6 minute mile! (via parkrunner)

I think the 5:55 for 1 mile translates to somewhere between 19:54 and 20:10 for the 5k 🙂 Not the answer you wanted with your 5k PB already better than that! Was that mile after the other intervals? The body uses different systems for the 1 mile/1500m and the 5k so performance at one does…