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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2026-03-03T08:12Z ( SOHO: LASCO/C2 )
All Detecting Spacecrafts:
SOHO: LASCO/C2
SOHO: LASCO/C3
GOES: CCOR-1
Activity ID: 2026-03-03T08:12:00-CME-001 (version 1)
Note Keyword:
Source Signature Keyword:
Morphology Keyword:
Note: CME faintly visible to the east in SOHO LASCO C2/C3 and GOES CCOR-1. Not clearly visible in STEREO A COR2. The source is not found, and the CME may be farsided. 
Version 1 submitted on 2026-03-03T17:58Z by Mary Aronne
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The List of CME Analysis already entered:
Event Type Catalog
Measurement TypeCME measurement type: Leading Edge (LE), Shock Front (SH), Right Hand Boundary (RHB), Left Hand Boundary (LHB), Black/White Boundary (BW), Prominence Core (COR), Disconnection Front (DIS), Trailing Edge (TE).
Prime?"primary flag" which is either True or False. If there are multiple CME analysis entries for a single CME, this flag would indicate which analysis is considered most accurate per measurement type. This is a helpful flag if you would like to download only one most accurate CME analysis per CME per Measurement Type
 Technique Long Lat Speed Type Half Width Time 21.5 Note WSA-ENLIL+Cone Result(s) Measured On Submitted By
CME Analysis M2M_CATALOG LE true Plane-of-sky NONE -4.0 271.0 S 18.0 2026-03-03T20:35Z Plane of sky measurement using SOHO LASCO C2 running difference imagery in SWPC_CAT. Not modeled Mary Aronne on 2026-03-03T17:59Z



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