Kelsey Du Plessis

Bib: 10115 F ZA

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 59786

Top 37%

Gender (Female)

#0 / 26115

Top 25%

Division (F18-39)

#0 / 14744

Top 26%

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

8:19/mi

25:50

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:18/mi

51:36

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:45/mi

1:18:44

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:46/mi

1:45:58

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:55/mi

1:51:57

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:04/mi

2:14:01

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:01/mi

2:45:06

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:38/mi

3:18:06

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:24/mi

3:50:24

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:35/mi

4:04:49

↑ 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

See every mile of your race

Claim this result to add your watch's GPX and unlock per-mile pace, heart rate, and grade — mile by mile on this timeline.

Works with Garmin, Apple Watch, Strava, COROS, Suunto & more.

The Course

Half Splits

1st Half· via Half

1:51:578:33 /mi⚡ faster

2nd Half

2:12:5210:08 /mi+18.7%

Positive split — 18.7% slower in the second half

AI Race Performance Report

Kelsey'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.

Free account · no payment

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	25:50	8:19	3.11 mi	25:50	8:19	-
10K	51:36	8:19	3.10 mi	25:46	8:18	-0:01
15K	1:18:44	8:27	3.11 mi	27:08	8:45	+0:27
20K	1:45:58	8:32	3.11 mi	27:14	8:46	+0:01
Half(13.10 mi)	1:51:57	8:33	0.67 mi	5:59	8:55	+0:09
25K	2:14:01	8:38	2.43 mi	22:04	9:04	+0:09
30K	2:45:06	8:52	3.11 mi	31:05	10:01	+0:57
35K	3:18:06	9:07	3.11 mi	33:00	10:38	+0:37
40K	3:50:24	9:17	3.10 mi	32:18	10:24	-0:14
Finish(26.22 mi)	4:04:49	9:21	1.37 mi	14:25	10:35	+0:11

Trend:

Faster pace

Steady pace

Slower pace

More below

See the rest of Kelsey's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

Checkpoints & Pacing

Pace Line

Fastest Pace

8:18 /mi

Average Pace

9:21 /mi

Slowest Pace

10:38 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

51:36

21% of race

Time at Steady Pace

1:22:25

34% of race

Time at Slower Pace

1:50:48

45% of race

Average Pace: 9:20 /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	17715	4408	4408	18426	4646	4646
10K	3.10 mi	16926+789	4168+240	4168+240	16383	4012	4012
15K	3.11 mi	17431-505	4335-167	4335-167	18426	4646	4646
20K	3.11 mi	18121-690	4586-251	4586-251	20763	5487	5487
Half(13.10 mi)	0.67 mi	18190-69	4615-29	4615-29	19767	5188	5188
25K	2.43 mi	18614-424	4794-179	4794-179	21278	5849	5849
30K	3.11 mi	19919-1305	5295-501	5295-501	25577	7809	7809
35K	3.11 mi	21156-1237	5911-616	5911-616	25861	8550	8550
40K	3.10 mi	21640-484	6277-366	6277-366	23633	8104	8104
Finish(26.22 mi)	1.37 mi	21914-274	6441-164	6441-164	27812	9966	9966

9966

Passing Analysis

No position changes recorded for this athlete.

All Results

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

London Marathon Events

Race timed by

Mika Timing