, may cause a moderate to strong geomagnetic storm.
CME's Source Region is NOAA AR0759 ; P0= -21.26; Day of Year # 132
CME's Projected Speed: about 1100 km/sec (only two C3 images at this time)
See more info on the event
Estimated Travel Time is 2.0 +/- 0.25 day
Estimated Direction of the Bz in the Ejecta is SOUTHWARD ()
Estimated Magnitude of the hourly averaged Bz in the leading edge of the ejecta may be > 10 ... 25 nT (nT)
Estimated Change of the Dst index is -100 ... -200 (nT)
Estimated Level of the Geomagnetic Storm is MODERATE .. INTENSE ()
NONE > -30 > WEAK > -50 > MODERATE > -100 > INTENSE
1Numbers in red are
estimates. Numbers in parenthesis (if any) are actual measured
values
*These estimates should be compared to the
observed 1 hour averaged ACE and Dst values
SOHO/LASCO C3 |
SOHO/LASCO C3 |
SOHO/LASCO C3 |
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Full Disk Halpha |
Full Disk SOHO/MDI |
Full Disk SOHO/EIT195 |
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Active Region Halpha |
Active Region SOHO/MDI |
Active Region /EIT195 |
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Images are courtesy of Active Region Monitor
Automaticaly Generated on
Fri May 13 16:08:41 2005 (PST)
Please, send questions and comments
to Vasyl Yurchyshyn