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Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2021-12-21T20:23Z ( STEREO A: SECCHI/COR2 )
All Detecting Spacecrafts:
STEREO A: SECCHI/COR2
SOHO: LASCO/C2
Activity ID: 2021-12-21T20:23:00-CME-001 (version 1)
Source Location: S21W06
Active Region Number: 12909
Note Keyword:
Faint: Faint event; may affect type assignment
GAP: Data gap
HAL: Halo CME
Source Signature Keyword:
FLR: Flare
FIL: Filament eruption
OFL: Moving/Opening field lines
DIM: Dimming
EUVW: EUV Wave
Morphology Keyword:
Note: Visible in SW of STEREO A COR2, later as a partial halo in SOHO LASCO C2. Associated with significant eruption/opening field lines with associated dimming/EUV wave observed in SDO AIA 193 starting around 2021-12-21T19:00Z. A filament feature is also observed in SDO AIA 304.

Submitted on 2021-12-22T14:10Z by Robert Loper

No Notification has been sent for this activity yet.

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 LE true SWPC_CAT 5.0 -24.0 300.0 S 33.0 2021-12-22T07:11Z Multiple measurements indicate half-width between 26 and 33 degrees and speed between 290 and 340 km/s, but leading edge and sides are very faint. 1: Result 1 (2.0 AU)
Earth = 2021-12-25T22:00Z
Solar Orbiter = 2021-12-26T03:00Z
STEREO B = 2021-12-25T19:00Z
Robert Loper on 2021-12-22T14:13Z



All directly linked activities:
2021-12-21T19:02:00-FLR-001
FLR Type: C4.9


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