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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2026-01-08T17:12Z ( SOHO: LASCO/C2 )
All Detecting Spacecrafts:
SOHO: LASCO/C2
SOHO: LASCO/C3
GOES: CCOR-1
Activity ID: 2026-01-08T17:12:00-CME-001 (version 3)
Note Keyword:
GAP: Data gap
HAL: Halo CME
OFL: Outflowing material at the back of the CME
OVR: Event partially overlaps with another CME
Source Signature Keyword:
FIL: Filament eruption
DIM: Dimming
EUVW: EUV Wave
Morphology Keyword:
FS: Flux Rope and Shock Candidate
Note: Partial halo CME seen to the SE in SOHO LASCO and GOES CCOR-1 at the same time as the more southern CME: 2026-01-08T17:12Z. Alternatively, these two events could be two lobes of the same CME. This event is fully obscured by the daily data gap in STEREO A. The source could be the more eastern part of the complex U-shaped filament eruption to the SE of Active Region 14334 (S19E03) (or potentially one of two erupting filaments). This complex eruption starts after ~2026-01-08T16Z to the SE of disk center. It is seen in SDO AIA 304/193 as bright, extensive post-eruptive arcades near the active region, a large-area dimming, and faint EUV wave. Erupting filaments are seen in SDO AIA 304.
Version 1 submitted on 2026-01-09T16:56Z by Anna Chulaki
Version 2 submitted on 2026-01-09T19:00Z by Anna Chulaki
Version 3 submitted on 2026-01-11T22:07Z by Mary Aronne
	
A Notification with ID 20260109-AL-003 was sent on 2026-01-09T19:01Z

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 -17.0 -20.0 1084.0 O 27.0 2026-01-08T19:56Z Approximate, one-coronagraph (SOHO LASCO) analysis of the eastern lobe of this complex eruption. 1: Result 1 (2.0 AU)
Earth = 2026-01-10T22:12Z (PE: 2.6 h)
Solar Orbiter = 2026-01-10T12:16Z
OSIRIS-APEX = 2026-01-11T12:00Z
2: Result 2 (2.0 AU)
Earth = 2026-01-10T21:19Z (PE: 1.7 h)
Solar Orbiter = 2026-01-10T10:52Z
OSIRIS-APEX = 2026-01-11T12:00Z
3: Result 3 (5.5 AU)
Earth = 2026-01-10T21:14Z (PE: 1.6 h)
Solar Orbiter = 2026-01-10T10:58Z
Juno = 2026-01-23T00:00Z
OSIRIS-APEX = 2026-01-11T12:00Z
Anna Chulaki on 2026-01-09T17:11Z



All directly linked activities:
2026-01-10T18:00:00-GST-001
NOAA Kp: 6.0 (2026-01-10T21:00Z)
NOAA Kp: 5.67 (2026-01-11T00:00Z)
2026-01-10T19:36:00-IPS-001
Location: Earth
2026-01-11T05:56:00-MPC-001
2026-01-12T10:05:00-RBE-001


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