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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2026-01-28T21:12Z ( SOHO: LASCO/C2 )
All Detecting Spacecrafts:
SOHO: LASCO/C2
Activity ID: 2026-01-28T21:12:00-CME-001 (version 1)
Note Keyword:
Faint: Faint event; may affect type assignment
Source Signature Keyword:
Morphology Keyword:
Note: Very faint CME first seen to the SE in SOHO LASCO C2 starting around 2026-01-28T21:12Z. This front is also faintly seen in GOES CCOR-1, but it is too "fuzzy" to be measurable. There is not good source candidate for this CME on the Earth-facing disk. The source may be far-sided. 
Version 1 submitted on 2026-01-29T01:32Z by Elizabeth Juelfs
No Notification has been sent for this activity yet.

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 -62.0 289.0 S 24.0 2026-01-29T09:12Z Plane-of-sky measurement based on running difference imagery from SOHO LASCO C2. Not modeled Elizabeth Juelfs on 2026-01-29T01:32Z



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