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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2026-08-19T01:36Z ( SOHO: LASCO/C2 )
All Detecting Spacecrafts:
SOHO: LASCO/C2
SOHO: LASCO/C3
GOES: CCOR-1
Activity ID: 2026-08-19T01:36:00-CME-001 (version 1)
Source Location: N12W85
Active Region Number: 14510
Note Keyword:
Faint: Faint event; may affect type assignment
Source Signature Keyword:
OFL: Moving/Opening field lines
Morphology Keyword:
Note: This CME is visible to the W/NW in SOHO LASCO C2, C3, and GOES CCOR-1 imagery. The source is an eruption from Active Region 14510 (N12W85) starting around 2026-08-19T00:50Z as seen in SDO AIA 131/193, GOES SUVI 131/195/284, and STEREO A EUVI 195 imagery. An opening of field lines is visible over the western limb at this time in GOES SUVI 195/284 and SDO AIA 193 imagery. 
Version 1 submitted on 2026-08-19T17:00Z by Carina Alden
A Notification with ID 20260819-AL-001 was sent on 2026-08-19T17:37Z

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 85.0 16.0 502.0 C 22.0 2026-08-19T08:02Z Parameters based on best fit of features using the source location for lat/lon parameters. 1: Result 1 (2.0 AU)
Mars = 2026-08-24T04:00Z
Psyche = 2026-08-24T16:00Z
STEREO A = 2026-08-21T16:00Z
2026-08-19T16:00Z Carina Alden on 2026-08-19T17:02Z



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