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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2021-12-20T12:36Z ( SOHO: LASCO/C2 )
All Detecting Spacecrafts:
SOHO: LASCO/C2
SOHO: LASCO/C3
STEREO A: SECCHI/COR2
Activity ID: 2021-12-20T12:36:00-CME-001 (version 1)
Source Location: S20W00
Active Region Number: 12908
Note Keyword:
DPL: CME exhibits dimpled front
Source Signature Keyword:
FLR: Flare
PEA: Post eruption arcade
DIM: Dimming
EUVW: EUV Wave
Morphology Keyword:
Note: This CME is associated with an M1.8 from AR12908 (S20W00). It is visible in the south of SOHO LASCO C2/C3 and in the west of STEROE A COR. This CME has a dimpled front. The eruption is characterized by an EUV wave, dimming, and post eruption arcades.

Submitted on 2021-12-20T17:49Z by Mary Aronne

A Notification with ID 20211220-AL-001 was sent on 2021-12-20T20:55Z
A Notification with ID 20211221-AL-001 was sent on 2021-12-21T13:23Z
A Notification with ID 20211222-AL-001 was sent on 2021-12-22T02:07Z

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)
Submitted By
CME Analysis M2M_CATALOG true -2.0 -26.0 572.0 C 21.0 2021-12-20T18:33Z 1: Result 1 (2.0 AU)
Earth = 2021-12-23T15:46Z
STEREO A = 2021-12-24T03:03Z
Solar Orbiter = 2021-12-23T20:00Z
Anna Chulaki on 2021-12-22T01:46Z
CME Analysis M2M_CATALOG LE false SWPC_CAT -2.0 -23.0 565.0 C 25.0 2021-12-20T18:39Z This CME measurement was done in SWPC_CAT and used the source location as well as the best fit between SOHO LASCO C2/C3 and STEREO A COR2 for the parameters. 1: Result 1 (2.0 AU)
Earth = 2021-12-23T13:46Z
Solar Orbiter = 2021-12-23T19:58Z
STEREO A = 2021-12-24T02:57Z
Anna Chulaki on 2021-12-21T13:17Z
CME Analysis M2M_CATALOG false SWPC_CAT -7.0 -13.0 546.0 C 35.0 2021-12-20T18:26Z This CME measurement was done in SWPC_CAT was based on the best fit between SOHO LASCO C2, C3 and STEREO A COR2 imagery for the parameters and shows some Eastern deflection from the source location of the flare/eruption. 1: Result 1 (2.0 AU)
Earth = 2021-12-23T10:57Z
Solar Orbiter = 2021-12-23T15:34Z
STEREO A = 2021-12-23T20:52Z
STEREO B = 2021-12-23T06:00Z
Anna Chulaki on 2021-12-21T13:18Z



All directly linked activities:
2021-12-20T11:12:00-FLR-001
FLR Type: M1.8


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