Green ring away from center
On left side of center, a bit up, there is an ellipse.
by ElisabethB moderator
Hi RocketPoweredTennisBall and welcome to Higgs Hunters
The coloured ellipse is just an artefact and should not be marked as weird.
More info in the FAQ : http://talk.higgshunters.org/#/boards/BHH0000001/discussions/DHH00000np
Happy hunting ! 😄