Sian Heggie

Bib: 75179 F GB

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 59786

Gender (Female)

#0 / 26115

Division (F18-39)

#0 / 14744

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

10:25/mi

32:21

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:33/mi

1:08:13

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

12:50/mi

1:48:04

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

12:55/mi

2:28:09

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

13:42/mi

2:37:20

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

13:50/mi

3:11:01

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

14:24/mi

3:55:43

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

13:20/mi

4:37:08

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:59/mi

5:17:28

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:58/mi

5:33:47

↑ 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

2:37:2012:01 /mi⚡ faster

2nd Half

2:56:2713:27 /mi+12.2%

Positive split — 12.2% slower in the second half

AI Race Performance Report

Sian'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	32:21	10:25	3.11 mi	32:21	10:25	-
10K	1:08:13	10:59	3.10 mi	35:52	11:33	+1:08
15K	1:48:04	11:36	3.11 mi	39:51	12:50	+1:17
20K	2:28:09	11:56	3.11 mi	40:05	12:55	+0:05
Half(13.10 mi)	2:37:20	12:01	0.67 mi	9:11	13:42	+0:47
25K	3:11:01	12:18	2.43 mi	33:41	13:50	+0:08
30K	3:55:43	12:39	3.11 mi	44:42	14:24	+0:34
35K	4:37:08	12:45	3.11 mi	41:25	13:20	-1:04
40K	5:17:28	12:47	3.10 mi	40:20	12:59	-0:21
Finish(26.22 mi)	5:33:47	12:45	1.37 mi	16:19	11:58	-1:01

Trend:

Faster pace

Steady pace

Slower pace

More below

See the rest of Sian'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

10:25 /mi

Average Pace

12:44 /mi

Slowest Pace

14:24 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:24:32

25% of race

Time at Steady Pace

2:41:41

48% of race

Time at Slower Pace

1:27:34

26% of race

Average Pace: 12:44 /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	43018	15092	15092	52117	20785	20785
10K	3.10 mi	46634-3616	17199-2107	17199-2107	49480	18984	18984
15K	3.11 mi	49178-2544	18770-1571	18770-1571	52117	20785	20785
20K	3.11 mi	49924-746	19341-571	19341-571	51542	20616	20616
Half(13.10 mi)	0.67 mi	50127-203	19501-160	19501-160	52658	21539	21539
25K	2.43 mi	50160-33	19568-67	19568-67	50629	20326	20326
30K	3.11 mi	50282-122	19755-187	19755-187	50582	20536	20536
35K	3.11 mi	49266+1016	19283+472	19283+472	42621	16729	16729
40K	3.10 mi	48551+715	18970+313	18970+313	42290	16821	16821
Finish(26.22 mi)	1.37 mi	48148+403	18779+191	18779+191	39482	15410	15410

15410

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