Harry Portlock

Bib: 56989 M GB

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 59786

Top 41%

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

8:54/mi

27:39

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:55/mi

55:20

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:09/mi

1:23:44

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:02/mi

1:51:46

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:24/mi

1:58:04

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:20/mi

2:20:47

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:48/mi

2:51:13

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:37/mi

3:24:11

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:07/mi

3:58:43

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:50/mi

4:13:29

↑ 14 ft↓ 18 ft

19 ft elev

Course Elevation

6–172 ft

≈

×14story building

•▲ 503 ft climb · ▼ 613 ft descent

The Course

Half Splits

1st Half· via Half

1:58:049:01 /mi⚡ faster

2nd Half

2:15:2510:20 /mi+14.7%

Positive split — 14.7% slower in the second half

Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:39	8:54	3.11 mi	27:39	8:54	-
10K	55:20	8:55	3.10 mi	27:41	8:55	+0:01
15K	1:23:44	9:00	3.11 mi	28:24	9:09	+0:14
20K	1:51:46	9:00	3.11 mi	28:02	9:02	-0:07
Half(13.10 mi)	1:58:04	9:01	0.67 mi	6:18	9:24	+0:22
25K	2:20:47	9:04	2.43 mi	22:43	9:20	-0:04
30K	2:51:13	9:12	3.11 mi	30:26	9:48	+0:28
35K	3:24:11	9:24	3.11 mi	32:58	10:37	+0:49
40K	3:58:43	9:37	3.10 mi	34:32	11:07	+0:30
Finish(26.22 mi)	4:13:29	9:41	1.37 mi	14:46	10:50	-0:17

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:54 /mi

Average Pace

9:40 /mi

Slowest Pace

11:07 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

55:20

22% of race

Time at Steady Pace

1:25:27

34% of race

Time at Slower Pace

1:52:42

44% of race

Average Pace: 9:40 /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	25299	18193	18193	23027	16793	16793
10K	3.10 mi	24135+1164	17443+750	17443+750	23285	16883	16883
15K	3.11 mi	23665+470	17175+268	17175+268	23027	16793	16793
20K	3.11 mi	23599+66	17140+35	17140+35	23943	17344	17344
Half(13.10 mi)	0.67 mi	23673-74	17188-48	17188-48	24969	17908	17908
25K	2.43 mi	23605+68	17093+95	17093+95	24037	17178	17178
30K	3.11 mi	23636-31	16964+129	16964+129	24064	16854	16854
35K	3.11 mi	24059-423	17052-88	17052-88	25779	17235	17235
40K	3.10 mi	24500-441	17109-57	17109-57	28776	18297	18297
Finish(26.22 mi)	1.37 mi	24667-167	17140-31	17140-31	30054	18967	18967

18967

Passing Analysis

Category:

▲Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#25299
5K → 10K	2001364*+1164	#25299 → #24135
10K → 15K	200670*+470	#24135 → #23665
15K → 20K	200266*+66	#23665 → #23599
20K → Half	15076-74	#23599 → #23673
Half → 25K	200268*+68	#23673 → #23605
25K → 30K	640609-31	#23605 → #23636
30K → 35K	200200-423	#23636 → #24059
35K → 40K	200200-441	#24059 → #24500
40K → Finish	200139-167	#24500 → #24667
TOTALS	21903792*+632	#25299 → #24667

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

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

Quick Links

Find another athlete or browse the full results

Search for another athlete

All Results

Browse complete race results with filtering

→

Results processed 4 months ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

London Marathon Events

Race timed by

Mika Timing