(1/2)*(8.036e37 kg m^2)*(((2*pi)/(1 sidereal day))^2-((2*pi)/(1 sidereal day + 1 hour))^2)

Uh oh! Wolfram|Alpha doesn't run without JavaScript.

Please enable JavaScript. If you don't know how, you can find instructionshere.Once you've done that, refresh this page to start using Wolfram|Alpha.