James Chambers

Bib: 68526 M GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Gender (Male)
#0 / 33594
Masters (Masters Men)
#0 / 16876
Division (M50-54)
#0 / 3474
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
9:41/mi
30:03
49125
10K· 6.21 mi
10:02/mi
1:01:13
5081
15K· 9.32 mi
10:36/mi
1:34:08
4451
20K· 12.43 mi
10:32/mi
2:06:50
6740
Half· 13.10 mi
10:58/mi
2:14:11
27
25K· 15.53 mi
11:15/mi
2:41:34
5063
30K· 18.64 mi
10:53/mi
3:15:21
6946
35K· 21.75 mi
11:12/mi
3:50:06
8788
40K· 24.85 mi
10:21/mi
4:22:14
5875
Finish· 26.22 mi
9:59/mi
4:35:50
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
2:14:1110:15 /mi⚡ faster
2nd Half
2:21:3910:48 /mi+5.6%
Positive split — 5.6% slower in the second half
AI Race Performance Report

James'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
30:039:413.11 mi30:03
9:41
-
10K
1:01:139:523.10 mi31:10
10:02
+0:21
15K
1:34:0810:063.11 mi32:55
10:36
+0:34
20K
2:06:5010:133.11 mi32:42
10:32
-0:04
Half(13.10 mi)
2:14:1110:150.67 mi7:21
10:58
+0:26
25K
2:41:3410:252.43 mi27:23
11:15
+0:17
30K
3:15:2110:293.11 mi33:47
10:53
-0:22
35K
3:50:0610:353.11 mi34:45
11:12
+0:19
40K
4:22:1410:343.10 mi32:08
10:21
-0:51
Finish(26.22 mi)
4:35:5010:321.37 mi13:36
9:59
-0:22
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of James's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:41 /mi

Average Pace

10:32 /mi

Slowest Pace

11:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:52:34

63% of race

Time at Steady Pace

1:43:16

37% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:31 /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. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi351642413124131381832554725547
10K3.10 mi35900-73624505-37424505-374367462489824898
15K3.11 mi36640-74024857-35224857-352381832554725547
20K3.11 mi36877-23724860-324860-3380422517825178
Half(13.10 mi)0.67 mi36961-8424880-2024880-20385942522425224
25K2.43 mi37258-29724897-1724897-17385542498524985
30K3.11 mi36061+119724116+78124116+781318142114221142
35K3.11 mi34750+131123183+93323183+933295831926819268
40K3.10 mi32944+180621976+120721976+1207232751530515305
Finish(26.22 mi)1.37 mi32347+59721562+41421562+414228341504215042

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
131 ft55 ft
49ft125ft
117 ft

Overall

38183

Males

25547

M50-54

25547

5K→10K

3.1 - 6.2 mi

Top 61%
55 ft24 ft
50ft81ft
45 ft

Overall

36746

Males

24898

M50-54

24898

10K→15K

6.2 - 9.3 mi

Top 64%
24 ft18 ft
44ft51ft
17 ft

Overall

38183

Males

25547

M50-54

25547

15K→20K

9.3 - 12.4 mi

Top 64%
18 ft45 ft
67ft40ft
38 ft

Overall

38042

Males

25178

M50-54

25178

20K→Half

12.4 - 13.1 mi

Top 65%
45 ft26 ft
8ft27ft
20 ft

Overall

38594

Males

25224

M50-54

25224

Half→25K

13.1 - 15.5 mi

Top 64%
25 ft12 ft
50ft63ft
20 ft

Overall

38554

Males

24985

M50-54

24985

25K→30K

15.5 - 18.6 mi

Top 53%
12 ft35 ft
69ft46ft
28 ft

Overall

31814

Males

21142

M50-54

21142

30K→35K

18.6 - 21.8 mi

Top 49%
35 ft34 ft
87ft88ft
23 ft

Overall

29583

Males

19268

M50-54

19268

35K→40K

21.8 - 24.9 mi

Top 39%
34 ft17 ft
58ft75ft
31 ft

Overall

23275

Males

15305

M50-54

15305

40K→Finish

24.9 - 26.2 mi

Top 38%
17 ft13 ft
14ft18ft
13 ft

Overall

22834

Males

15042

M50-54

15042

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing