Chelsey Tyler

Bib: 75542 F GB

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 20%
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
8:45/mi
27:10
49125
10K· 6.21 mi
8:56/mi
54:55
5081
15K· 9.32 mi
9:04/mi
1:23:05
4451
20K· 12.43 mi
8:46/mi
1:50:17
6740
Half· 13.10 mi
9:01/mi
1:56:20
27
25K· 15.53 mi
8:52/mi
2:17:55
5063
30K· 18.64 mi
8:58/mi
2:45:46
6946
35K· 21.75 mi
8:52/mi
3:13:18
8788
40K· 24.85 mi
9:03/mi
3:41:23
5875
Finish· 26.22 mi
9:10/mi
3:53:52
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
1:56:208:53 /mi⚡ faster
2nd Half
1:57:328:58 /mi+1.0%
Positive split — 1.0% slower in the second half
AI Race Performance Report

Chelsey'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
27:108:453.11 mi27:10
8:45
-
10K
54:558:513.10 mi27:45
8:56
+0:11
15K
1:23:058:553.11 mi28:10
9:04
+0:08
20K
1:50:178:533.11 mi27:12
8:46
-0:18
Half(13.10 mi)
1:56:208:530.67 mi6:03
9:01
+0:15
25K
2:17:558:532.43 mi21:35
8:52
-0:09
30K
2:45:468:543.11 mi27:51
8:58
+0:06
35K
3:13:188:543.11 mi27:32
8:52
-0:06
40K
3:41:238:553.10 mi28:05
9:03
+0:11
Finish(26.22 mi)
3:53:528:561.37 mi12:29
9:10
+0:07
Trend:
Faster pace
Steady pace
Slower pace
More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:45 /mi

Average Pace

8:56 /mi

Slowest Pace

9:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:53:52

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:55 /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 mi23018623862382216159175917
10K3.10 mi23274-2566351-1136351-1132357564666466
15K3.11 mi22745+5296129+2226129+2222216159175917
20K3.11 mi22086+6595920+2095920+2092063754485448
Half(13.10 mi)0.67 mi21990+965891+295891+292082855505550
25K2.43 mi21328+6625707+1845707+1841919950925092
30K3.11 mi20324+10045448+2595448+2591702845474547
35K3.11 mi18820+15045052+3965052+3961335735773577
40K3.10 mi17869+9514872+1804872+1801383341254125
Finish(26.22 mi)1.37 mi17673+1964865+74865+71624351475147

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
131 ft55 ft
49ft125ft
117 ft

Overall

22161

Females

5917

F18-39

5917

5K→10K

3.1 - 6.2 mi

Top 39%
55 ft24 ft
50ft81ft
45 ft

Overall

23575

Females

6466

F18-39

6466

10K→15K

6.2 - 9.3 mi

Top 37%
24 ft18 ft
44ft51ft
17 ft

Overall

22161

Females

5917

F18-39

5917

15K→20K

9.3 - 12.4 mi

Top 35%
18 ft45 ft
67ft40ft
38 ft

Overall

20637

Females

5448

F18-39

5448

20K→Half

12.4 - 13.1 mi

Top 35%
45 ft26 ft
8ft27ft
20 ft

Overall

20828

Females

5550

F18-39

5550

Half→25K

13.1 - 15.5 mi

Top 32%
25 ft12 ft
50ft63ft
20 ft

Overall

19199

Females

5092

F18-39

5092

25K→30K

15.5 - 18.6 mi

Top 28%
12 ft35 ft
69ft46ft
28 ft

Overall

17028

Females

4547

F18-39

4547

30K→35K

18.6 - 21.8 mi

Top 22%
35 ft34 ft
87ft88ft
23 ft

Overall

13357

Females

3577

F18-39

3577

35K→40K

21.8 - 24.9 mi

Top 23%
34 ft17 ft
58ft75ft
31 ft

Overall

13833

Females

4125

F18-39

4125

40K→Finish

24.9 - 26.2 mi

Top 27%
17 ft13 ft
14ft18ft
13 ft

Overall

16243

Females

5147

F18-39

5147

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing