[meteorite-list] Boom 28 secs after Russian meteor passes overhead - oops^8 88 secs!

[Robin Whittle]

88 seconds . . .

From:


http://en.wikipedia.org/wiki/Speed_of_sound#Altitude_variation_and_implications_for_atmospheric_acoustics


http://en.wikipedia.org/wiki/File:Comparison_US_standard_atmosphere_1962.svg

Sticking with the 310 metre/sec guesstimate of Bob Matson, 88 seconds
gives us 27.3 km.

   - Robin