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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2025-11-05T22:23Z ( STEREO A: SECCHI/COR2 )
All Detecting Spacecrafts:
STEREO A: SECCHI/COR2
SOHO: LASCO/C2
SOHO: LASCO/C3
GOES: CCOR-1
Activity ID: 2025-11-05T22:23:00-CME-001 (version 2)
Source Location: N30E41
Active Region Number: 14274
Note Keyword:
HAL: Halo CME
Source Signature Keyword:
FLR: Flare
PEA: Post eruption arcade
OFL: Moving/Opening field lines
DIM: Dimming
Morphology Keyword:
Note: This CME is visible as a full halo directed towards the north/northeast in SOHO LASCO C2/C3 and GOES CCOR-1 imagery. This event is observed as a partial halo directed towards the northeast as seen in STEREO A COR2 imagery. The source is an M8.6 flare and subsequent eruption from Active Region 14274 (N30E41) starting around 2025-11-05T22:00Z as seen in GOES SUVI 131/171/195/284/304 and STEREO A EUVI 195/304 imagery. Dimming is observed northwest of the eruption site as seen in GOES SUVI 195 imagery, indicating likely northwest deflection of this event. Field line movement is also observed to the northeast as seen in GOES SUVI 195 and 284 imagery. Additionally, post eruptive arcades are visible starting around 2025-11-05T23:00Z in GOES SUVI 195.
Version 1 submitted on 2025-11-06T01:53Z by Mattie Anastopulos
Version 2 submitted on 2025-11-06T01:55Z by Mattie Anastopulos
	
A Notification with ID 20251106-AL-006 was sent on 2025-11-06T02:56Z

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 -12.0 41.0 1028.0 O 45.0 2025-11-06T01:36Z Measurement of the inner, brighter bulk portion based on the best fit between SOHO LASCO C2/C3 and STEREO A COR2 imagery. 1: Result 1 (2.0 AU)
Earth = 2025-11-07T16:22Z (PE: -5.5 h)
BepiColombo = 2025-11-06T13:57Z
OSIRIS-APEX = 2025-11-07T10:17Z
Solar Orbiter = 2025-11-07T08:43Z
Parker Solar Probe = 2025-11-07T15:00Z
STEREO A = 2025-11-08T12:00Z
2: Result 2 (5.5 AU)
Earth = 2025-11-07T16:06Z (PE: -5.8 h)
BepiColombo = 2025-11-06T13:36Z
OSIRIS-APEX = 2025-11-07T09:58Z
Solar Orbiter = 2025-11-07T08:20Z
Parker Solar Probe = 2025-11-07T15:00Z
STEREO A = 2025-11-08T12:00Z
3: Result 3 (2.0 AU)
Earth = 2025-11-07T03:05Z (PE: -18.8 h)
BepiColombo = 2025-11-05T18:26Z
OSIRIS-APEX = 2025-11-06T23:07Z
Parker Solar Probe = 2025-11-06T18:51Z
Solar Orbiter = 2025-11-07T08:00Z
4: Result 4 (5.5 AU)
Earth = 2025-11-07T02:52Z (PE: -19.0 h)
BepiColombo = 2025-11-05T18:08Z
OSIRIS-APEX = 2025-11-06T22:50Z
Parker Solar Probe = 2025-11-06T18:35Z
Solar Orbiter = 2025-11-07T07:50Z
Mattie Anastopulos on 2025-11-06T02:23Z
CME Analysis M2M_CATALOG SH true SWPC_CAT -10.0 42.0 1033.0 O 57.0 2025-11-06T01:49Z SHOCK measurement of the faint, wider feature surrounding the bulk of this event. Measured parameters based on the best fit between SOHO LASCO C2/C3 and STEREO A COR2 imagery. 1: Result 1 (2.0 AU)
Earth = 2025-11-07T15:14Z (PE: -6.7 h)
BepiColombo = 2025-11-06T13:30Z
OSIRIS-APEX = 2025-11-07T09:19Z
Solar Orbiter = 2025-11-07T08:01Z
Parker Solar Probe = 2025-11-07T14:00Z
STEREO A = 2025-11-08T09:00Z
2: Result 2 (5.5 AU)
Earth = 2025-11-07T14:58Z (PE: -6.9 h)
BepiColombo = 2025-11-06T13:09Z
OSIRIS-APEX = 2025-11-07T08:57Z
Solar Orbiter = 2025-11-07T07:39Z
Juno = 2025-11-20T18:00Z
Parker Solar Probe = 2025-11-07T14:00Z
STEREO A = 2025-11-08T09:00Z
Mattie Anastopulos on 2025-11-06T02:23Z



All directly linked activities:
2025-11-05T21:52:00-FLR-001
FLR Type: M8.6
2025-11-07T21:54:00-IPS-001
Location: Earth
2025-11-08T00:00:00-GST-001
NOAA Kp: 6.33 (2025-11-08T03:00Z)
2025-11-08T15:15:00-RBE-001


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