[Ozark Tom]

It’s confidence inspiring to know they revised the trajectory, such that now closest approach is a 3 day differential from previous calculations, March 8 instead of March 5. Anyone considered how far the Earth moves within it’s orbit given a 3 day window? It’s ~4,800,000 miles-—so what’s the error brackets???

[Talisker]

It’s confidence inspiring to know they revised the trajectory, such that now closest approach is a 3 day differential from previous calculations, March 8 instead of March 5. Anyone considered how far the Earth moves within it’s orbit given a 3 day window? It’s ~4,800,000 miles-—so what’s the error brackets???

You've heard what they say about what it means if you're in a poker game and you can't figure out who the sucker is, right?

[Nuc 1.1]

Square root of the sum of the squares of the accuracy of the measuring instrument(s).