Close call today by Asteroid that came sunny side

[Nikolas]

Because it came from the sun side heading outbound it wasn't noticed till this morning, it could have had catastrophic consequences with little warning
https://www.theage.com.au/national/earth-had-a-near-miss-with-city-killer-asteroid-this-morning-20190725-p52apn.html

[atkinsonr]

Wow!

I started to do some envelope-calcs on probability, but this article is fascinating: https://en.wikipedia.org/wiki/Near-Earth_object