[Info-vax] Why is starting epoch 17 Nov 1858?

[gah4]

On Wednesday, March 10, 2021 at 2:18:55 PM UTC-8, Dave Froble wrote:

(snip)

> And next we'll be throwing relativistic effects on time into the mix? 

GPS satellites need a general relativity correction to their atomic clocks.

There are now atomic clocks where you can set two on a desk, raise one
one foot (0.3m) and see the difference due to general relativity and the
change in gravity with height.
  
So, yes, we might.