plot: tan(-0.0985426*0.0773005*t + arctan(0.0773005*19.44))/0.0773005, 0 < t < 130

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.