CME Analysis Information (for CME activity ID: 2023-07-16T04:42:00-CME-001)
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):
1220.0
Speed measured at height (Rs):
14.0
Type: O
Direction (LON/LAT in HEEQ):
120.0/
5.0
Half Angular Width (degree): 51.0
Minor Half-width (degree): None Entered
Tilt (degree): None Entered
Time@21.5: 2023-07-16T07:34Z
Info/Session URL: None Entered
Note: The leading edge of this CME is only visible for a few frames in SOHO LASCO C2 and STEREO A COR2 due to its speed. SOHO LASCO C3 was experiencing a reduced cadence of one frame per three hours. Unable to obtain reliable measurement from limited C3 difference imagery, so best fit was made using SOHO LASCO C2 and STEREO A COR2 only.
Measurement Feature Code(s):
LE: Leading Edge
General Keyword(s):
Submitted on 2023-07-16T19:01Z by
Hannah Hermann
A Notification with ID
20230717-AL-002 was sent on 2023-07-17T16:41Z
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