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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2025-10-17T02:24Z ( SOHO: LASCO/C2 )
All Detecting Spacecrafts:
SOHO: LASCO/C2
Activity ID: 2025-10-17T02:24:00-CME-001 (version 1)
Source Location: N24W70
Active Region Number: 14246
Note Keyword:
Faint: Faint event; may affect type assignment
Source Signature Keyword:
FLR: Flare
OFL: Moving/Opening field lines
BR: Brightening
Morphology Keyword:
O: Other
Note: Faint CME seen to the NW in SOHO LASCO C2. Not discernable in SOHO LASCO C3, GOES CCOR-1, and STEREO A COR2, due to faintness. Source is an M1.5 flare and eruption from AR 14246 (N24W70) seen as brightening and opening field lines in GOES SUVI 304/284 starting at 2025-10-17T01:21Z. 
Version 1 submitted on 2025-10-17T17:05Z by Hannah Hermann
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 70.0 38.0 317.0 S 26.0 2025-10-17T13:53Z Measurement using candidate source location seen in available UV imagery and best fit using three frames of SOHO LASCO C2. Leading edge becomes diffuse after a few frames of SOHO LASCO C2. 1: Result 1 (2.0 AU)
Hannah Hermann on 2025-10-17T17:06Z



All directly linked activities:
2025-10-17T01:15:00-FLR-001
FLR Type: M1.5


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