Target speed calculation made easy

[Von Hinten]

First of all a thanks to lms_oid for this lovelt table. I'm sure that it'll come in handy and I will definitely try this out.

Originally Posted by Shigawire

The 3 lines at the bottom is the nomograph. If you know any 2 values of the 3, you can discover the 3rd unknown value. If you know time traveled, and distance traveled, you can find speed. If you know speed and time traveled, you can find distance. All you need to do is make a line between the 2 known points, and the line will cross the 3rd line where you will find the value you were looking for.
Quite ingenious.

Would you believe that I've looked and looked and looked again at those lines and never knew what they were there for? I feel so silly at some times.

Much to learn, this young one has ... hmm?