CME Analysis Information (for CME activity ID: 2026-04-30T12:38:00-CME-001)
Measurement Creation Time: 2026-04-30T18:35Z
Catalog: M2M_CATALOG
Data Level: 0 (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
STEREO A: SECCHI/COR2
Image Type:
running difference
Speed (km/s):
236.0
Speed measured at height (Rs):
10.0
Type: S
Direction (LON/LAT in HEEQ):
7.0/
-25.0
Half Angular Width (degree): 37.0
Minor Half-width (degree): None Entered
Tilt (degree): None Entered
Time@21.5: 2026-05-01T03:12Z
Info/Session URL: None Entered
Note: Leading edge measurement using SOHO C2 before the CME's front disappears before reaching the field of view, the CME is still visible in COR2A until about 17:00Z, so the measurement is able to be taken out to about ten solar radii.
Measurement Feature Code(s):
LE: Leading Edge
General Keyword(s):
Version 1 submitted on 2026-04-30T18:40Z by Chris Stubenrauch
No Notification has been sent for this activity yet.
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