Whitney Polacek

Bib: 12764 F US

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 17%
Gender (Female)
#0 / 26115
Top 9%
Division (F18-39)
#0 / 14744
Top 10%
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
8:06/mi
25:07
49125
10K· 6.21 mi
7:59/mi
49:53
5081
15K· 9.32 mi
8:12/mi
1:15:20
4451
20K· 12.43 mi
7:57/mi
1:40:01
6740
Half· 13.10 mi
8:03/mi
1:45:25
27
25K· 15.53 mi
8:00/mi
2:04:52
5063
30K· 18.64 mi
8:08/mi
2:30:08
6946
35K· 21.75 mi
8:09/mi
2:55:26
8788
40K· 24.85 mi
8:08/mi
3:20:40
5875
Finish· 26.22 mi
8:03/mi
3:31:38
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
1:45:258:03 /mi⚖️ balanced
2nd Half
1:46:138:06 /mi⚖️ balanced
Even split — consistent pacing between halves
AI Race Performance Report

Whitney'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
25:078:063.11 mi25:07
8:06
-
10K
49:538:023.10 mi24:46
7:59
-0:07
15K
1:15:208:053.11 mi25:27
8:12
+0:13
20K
1:40:018:033.11 mi24:41
7:57
-0:15
Half(13.10 mi)
1:45:258:030.67 mi5:24
8:03
+0:06
25K
2:04:528:032.43 mi19:27
8:00
-0:03
30K
2:30:088:043.11 mi25:16
8:08
+0:08
35K
2:55:268:043.11 mi25:18
8:09
+0:01
40K
3:20:408:053.10 mi25:14
8:08
-0:01
Finish(26.22 mi)
3:31:388:051.37 mi10:58
8:03
-0:05
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Whitney's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:57 /mi

Average Pace

8:05 /mi

Slowest Pace

8:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:31:38

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:04 /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 mi15186361236121316629302930
10K3.10 mi13869+13173211+4013211+4011265428372837
15K3.11 mi13555+3143083+1283083+1281316629302930
20K3.11 mi13218+3372984+992984+991243627042704
Half(13.10 mi)0.67 mi13093+1252948+362948+361130923682368
25K2.43 mi12649+4442832+1162832+1161119724062406
30K3.11 mi12022+6272672+1602672+1601027921872187
35K3.11 mi11196+8262473+1992473+199851318091809
40K3.10 mi10461+7352319+1542319+154772717591759
Finish(26.22 mi)1.37 mi10232+2292277+422277+42788519041904

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
131 ft55 ft
49ft125ft
117 ft

Overall

13166

Females

2930

F18-39

2930

5K→10K

3.1 - 6.2 mi

Top 21%
55 ft24 ft
50ft81ft
45 ft

Overall

12654

Females

2837

F18-39

2837

10K→15K

6.2 - 9.3 mi

Top 22%
24 ft18 ft
44ft51ft
17 ft

Overall

13166

Females

2930

F18-39

2930

15K→20K

9.3 - 12.4 mi

Top 21%
18 ft45 ft
67ft40ft
38 ft

Overall

12436

Females

2704

F18-39

2704

20K→Half

12.4 - 13.1 mi

Top 19%
45 ft26 ft
8ft27ft
20 ft

Overall

11309

Females

2368

F18-39

2368

Half→25K

13.1 - 15.5 mi

Top 19%
25 ft12 ft
50ft63ft
20 ft

Overall

11197

Females

2406

F18-39

2406

25K→30K

15.5 - 18.6 mi

Top 17%
12 ft35 ft
69ft46ft
28 ft

Overall

10279

Females

2187

F18-39

2187

30K→35K

18.6 - 21.8 mi

Top 14%
35 ft34 ft
87ft88ft
23 ft

Overall

8513

Females

1809

F18-39

1809

35K→40K

21.8 - 24.9 mi

Top 13%
34 ft17 ft
58ft75ft
31 ft

Overall

7727

Females

1759

F18-39

1759

40K→Finish

24.9 - 26.2 mi

Top 13%
17 ft13 ft
14ft18ft
13 ft

Overall

7885

Females

1904

F18-39

1904

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing