Run315

Sunday 21 Dec 2025, 07:30

running · read as long

Run

19.93 km
1:37:00 moving
4:52 /km average
145 avg bpm · max 160
111 training load

1 C, 48% humidity, -10 C dew point -- good conditions, no correction worth making.

Running form

Over the running portion only

181spm
Cadence
±0 spread
1.13m
Stride length
240ms
Ground contact
7.5%
Vertical ratio
Bounce as a share of stride.

Second half against the first: cadence +0 spm, ground contact +0 ms. Pace went 5:01 /km to 4:55 /km, which moves cadence on its own.

Why you stopped

6:34 not running

Mostly held together, with 1 fatigue break late on.

2 Crossings 1 Rest stops 1 Fatigue
AtWhat it wasFor HRPace after
1.20 km Crossing
Short full stop with heart rate barely moving: a road crossing.
0:16 −4 +0.0% 75% sure
9.00 km Rest
Stood still long enough for heart rate to come down: a real break.
2:24 −35 +0.0% 80% sure
12.38 km Crossing
Short full stop with heart rate barely moving: a road crossing.
0:12 −3 +0.0% 75% sure
15.90 km Exhaustion
Late, heart rate still high while barely moving, and you never got the pace back: this was fatigue.
3:42 −0 +9.0% 85% sure

“Pace after” compares the 250 m before the interruption with the 250 m after. A stop you recover from costs nothing; fatigue shows up here.

Where you ran

315 points

Kilometre splits

Uneven — a workout, or a run that got away from you.

1 4:59 /km
2 5:23 /km
3 4:59 /km
4 4:59 /km
5 4:59 /km
6 4:59 /km
7 4:59 /km
8 4:59 /km
9 4:59 /km
10 7:31 /km
11 4:59 /km
12 4:59 /km
13 5:19 /km
14 4:59 /km
15 4:58 /km
16 5:17 /km
17 6:24 /km
18 4:55 /km
19 4:55 /km
20 4:55 /km

Longer bar is faster. Last split may be partial.

Best efforts in this run

DistanceTimePacevs record
0.40 km 1:48 4:30 /km +0:21
0.80 km 3:36 4:30 /km +0:42
1.00 km 4:32 4:32 /km +0:47
1.61 km 7:34 4:42 /km +1:20
3.00 km 14:30 4:50 /km +2:52
5.00 km 24:49 4:58 /km +5:26
10.00 km 51:41 5:10 /km +10:22
15.00 km 1:17:38 5:11 /km +7:22
16.09 km 1:24:37 5:15 /km +9:00

Signals

+4.4%
Cardiac drift
Some drift — warm conditions, or the top end of easy.
80
Metres climbed
1067
Calories
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Static demo. A synthetic athlete, frozen to files — every page here is the real app rendering real analysis, but anything that writes (Garmin sync, adding a race, the coach review) is switched off, because a file server has nothing to write to. Source & how to run it for real.