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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2025-12-04T07:00Z ( SOHO: LASCO/C2 )
All Detecting Spacecrafts:
SOHO: LASCO/C2
SOHO: LASCO/C3
STEREO A: SECCHI/COR2
GOES: CCOR-1
Activity ID: 2025-12-04T07:00:00-CME-001 (version 1)
Source Location: S21E48
Note Keyword:
FOV: Front Bright front; may be evidence of pileup
Ha: Bright emission (likely H-alpha emission)
Source Signature Keyword:
OFL: Moving/Opening field lines
BR: Brightening
DIM: Dimming
Morphology Keyword:
F: Flux Rope
Note: Bright, wide CME observed to the SE in SOHO LASCO C2/C3, GOES CCOR-1, and STEREO A COR2. The source is likely slow, wide field line movement beginning around 2025-12-04T04:30Z in GOES SUVI 195/284, with brightening in GOES SUVI 171/195, centered around S21E48. 
Version 1 submitted on 2025-12-04T14:56Z by Tony Iampietro
A Notification with ID 20251204-AL-003 was sent on 2025-12-04T16:36Z

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 -36.0 651.0 C 35.0 2025-12-04T13:53Z Triangulation between SOHO LASCO C3, GOES CCOR-1, and STEREO A COR2. 1: Result 1 (2.0 AU)
Earth = 2025-12-08T06:00Z (PE: 18.9 h)
2: Result 2 (2.0 AU)
Earth = 2025-12-08T04:00Z (PE: 16.9 h)
Tony Iampietro on 2025-12-04T14:57Z



All directly linked activities:
2025-12-07T11:03:00-IPS-001
Location: Earth


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