Chelsea Trevor

Bib: 59823 F CA

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 30%
Gender (Female)
#0 / 26115
Top 19%
Division (F18-39)
#0 / 14744
Top 21%
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
8:42/mi
27:00
49125
10K· 6.21 mi
8:53/mi
54:35
5081
15K· 9.32 mi
8:55/mi
1:22:17
4451
20K· 12.43 mi
8:41/mi
1:49:13
6740
Half· 13.10 mi
8:51/mi
1:55:09
27
25K· 15.53 mi
8:53/mi
2:16:45
5063
30K· 18.64 mi
9:03/mi
2:44:51
6946
35K· 21.75 mi
9:14/mi
3:13:30
8788
40K· 24.85 mi
9:21/mi
3:42:30
5875
Finish· 26.22 mi
9:07/mi
3:54:56
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
1:55:098:48 /mi⚡ faster
2nd Half
1:59:479:08 /mi+4.0%
Positive split — 4.0% slower in the second half
AI Race Performance Report

Chelsea'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
27:008:423.11 mi27:00
8:42
-
10K
54:358:483.10 mi27:35
8:53
+0:11
15K
1:22:178:503.11 mi27:42
8:55
+0:02
20K
1:49:138:483.11 mi26:56
8:41
-0:14
Half(13.10 mi)
1:55:098:480.67 mi5:56
8:51
+0:10
25K
2:16:458:492.43 mi21:36
8:53
+0:02
30K
2:44:518:513.11 mi28:06
9:03
+0:10
35K
3:13:308:543.11 mi28:39
9:14
+0:11
40K
3:42:308:583.10 mi29:00
9:21
+0:07
Finish(26.22 mi)
3:54:568:591.37 mi12:26
9:07
-0:14
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Chelsea's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:41 /mi

Average Pace

8:58 /mi

Slowest Pace

9:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:57:17

75% of race

Time at Steady Pace

57:39

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:58 /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. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi22327598759872047353265326
10K3.10 mi22552-2256088-1016088-1012290262326232
15K3.11 mi21667+8855750+3385750+3382047353265326
20K3.11 mi21084+5835561+1895561+1891970651305130
Half(13.10 mi)0.67 mi20918+1665515+465515+461904549654965
25K2.43 mi20495+4235406+1095406+1091927451265126
30K3.11 mi19771+7245240+1665240+1661770747784778
35K3.11 mi18919+8525089+1515089+1511612145824582
40K3.10 mi18308+6115032+575032+571612050305030
Finish(26.22 mi)1.37 mi18083+2255014+185014+181596350405040

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
131 ft55 ft
49ft125ft
117 ft

Overall

20473

Females

5326

F18-39

5326

5K→10K

3.1 - 6.2 mi

Top 38%
55 ft24 ft
50ft81ft
45 ft

Overall

22902

Females

6232

F18-39

6232

10K→15K

6.2 - 9.3 mi

Top 34%
24 ft18 ft
44ft51ft
17 ft

Overall

20473

Females

5326

F18-39

5326

15K→20K

9.3 - 12.4 mi

Top 33%
18 ft45 ft
67ft40ft
38 ft

Overall

19706

Females

5130

F18-39

5130

20K→Half

12.4 - 13.1 mi

Top 32%
45 ft26 ft
8ft27ft
20 ft

Overall

19045

Females

4965

F18-39

4965

Half→25K

13.1 - 15.5 mi

Top 32%
25 ft12 ft
50ft63ft
20 ft

Overall

19274

Females

5126

F18-39

5126

25K→30K

15.5 - 18.6 mi

Top 30%
12 ft35 ft
69ft46ft
28 ft

Overall

17707

Females

4778

F18-39

4778

30K→35K

18.6 - 21.8 mi

Top 27%
35 ft34 ft
87ft88ft
23 ft

Overall

16121

Females

4582

F18-39

4582

35K→40K

21.8 - 24.9 mi

Top 27%
34 ft17 ft
58ft75ft
31 ft

Overall

16120

Females

5030

F18-39

5030

40K→Finish

24.9 - 26.2 mi

Top 27%
17 ft13 ft
14ft18ft
13 ft

Overall

15963

Females

5040

F18-39

5040

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing