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
Runner's Projection Utilities <small>(and other cool stuff)</small>
Marathon Time Predictor - Fetcheveryone.com
Race Time Predictor | Run Your Best
Running Calculator:Amazon.co.uk:Appstore for Android
Race Time Prediction Charts; Do you believe them? : r/running
What is wrong with the Garmin Race Predictor? - Het geheim van hardlopen