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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2025-10-28T03:24Z ( SOHO: LASCO/C2 )
All Detecting Spacecrafts:
SOHO: LASCO/C2
SOHO: LASCO/C3
Activity ID: 2025-10-28T03:24:00-CME-001 (version 2)
Source Location: N20E41
Note Keyword:
Faint: Faint event; may affect type assignment
CHP: CME - Coronal Hole Proximity
Source Signature Keyword:
FIL: Filament eruption
OFL: Moving/Opening field lines
Morphology Keyword:
O: Other
Note: CME observed to the E in only SOHO LASCO C2/C3, likely obscured by an eclipse in GOES CCOR-1 and too faint for STEREO A COR2. The source is likely a filament which spanned approximately N22E54-N18E27 at 2025-10-28T02:00Z, slowly erupting as early as 2025-10-28T02:09Z, and speeding up around 2025-10-28T03:21Z. The eruption is observed best in GOES SUVI 171/195/284/304 and is seen on the east limb viewed from STEREO A EUVI 195/304.
Version 1 submitted on 2025-10-28T13:30Z by Tony Iampietro
Version 2 submitted on 2025-10-29T18:24Z by Mary Aronne
	
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 SWPC_CAT -41.0 12.0 398.0 S 26.0 2025-10-28T12:07Z Single spacecraft 3D measurement with SOHO LASCO C2/C3 using the central point of the filament eruption, N20E41, as a starting point and adjusting latitude and width to fit. Longitude could range E54-E27. 1: Result 1 (2.0 AU)
BepiColombo = 2025-10-29T10:25Z
2: Result 2 (2.0 AU)
Earth = 2025-11-01T00:00Z
BepiColombo = 2025-10-29T10:16Z
OSIRIS-APEX = 2025-10-31T14:00Z
Parker Solar Probe = 2025-10-30T16:00Z
2025-10-28T12:54Z Tony Iampietro on 2025-10-28T13:34Z



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