Katie Bird

Bib: 23430 F GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Gender (Female)
#0 / 26115
Top 46%
Masters (Masters Women)
#0 / 11371
Top 44%
Division (F40-44)
#0 / 3355
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
9:59/mi
30:58
49125
10K· 6.21 mi
9:59/mi
1:01:59
5081
15K· 9.32 mi
10:32/mi
1:34:42
4451
20K· 12.43 mi
10:32/mi
2:07:24
6740
Half· 13.10 mi
9:57/mi
2:14:04
27
25K· 15.53 mi
10:27/mi
2:39:31
5063
30K· 18.64 mi
11:14/mi
3:14:25
6946
35K· 21.75 mi
11:44/mi
3:50:52
8788
40K· 24.85 mi
12:14/mi
4:28:52
5875
Finish· 26.22 mi
11:43/mi
4:44:50
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
2:14:0410:15 /mi⚡ faster
2nd Half
2:30:4611:30 /mi+12.5%
Positive split — 12.5% slower in the second half
AI Race Performance Report

Katie'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
30:589:593.11 mi30:58
9:59
-
10K
1:01:599:593.10 mi31:01
9:59
0:00
15K
1:34:4210:103.11 mi32:43
10:32
+0:33
20K
2:07:2410:163.11 mi32:43
10:32
0:00
Half(13.10 mi)
2:14:0410:150.67 mi6:40
9:57
-0:35
25K
2:39:3110:172.43 mi25:27
10:27
+0:30
30K
3:14:2510:263.11 mi34:54
11:14
+0:47
35K
3:50:5210:373.11 mi36:27
11:44
+0:30
40K
4:28:5210:503.10 mi38:00
12:14
+0:30
Finish(26.22 mi)
4:44:5010:531.37 mi15:58
11:43
-0:31
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
More below

See the rest of Katie's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:57 /mi

Average Pace

10:52 /mi

Slowest Pace

12:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:08:39

24% of race

Time at Steady Pace

1:30:52

32% of race

Time at Slower Pace

2:05:19

44% of race

Average Pace: 10:52 /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 mi383221255812558376361233512335
10K3.10 mi37169+115311984+57411984+574362901158211582
15K3.11 mi37203-3412011-2712011-27376361233512335
20K3.11 mi37352-14912202-19112202-191380841284012840
Half(13.10 mi)0.67 mi36891+46112003+19912003+1993000990949094
25K2.43 mi36039+85211705+29811705+298329371070210702
30K3.11 mi35613+42611695+1011695+10342601182311823
35K3.11 mi35063+55011660+3511660+35331221199411994
40K3.10 mi35270-20711969-30911969-309371361437414374
Finish(26.22 mi)1.37 mi35306-3612052-8312052-83375341448914489

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
131 ft55 ft
49ft125ft
117 ft

Overall

37636

Females

12335

F40-44

12335

5K→10K

3.1 - 6.2 mi

Top 61%
55 ft24 ft
50ft81ft
45 ft

Overall

36290

Females

11582

F40-44

11582

10K→15K

6.2 - 9.3 mi

Top 63%
24 ft18 ft
44ft51ft
17 ft

Overall

37636

Females

12335

F40-44

12335

15K→20K

9.3 - 12.4 mi

Top 64%
18 ft45 ft
67ft40ft
38 ft

Overall

38084

Females

12840

F40-44

12840

20K→Half

12.4 - 13.1 mi

Top 50%
45 ft26 ft
8ft27ft
20 ft

Overall

30009

Females

9094

F40-44

9094

Half→25K

13.1 - 15.5 mi

Top 55%
25 ft12 ft
50ft63ft
20 ft

Overall

32937

Females

10702

F40-44

10702

25K→30K

15.5 - 18.6 mi

Top 57%
12 ft35 ft
69ft46ft
28 ft

Overall

34260

Females

11823

F40-44

11823

30K→35K

18.6 - 21.8 mi

Top 55%
35 ft34 ft
87ft88ft
23 ft

Overall

33122

Females

11994

F40-44

11994

35K→40K

21.8 - 24.9 mi

Top 62%
34 ft17 ft
58ft75ft
31 ft

Overall

37136

Females

14374

F40-44

14374

40K→Finish

24.9 - 26.2 mi

Top 63%
17 ft13 ft
14ft18ft
13 ft

Overall

37534

Females

14489

F40-44

14489

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing