Jack Bradley

Bib: 47173 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 3%
Gender (Male)
#0 / 33594
Top 6%
Division (M18-39)
#0 / 16712
Top 8%
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
6:43/mi
20:51
49125
10K· 6.21 mi
6:37/mi
41:23
5081
15K· 9.32 mi
6:47/mi
1:02:26
4451
20K· 12.43 mi
6:37/mi
1:22:57
6740
Half· 13.10 mi
6:43/mi
1:27:27
27
25K· 15.53 mi
6:37/mi
1:43:33
5063
30K· 18.64 mi
6:40/mi
2:04:14
6946
35K· 21.75 mi
6:36/mi
2:24:44
8788
40K· 24.85 mi
6:29/mi
2:44:50
5875
Finish· 26.22 mi
6:12/mi
2:53:17
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
1:27:276:41 /mi+1.8%
2nd Half
1:25:506:33 /mi✓ faster
Negative split — 1.8% faster in the second half
AI Race Performance Report

Jack'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
20:516:433.11 mi20:51
6:43
-
10K
41:236:403.10 mi20:32
6:37
-0:06
15K
1:02:266:423.11 mi21:03
6:47
+0:10
20K
1:22:576:413.11 mi20:31
6:37
-0:10
Half(13.10 mi)
1:27:276:410.67 mi4:30
6:43
+0:06
25K
1:43:336:402.43 mi16:06
6:37
-0:06
30K
2:04:146:403.11 mi20:41
6:40
+0:03
35K
2:24:446:403.11 mi20:30
6:36
-0:04
40K
2:44:506:383.10 mi20:06
6:29
-0:07
Finish(26.22 mi)
2:53:176:371.37 mi8:27
6:12
-0:17
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Jack's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

6:12 /mi

Average Pace

6:37 /mi

Slowest Pace

6:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

28:33

16% of race

Time at Steady Pace

2:24:44

84% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:37 /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 mi388335483548298127882788
10K3.10 mi3333+5503087+4613087+461290527182718
15K3.11 mi3185+1482961+1262961+126298127882788
20K3.11 mi3117+682908+532908+53291027392739
Half(13.10 mi)0.67 mi3084+332880+282880+28257024442444
25K2.43 mi2952+1322769+1112769+111250823692369
30K3.11 mi2753+1992595+1742595+174209519861986
35K3.11 mi2461+2922327+2682327+268162015291529
40K3.10 mi2154+3072042+2852042+285112110611061
Finish(26.22 mi)1.37 mi2021+1331917+1251917+125675647647

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
131 ft55 ft
49ft125ft
117 ft

Overall

2981

Males

2788

M18-39

2788

5K→10K

3.1 - 6.2 mi

Top 5%
55 ft24 ft
50ft81ft
45 ft

Overall

2905

Males

2718

M18-39

2718

10K→15K

6.2 - 9.3 mi

Top 5%
24 ft18 ft
44ft51ft
17 ft

Overall

2981

Males

2788

M18-39

2788

15K→20K

9.3 - 12.4 mi

Top 5%
18 ft45 ft
67ft40ft
38 ft

Overall

2910

Males

2739

M18-39

2739

20K→Half

12.4 - 13.1 mi

Top 4%
45 ft26 ft
8ft27ft
20 ft

Overall

2570

Males

2444

M18-39

2444

Half→25K

13.1 - 15.5 mi

Top 4%
25 ft12 ft
50ft63ft
20 ft

Overall

2508

Males

2369

M18-39

2369

25K→30K

15.5 - 18.6 mi

Top 4%
12 ft35 ft
69ft46ft
28 ft

Overall

2095

Males

1986

M18-39

1986

30K→35K

18.6 - 21.8 mi

Top 3%
35 ft34 ft
87ft88ft
23 ft

Overall

1620

Males

1529

M18-39

1529

35K→40K

21.8 - 24.9 mi

Top 2%
34 ft17 ft
58ft75ft
31 ft

Overall

1121

Males

1061

M18-39

1061

40K→Finish

24.9 - 26.2 mi

Top 1%
17 ft13 ft
14ft18ft
13 ft

Overall

675

Males

647

M18-39

647

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing