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: 2012/02/26 21:39 UT
Ejecta start time: 2012/02/27 19:00 UT
Ejecta end time: 2012/02/28 16:00 UT
dv= 80 km/s, v = 440 km/s, vmax = 490 km/s
Bmax (nT): 13
Dst: -57
Suggested source CME: 2012/02/24 02:25
V_transit: 620 km/s

1.2.Comments
Overall ICME quality index: 2
ICME type: SH+EJ
ICME signatures: increase in total magnetic field
smooth variation of magnetic field component during the disturbance.


Based on 490 km/s -> search window 84.8073 hrs or 3.53364 days -> 2012/02/23 08:50:33.875

2. CME
2.1. A. Candidate A
A.1. LASCO:
#CME 2012/02/24 03:46 UT, partial Halo CME (from CDAW)
angle: 189; velocity 800 km/s

A.2. STEREO:
Major CME in both COR2-A and COR2-B, front side moving CME.

A.3. AIA & GOES:
Filament eruption from ~N28E32, not associated with any major flare

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




3. Other Comments

4. Summary
SW index : 2
Source index: 1
Overall index: 2
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