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
Best pace chart I've ever come across : r/running
Run Faster, Longer: Achieve Your Personal Best with Our Pace Charts | Run For Your Life
Mile Pace Chart: 1600m, 1200m, 800m & 400m Interval Pace Calculator