Joanna Grzedzinska

Bib: 77086 F PL

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 38%

Gender (Female)

#0 / 26115

Top 26%

Division (F18-39)

#0 / 14744

Top 28%

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

9:31/mi

29:31

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:26/mi

58:48

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:39/mi

1:28:44

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:21/mi

1:57:46

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:18/mi

2:04:00

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:14/mi

2:26:29

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:17/mi

2:55:18

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:11/mi

3:23:49

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:07/mi

3:52:08

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:50/mi

4:08:16

↑ 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

2:04:009:29 /mi⚖️ balanced

2nd Half

2:04:169:29 /mi⚖️ balanced

Even split — consistent pacing between halves

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	29:31	9:31	3.11 mi	29:31	9:31	-
10K	58:48	9:28	3.10 mi	29:17	9:26	-0:05
15K	1:28:44	9:32	3.11 mi	29:56	9:39	+0:13
20K	1:57:46	9:29	3.11 mi	29:02	9:21	-0:18
Half(13.10 mi)	2:04:00	9:29	0.67 mi	6:14	9:18	-0:03
25K	2:26:29	9:26	2.43 mi	22:29	9:14	-0:04
30K	2:55:18	9:25	3.11 mi	28:49	9:17	+0:03
35K	3:23:49	9:23	3.11 mi	28:31	9:11	-0:06
40K	3:52:08	9:21	3.10 mi	28:19	9:07	-0:04
Finish(26.22 mi)	4:08:16	9:29	1.37 mi	16:08	11:50	+2:43

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:07 /mi

Average Pace

9:29 /mi

Slowest Pace

11:50 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:52:08

94% of race

Time at Slower Pace

16:08

6% of race

Average Pace: 9:28 /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	33353	10185	10185	29375	8562	8562
10K	3.10 mi	31898+1455	9577+608	9577+608	30615	9077	9077
15K	3.11 mi	30915+983	9190+387	9190+387	29375	8562	8562
20K	3.11 mi	29880+1035	8807+383	8807+383	27679	7963	7963
Half(13.10 mi)	0.67 mi	29493+387	8660+147	8660+147	24050	6718	6718
25K	2.43 mi	28065+1428	8178+482	8178+482	23185	6537	6537
30K	3.11 mi	26101+1964	7537+641	7537+641	19914	5596	5596
35K	3.11 mi	23901+2200	6922+615	6922+615	15764	4458	4458
40K	3.10 mi	22251+1650	6502+420	6502+420	14440	4367	4367
Finish(26.22 mi)	1.37 mi	22971-720	6838-336	6838-336	38461	14921	14921

14921

Passing Analysis

Category:

▲Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 5K	-	#33353
5K → 10K	1491604+1455	#33353 → #31898
10K → 15K	1151098+983	#31898 → #30915
15K → 20K	561091+1035	#30915 → #29880
20K → Half	2389+387	#29880 → #29493
Half → 25K	131441+1428	#29493 → #28065
25K → 30K	91973+1964	#28065 → #26101
30K → 35K	82208+2200	#26101 → #23901
35K → 40K	191669+1650	#23901 → #22251
40K → Finish	77050-720	#22251 → #22971
TOTALS	114111523+10382	#33353 → #22971

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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Results processed 4 months ago

Public Race Data

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Race managed by

London Marathon Events

Race timed by

Mika Timing