Justin Baldock

Bib: 43748 M GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 22%
Gender (Male)
#0 / 33594
Top 29%
Masters (Masters Men)
#0 / 16876
Top 26%
Division (M45-49)
#0 / 4167
Top 31%
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
8:07/mi
25:11
49125
10K· 6.21 mi
8:18/mi
50:58
5081
15K· 9.32 mi
8:30/mi
1:17:21
4451
20K· 12.43 mi
8:26/mi
1:43:32
6740
Half· 13.10 mi
8:24/mi
1:49:10
27
25K· 15.53 mi
8:25/mi
2:09:39
5063
30K· 18.64 mi
8:35/mi
2:36:18
6946
35K· 21.75 mi
8:37/mi
3:03:04
8788
40K· 24.85 mi
8:28/mi
3:29:20
5875
Finish· 26.22 mi
8:24/mi
3:40:47
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
1:49:108:21 /mi⚡ faster
2nd Half
1:51:378:31 /mi+2.2%
Positive split — 2.2% slower in the second half
AI Race Performance Report

Justin'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
25:118:073.11 mi25:11
8:07
-
10K
50:588:133.10 mi25:47
8:18
+0:11
15K
1:17:218:183.11 mi26:23
8:30
+0:12
20K
1:43:328:203.11 mi26:11
8:26
-0:04
Half(13.10 mi)
1:49:108:210.67 mi5:38
8:24
-0:02
25K
2:09:398:212.43 mi20:29
8:25
+0:01
30K
2:36:188:243.11 mi26:39
8:35
+0:10
35K
3:03:048:263.11 mi26:46
8:37
+0:02
40K
3:29:208:263.10 mi26:16
8:28
-0:09
Finish(26.22 mi)
3:40:478:261.37 mi11:27
8:24
-0:04
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Justin's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:07 /mi

Average Pace

8:26 /mi

Slowest Pace

8:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:47:22

76% of race

Time at Steady Pace

53:25

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:25 /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. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi153771168311683161851226212262
10K3.10 mi15910-53312034-35112034-351164091236412364
15K3.11 mi15949-3912062-2812062-28161851226212262
20K3.11 mi16215-26612254-19212254-192172321290212902
Half(13.10 mi)0.67 mi16101+11412171+8312171+83145881111711117
25K2.43 mi15848+25311967+20411967+204149911131211312
30K3.11 mi15273+57511525+44211525+442137971039810398
35K3.11 mi14390+88310821+70410821+7041161186688668
40K3.10 mi13369+102110008+81310008+813976272337233
Finish(26.22 mi)1.37 mi13055+3149757+2519757+2511027874807480

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
131 ft55 ft
49ft125ft
117 ft

Overall

16185

Males

12262

M45-49

12262

5K→10K

3.1 - 6.2 mi

Top 27%
55 ft24 ft
50ft81ft
45 ft

Overall

16409

Males

12364

M45-49

12364

10K→15K

6.2 - 9.3 mi

Top 27%
24 ft18 ft
44ft51ft
17 ft

Overall

16185

Males

12262

M45-49

12262

15K→20K

9.3 - 12.4 mi

Top 29%
18 ft45 ft
67ft40ft
38 ft

Overall

17232

Males

12902

M45-49

12902

20K→Half

12.4 - 13.1 mi

Top 24%
45 ft26 ft
8ft27ft
20 ft

Overall

14588

Males

11117

M45-49

11117

Half→25K

13.1 - 15.5 mi

Top 25%
25 ft12 ft
50ft63ft
20 ft

Overall

14991

Males

11312

M45-49

11312

25K→30K

15.5 - 18.6 mi

Top 23%
12 ft35 ft
69ft46ft
28 ft

Overall

13797

Males

10398

M45-49

10398

30K→35K

18.6 - 21.8 mi

Top 19%
35 ft34 ft
87ft88ft
23 ft

Overall

11611

Males

8668

M45-49

8668

35K→40K

21.8 - 24.9 mi

Top 16%
34 ft17 ft
58ft75ft
31 ft

Overall

9762

Males

7233

M45-49

7233

40K→Finish

24.9 - 26.2 mi

Top 17%
17 ft13 ft
14ft18ft
13 ft

Overall

10278

Males

7480

M45-49

7480

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing