Niamh Crowley

Bib: 46903 F GB

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 59786

Top 42%

Gender (Female)

#0 / 26115

Top 30%

Division (F18-39)

#0 / 14744

Top 31%

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

7:59/mi

24:46

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:15/mi

50:21

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:50/mi

1:17:45

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:24/mi

1:46:56

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:52/mi

1:53:33

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

11:25/mi

2:21:21

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

11:09/mi

2:55:57

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:46/mi

3:29:24

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:23/mi

4:01:39

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:12/mi

4:15:33

↑ 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

1:53:338:41 /mi⚡ faster

2nd Half

2:22:0010:50 /mi+25.1%

Positive split — 25.1% slower in the second half

AI Race Performance Report

Niamh'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	24:46	7:59	3.11 mi	24:46	7:59	-
10K	50:21	8:07	3.10 mi	25:35	8:15	+0:16
15K	1:17:45	8:21	3.11 mi	27:24	8:50	+0:35
20K	1:46:56	8:37	3.11 mi	29:11	9:24	+0:34
Half(13.10 mi)	1:53:33	8:41	0.67 mi	6:37	9:52	+0:28
25K	2:21:21	9:06	2.43 mi	27:48	11:25	+1:33
30K	2:55:57	9:27	3.11 mi	34:36	11:09	-0:16
35K	3:29:24	9:38	3.11 mi	33:27	10:46	-0:23
40K	4:01:39	9:44	3.10 mi	32:15	10:23	-0:23
Finish(26.22 mi)	4:15:33	9:46	1.37 mi	13:54	10:12	-0:11

Trend:

Faster pace

Steady pace

Slower pace

More below

See the rest of Niamh'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

7:59 /mi

Average Pace

9:45 /mi

Slowest Pace

11:25 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:46:56

42% of race

Time at Steady Pace

52:46

21% of race

Time at Slower Pace

1:35:51

38% of race

Average Pace: 9:45 /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	13841	3186	3186	19429	4980	4980
10K	3.10 mi	14795-954	3512-326	3512-326	15797	3831	3831
15K	3.11 mi	16377-1582	3990-478	3990-478	19429	4980	4980
20K	3.11 mi	18969-2592	4875-885	4875-885	28160	8156	8156
Half(13.10 mi)	0.67 mi	19519-550	5045-170	5045-170	29358	8772	8772
25K	2.43 mi	24110-4591	6664-1619	6664-1619	39715	14103	14103
30K	3.11 mi	26411-2301	7655-991	7655-991	33590	11483	11483
35K	3.11 mi	26218+193	7823-168	7823-168	26771	8977	8977
40K	3.10 mi	25546+672	7784+39	7784+39	23539	8064	8064
Finish(26.22 mi)	1.37 mi	25349+197	7769+15	7769+15	24670	8543	8543

8543

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