Jack O'Connor

Bib: 25180 M GB

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 59786

Top 30%

Gender (Male)

#0 / 33594

Top 39%

Division (M18-39)

#0 / 16712

Top 42%

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

8:30/mi

26:22

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:39/mi

53:14

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:53/mi

1:20:47

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:48/mi

1:48:05

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:42/mi

1:53:55

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:46/mi

2:15:14

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:08/mi

2:43:34

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:19/mi

3:12:29

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:34/mi

3:42:11

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:06/mi

3:54:35

↑ 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

1:53:558:42 /mi⚡ faster

2nd Half

2:00:409:12 /mi+5.9%

Positive split — 5.9% slower in the second half

AI Race Performance Report

Jack'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	26:22	8:30	3.11 mi	26:22	8:30	-
10K	53:14	8:35	3.10 mi	26:52	8:39	+0:09
15K	1:20:47	8:41	3.11 mi	27:33	8:53	+0:14
20K	1:48:05	8:42	3.11 mi	27:18	8:48	-0:05
Half(13.10 mi)	1:53:55	8:42	0.67 mi	5:50	8:42	-0:06
25K	2:15:14	8:43	2.43 mi	21:19	8:46	+0:04
30K	2:43:34	8:47	3.11 mi	28:20	9:08	+0:22
35K	3:12:29	8:52	3.11 mi	28:55	9:19	+0:11
40K	3:42:11	8:57	3.10 mi	29:42	9:34	+0:15
Finish(26.22 mi)	3:54:35	8:58	1.37 mi	12:24	9:06	-0:28

Trend:

Faster pace

Steady pace

Slower pace

More below

See the rest of Jack'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

8:30 /mi

Average Pace

8:57 /mi

Slowest Pace

9:34 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:24:53

87% of race

Time at Steady Pace

29:42

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:57 /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	19632	14553	14553	19881	14718	14718
10K	3.10 mi	19747-115	14607-54	14607-54	19988	14760	14760
15K	3.11 mi	19691+56	14582+25	14582+25	19881	14718	14718
20K	3.11 mi	19999-308	14790-208	14790-208	20966	15370	15370
Half(13.10 mi)	0.67 mi	19808+191	14652+138	14652+138	17465	13038	13038
25K	2.43 mi	19444+364	14364+288	14364+288	18032	13335	13335
30K	3.11 mi	19037+407	14023+341	14023+341	18354	13314	13314
35K	3.11 mi	18442+595	13508+515	13508+515	16795	11956	11956
40K	3.10 mi	18186+256	13177+331	13177+331	17782	12099	12099
Finish(26.22 mi)	1.37 mi	17937+249	12955+222	12955+222	15718	10775	10775

10775

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