Chris Marciani

Bib: 21481 M US

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Gender (Male)
#0 / 33594
Masters (Masters Men)
#0 / 16876
Division (M50-54)
#0 / 3474
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
9:19/mi
28:56
49125
10K· 6.21 mi
9:21/mi
57:57
5081
15K· 9.32 mi
9:42/mi
1:28:03
4451
20K· 12.43 mi
9:42/mi
1:58:09
6740
Half· 13.10 mi
9:36/mi
2:04:35
27
25K· 15.53 mi
10:10/mi
2:29:19
5063
30K· 18.64 mi
11:04/mi
3:03:41
6946
35K· 21.75 mi
12:38/mi
3:42:55
8788
40K· 24.85 mi
13:13/mi
4:23:56
5875
Finish· 26.22 mi
12:28/mi
4:40:56
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
2:04:359:31 /mi⚡ faster
2nd Half
2:36:2111:56 /mi+25.5%
Positive split — 25.5% slower in the second half
AI Race Performance Report

Chris'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
28:569:193.11 mi28:56
9:19
-
10K
57:579:203.10 mi29:01
9:21
+0:02
15K
1:28:039:273.11 mi30:06
9:42
+0:21
20K
1:58:099:313.11 mi30:06
9:42
0:00
Half(13.10 mi)
2:04:359:310.67 mi6:26
9:36
-0:06
25K
2:29:199:372.43 mi24:44
10:10
+0:34
30K
3:03:419:523.11 mi34:22
11:04
+0:54
35K
3:42:5510:153.11 mi39:14
12:38
+1:34
40K
4:23:5610:383.10 mi41:01
13:13
+0:35
Finish(26.22 mi)
4:40:5610:441.37 mi17:00
12:28
-0:45
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:19 /mi

Average Pace

10:43 /mi

Slowest Pace

13:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

57:57

21% of race

Time at Steady Pace

1:31:22

33% of race

Time at Slower Pace

2:11:37

47% of race

Average Pace: 10:43 /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. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi311682183821838298882107421074
10K3.10 mi30277+89121296+54221296+542294912083820838
15K3.11 mi30063+21421176+12021176+120298882107421074
20K3.11 mi30198-13521214-3821214-38307142142721427
Half(13.10 mi)0.67 mi29957+24121052+16221052+162269791914719147
25K2.43 mi29866+9120930+12220930+122305312093820938
30K3.11 mi30307-44121004-7421004-74330802180321803
35K3.11 mi31713-140621531-52721531-527386812393823938
40K3.10 mi33552-183922293-76222293-762436052607426074
Finish(26.22 mi)1.37 mi34028-47622503-21022503-210430932588425884

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
131 ft55 ft
49ft125ft
117 ft

Overall

29888

Males

21074

M50-54

21074

5K→10K

3.1 - 6.2 mi

Top 49%
55 ft24 ft
50ft81ft
45 ft

Overall

29491

Males

20838

M50-54

20838

10K→15K

6.2 - 9.3 mi

Top 50%
24 ft18 ft
44ft51ft
17 ft

Overall

29888

Males

21074

M50-54

21074

15K→20K

9.3 - 12.4 mi

Top 51%
18 ft45 ft
67ft40ft
38 ft

Overall

30714

Males

21427

M50-54

21427

20K→Half

12.4 - 13.1 mi

Top 45%
45 ft26 ft
8ft27ft
20 ft

Overall

26979

Males

19147

M50-54

19147

Half→25K

13.1 - 15.5 mi

Top 51%
25 ft12 ft
50ft63ft
20 ft

Overall

30531

Males

20938

M50-54

20938

25K→30K

15.5 - 18.6 mi

Top 55%
12 ft35 ft
69ft46ft
28 ft

Overall

33080

Males

21803

M50-54

21803

30K→35K

18.6 - 21.8 mi

Top 65%
35 ft34 ft
87ft88ft
23 ft

Overall

38681

Males

23938

M50-54

23938

35K→40K

21.8 - 24.9 mi

Top 73%
34 ft17 ft
58ft75ft
31 ft

Overall

43605

Males

26074

M50-54

26074

40K→Finish

24.9 - 26.2 mi

Top 72%
17 ft13 ft
14ft18ft
13 ft

Overall

43093

Males

25884

M50-54

25884

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing