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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2025-07-20T07:53Z ( STEREO A: SECCHI/COR2 )
All Detecting Spacecrafts:
STEREO A: SECCHI/COR2
SOHO: LASCO/C2
SOHO: LASCO/C3
GOES: CCOR-1
Activity ID: 2025-07-20T07:53:00-CME-001 (version 1)
Note Keyword:
DFL: Likely deflection of the event within the FOV
Source Signature Keyword:
FIL: Filament eruption
Morphology Keyword:
Note: CME first seen to the ESE in STEREO A COR2 starting at 2025-07-20T07:53Z. CME is also seen to the SE in SOHO LASCO C2/C3 and GOES CCOR-1. The source of this CME is likely a small filament eruption centered around S25E17 best seen in GOES SUVI 304 beginning around 2025-07-20T07:00Z. It is also worth noting an eruption from AR 14150 beginning around 2025-07-20T05:00Z in GOES SUVI 304 that could be a less likely source candidate. Measurement of this CME indicates some eastern deflection.
Version 1 submitted on 2025-07-20T14:58Z by Elizabeth Juelfs
	
A Notification with ID 20250720-AL-002 was sent on 2025-07-20T17:36Z

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 -22.0 687.0 C 36.0 2025-07-20T12:43Z Measurement based on best fit among SOHO LASCO C2/C3, STEREO A COR2, and GOES CCOR-1 as well as visible source. There was an additional leading feature visible in SOHO LASCO C2/C3 and GOES CCOR-1 that could not be consistently tracked in STEREO A COR2. 1: Result 1 (2.0 AU)
Earth = 2025-07-23T02:00Z
BepiColombo = 2025-07-21T08:58Z
OSIRIS-APEX = 2025-07-22T22:00Z
Parker Solar Probe = 2025-07-22T06:00Z
2: Result 2 (5.5 AU)
Earth = 2025-07-23T02:00Z
BepiColombo = 2025-07-21T08:32Z
OSIRIS-APEX = 2025-07-22T22:00Z
Parker Solar Probe = 2025-07-22T06:00Z
Psyche = 2025-07-26T18:00Z
2025-07-20T15:02Z Elizabeth Juelfs on 2025-07-20T15:02Z



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