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: 2012/07/14 18:09 UT
Ejecta start time: 2012/07/15 06:00 UT
Ejecta end time: 2012/07/17 05:00 UT
dv= 220 km/s, v = 490 km/s, vmax = 670 km/s
Bmax (nT): 16
Dst: -139
Suggested source CME: 2012/07/12 16:48
V_transit: 850 km/s

1.2.Comments
Overall ICME quality index: 1
SW type: SH+MC
ICME signatures: jump in magnetic field
jump in sw velocity
low proton temperature
low plasma beta


Based on 670 km/s -> search window 62.0232 hrs or 2.58430 days -> 2012/07/12 04:07:36.422

2. CME
2.1. A. Candidate A
A.1. LASCO:
#CME 2012/07/12 16:48 UT, Halo CME (from CDAW)
angle: 360, velocity: 885 km/s


A.2. STEREO:
Front side moving CME (COR1).


A.3. AIA & GOES
Associated with X1.4 class flare from AR 11520 (15:37; S15W01)

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


3. Other Comments

4. Summary
SW index :1
Source index:1
Overall index:1
Filament: NA
WDA: Y

comment on CMEs within search window

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