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: 2013/04/30 09:49 UT
Ejecta start time: 2013/04/30 12:00 UT
Ejecta end time: 2013/05/01 07:00 UT
dv= 50 km/s, v = 400 km/s, vmax = 430 km/s
Bmax (nT) : 10
Dst: -47
Suggested source CME:
V_transit: - km/s

1.2.Comments
Overall ICME quality index: 3
SW type: SH+MC
ICME signatures: Increase of magnetic field
rotation of Bz
small jump of velocity at the beginning, which decreases smoothly afterwards
** proton temperature is close to expected temperature


Based on 430 km/s -> search window 96.6408 hrs or 4.02670 days -> 2013/04/26 09:10:33.063

2. CME
2.1. A. Candidate A
A.1. LASCO:
#CME 2013/04/26 18:24 UT, partial halo (from CDAW)
angle: 150, velocity: 271 km/s


A.2. STEREO:
Seen as moderate CME in both COR2-A and COR2-B, fainter CME in COR2-B.


A.3. AIA & GOES
Large filament eruption, crossing equator, from ~W30. Not associated with any major flare.

A.4. Comment:
Could be the source of disturbance of 2013/04/30


3. Other Comments
Possibly not a sheath

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

comment on CMEs within search window

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