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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2025-10-18T17:12Z ( SOHO: LASCO/C2 )
All Detecting Spacecrafts:
SOHO: LASCO/C2
SOHO: LASCO/C3
STEREO A: SECCHI/COR2
GOES: CCOR-1
Activity ID: 2025-10-18T17:12:00-CME-001 (version 1)
Source Location: N12E70
Note Keyword:
Faint: Faint event; may affect type assignment
Source Signature Keyword:
BR: Brightening
Morphology Keyword:
Note: This CME is faintly seen to the east in SOHO LASCO C2/C3, GOES CCOR-1, and STEREO A COR2 imagery. The source is possibly a minor brightening from an unnumbered region near N12E70 at 2025-10-18T16:57Z. This CME is very diffuse in appearance. 
Version 1 submitted on 2025-10-19T19:46Z by Carina Alden
A Notification with ID 20251019-AL-001 was sent on 2025-10-19T21:43Z

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 -46.0 11.0 609.0 C 22.0 2025-10-18T22:50Z Parameters are based on best fit. This CME is very diffuse in appearance which may impact these parameters. 1: Result 1 (2.0 AU)
Parker Solar Probe = 2025-10-20T19:31Z
BepiColombo = 2025-10-20T00:00Z
2: Result 2 (2.0 AU)
Parker Solar Probe = 2025-10-20T18:14Z
BepiColombo = 2025-10-19T23:00Z
Carina Alden on 2025-10-19T19:47Z



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