Running Split Calculator

Running Split Times Calculator Marathon Negative Split Calculator

Track Magazine Sprint Tables

Runner's Projection Utilities (and other cool stuff)

SQL percentage calculation examples in SQL Server

How to do a running total in Excel (Cumulative Sum formula)

Do you find this pace chart to be accurate in your training vs. race paces? I'm trying to estimate a reasonable half marathon finish time based on my recent 5K/10Ks! : r/nikerunclub

Pace Calculator + Miles Split Chart for Half & Full Marathoners

Calculators

How to create an Excel table of running speed and time-for-distance - Bob Flisser

Half Marathon Pace Chart & Strategy: The Art of Smart Running

Training Plan - Running training plans, in your pocket, Available now on iOS and Android