Note on tracking Sun-Earth connection event

Observer:

ICME

1.1.Catalog
# Identified in ICME catalogs: Richardson & Cane List
Catalog
Disturbance start time: 2012/03/12 08:28 UT
Ejecta start time: 2012/03/12 16:19 UT
Ejecta end time: 2012/03/14 02:52 UT
dv= km/s, v = 627 km/s, vmax = km/s
Bmax (nT):
Dst: - 64
Suggested source CME:
V_transit:

1.2.Comments
Overall ICME quality index: 2
ICME type:
ICME signatures: Bidirectional electron
velocity expansion
low plasma beta


Based on km/s -> search window hrs or days ->

2. CME

2.1. A. Candidate A
A.1. LASCO:
#CME 2012/03/10 18:00 UT, Halo CME (from CDAW)
angle: 360, velocity: 1296 km/s


A.2. STEREO:
Major CME in both COR2-A and COR2-B


A.3. AIA & GOES
Associated with M8.4 flare from AR 11429 (N17W24)

A.4. Comment:
Likely the source of the disturbance




2.1. B. Candidate B
B.1. LASCO:
#CME 2012/03/09 04:26 UT, Halo CME (from CDAW)
angle: 360, velocity: 950 km/s


B.2. STEREO:
Major CME in both COR1-A and COR1-B


B.3. AIA & GOES
Associated with M6.3 flare from AR 11429 (N15W03)

B.4. Comment:
Could be the source of the disturbance


3. Other Comments
Two candidate CMEs are from the same AR.




4. Summary
SW index : 2
Source index: 2
Overall index: 2
Filament: N/A
WDA: Yes

comment on CMEs within search window

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