Note on tracking Sun-Earth connection event

Observer: SD

ICME

1.1.Catalog
# Identified in ICME catalogs: Richardson & Cane List
RC Catalog
Disturbance start time: 2012/02/29 05:00 UT
Ejecta start time: 2012/02/29 05:00 UT
Ejecta end time: 2012/03/01 00:00 UT
dv= 20 km/s, v = 440 km/s, vmax = 450 km/s
Bmax (nT): 7
Dst: -22
Suggested source CME:
V_transit: - km/s

1.2.Comments
Overall ICME quality index: 3
ICME type: EJ
ICME signatures: slight increase of total magnetic field
smooth variation of magnetic field during the disturbance


Based on 450 km/s -> search window 92.3457 hrs or 3.84774 days -> 2012/02/25 08:39:15.563

2. CME
2.1. A. Candidate A
A.1. LASCO:
#CME at 2012/02/24 17:36 UT (from CDAW)
angle: 94; velocity 461 km/s

A.2. STEREO:
Moderate CME in both COR2-A and COR2-B FOV, frontside moving CME. Mostly moving southward



A.3. AIA & GOES:
Filament eruption from ~S30E47, not associated with any major flare


A.4. Comment:
Likely the source of disturbance


3. Other Comments
the possible source is outside of the search window

4. Summary
SW index : 3
Source index: 1
Overall index: 3
Filament: Y
WDA: N/A


comment on CMEs within search window


Curators: Jie Zhang (jzhang7 AT gmu.edu); Suman Dhakal (sdhakal2 AT masonlive.gmu.edu);
Last updated: 2022/01