Jack Greatwood

Bib: 20369 M GB

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 59786

Top 22%

Gender (Male)

#0 / 33594

Top 30%

Division (M18-39)

#0 / 16712

Top 33%

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

8:13/mi

25:31

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:11/mi

50:56

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:35/mi

1:17:34

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:15/mi

1:43:11

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:27/mi

1:48:51

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:21/mi

2:09:11

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:26/mi

2:35:22

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

8:38/mi

3:02:09

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:01/mi

3:30:09

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

8:37/mi

3:41:53

↑ 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

1:48:518:19 /mi⚡ faster

2nd Half

1:53:028:37 /mi+3.8%

Positive split — 3.8% 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	25:31	8:13	3.11 mi	25:31	8:13	-
10K	50:56	8:12	3.10 mi	25:25	8:11	-0:02
15K	1:17:34	8:20	3.11 mi	26:38	8:35	+0:24
20K	1:43:11	8:19	3.11 mi	25:37	8:15	-0:20
Half(13.10 mi)	1:48:51	8:19	0.67 mi	5:40	8:27	+0:12
25K	2:09:11	8:19	2.43 mi	20:20	8:21	-0:06
30K	2:35:22	8:21	3.11 mi	26:11	8:26	+0:05
35K	3:02:09	8:23	3.11 mi	26:47	8:38	+0:12
40K	3:30:09	8:28	3.10 mi	28:00	9:01	+0:23
Finish(26.22 mi)	3:41:53	8:29	1.37 mi	11:44	8:37	-0:24

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

8:11 /mi

Average Pace

8:28 /mi

Slowest Pace

9:01 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:13:53

87% of race

Time at Steady Pace

28:00

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:28 /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	16540	12478	12478	16909	12745	12745
10K	3.10 mi	15843+697	11988+490	11988+490	15193	11550	11550
15K	3.11 mi	16167-324	12223-235	12223-235	16909	12745	12745
20K	3.11 mi	15934+233	12061+162	12061+162	15486	11755	11755
Half(13.10 mi)	0.67 mi	15886+48	12027+34	12027+34	15038	11416	11416
25K	2.43 mi	15561+325	11781+246	11781+246	14512	10999	10999
30K	3.11 mi	14830+731	11222+559	11222+559	12572	9588	9588
35K	3.11 mi	13986+844	10561+661	10561+661	11644	8689	8689
40K	3.10 mi	13674+312	10206+355	10206+355	13602	9564	9564
Finish(26.22 mi)	1.37 mi	13413+261	9990+216	9990+216	11720	8334	8334

8334

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