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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2026-01-28T02:12Z ( SOHO: LASCO/C2 )
All Detecting Spacecrafts:
SOHO: LASCO/C2
SOHO: LASCO/C3
STEREO A: SECCHI/COR2
GOES: CCOR-1
Activity ID: 2026-01-28T02:12:00-CME-001 (version 1)
Note Keyword:
Source Signature Keyword:
OFL: Moving/Opening field lines
Morphology Keyword:
Note: CME visible to the west in SOHO LASCO C2/C3 and GOES CCOR-1. It is also visible to the west in STEREO A COR2 after a real-time data gap from 2026-01-27T15:38Z to 2026-01-28T03:23Z. The potential source may be an eruption with opening field lines beyond the west limb best in SDO AIA 193/GOES SUVI 284 starting at 2026-01-28T23:31Z. 
Version 1 submitted on 2026-01-28T12:42Z by Mary Aronne
A Notification with ID 20260128-AL-001 was sent on 2026-01-28T14:07Z

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 105.0 10.0 753.0 C 18.0 2026-01-28T06:24Z Measurement based on potential source location as well as the best fit between SOHO LASCO C3, GOES CCOR-1, and STEREO A COR2 imagery in SWPC_CAT. 1: Result 1 (2.0 AU)
Juice = 2026-01-31T02:00Z
2: Result 2 (5.5 AU)
Juice = 2026-01-31T02:00Z
Mary Aronne on 2026-01-28T12:43Z



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