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CME Analysis Information (for CME activity ID: 2021-12-18T18:12:00-CME-001)
Catalog: M2M_CATALOG
Data Level: 0 (0=real-time, 1=real-time and checked by supervising forecaster, 2=retrospective science level data analysis)
Use as primary measurement: true
Measurement Technique: SWPC_CAT

Detecting Instruments:

SOHO: LASCO/C2

SOHO: LASCO/C3

Image Type: running difference
Speed (km/s): 650.0
Speed measured at height (Rs): 18.0
Type: C
Direction (LON/LAT in HEEQ): -90.0/ -6.0
Half Angular Width (degree): 35.0
Minor Half-width (degree): None Entered
Tilt (degree): None Entered
Time@21.5: 2021-12-18T23:40Z
Info/Session URL: None Entered
Note:

This CME was measured using SOHO LASCO C2/C3. The longitude is based off of the source location of the flare and eruption. Due to the proximity to the limb, the location may be off by +/- 10 degrees. STEREO A COR2 data was not available for measurement due to an outage.

Measurement Feature Code(s):

LE: Leading Edge

General Keyword(s):

Submitted on 2021-12-19T14:22Z by Mary Aronne

A Notification with ID 20211219-AL-002 was sent on 2021-12-19T16:02Z

The List of WSA-ENLIL Results:

Model Name	Model Completion Time	AU	CME Input(s)	Predicted Earth Impact	Predicted Other Location(s) Impact
WSA-ENLIL+Cone	2021-12-19T15:17Z	2.0		No or little impact to Earth.	Parker Solar Probe = 2021-12-21T00:00Z STEREO A = 2021-12-22T00:00Z

All directly linked activities:

2021-12-18T18:12:00-CME-001

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