Gemma Block

Bib: 72615 F GB

0:00

0:00

/ mi

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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

11:37/mi

36:04

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:53/mi

1:12:58

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

12:14/mi

1:50:58

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

12:11/mi

2:28:49

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

12:24/mi

2:37:08

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

13:22/mi

3:09:41

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

15:13/mi

3:56:57

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

14:45/mi

4:42:44

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

14:13/mi

5:26:54

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

13:48/mi

5:45:43

↑ 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

2:37:0812:00 /mi⚡ faster

2nd Half

3:08:3514:23 /mi+20.0%

Positive split — 20.0% slower in the second half

AI Race Performance Report

Gemma'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	36:04	11:37	3.11 mi	36:04	11:37	-
10K	1:12:58	11:45	3.10 mi	36:54	11:53	+0:16
15K	1:50:58	11:55	3.11 mi	38:00	12:14	+0:21
20K	2:28:49	11:59	3.11 mi	37:51	12:11	-0:03
Half(13.10 mi)	2:37:08	12:00	0.67 mi	8:19	12:24	+0:13
25K	3:09:41	12:13	2.43 mi	32:33	13:22	+0:58
30K	3:56:57	12:43	3.11 mi	47:16	15:13	+1:51
35K	4:42:44	13:01	3.11 mi	45:47	14:45	-0:28
40K	5:26:54	13:10	3.10 mi	44:10	14:13	-0:32
Finish(26.22 mi)	5:45:43	13:12	1.37 mi	18:49	13:48	-0:25

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:37 /mi

Average Pace

13:12 /mi

Slowest Pace

15:13 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:37:08

45% of race

Time at Steady Pace

51:22

15% of race

Time at Slower Pace

2:17:13

40% of race

Average Pace: 13:11 /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	52316	20734	20734	49619	19151	19151
10K	3.10 mi	51754+562	20408+326	20408+326	51312	20173	20173
15K	3.11 mi	50935+819	19909+499	19909+499	49619	19151	19151
20K	3.11 mi	50197+738	19523+386	19523+386	48652	18793	18793
Half(13.10 mi)	0.67 mi	50055+142	19451+72	19451+72	47714	18500	18500
25K	2.43 mi	49791+264	19343+108	19343+108	49003	19361	19361
30K	3.11 mi	50626-835	19965-622	19965-622	53331	22147	22147
35K	3.11 mi	50490+136	20026-61	20026-61	49515	20363	20363
40K	3.10 mi	50426+64	20104-78	20104-78	49275	20392	20392
Finish(26.22 mi)	1.37 mi	50488-62	20172-68	20172-68	50448	21006	21006

21006

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