Gretchen Grobler

Bib: 71371 F ZA

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Masters (Masters Women)

#0 / 11371

Division (F50-54)

#0 / 2342

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

9:20/mi

28:59

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:46/mi

59:17

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

11:08/mi

1:33:51

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:19/mi

2:05:54

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

14:14/mi

2:15:27

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

11:32/mi

2:43:31

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

13:38/mi

3:25:50

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

16:25/mi

4:16:50

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

17:39/mi

5:11:40

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

18:17/mi

5:36:36

↑ 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

2:15:2710:21 /mi⚡ faster

2nd Half

3:21:0915:20 /mi+48.5%

Positive split — 48.5% slower in the second half

AI Race Performance Report

Gretchen'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	28:59	9:20	3.11 mi	28:59	9:20	-
10K	59:17	9:33	3.10 mi	30:18	9:46	+0:26
15K	1:33:51	10:05	3.11 mi	34:34	11:08	+1:22
20K	2:05:54	10:08	3.11 mi	32:03	10:19	-0:49
Half(13.10 mi)	2:15:27	10:21	0.67 mi	9:33	14:14	+3:55
25K	2:43:31	10:32	2.43 mi	28:04	11:32	-2:42
30K	3:25:50	11:03	3.11 mi	42:19	13:38	+2:06
35K	4:16:50	11:49	3.11 mi	51:00	16:25	+2:47
40K	5:11:40	12:33	3.10 mi	54:50	17:39	+1:14
Finish(26.22 mi)	5:36:36	12:51	1.37 mi	24:56	18:17	+0:38

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:20 /mi

Average Pace

12:51 /mi

Slowest Pace

18:17 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:33:58

46% of race

Time at Steady Pace

51:52

15% of race

Time at Slower Pace

2:10:46

39% of race

Average Pace: 12:50 /mi

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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	31382	9378	9378	42629	14981	14981
10K	3.10 mi	32791-1409	9955-577	9955-577	34078	10558	10558
15K	3.11 mi	36351-3560	11607-1652	11607-1652	42629	14981	14981
20K	3.11 mi	36194+157	11612-5	11612-5	36355	11939	11939
Half(13.10 mi)	0.67 mi	37925-1731	12507-895	12507-895	54233	22555	22555
25K	2.43 mi	38280-355	12813-306	12813-306	40407	14490	14490
30K	3.11 mi	40462-2182	14154-1341	14154-1341	47411	18732	18732
35K	3.11 mi	44005-3543	16268-2114	16268-2114	54940	23321	23321
40K	3.10 mi	47212-3207	18207-1939	18207-1939	57908	24994	24994
Finish(26.22 mi)	1.37 mi	48731-1519	19108-901	19108-901	58680	25473	25473

25473

Passing Analysis

No position changes recorded for this athlete.

All Results

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

London Marathon Events

Race timed by

Mika Timing