Based on maximum speed of 520 km/s, the search window starts from 2012/07/18 08:17 UT

2012/07/18
==> Halo CME at 06:24 UT, moving with 873 km/s
backside eruption



2012/07/19
==> Halo CME at 05:24 UT, moving with 1631 km/s

Major CME in both COR2-A and COR2-B, moving westward.

Associated with M7.7 flare from AR 11520 (04:17; S13W88)
possible to cause some disturbance.

2012/07/20
No CME on this day seem to be related to the disturbance.

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