Running PBs

Log finish times for each distance. When you have PBs at more than one distance, FitLog projects equivalent times and stretch goals from your strongest efforts.

1 mile· 6:17 5K· 20:55 10K· 0:43 Half marathon· 1:44:30 Marathon 1/2 Mile· 3:01 + Distance

What your PBs imply

Using Riegel’s formula from your fastest efforts across distances. If one PB is much stronger than another, you’ll see a stretch goal here.

Half marathon could be faster · 1:42:54 off fitness
A goal
1:36
B goal
1:39
Current PB
1:44:30
Based on your 10K PB (0:43) · goal pace 0:05/km
1 mile could be faster · 6:11 off fitness
A goal
0:06
B goal
0:06
Current PB
6:17
Based on your 10K PB (0:43) · goal pace 0:04/km
1/2 Mile could be faster · 2:58 off fitness
A goal
0:03
B goal
0:03
Current PB
3:01
Based on your 10K PB (0:43) · goal pace 0:04/km
5K could be faster · 20:34 off fitness
A goal
0:21
B goal
0:22
Current PB
20:55
Based on your 10K PB (0:43) · goal pace 0:04/km
Marathon — no PB yet
Aim for 3:20
Equivalent to your 10K PB of 0:43 · 0:05/km

All equivalent times

1 mileequiv. 0:06(PB 6:17 · room to improve)from 10K
5Kequiv. 0:21(PB 20:55 · room to improve)from 10K
10Kequiv. 43:34(PB 0:43 · stronger than curve)from 1 mile
Half marathonequiv. 1:36(PB 1:44:30 · room to improve)from 10K
Marathonequiv. 3:20(no PB yet)from 10K
1/2 Mileequiv. 0:03(PB 3:01 · room to improve)from 10K