UCMEO 93001 30710 1600/
30710 61200 81524 1251/ 358// 233// 40566
30710 61143 81247 31254 13358 2222/
99999
PLAIN
SOHO/LASCO HALO CME July 10, 2023 FRONTSIDE
C2 Start Time: 12:00 UT
C3 Start Time: 12:30 UT
Type of CME:
Assymmetric Partial HALO CME — FRONTSIDE
pa1: 125 pa2: 358 Total Width: 233 degrees
Velocity Measurements:
C2: 4 points 781.9 km/sec @ PA 250.68
C3: 22 points 543.5 km/sec @ PA 250.60
Average through both(C2/C3) fields: 566.8 km/sec Acceleration: -9.78 m/sec^2.
COMMENT: LASCO C2/C3 show a bright partial-halo CME in the W region.
The flare is associated with filament eruption starting at
approximately 11:40 UT, most visibly seen in GOES SUVI 304. The flare
was centered at S12W54 (AR 3358) with a GOES Class of C2.5.
STEREO Beacon Data
COR2 A, shows a bright loop CME over the West 12:23 - 15:53 UT.
Preliminary time/height measure gives 735.3 km/sec @ 280
degrees.
Preliminary UCMEO velocity and position measurements are delivered first.
Images, movies, and time/height information for this event will be available at:
https://umbra.nascom.nasa.gov/lasco/observations/halo/2023/230710_B
Best Regards,
--James Tabourne
[Images from original message are omitted here]
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