Based on 500 km/s -> search window 83.1111 hrs or 3.46296 days -> 2013/12/12 01:53:19.969
2. CME
2.1. A. Candidate A
A.1. LASCO:
#CME 2013/12/12 03:36 UT (from CDAW), partial halo
angle: 276, velocity: 1002 km/s
LF is distinctive in LASCO FOV
A.2. STEREO:
SEEDS data is not available. Major CMEs in COR1 data (from COR1 catalog)
A.3. AIA & GOES
Eruption from AR 11912. It was associated with a C4.6 flare at S23W46 (GOES catalog). Latest flare list of LMSAL has different flare location.
A.4. Comment:
Likely the source of disturbance of 2013/12/15
2.1. B. Candidate B
B.1. LASCO:
#CME 2013/12/12 06:24 UT (from CDAW), partial halo
angle: 240, velocity: 723 km/s
LF is distinctive in LASCO FOV
B.2. STEREO:
SEEDS movies (COR2) is not available. Eruption was mostly moving southward (from COR1 data).
B.3. AIA & GOES
Eruption from quite sun region ~S37E30 (from SWAP data). Not associated with any major flare.
B.4. Comment:
Considering the propagation direction, less likely the source of disturbance of 2013/12/15
3. Other Comments
GMU's ENLIL run shows that the interaction of two CMEs reach the Earth.