Tom Underhill

Bib: 58565 M GB

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 59786

Top 46%

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

8:29/mi

26:19

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:44/mi

53:25

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:57/mi

1:21:13

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:01/mi

1:49:13

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:34/mi

1:55:38

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:06/mi

2:20:12

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:58/mi

2:54:15

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

12:01/mi

3:31:35

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:40/mi

4:07:47

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:08/mi

4:21:35

↑ 14 ft↓ 18 ft

19 ft elev

Course Elevation

503ft

Total climb

613ft

Total descent

166ft

Range

6 to 172 ft

≈

×14story building

See every mile of your race

Add your watch's GPX to 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

1:55:388:50 /mi⚡ faster

2nd Half

2:25:5711:08 /mi+26.2%

Positive split — 26.2% 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	26:19	8:29	3.11 mi	26:19	8:29	-
10K	53:25	8:36	3.10 mi	27:06	8:44	+0:15
15K	1:21:13	8:43	3.11 mi	27:48	8:57	+0:13
20K	1:49:13	8:48	3.11 mi	28:00	9:01	+0:04
Half(13.10 mi)	1:55:38	8:50	0.67 mi	6:25	9:34	+0:33
25K	2:20:12	9:02	2.43 mi	24:34	10:06	+0:32
30K	2:54:15	9:21	3.11 mi	34:03	10:58	+0:52
35K	3:31:35	9:44	3.11 mi	37:20	12:01	+1:03
40K	4:07:47	9:59	3.10 mi	36:12	11:40	-0:21
Finish(26.22 mi)	4:21:35	10:00	1.37 mi	13:48	10:08	-1:32

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:29 /mi

Average Pace

9:59 /mi

Slowest Pace

12:01 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:49:13

42% of race

Time at Steady Pace

44:47

17% of race

Time at Slower Pace

1:47:35

41% of race

Average Pace: 9:59 /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	19451	14437	14437	20808	15362	15362
10K	3.10 mi	20120-669	14858-421	14858-421	20875	15323	15323
15K	3.11 mi	20301-181	14979-121	14979-121	20808	15362	15362
20K	3.11 mi	21078-777	15497-518	15497-518	23820	17263	17263
Half(13.10 mi)	0.67 mi	21361-283	15670-173	15670-173	26683	18954	18954
25K	2.43 mi	23103-1742	16769-1099	16769-1099	29992	20612	20612
30K	3.11 mi	25525-2422	18188-1419	18188-1419	32415	21449	21449
35K	3.11 mi	27096-1571	18876-688	18876-688	34926	22004	22004
40K	3.10 mi	27768-672	19050-174	19050-174	32875	20507	20507
Finish(26.22 mi)	1.37 mi	27403+365	18759+291	18759+291	24059	15749	15749

15749

Passing Analysis

Category:

▼Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#19451
5K → 10K	200200-669	#19451 → #20120
10K → 15K	200200-181	#20120 → #20301
15K → 20K	200134-777	#20301 → #21078
20K → Half	20031-283	#21078 → #21361
Half → 25K	200102-1742	#21361 → #23103
25K → 30K	2560138-2422	#23103 → #25525
30K → 35K	200197-1571	#25525 → #27096
35K → 40K	200200-672	#27096 → #27768
40K → Finish	42407*+365	#27768 → #27403
TOTALS	40021609*-7952	#19451 → #27403

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

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

Is this your race? Claim it to upload your GPX and export your data as yours.

Upload your GPX file

Add per-mile pace & heart rate — works with Garmin, Apple Watch, Strava & more.

Download your race track as a GPX or TCX file for Strava, Garmin Connect, or other 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