Greg Manterfield-Ivory

Bib: 12851 M GB

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 59786

Top 27%

Gender (Male)

#0 / 33594

Top 36%

Division (M18-39)

#0 / 16712

Top 39%

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

8:09/mi

25:17

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:13/mi

50:48

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:09/mi

1:16:06

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:11/mi

1:41:29

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:08/mi

1:46:56

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:25/mi

2:07:25

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:10/mi

2:35:52

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:29/mi

3:05:17

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:56/mi

3:36:06

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:25/mi

3:50:18

↑ 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

1:46:568:10 /mi⚡ faster

2nd Half

2:03:229:25 /mi+15.4%

Positive split — 15.4% slower in the second half

AI Race Performance Report

Greg'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	25:17	8:09	3.11 mi	25:17	8:09	-
10K	50:48	8:11	3.10 mi	25:31	8:13	+0:04
15K	1:16:06	8:10	3.11 mi	25:18	8:09	-0:04
20K	1:41:29	8:10	3.11 mi	25:23	8:11	+0:02
Half(13.10 mi)	1:46:56	8:10	0.67 mi	5:27	8:08	-0:03
25K	2:07:25	8:13	2.43 mi	20:29	8:25	+0:17
30K	2:35:52	8:22	3.11 mi	28:27	9:10	+0:45
35K	3:05:17	8:32	3.11 mi	29:25	9:29	+0:19
40K	3:36:06	8:42	3.10 mi	30:49	9:56	+0:27
Finish(26.22 mi)	3:50:18	8:48	1.37 mi	14:12	10:25	+0:29

Trend:

Faster pace

Steady pace

Slower pace

More below

See the rest of Greg'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

8:08 /mi

Average Pace

8:47 /mi

Slowest Pace

10:25 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:07:25

55% of race

Time at Slower Pace

1:42:53

45% of race

Average Pace: 8:47 /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	15746	11935	11935	12510	9770	9770
10K	3.10 mi	15622+124	11826+109	11826+109	15540	11789	11789
15K	3.11 mi	14534+1088	11120+706	11120+706	12510	9770	9770
20K	3.11 mi	14579-45	11151-31	11151-31	14768	11299	11299
Half(13.10 mi)	0.67 mi	14396+183	11027+124	11027+124	12019	9440	9440
25K	2.43 mi	14469-73	11052-25	11052-25	15012	11333	11333
30K	3.11 mi	15087-618	11398-346	11398-346	18686	13528	13528
35K	3.11 mi	15267-180	11406-8	11406-8	18069	12734	12734
40K	3.10 mi	15852-585	11643-237	11643-237	20313	13630	13630
Finish(26.22 mi)	1.37 mi	16426-574	11976-333	11976-333	26445	17054	17054

17054

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