David Mercer

Bib: 49326 M GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 20%
Gender (Male)
#0 / 33594
Top 27%
Masters (Masters Men)
#0 / 16876
Top 24%
Division (M55-59)
#0 / 2251
Top 16%
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
7:52/mi
24:26
49125
10K· 6.21 mi
8:04/mi
49:27
5081
15K· 9.32 mi
8:08/mi
1:14:42
4451
20K· 12.43 mi
8:02/mi
1:39:37
6740
Half· 13.10 mi
8:14/mi
1:45:08
27
25K· 15.53 mi
8:07/mi
2:04:53
5063
30K· 18.64 mi
8:27/mi
2:31:07
6946
35K· 21.75 mi
8:35/mi
2:57:45
8788
40K· 24.85 mi
8:43/mi
3:24:49
5875
Finish· 26.22 mi
9:06/mi
3:37:13
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
1:45:088:02 /mi⚡ faster
2nd Half
1:52:058:33 /mi+6.6%
Positive split — 6.6% slower in the second half
AI Race Performance Report

David'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
24:267:523.11 mi24:26
7:52
-
10K
49:277:583.10 mi25:01
8:04
+0:12
15K
1:14:428:013.11 mi25:15
8:08
+0:04
20K
1:39:378:013.11 mi24:55
8:02
-0:06
Half(13.10 mi)
1:45:088:020.67 mi5:31
8:14
+0:12
25K
2:04:538:032.43 mi19:45
8:07
-0:07
30K
2:31:078:073.11 mi26:14
8:27
+0:20
35K
2:57:458:113.11 mi26:38
8:35
+0:08
40K
3:24:498:153.10 mi27:04
8:43
+0:08
Finish(26.22 mi)
3:37:138:181.37 mi12:24
9:06
+0:23
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of David's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:52 /mi

Average Pace

8:17 /mi

Slowest Pace

9:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:57:45

82% of race

Time at Steady Pace

39:28

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:17 /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. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi12496973197311230496139613
10K3.10 mi12969-47310037-30610037-306135811044010440
15K3.11 mi12677+2929842+1959842+1951230496139613
20K3.11 mi12823-1469953-1119953-111132601026510265
Half(13.10 mi)0.67 mi12813+109949+49949+4129151001410014
25K2.43 mi12653+1609808+1419808+1411236195769576
30K3.11 mi12546+1079690+1189690+1181268996679667
35K3.11 mi12131+4159329+3619329+3611131084768476
40K3.10 mi11818+3139014+3159014+3151147682768276
Finish(26.22 mi)1.37 mi11936-1189036-229036-22156931075010750

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
131 ft55 ft
49ft125ft
117 ft

Overall

12304

Males

9613

M55-59

9613

5K→10K

3.1 - 6.2 mi

Top 23%
55 ft24 ft
50ft81ft
45 ft

Overall

13581

Males

10440

M55-59

10440

10K→15K

6.2 - 9.3 mi

Top 21%
24 ft18 ft
44ft51ft
17 ft

Overall

12304

Males

9613

M55-59

9613

15K→20K

9.3 - 12.4 mi

Top 22%
18 ft45 ft
67ft40ft
38 ft

Overall

13260

Males

10265

M55-59

10265

20K→Half

12.4 - 13.1 mi

Top 22%
45 ft26 ft
8ft27ft
20 ft

Overall

12915

Males

10014

M55-59

10014

Half→25K

13.1 - 15.5 mi

Top 21%
25 ft12 ft
50ft63ft
20 ft

Overall

12361

Males

9576

M55-59

9576

25K→30K

15.5 - 18.6 mi

Top 21%
12 ft35 ft
69ft46ft
28 ft

Overall

12689

Males

9667

M55-59

9667

30K→35K

18.6 - 21.8 mi

Top 19%
35 ft34 ft
87ft88ft
23 ft

Overall

11310

Males

8476

M55-59

8476

35K→40K

21.8 - 24.9 mi

Top 19%
34 ft17 ft
58ft75ft
31 ft

Overall

11476

Males

8276

M55-59

8276

40K→Finish

24.9 - 26.2 mi

Top 26%
17 ft13 ft
14ft18ft
13 ft

Overall

15693

Males

10750

M55-59

10750

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing