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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2025-12-20T08:38Z ( STEREO A: SECCHI/COR2 )
All Detecting Spacecrafts:
STEREO A: SECCHI/COR2
SOHO: LASCO/C2
SOHO: LASCO/C3
GOES: CCOR-1
Activity ID: 2025-12-20T08:38:00-CME-001 (version 1)
Source Location: N19E57
Active Region Number: 14315
Note Keyword:
Source Signature Keyword:
FLR: Flare
OFL: Moving/Opening field lines
DIM: Dimming
Morphology Keyword:
O: Other
Note: CME observed to the E in STEREO A COR2, GOES CCOR-1, and SOHO LASCO C2/C3. The source is a M1.0 class flare from AR 14315 (N19E57) which peaked at 2025-12-20T07:53Z observed in SDO AIA 131, also observed as field line movement and dimming in SDO AIA 171/193. 
Version 1 submitted on 2025-12-20T15:11Z by Tony Iampietro
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 -67.0 9.0 271.0 S 27.0 2025-12-20T21:37Z Triangulation between SOHO LASCO C2/C3, GOES CCOR-1, and STEREO A COR2. 1: Result 1 (2.0 AU)
Tony Iampietro on 2025-12-20T15:12Z



All directly linked activities:
2025-12-20T07:36:00-FLR-001
FLR Type: M1.0


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