Mark Mederson

Bib: 21369 M GB

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 59786

Top 44%

Gender (Male)

#0 / 33594

Division (M18-39)

#0 / 16712

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

9:44/mi

30:12

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:00/mi

1:01:15

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:51/mi

1:31:50

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:34/mi

2:01:33

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:46/mi

2:08:06

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:48/mi

2:31:58

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:47/mi

3:02:20

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:10/mi

3:33:53

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:05/mi

4:05:12

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:54/mi

4:18:42

↑ 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

2:08:069:47 /mi⚡ faster

2nd Half

2:10:369:58 /mi+2.0%

Positive split — 2.0% slower in the second half

AI Race Performance Report

Mark'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	30:12	9:44	3.11 mi	30:12	9:44	-
10K	1:01:15	9:52	3.10 mi	31:03	10:00	+0:16
15K	1:31:50	9:52	3.11 mi	30:35	9:51	-0:09
20K	2:01:33	9:47	3.11 mi	29:43	9:34	-0:17
Half(13.10 mi)	2:08:06	9:47	0.67 mi	6:33	9:46	+0:12
25K	2:31:58	9:47	2.43 mi	23:52	9:48	+0:02
30K	3:02:20	9:47	3.11 mi	30:22	9:47	-0:01
35K	3:33:53	9:51	3.11 mi	31:33	10:10	+0:23
40K	4:05:12	9:52	3.10 mi	31:19	10:05	-0:05
Finish(26.22 mi)	4:18:42	9:53	1.37 mi	13:30	9:54	-0:11

Trend:

Faster pace

Steady pace

Slower pace

More below

See the rest of Mark'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

9:34 /mi

Average Pace

9:52 /mi

Slowest Pace

10:10 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:15:50

76% of race

Time at Steady Pace

1:02:52

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:52 /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	Males	M18-39	Seg. Overall	Seg. Males	Seg. M18-39
5K	3.11 mi	35675	24394	24394	31300	21912	21912
10K	3.10 mi	35952-277	24532-138	24532-138	36348	24694	24694
15K	3.11 mi	34252+1700	23597+935	23597+935	31300	21912	21912
20K	3.11 mi	32925+1327	22796+801	22796+801	29639	20814	20814
Half(13.10 mi)	0.67 mi	32629+296	22604+192	22604+192	28401	19963	19963
25K	2.43 mi	31519+1110	21864+740	21864+740	27781	19413	19413
30K	3.11 mi	29689+1830	20661+1203	20661+1203	23918	16761	16761
35K	3.11 mi	28051+1638	19433+1228	19433+1228	22871	15607	15607
40K	3.10 mi	26787+1264	18455+978	18455+978	21456	14270	14270
Finish(26.22 mi)	1.37 mi	26419+368	18168+287	18168+287	22170	14677	14677

14677

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