Heidi Loozen

Bib: 80533 F BE

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 49%

Gender (Female)

#0 / 26115

Top 36%

Masters (Masters Women)

#0 / 11371

Top 34%

Division (F50-54)

#0 / 2342

Top 33%

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

9:25/mi

29:13

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:41/mi

59:17

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:58/mi

1:30:12

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:46/mi

2:00:32

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:08/mi

2:07:20

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:14/mi

2:32:15

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:24/mi

3:04:32

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:51/mi

3:38:14

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:57/mi

4:12:13

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:01/mi

4:27:14

↑ 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

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The Course

Half Splits

1st Half· via Half

2:07:209:44 /mi⚡ faster

2nd Half

2:19:5410:40 /mi+9.9%

Positive split — 9.9% slower in the second half

AI Race Performance Report

Heidi's race, broken down like a coach

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	29:13	9:25	3.11 mi	29:13	9:25	-
10K	59:17	9:33	3.10 mi	30:04	9:41	+0:16
15K	1:30:12	9:41	3.11 mi	30:55	9:58	+0:17
20K	2:00:32	9:42	3.11 mi	30:20	9:46	-0:12
Half(13.10 mi)	2:07:20	9:44	0.67 mi	6:48	10:08	+0:22
25K	2:32:15	9:49	2.43 mi	24:55	10:14	+0:06
30K	3:04:32	9:54	3.11 mi	32:17	10:24	+0:10
35K	3:38:14	10:03	3.11 mi	33:42	10:51	+0:27
40K	4:12:13	10:09	3.10 mi	33:59	10:57	+0:06
Finish(26.22 mi)	4:27:14	10:12	1.37 mi	15:01	11:01	+0:04

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:25 /mi

Average Pace

10:12 /mi

Slowest Pace

11:01 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:32:15

57% of race

Time at Steady Pace

1:54:59

43% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:12 /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	F50-54	Seg. Overall	Seg. Females	Seg. F50-54
5K	3.11 mi	32226	9701	9701	32342	9795	9795
10K	3.10 mi	32794-568	9957-256	9957-256	33335	10219	10219
15K	3.11 mi	32558+236	9860+97	9860+97	32342	9795	9795
20K	3.11 mi	32097+461	9741+119	9741+119	31419	9584	9584
Half(13.10 mi)	0.67 mi	32017+80	9724+17	9724+17	31736	9864	9864
25K	2.43 mi	31710+307	9708+16	9708+16	31139	9824	9824
30K	3.11 mi	30716+994	9445+263	9445+263	28351	9000	9000
35K	3.11 mi	29809+907	9286+159	9286+159	27337	9237	9237
40K	3.10 mi	29305+504	9305-19	9305-19	27497	9867	9867
Finish(26.22 mi)	1.37 mi	29357-52	9413-108	9413-108	31678	11775	11775

11775

Passing Analysis

No position changes recorded for this athlete.

All Results

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Public Race Data

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Race managed by

London Marathon Events

Race timed by

Mika Timing