Katie Antrobus

Bib: 21102 F GB

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 59786

Gender (Female)

#0 / 26115

Top 42%

Masters (Masters Women)

#0 / 11371

Top 40%

Division (F40-44)

#0 / 3355

Top 47%

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

8:46/mi

27:13

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:11/mi

55:44

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:39/mi

1:25:40

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:50/mi

1:56:12

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:46/mi

2:03:25

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:47/mi

2:29:39

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

11:22/mi

3:04:57

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

12:51/mi

3:44:50

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:46/mi

4:21:22

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:03/mi

4:37:48

↑ 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

2:03:259:26 /mi⚡ faster

2nd Half

2:34:2311:47 /mi+25.1%

Positive split — 25.1% slower in the second half

AI Race Performance Report

Katie'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	27:13	8:46	3.11 mi	27:13	8:46	-
10K	55:44	8:59	3.10 mi	28:31	9:11	+0:25
15K	1:25:40	9:12	3.11 mi	29:56	9:39	+0:28
20K	1:56:12	9:22	3.11 mi	30:32	9:50	+0:11
Half(13.10 mi)	2:03:25	9:26	0.67 mi	7:13	10:46	+0:56
25K	2:29:39	9:39	2.43 mi	26:14	10:47	+0:01
30K	3:04:57	9:56	3.11 mi	35:18	11:22	+0:35
35K	3:44:50	10:21	3.11 mi	39:53	12:51	+1:29
40K	4:21:22	10:31	3.10 mi	36:32	11:46	-1:05
Finish(26.22 mi)	4:37:48	10:37	1.37 mi	16:26	12:03	+0:17

Trend:

Faster pace

Steady pace

Slower pace

More below

See the rest of Katie'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

8:46 /mi

Average Pace

10:36 /mi

Slowest Pace

12:51 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:56:12

42% of race

Time at Steady Pace

1:08:45

25% of race

Time at Slower Pace

1:32:51

33% of race

Average Pace: 10:36 /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	F40-44	Seg. Overall	Seg. Females	Seg. F40-44
5K	3.11 mi	23241	6334	6334	29390	8577	8577
10K	3.10 mi	25083-1842	7003-669	7003-669	27193	7793	7793
15K	3.11 mi	26687-1604	7567-564	7567-564	29390	8577	8577
20K	3.11 mi	28464-1777	8248-681	8248-681	31992	9837	9837
Half(13.10 mi)	0.67 mi	29039-575	8502-254	8502-254	37058	12480	12480
25K	2.43 mi	30088-1049	8999-497	8999-497	35364	11895	11895
30K	3.11 mi	30945-857	9539-540	9539-540	35087	12230	12230
35K	3.11 mi	32560-1615	10512-973	10512-973	39910	15309	15309
40K	3.10 mi	32671-111	10813-301	10813-301	33751	12761	12761
Finish(26.22 mi)	1.37 mi	32992-321	11034-221	11034-221	40148	15714	15714

15714

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