Jennifer Grainger

Bib: 41455 F GB

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 59786

Top 20%

Gender (Female)

#0 / 26115

Top 11%

Division (F18-39)

#0 / 14744

Top 13%

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

8:08/mi

25:15

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:03/mi

50:14

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:12/mi

1:15:42

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:01/mi

1:40:36

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:24/mi

1:46:14

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:21/mi

2:06:34

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:28/mi

2:32:51

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

8:43/mi

2:59:53

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

8:34/mi

3:26:27

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

8:33/mi

3:38:06

↑ 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

1:46:148:07 /mi⚡ faster

2nd Half

1:51:528:32 /mi+5.3%

Positive split — 5.3% slower in the second half

AI Race Performance Report

Jennifer'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	25:15	8:08	3.11 mi	25:15	8:08	-
10K	50:14	8:06	3.10 mi	24:59	8:03	-0:05
15K	1:15:42	8:08	3.11 mi	25:28	8:12	+0:09
20K	1:40:36	8:06	3.11 mi	24:54	8:01	-0:11
Half(13.10 mi)	1:46:14	8:07	0.67 mi	5:38	8:24	+0:23
25K	2:06:34	8:09	2.43 mi	20:20	8:21	-0:03
30K	2:32:51	8:12	3.11 mi	26:17	8:28	+0:07
35K	2:59:53	8:17	3.11 mi	27:02	8:43	+0:15
40K	3:26:27	8:19	3.10 mi	26:34	8:34	-0:09
Finish(26.22 mi)	3:38:06	8:20	1.37 mi	11:39	8:33	-0:01

Trend:

Faster pace

Steady pace

Slower pace

More below

See the rest of Jennifer'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

8:01 /mi

Average Pace

8:19 /mi

Slowest Pace

8:43 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:06:34

58% of race

Time at Steady Pace

1:31:32

42% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:19 /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	Females	F18-39	Seg. Overall	Seg. Females	Seg. F18-39
5K	3.11 mi	15653	3753	3753	13225	2945	2945
10K	3.10 mi	14567+1086	3432+321	3432+321	13480	3090	3090
15K	3.11 mi	14028+539	3235+197	3235+197	13225	2945	2945
20K	3.11 mi	13766+262	3159+76	3159+76	13230	2969	2969
Half(13.10 mi)	0.67 mi	13798-32	3174-15	3174-15	14712	3469	3469
25K	2.43 mi	13868-70	3198-24	3198-24	14541	3503	3503
30K	3.11 mi	13504+364	3134+64	3134+64	12852	3061	3061
35K	3.11 mi	13049+455	3089+45	3089+45	12225	3163	3163
40K	3.10 mi	12377+672	2999+90	2999+90	10345	2760	2760
Finish(26.22 mi)	1.37 mi	12221+156	2989+10	2989+10	11303	3201	3201

3201

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