4 ms·

And also modify earth's orbit to get rid of the annoying leap seconds.

• saalweachter 1y ago
  "To account for calendar drift, we will be firing the L4 thrusters for six hours Tuesday. Be sure not to look directly at the thrusters when firing, to avoid having your retinas melt." "... still better than leap seconds."
• zokier 1y ago
  rotation, not orbit.