Sam Serfozo

Bib: 8327 M GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Gender (Male)

#0 / 33594

Division (M18-39)

#0 / 16712

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

8:43/mi

27:04

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:57/mi

54:51

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:38/mi

1:24:46

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:30/mi

1:57:21

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:10/mi

2:04:50

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

11:24/mi

2:32:36

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

12:34/mi

3:11:38

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

12:34/mi

3:50:40

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:12/mi

4:28:34

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:33/mi

4:44:18

↑ 14 ft↓ 18 ft

19 ft elev

Course Elevation

6–172 ft

≈

×14story building

•▲ 503 ft climb · ▼ 613 ft descent

The Course

Half Splits

1st Half· via Half

2:04:509:32 /mi⚡ faster

2nd Half

2:39:2812:10 /mi+27.7%

Positive split — 27.7% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:04	8:43	3.11 mi	27:04	8:43	-
10K	54:51	8:50	3.10 mi	27:47	8:57	+0:14
15K	1:24:46	9:06	3.11 mi	29:55	9:38	+0:41
20K	1:57:21	9:27	3.11 mi	32:35	10:30	+0:52
Half(13.10 mi)	2:04:50	9:32	0.67 mi	7:29	11:10	+0:40
25K	2:32:36	9:50	2.43 mi	27:46	11:24	+0:14
30K	3:11:38	10:17	3.11 mi	39:02	12:34	+1:10
35K	3:50:40	10:37	3.11 mi	39:02	12:34	0:00
40K	4:28:34	10:49	3.10 mi	37:54	12:12	-0:22
Finish(26.22 mi)	4:44:18	10:52	1.37 mi	15:44	11:33	-0:39

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:43 /mi

Average Pace

10:51 /mi

Slowest Pace

12:34 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:57:21

41% of race

Time at Steady Pace

50:59

18% of race

Time at Slower Pace

1:55:58

41% of race

Average Pace: 10:51 /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	22606	16497	16497	29313	20735	20735
10K	3.10 mi	23103-497	16797-300	16797-300	23738	17200	17200
15K	3.11 mi	25220-2117	18186-1389	18186-1389	29313	20735	20735
20K	3.11 mi	29518-4298	20818-2632	20818-2632	37748	25042	25042
Half(13.10 mi)	0.67 mi	30176-658	21184-366	21184-366	40101	25925	25925
25K	2.43 mi	31930-1754	22084-900	22084-900	39615	25511	25511
30K	3.11 mi	34213-2283	23159-1075	23159-1075	42155	26232	26232
35K	3.11 mi	35002-789	23327-168	23327-168	38288	23742	23742
40K	3.10 mi	35175-173	23203+124	23203+124	36910	22592	22592
Finish(26.22 mi)	1.37 mi	35133+42	23113+90	23113+90	36108	22236	22236

22236

Passing Analysis

Category:

▼Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 5K	-	#22606
5K → 10K	851354-497	#22606 → #23103
10K → 15K	2221104-2117	#23103 → #25220
15K → 20K	432628-4298	#25220 → #29518
20K → Half	68830-658	#29518 → #30176
Half → 25K	184894-1754	#30176 → #31930
25K → 30K	2427144-2283	#31930 → #34213
30K → 35K	1145356-789	#34213 → #35002
35K → 40K	595422-173	#35002 → #35175
40K → Finish	150192+42	#35175 → #35133
TOTALS	142511724-12527	#22606 → #35133

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