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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2025-10-31T00:24Z ( SOHO: LASCO/C2 )
All Detecting Spacecrafts:
SOHO: LASCO/C2
SOHO: LASCO/C3
STEREO A: SECCHI/COR2
GOES: CCOR-1
Activity ID: 2025-10-31T00:24:00-CME-001 (version 1)
Note Keyword:
FOV: Front Bright front; may be evidence of pileup
Ha: Bright emission (likely H-alpha emission)
OFL: Outflowing material at the back of the CME
Source Signature Keyword:
OFL: Moving/Opening field lines
EUVW: EUV Wave
Morphology Keyword:
FS: Flux Rope and Shock Candidate
Note: Bright CME observed to the E in SOHO LASCO C2/C3, GOES CCOR-1, and STEREO A COR2. The source is far-sided over but near the east limb, observed starting around 2025-10-30T23:20Z in GOES SUVI 171/195/284/304 as wide opening field lines and an EUV wave.
Version 1 submitted on 2025-10-31T12:48Z by Tony Iampietro
	
A Notification with ID 20251031-AL-004 was sent on 2025-10-31T14:58Z

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 -97.0 -4.0 743.0 C 33.0 2025-10-31T05:33Z BULK analysis, triangulated measurement between SOHO LASCO C2/C3, STEREO COR2A, and GOES CCOR-1. 1: Result 1 (2.0 AU)
Parker Solar Probe = 2025-11-01T11:53Z
BepiColombo = 2025-10-31T19:00Z
2: Result 2 (5.5 AU)
Parker Solar Probe = 2025-11-01T11:30Z
Psyche = 2025-11-05T09:00Z
BepiColombo = 2025-10-31T19:00Z
3: Result 3 (2.0 AU)
BepiColombo = 2025-11-01T03:14Z
Parker Solar Probe = 2025-11-01T12:44Z
2025-10-31T12:11Z Tony Iampietro on 2025-10-31T14:33Z
CME Analysis M2M_CATALOG SH true SWPC_CAT -117.0 -13.0 770.0 C 47.0 2025-10-31T05:19Z SHOCK analysis, triangulation between SOHO LASCO C2/C3, GOES CCOR-1, and STEREO A COR2. The oblong shock shape is difficult to align between all 3 coronagraphs, including partial occulation by the LASCO C3 pylon, so a best fit is done to capture the width in COR2A cutting off some dimpled front shapes to fit the width in LASCO C2/C3 and CCOR-1. 1: Result 1 (2.0 AU)
Mars = 2025-11-03T09:08Z
Parker Solar Probe = 2025-11-01T13:08Z
2025-10-31T12:37Z Tony Iampietro on 2025-10-31T13:45Z



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