Figuring Out My Half Marathon Time ...

21.1 Km

Q: Can I do this in 2:30?

A: No. Most likely 1/2 marathon time will be between 2:40 & 2:45.

2:30 = 7:00 min pace

2:35 = 7:15 min pace

2:40 = 7:30 min pace

2:45 = 7:43 min pace

5 X 1/2 hour increments

4.2K per 1/2 hour