Sam Tattersall

Bib: 49519 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 (M45-49)
#0 / 4167
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
9:04/mi
28:09
49125
10K· 6.21 mi
9:07/mi
56:26
5081
15K· 9.32 mi
9:14/mi
1:25:05
4451
20K· 12.43 mi
8:58/mi
1:52:55
6740
Half· 13.10 mi
9:18/mi
1:59:09
27
25K· 15.53 mi
9:19/mi
2:21:50
5063
30K· 18.64 mi
10:44/mi
2:55:08
6946
35K· 21.75 mi
13:12/mi
3:36:08
8788
40K· 24.85 mi
12:37/mi
4:15:18
5875
Finish· 26.22 mi
11:41/mi
4:31:14
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
1:59:099:06 /mi⚡ faster
2nd Half
2:32:0511:36 /mi+27.6%
Positive split — 27.6% slower in the second half
AI Race Performance Report

Sam'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
28:099:043.11 mi28:09
9:04
-
10K
56:269:053.10 mi28:17
9:07
+0:03
15K
1:25:059:083.11 mi28:39
9:14
+0:07
20K
1:52:559:063.11 mi27:50
8:58
-0:16
Half(13.10 mi)
1:59:099:060.67 mi6:14
9:18
+0:20
25K
2:21:509:082.43 mi22:41
9:19
+0:01
30K
2:55:089:243.11 mi33:18
10:44
+1:25
35K
3:36:089:573.11 mi41:00
13:12
+2:28
40K
4:15:1810:173.10 mi39:10
12:37
-0:35
Finish(26.22 mi)
4:31:1410:221.37 mi15:56
11:41
-0:56
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Sam's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:58 /mi

Average Pace

10:21 /mi

Slowest Pace

13:12 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:21:50

52% of race

Time at Slower Pace

2:09:24

48% of race

Average Pace: 10:21 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi277201970919709241541753617536
10K3.10 mi26718+100219096+61319096+613260071862618626
15K3.11 mi25730+98818487+60918487+609241541753617536
20K3.11 mi24874+85617957+53017957+530230911679616796
Half(13.10 mi)0.67 mi24789+8517897+6017897+60239821728817288
25K2.43 mi24479+31017655+24217655+242239401711617116
30K3.11 mi26001-152218468-81318468-813307222055020550
35K3.11 mi29008-300720020-155220020-1552418842550025500
40K3.10 mi30431-142320602-58220602-582397222407024070
Finish(26.22 mi)1.37 mi30763-33220703-10120703-101372652282822828

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
131 ft55 ft
49ft125ft
117 ft

Overall

24154

Males

17536

M45-49

17536

5K→10K

3.1 - 6.2 mi

Top 44%
55 ft24 ft
50ft81ft
45 ft

Overall

26007

Males

18626

M45-49

18626

10K→15K

6.2 - 9.3 mi

Top 40%
24 ft18 ft
44ft51ft
17 ft

Overall

24154

Males

17536

M45-49

17536

15K→20K

9.3 - 12.4 mi

Top 39%
18 ft45 ft
67ft40ft
38 ft

Overall

23091

Males

16796

M45-49

16796

20K→Half

12.4 - 13.1 mi

Top 40%
45 ft26 ft
8ft27ft
20 ft

Overall

23982

Males

17288

M45-49

17288

Half→25K

13.1 - 15.5 mi

Top 40%
25 ft12 ft
50ft63ft
20 ft

Overall

23940

Males

17116

M45-49

17116

25K→30K

15.5 - 18.6 mi

Top 51%
12 ft35 ft
69ft46ft
28 ft

Overall

30722

Males

20550

M45-49

20550

30K→35K

18.6 - 21.8 mi

Top 70%
35 ft34 ft
87ft88ft
23 ft

Overall

41884

Males

25500

M45-49

25500

35K→40K

21.8 - 24.9 mi

Top 66%
34 ft17 ft
58ft75ft
31 ft

Overall

39722

Males

24070

M45-49

24070

40K→Finish

24.9 - 26.2 mi

Top 62%
17 ft13 ft
14ft18ft
13 ft

Overall

37265

Males

22828

M45-49

22828

Passing Analysis

Category:
Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#27720
5K10K
2951297+1002
#27720 #26718
10K15K
1141102+988
#26718 #25730
15K20K
84940+856
#25730 #24874
20KHalf
61146+85
#24874 #24789
Half25K
222532+310
#24789 #24479
25K30K
1738216-1522
#24479 #26001
30K35K
309790-3007
#26001 #29008
35K40K
1587164-1423
#29008 #30431
40KFinish
444112-332
#30431 #30763
TOTALS
76424599-3043
#27720 #30763

Passing Visualized

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Passing Circle

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Position Flow

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Race Lanes

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Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing