Alexa Vitzthum

Bib: 40250 F DE

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 47%
Gender (Female)
#0 / 26115
Top 34%
Masters (Masters Women)
#0 / 11371
Top 32%
Division (F40-44)
#0 / 3355
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
9:34/mi
29:41
49125
10K· 6.21 mi
9:15/mi
58:25
5081
15K· 9.32 mi
9:18/mi
1:27:18
4451
20K· 12.43 mi
9:06/mi
1:55:33
6740
Half· 13.10 mi
9:42/mi
2:02:03
27
25K· 15.53 mi
9:38/mi
2:25:30
5063
30K· 18.64 mi
10:18/mi
2:57:29
6946
35K· 21.75 mi
10:57/mi
3:31:30
8788
40K· 24.85 mi
11:25/mi
4:06:58
5875
Finish· 26.22 mi
11:44/mi
4:22:58
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
2:02:039:20 /mi⚡ faster
2nd Half
2:20:5510:45 /mi+15.5%
Positive split — 15.5% slower in the second half
AI Race Performance Report

Alexa'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
29:419:343.11 mi29:41
9:34
-
10K
58:259:253.10 mi28:44
9:15
-0:19
15K
1:27:189:223.11 mi28:53
9:18
+0:03
20K
1:55:339:183.11 mi28:15
9:06
-0:12
Half(13.10 mi)
2:02:039:200.67 mi6:30
9:42
+0:36
25K
2:25:309:222.43 mi23:27
9:38
-0:04
30K
2:57:299:323.11 mi31:59
10:18
+0:40
35K
3:31:309:443.11 mi34:01
10:57
+0:39
40K
4:06:589:573.10 mi35:28
11:25
+0:28
Finish(26.22 mi)
4:22:5810:031.37 mi16:00
11:44
+0:19
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Alexa's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:06 /mi

Average Pace

10:02 /mi

Slowest Pace

11:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

28:15

11% of race

Time at Steady Pace

1:57:15

45% of race

Time at Slower Pace

1:57:28

45% of race

Average Pace: 10:02 /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 mi3390610434104342521569956995
10K3.10 mi31185+27219295+11399295+11392818781488148
15K3.11 mi29076+21098457+8388457+8382521569956995
20K3.11 mi27761+13157969+4887969+4882485969146914
Half(13.10 mi)0.67 mi27733+287985-167985-162774981628162
25K2.43 mi27389+3447896+897896+892651078077807
30K3.11 mi27213+1767983-877983-872763786778677
35K3.11 mi27059+1548173-1908173-1902799995469546
40K3.10 mi27448-3898560-3878560-387310461146611466
Finish(26.22 mi)1.37 mi27877-4298800-2408800-240376631456714567

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
131 ft55 ft
49ft125ft
117 ft

Overall

25215

Females

6995

F40-44

6995

5K→10K

3.1 - 6.2 mi

Top 47%
55 ft24 ft
50ft81ft
45 ft

Overall

28187

Females

8148

F40-44

8148

10K→15K

6.2 - 9.3 mi

Top 42%
24 ft18 ft
44ft51ft
17 ft

Overall

25215

Females

6995

F40-44

6995

15K→20K

9.3 - 12.4 mi

Top 42%
18 ft45 ft
67ft40ft
38 ft

Overall

24859

Females

6914

F40-44

6914

20K→Half

12.4 - 13.1 mi

Top 46%
45 ft26 ft
8ft27ft
20 ft

Overall

27749

Females

8162

F40-44

8162

Half→25K

13.1 - 15.5 mi

Top 44%
25 ft12 ft
50ft63ft
20 ft

Overall

26510

Females

7807

F40-44

7807

25K→30K

15.5 - 18.6 mi

Top 46%
12 ft35 ft
69ft46ft
28 ft

Overall

27637

Females

8677

F40-44

8677

30K→35K

18.6 - 21.8 mi

Top 47%
35 ft34 ft
87ft88ft
23 ft

Overall

27999

Females

9546

F40-44

9546

35K→40K

21.8 - 24.9 mi

Top 52%
34 ft17 ft
58ft75ft
31 ft

Overall

31046

Females

11466

F40-44

11466

40K→Finish

24.9 - 26.2 mi

Top 63%
17 ft13 ft
14ft18ft
13 ft

Overall

37663

Females

14567

F40-44

14567

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing