Which color on the Torino scale is used to describe an object that will probably hit the Earth?

1 Answer
Apr 20, 2016

Yellow or orange means a collosion probability of 1% or more, or a lower probability but an especially large object. Red is a certain collision.

Explanation:

This picture (https://en.wikipedia.org/wiki/Torino_scale#) gives a summary of both the color and the numerical aspects of the Torino scale.

upload.wikimedia.org

No real object has ever rated higher than yellow/4, and most are downgraded to white/0 when more observations rule a collision out.