Note on tracking Sun-Earth connection event

Observer: ...

ICME

1.1.Catalog
# Identified in ICME catalogs: Richardson & Cane List
RC Catalog
Disturbance start time: 2011/10/05 07:36 UT
Ejecta start time: 2011/10/05 10:00 UT
Ejecta end time: 2011/10/05 22:00 UT
dv= 90 km/s, v = 450 km/s, vmax = 460 km/s
Bmax (nT): 12
Dst: -43
Suggested source CME: 2011/10/02 01:00
V_transit: 530 km/s

1.2.Comments
Overall ICME quality index: 3
ICME type: SH+EJ
ICME signatures: decreasing sw velocity
lower than expected proton temperature


Based on 460 km/s -> search window 90.3382 hrs or 3.76409 days -> 2011/10/01 13:15:42.594

2. CME
2.1. A. Candidate A
A.1. LASCO:
#CME 2011/10/01 ~10:48 UT, CME (not listed on CDAW)
angle: 203; velocity 448 km/s

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

A.3. AIA & GOES:
Eruption from AR 11305 (N09W04), associated with M1.2 flare (onset 08:56)

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

2.1. B. Candidate B
B.1. LASCO:
#CME 2011/10/02 02:00 UT (from CDAW)
angle: 103; velocity 259 km/s

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

B.3. AIA & GOES:
Eruption from AR 11305 (N09W12), associated with M3.9 flare (onset 00:37)

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


2.1. C. Candidate C
C.1. LASCO:
#CME 2011/10/02 22:12 UT (from CDAW)
angle: 66; velocity 386 km/s

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

C.3. AIA & GOES:
Eruption from AR 11305 (N09W25), associated with C7.6 flare (onset 21:20)

C.4. Comment:
could be the source of disturbance.

3. Other Comments

4. Summary
SW index : 3
Source index: 1
Overall index: 3
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