Sebastian Chaumeton

Bib: 80821 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 14%
Gender (Male)
#0 / 33594
Top 20%
Division (M18-39)
#0 / 16712
Top 23%
Race Day Weather
56°/46°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:22/mi
25:57
49125
10K· 6.21 mi
8:12/mi
51:25
5081
15K· 9.32 mi
8:10/mi
1:16:46
4451
20K· 12.43 mi
7:48/mi
1:40:57
6740
Half· 13.10 mi
8:06/mi
1:46:23
27
25K· 15.53 mi
7:44/mi
2:05:12
5063
30K· 18.64 mi
7:46/mi
2:29:18
6946
35K· 21.75 mi
7:56/mi
2:53:55
8788
40K· 24.85 mi
7:16/mi
3:16:27
5875
Finish· 26.22 mi
7:13/mi
3:26:17
1418
Course Elevation
503ft
Total climb
166ft
Range
6 to 172 ft
613ft
Total descent
About the height of the Statue of Liberty

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The Course

Half Splits

1st Half· via Half
1:46:238:08 /mi+6.1%
2nd Half
1:39:547:37 /mi✓ faster
Negative split — 6.1% faster in the second half
AI Race Performance Report

Sebastian's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

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Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
25:578:223.11 mi25:57
8:22
-
10K
51:258:173.10 mi25:28
8:12
-0:10
15K
1:16:468:153.11 mi25:21
8:10
-0:02
20K
1:40:578:083.11 mi24:11
7:48
-0:22
Half(13.10 mi)
1:46:238:080.67 mi5:26
8:06
+0:18
25K
2:05:128:042.43 mi18:49
7:44
-0:22
30K
2:29:188:013.11 mi24:06
7:46
+0:02
35K
2:53:558:003.11 mi24:37
7:56
+0:10
40K
3:16:277:553.10 mi22:32
7:16
-0:40
Finish(26.22 mi)
3:26:177:531.37 mi9:50
7:13
-0:03
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Sebastian's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:13 /mi

Average Pace

7:52 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:04:05

60% of race

Time at Steady Pace

1:22:12

40% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:52 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi1808213520135201268698849884
10K3.10 mi16651+143112554+96612554+966153491165311653
15K3.11 mi15308+134311636+91811636+9181268698849884
20K3.11 mi14081+122710811+82510811+8251057384308430
Half(13.10 mi)0.67 mi13905+17610688+12310688+1231160691139113
25K2.43 mi12885+10209980+7089980+708895072937293
30K3.11 mi11524+13619008+9729008+972747761986198
35K3.11 mi10511+10138243+7658243+765713657575757
40K3.10 mi9040+14717200+10437200+1043360731933193
Finish(26.22 mi)1.37 mi8573+4676859+3416859+341359631203120

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
131 ft55 ft
49ft125ft
117 ft

Overall

12686

Males

9884

M18-39

9884

5K→10K

3.1 - 6.2 mi

Top 26%
55 ft24 ft
50ft81ft
45 ft

Overall

15349

Males

11653

M18-39

11653

10K→15K

6.2 - 9.3 mi

Top 21%
24 ft18 ft
44ft51ft
17 ft

Overall

12686

Males

9884

M18-39

9884

15K→20K

9.3 - 12.4 mi

Top 18%
18 ft45 ft
67ft40ft
38 ft

Overall

10573

Males

8430

M18-39

8430

20K→Half

12.4 - 13.1 mi

Top 19%
45 ft26 ft
8ft27ft
20 ft

Overall

11606

Males

9113

M18-39

9113

Half→25K

13.1 - 15.5 mi

Top 15%
25 ft12 ft
50ft63ft
20 ft

Overall

8950

Males

7293

M18-39

7293

25K→30K

15.5 - 18.6 mi

Top 13%
12 ft35 ft
69ft46ft
28 ft

Overall

7477

Males

6198

M18-39

6198

30K→35K

18.6 - 21.8 mi

Top 12%
35 ft34 ft
87ft88ft
23 ft

Overall

7136

Males

5757

M18-39

5757

35K→40K

21.8 - 24.9 mi

Top 6%
34 ft17 ft
58ft75ft
31 ft

Overall

3607

Males

3193

M18-39

3193

40K→Finish

24.9 - 26.2 mi

Top 6%
17 ft13 ft
14ft18ft
13 ft

Overall

3596

Males

3120

M18-39

3120

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing