Claire Jacobs

Bib: 16318 F GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 15%
Gender (Female)
#0 / 26115
Top 7%
Masters (Masters Women)
#0 / 11371
Top 5%
Division (F50-54)
#0 / 2342
Top 3%
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
25:13
49125
10K· 6.21 mi
7:39/mi
48:56
5081
15K· 9.32 mi
7:59/mi
1:13:44
4451
20K· 12.43 mi
7:49/mi
1:37:59
6740
Half· 13.10 mi
7:51/mi
1:43:15
27
25K· 15.53 mi
7:47/mi
2:02:11
5063
30K· 18.64 mi
7:56/mi
2:26:48
6946
35K· 21.75 mi
8:00/mi
2:51:38
8788
40K· 24.85 mi
7:57/mi
3:16:19
5875
Finish· 26.22 mi
8:06/mi
3:27:21
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
1:43:157:53 /mi⚖️ balanced
2nd Half
1:44:067:57 /mi⚖️ balanced
Even split — consistent pacing between halves
AI Race Performance Report

Claire'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
25:138:073.11 mi25:13
8:07
-
10K
48:567:533.10 mi23:43
7:39
-0:28
15K
1:13:447:553.11 mi24:48
7:59
+0:20
20K
1:37:597:543.11 mi24:15
7:49
-0:10
Half(13.10 mi)
1:43:157:530.67 mi5:16
7:51
+0:02
25K
2:02:117:522.43 mi18:56
7:47
-0:04
30K
2:26:487:533.11 mi24:37
7:56
+0:09
35K
2:51:387:543.11 mi24:50
8:00
+0:04
40K
3:16:197:543.10 mi24:41
7:57
-0:03
Finish(26.22 mi)
3:27:217:551.37 mi11:02
8:06
+0:09
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Claire's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:39 /mi

Average Pace

7:55 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:51:06

83% of race

Time at Steady Pace

36:15

17% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:54 /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. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi15533371737171079021922192
10K3.10 mi11990+35432605+11122605+1112940817111711
15K3.11 mi11482+5082426+1792426+1791079021922192
20K3.11 mi11284+1982371+552371+551084122212221
Half(13.10 mi)0.67 mi11148+1362326+452326+45953917831783
25K2.43 mi10750+3982217+1092217+109935517911791
30K3.11 mi10215+5352077+1402077+140856016291629
35K3.11 mi9587+6281932+1451932+145753715101510
40K3.10 mi9006+5811823+1091823+109672114091409
Finish(26.22 mi)1.37 mi8894+1121819+41819+4821320232023

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
131 ft55 ft
49ft125ft
117 ft

Overall

10790

Females

2192

F50-54

2192

5K→10K

3.1 - 6.2 mi

Top 16%
55 ft24 ft
50ft81ft
45 ft

Overall

9408

Females

1711

F50-54

1711

10K→15K

6.2 - 9.3 mi

Top 18%
24 ft18 ft
44ft51ft
17 ft

Overall

10790

Females

2192

F50-54

2192

15K→20K

9.3 - 12.4 mi

Top 18%
18 ft45 ft
67ft40ft
38 ft

Overall

10841

Females

2221

F50-54

2221

20K→Half

12.4 - 13.1 mi

Top 16%
45 ft26 ft
8ft27ft
20 ft

Overall

9539

Females

1783

F50-54

1783

Half→25K

13.1 - 15.5 mi

Top 16%
25 ft12 ft
50ft63ft
20 ft

Overall

9355

Females

1791

F50-54

1791

25K→30K

15.5 - 18.6 mi

Top 14%
12 ft35 ft
69ft46ft
28 ft

Overall

8560

Females

1629

F50-54

1629

30K→35K

18.6 - 21.8 mi

Top 13%
35 ft34 ft
87ft88ft
23 ft

Overall

7537

Females

1510

F50-54

1510

35K→40K

21.8 - 24.9 mi

Top 11%
34 ft17 ft
58ft75ft
31 ft

Overall

6721

Females

1409

F50-54

1409

40K→Finish

24.9 - 26.2 mi

Top 14%
17 ft13 ft
14ft18ft
13 ft

Overall

8213

Females

2023

F50-54

2023

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing