Zak Sarsfield-Forster

Bib: 5201 M GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 21%

Gender (Male)

#0 / 33594

Top 28%

Division (M18-39)

#0 / 16712

Top 31%

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

8:03/mi

24:58

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

7:57/mi

49:38

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:07/mi

1:14:51

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

7:57/mi

1:39:31

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:11/mi

1:45:00

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:00/mi

2:04:28

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:14/mi

2:30:01

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

8:56/mi

2:57:45

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:18/mi

3:26:37

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:00/mi

3:38:53

↑ 14 ft↓ 18 ft

19 ft elev

Course Elevation

503ft

Total climb

613ft

Total descent

166ft

Range

6 to 172 ft

≈

×14story building

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The Course

Half Splits

1st Half· via Half

1:45:008:01 /mi⚡ faster

2nd Half

1:53:538:41 /mi+8.5%

Positive split — 8.5% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	24:58	8:03	3.11 mi	24:58	8:03	-
10K	49:38	8:00	3.10 mi	24:40	7:57	-0:06
15K	1:14:51	8:02	3.11 mi	25:13	8:07	+0:10
20K	1:39:31	8:01	3.11 mi	24:40	7:57	-0:10
Half(13.10 mi)	1:45:00	8:01	0.67 mi	5:29	8:11	+0:14
25K	2:04:28	8:01	2.43 mi	19:28	8:00	-0:11
30K	2:30:01	8:03	3.11 mi	25:33	8:14	+0:14
35K	2:57:45	8:11	3.11 mi	27:44	8:56	+0:42
40K	3:26:37	8:19	3.10 mi	28:52	9:18	+0:22
Finish(26.22 mi)	3:38:53	8:22	1.37 mi	12:16	9:00	-0:18

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:57 /mi

Average Pace

8:21 /mi

Slowest Pace

9:18 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:30:01

69% of race

Time at Steady Pace

1:08:52

31% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:21 /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	Males	M18-39	Seg. Overall	Seg. Males	Seg. M18-39
5K	3.11 mi	14572	11148	11148	12180	9522	9522
10K	3.10 mi	13306+1266	10269+879	10269+879	12202	9507	9507
15K	3.11 mi	12891+415	9988+281	9988+281	12180	9522	9522
20K	3.11 mi	12715+176	9877+111	9877+111	12351	9668	9668
Half(13.10 mi)	0.67 mi	12703+12	9871+6	9871+6	12475	9723	9723
25K	2.43 mi	12326+377	9587+284	9587+284	11239	8812	8812
30K	3.11 mi	11952+374	9299+288	9299+288	10965	8535	8535
35K	3.11 mi	12132-180	9330-31	9330-31	13784	10035	10035
40K	3.10 mi	12430-298	9400-70	9400-70	15766	10851	10851
Finish(26.22 mi)	1.37 mi	12455-25	9378+22	9378+22	14882	10251	10251

10251

Passing Analysis

Category:

▲Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 5K	-	#14572
5K → 10K	641330+1266	#14572 → #13306
10K → 15K	89504+415	#13306 → #12891
15K → 20K	149325+176	#12891 → #12715
20K → Half	4658+12	#12715 → #12703
Half → 25K	48425+377	#12703 → #12326
25K → 30K	133507+374	#12326 → #11952
30K → 35K	503323-180	#11952 → #12132
35K → 40K	572274-298	#12132 → #12430
40K → Finish	143118-25	#12430 → #12455
TOTALS	17473864+2117	#14572 → #12455

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