Jack Whittaker

Bib: 45072 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 41%
Gender (Male)
#0 / 33594
Division (M18-39)
#0 / 16712
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
8:40/mi
26:53
49125
10K· 6.21 mi
9:08/mi
55:15
5081
15K· 9.32 mi
9:11/mi
1:23:45
4451
20K· 12.43 mi
9:07/mi
1:52:03
6740
Half· 13.10 mi
9:21/mi
1:58:19
27
25K· 15.53 mi
9:36/mi
2:21:41
5063
30K· 18.64 mi
9:36/mi
2:51:29
6946
35K· 21.75 mi
11:02/mi
3:25:45
8788
40K· 24.85 mi
10:44/mi
3:59:04
5875
Finish· 26.22 mi
10:05/mi
4:12:48
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
1:58:199:02 /mi⚡ faster
2nd Half
2:14:2910:16 /mi+13.7%
Positive split — 13.7% slower 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
26:538:403.11 mi26:53
8:40
-
10K
55:158:543.10 mi28:22
9:08
+0:28
15K
1:23:459:003.11 mi28:30
9:11
+0:03
20K
1:52:039:013.11 mi28:18
9:07
-0:04
Half(13.10 mi)
1:58:199:020.67 mi6:16
9:21
+0:14
25K
2:21:419:082.43 mi23:22
9:36
+0:15
30K
2:51:299:123.11 mi29:48
9:36
0:00
35K
3:25:459:283.11 mi34:16
11:02
+1:26
40K
3:59:049:383.10 mi33:19
10:44
-0:18
Finish(26.22 mi)
4:12:489:391.37 mi13:44
10:05
-0:39
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Jack's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

Checkpoints & Pacing

Pace Line

Fastest Pace

8:40 /mi

Average Pace

9:39 /mi

Slowest Pace

11:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:52:03

44% of race

Time at Steady Pace

59:26

24% of race

Time at Slower Pace

1:21:19

32% of race

Average Pace: 9:38 /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 mi217831595815958234461707517075
10K3.10 mi23942-215917312-135417312-1354263981887618876
15K3.11 mi23691+25117191+12117191+121234461707517075
20K3.11 mi23922-23117353-16217353-162250761806218062
Half(13.10 mi)0.67 mi23941-1917366-1317366-13244461756217562
25K2.43 mi24359-41817569-20317569-203262161850618506
30K3.11 mi23819+54017089+48017089+480226051597815978
35K3.11 mi24681-86217455-36617455-366285521873318733
40K3.10 mi24620+6117188+26717188+267259071673916739
Finish(26.22 mi)1.37 mi24420+20016988+20016988+200236341549715497

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
131 ft55 ft
49ft125ft
117 ft

Overall

23446

Males

17075

M18-39

17075

5K→10K

3.1 - 6.2 mi

Top 44%
55 ft24 ft
50ft81ft
45 ft

Overall

26398

Males

18876

M18-39

18876

10K→15K

6.2 - 9.3 mi

Top 39%
24 ft18 ft
44ft51ft
17 ft

Overall

23446

Males

17075

M18-39

17075

15K→20K

9.3 - 12.4 mi

Top 42%
18 ft45 ft
67ft40ft
38 ft

Overall

25076

Males

18062

M18-39

18062

20K→Half

12.4 - 13.1 mi

Top 41%
45 ft26 ft
8ft27ft
20 ft

Overall

24446

Males

17562

M18-39

17562

Half→25K

13.1 - 15.5 mi

Top 44%
25 ft12 ft
50ft63ft
20 ft

Overall

26216

Males

18506

M18-39

18506

25K→30K

15.5 - 18.6 mi

Top 38%
12 ft35 ft
69ft46ft
28 ft

Overall

22605

Males

15978

M18-39

15978

30K→35K

18.6 - 21.8 mi

Top 48%
35 ft34 ft
87ft88ft
23 ft

Overall

28552

Males

18733

M18-39

18733

35K→40K

21.8 - 24.9 mi

Top 43%
34 ft17 ft
58ft75ft
31 ft

Overall

25907

Males

16739

M18-39

16739

40K→Finish

24.9 - 26.2 mi

Top 40%
17 ft13 ft
14ft18ft
13 ft

Overall

23634

Males

15497

M18-39

15497

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing