Isabelle Gibbs

Bib: 59742 F IE

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 49%
Gender (Female)
#0 / 26115
Top 36%
Division (F18-39)
#0 / 14744
Top 38%
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
9:37/mi
29:51
49125
10K· 6.21 mi
9:48/mi
1:00:16
5081
15K· 9.32 mi
9:53/mi
1:30:56
4451
20K· 12.43 mi
10:13/mi
2:02:39
6740
Half· 13.10 mi
9:58/mi
2:09:20
27
25K· 15.53 mi
9:52/mi
2:33:20
5063
30K· 18.64 mi
10:47/mi
3:06:50
6946
35K· 21.75 mi
10:43/mi
3:40:05
8788
40K· 24.85 mi
10:56/mi
4:14:03
5875
Finish· 26.22 mi
10:00/mi
4:27:41
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
2:09:209:53 /mi⚡ faster
2nd Half
2:18:2110:33 /mi+7.0%
Positive split — 7.0% slower in the second half
AI Race Performance Report

Isabelle'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
29:519:373.11 mi29:51
9:37
-
10K
1:00:169:423.10 mi30:25
9:48
+0:11
15K
1:30:569:463.11 mi30:40
9:53
+0:05
20K
2:02:399:533.11 mi31:43
10:13
+0:20
Half(13.10 mi)
2:09:209:530.67 mi6:41
9:58
-0:15
25K
2:33:209:532.43 mi24:00
9:52
-0:06
30K
3:06:5010:023.11 mi33:30
10:47
+0:55
35K
3:40:0510:083.11 mi33:15
10:43
-0:04
40K
4:14:0310:143.10 mi33:58
10:56
+0:13
Finish(26.22 mi)
4:27:4110:141.37 mi13:38
10:00
-0:56
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Isabelle's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:37 /mi

Average Pace

10:13 /mi

Slowest Pace

10:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:46:58

62% of race

Time at Steady Pace

1:40:43

38% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:13 /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. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3450210682106823158394689468
10K3.10 mi34404+9810657+2510657+25344391072010720
15K3.11 mi33347+105710195+46210195+4623158394689468
20K3.11 mi33786-43910470-27510470-275354501149711497
Half(13.10 mi)0.67 mi33540+24610373+9710373+973020191729172
25K2.43 mi32397+114310007+36610007+3662828985438543
30K3.11 mi31863+5349956+519956+51311911034110341
35K3.11 mi30535+13289620+3369620+3362633987768776
40K3.10 mi29952+5839584+369584+362746798549854
Finish(26.22 mi)1.37 mi29508+4449473+1119473+1112305778697869

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
131 ft55 ft
49ft125ft
117 ft

Overall

31583

Females

9468

F18-39

9468

5K→10K

3.1 - 6.2 mi

Top 58%
55 ft24 ft
50ft81ft
45 ft

Overall

34439

Females

10720

F18-39

10720

10K→15K

6.2 - 9.3 mi

Top 53%
24 ft18 ft
44ft51ft
17 ft

Overall

31583

Females

9468

F18-39

9468

15K→20K

9.3 - 12.4 mi

Top 59%
18 ft45 ft
67ft40ft
38 ft

Overall

35450

Females

11497

F18-39

11497

20K→Half

12.4 - 13.1 mi

Top 51%
45 ft26 ft
8ft27ft
20 ft

Overall

30201

Females

9172

F18-39

9172

Half→25K

13.1 - 15.5 mi

Top 47%
25 ft12 ft
50ft63ft
20 ft

Overall

28289

Females

8543

F18-39

8543

25K→30K

15.5 - 18.6 mi

Top 52%
12 ft35 ft
69ft46ft
28 ft

Overall

31191

Females

10341

F18-39

10341

30K→35K

18.6 - 21.8 mi

Top 44%
35 ft34 ft
87ft88ft
23 ft

Overall

26339

Females

8776

F18-39

8776

35K→40K

21.8 - 24.9 mi

Top 46%
34 ft17 ft
58ft75ft
31 ft

Overall

27467

Females

9854

F18-39

9854

40K→Finish

24.9 - 26.2 mi

Top 39%
17 ft13 ft
14ft18ft
13 ft

Overall

23057

Females

7869

F18-39

7869

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing