Katlyn Massey

Bib: 57505 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 33%

Gender (Female)

#0 / 26115

Top 22%

Division (F18-39)

#0 / 14744

Top 23%

Race Day Weather

56°/46°F

overcast clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

131 ft elev

5K· 3.11 mi

8:57/mi

27:47

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:09/mi

56:10

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:01/mi

1:24:09

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:01/mi

1:52:08

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:10/mi

1:58:17

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:04/mi

2:20:22

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:06/mi

2:48:36

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:22/mi

3:17:41

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:17/mi

3:46:30

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:13/mi

3:59:04

↑ 14 ft↓ 18 ft

19 ft elev

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

1:58:179:02 /mi⚡ faster

2nd Half

2:00:479:13 /mi+2.1%

Positive split — 2.1% slower in the second half

AI Race Performance Report

Katlyn'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

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:47	8:57	3.11 mi	27:47	8:57	-
10K	56:10	9:03	3.10 mi	28:23	9:09	+0:12
15K	1:24:09	9:02	3.11 mi	27:59	9:01	-0:08
20K	1:52:08	9:02	3.11 mi	27:59	9:01	0:00
Half(13.10 mi)	1:58:17	9:02	0.67 mi	6:09	9:10	+0:09
25K	2:20:22	9:03	2.43 mi	22:05	9:04	-0:06
30K	2:48:36	9:03	3.11 mi	28:14	9:06	+0:02
35K	3:17:41	9:06	3.11 mi	29:05	9:22	+0:16
40K	3:46:30	9:07	3.10 mi	28:49	9:17	-0:05
Finish(26.22 mi)	3:59:04	9:08	1.37 mi	12:34	9:13	-0:04

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:57 /mi

Average Pace

9:07 /mi

Slowest Pace

9:22 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:59:04

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:07 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Females	F18-39	Seg. Overall	Seg. Females	Seg. F18-39
5K	3.11 mi	25914	7308	7308	21475	5668	5668
10K	3.10 mi	26088-174	7359-51	7359-51	26503	7522	7522
15K	3.11 mi	24278+1810	6679+680	6679+680	21475	5668	5668
20K	3.11 mi	24009+269	6564+115	6564+115	23745	6498	6498
Half(13.10 mi)	0.67 mi	23909+100	6535+29	6535+29	22505	6133	6133
25K	2.43 mi	23248+661	6357+178	6357+178	21352	5873	5873
30K	3.11 mi	22021+1227	6026+331	6026+331	18069	4907	4907
35K	3.11 mi	20942+1079	5823+203	5823+203	17251	5001	5001
40K	3.10 mi	20037+905	5691+132	5691+132	15669	4851	4851
Finish(26.22 mi)	1.37 mi	19888+149	5676+15	5676+15	16731	5316	5316

5316

Passing Analysis

No position changes recorded for this athlete.

All Results

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

London Marathon Events

Race timed by

Mika Timing