Jenna Hazeldine

Bib: 47106 F GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 25%
Gender (Female)
#0 / 26115
Top 15%
Masters (Masters Women)
#0 / 11371
Top 13%
Division (F40-44)
#0 / 3355
Top 18%
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
8:05/mi
25:06
49125
10K· 6.21 mi
7:57/mi
49:46
5081
15K· 9.32 mi
8:19/mi
1:15:34
4451
20K· 12.43 mi
8:15/mi
1:41:09
6740
Half· 13.10 mi
8:41/mi
1:46:58
27
25K· 15.53 mi
8:30/mi
2:07:40
5063
30K· 18.64 mi
8:48/mi
2:34:59
6946
35K· 21.75 mi
9:12/mi
3:03:31
8788
40K· 24.85 mi
9:25/mi
3:32:44
5875
Finish· 26.22 mi
9:24/mi
3:45:33
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
1:46:588:10 /mi⚡ faster
2nd Half
1:58:359:03 /mi+10.9%
Positive split — 10.9% slower in the second half
AI Race Performance Report

Jenna'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
25:068:053.11 mi25:06
8:05
-
10K
49:468:013.10 mi24:40
7:57
-0:08
15K
1:15:348:073.11 mi25:48
8:19
+0:22
20K
1:41:098:093.11 mi25:35
8:15
-0:04
Half(13.10 mi)
1:46:588:100.67 mi5:49
8:41
+0:26
25K
2:07:408:142.43 mi20:42
8:30
-0:11
30K
2:34:598:193.11 mi27:19
8:48
+0:18
35K
3:03:318:273.11 mi28:32
9:12
+0:24
40K
3:32:448:343.10 mi29:13
9:25
+0:13
Finish(26.22 mi)
3:45:338:371.37 mi12:49
9:24
-0:01
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Jenna's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:57 /mi

Average Pace

8:37 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:07:40

57% of race

Time at Steady Pace

55:51

25% of race

Time at Slower Pace

42:02

19% of race

Average Pace: 8:36 /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. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi15113358535851441633323332
10K3.10 mi13611+15023130+4553130+4551225727162716
15K3.11 mi13879-2683186-563186-561441633323332
20K3.11 mi14261-3823317-1313317-1311543336943694
Half(13.10 mi)0.67 mi14440-1793374-573374-571733343624362
25K2.43 mi14631-1913462-883462-881576238973897
30K3.11 mi14625+63519-573519-571556740194019
35K3.11 mi14587+383634-1153634-1151580644644464
40K3.10 mi14603-163767-1333767-1331663752245224
Finish(26.22 mi)1.37 mi14679-763835-683835-681820758715871

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
131 ft55 ft
49ft125ft
117 ft

Overall

14416

Females

3332

F40-44

3332

5K→10K

3.1 - 6.2 mi

Top 21%
55 ft24 ft
50ft81ft
45 ft

Overall

12257

Females

2716

F40-44

2716

10K→15K

6.2 - 9.3 mi

Top 24%
24 ft18 ft
44ft51ft
17 ft

Overall

14416

Females

3332

F40-44

3332

15K→20K

9.3 - 12.4 mi

Top 26%
18 ft45 ft
67ft40ft
38 ft

Overall

15433

Females

3694

F40-44

3694

20K→Half

12.4 - 13.1 mi

Top 29%
45 ft26 ft
8ft27ft
20 ft

Overall

17333

Females

4362

F40-44

4362

Half→25K

13.1 - 15.5 mi

Top 26%
25 ft12 ft
50ft63ft
20 ft

Overall

15762

Females

3897

F40-44

3897

25K→30K

15.5 - 18.6 mi

Top 26%
12 ft35 ft
69ft46ft
28 ft

Overall

15567

Females

4019

F40-44

4019

30K→35K

18.6 - 21.8 mi

Top 26%
35 ft34 ft
87ft88ft
23 ft

Overall

15806

Females

4464

F40-44

4464

35K→40K

21.8 - 24.9 mi

Top 28%
34 ft17 ft
58ft75ft
31 ft

Overall

16637

Females

5224

F40-44

5224

40K→Finish

24.9 - 26.2 mi

Top 30%
17 ft13 ft
14ft18ft
13 ft

Overall

18207

Females

5871

F40-44

5871

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing