CME Analysis Information (for CME activity ID: 2024-08-19T22:12:00-CME-001)
Catalog: M2M_CATALOG
Data Level: 1 (0=real-time, 1=real-time and checked by supervising forecaster, 2=retrospective science level data analysis)
Use as primary measurement: true
Measurement Technique:
SWPC_CAT
Detecting Instruments:
SOHO: LASCO/C2
SOHO: LASCO/C3
STEREO A: SECCHI/COR2
Image Type:
running difference
Speed (km/s):
533.0
Speed measured at height (Rs):
13.0
Type: C
Direction (LON/LAT in HEEQ):
90.0/
18.0
Half Angular Width (degree): 39.0
Minor Half-width (degree): None Entered
Tilt (degree): None Entered
Time@21.5: 2024-08-20T04:49Z
Info/Session URL: None Entered
Note: Measurement of faint leading edge using best fit between C2, C3 and COR2A. The faint leading edge was easiest to track in C2 and COR2A, so these were mainly used to determine the best fit parameters. The leading edge is extremely faint and partially obstructed by the pylon in C3, but the faint leading edge feature is just distinct enough in C3 to be trackable.
Measurement Feature Code(s):
LE: Leading Edge
General Keyword(s):
Submitted on 2024-08-20T20:04Z by
Hannah Hermann
A Notification with ID
20240820-AL-002 was sent on 2024-08-20T21:22Z
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