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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Boston Athletic Association

Race timed by

Mika Timing

BOSTON MARATHON 2026

Justin Lem

Bib: 2974 •M •Age: N/A

0:00

0:00

/ mi

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Overall

#0 / 29021

Top 37%

Gender (Male)

#0 / 16340

Top 49%

Age Group (M18-39)

#0 / 5723

Race Day Weather

51°/41°F

overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start

0:00:00

Race begins

Start

0:00:00

Race begins

22:17

3.11 mi

Rank: #9930

Start → 5K

22:17 | 7:11/mi

22:17

3.11 mi

Rank: #9930

Start → 5K

22:17 | 7:11/mi

10K

43:43

6.21 mi

Rank: #8848 (+1082)

5K → 10K

21:26 | 6:54/mi

10K

43:43

6.21 mi

Rank: #8848 (+1082)

5K → 10K

21:26 | 6:54/mi

15K

1:05:44

9.32 mi

Rank: #8944 (-96)

10K → 15K

22:01 | 7:06/mi

15K

1:05:44

9.32 mi

Rank: #8944 (-96)

10K → 15K

22:01 | 7:06/mi

20K

1:28:05

12.43 mi

Rank: #9005 (-61)

15K → 20K

22:21 | 7:12/mi

20K

1:28:05

12.43 mi

Rank: #9005 (-61)

15K → 20K

22:21 | 7:12/mi

HALF

1:33:01

13.11 mi

Rank: #9074 (-69)

20K → HALF

4:56 | 7:15/mi

HALF

1:33:01

13.11 mi

Rank: #9074 (-69)

20K → HALF

4:56 | 7:15/mi

25K

1:50:53

15.53 mi

Rank: #9206 (-132)

HALF → 25K

17:52 | 7:23/mi

25K

1:50:53

15.53 mi

Rank: #9206 (-132)

HALF → 25K

17:52 | 7:23/mi

30K

2:14:38

18.64 mi

Rank: #9427 (-221)

25K → 30K

23:45 | 7:39/mi

30K

2:14:38

18.64 mi

Rank: #9427 (-221)

25K → 30K

23:45 | 7:39/mi

20M

2:24:51

20.00 mi

Rank: #9387 (+40)

30K → 20M

10:13 | 7:32/mi

20M

2:24:51

20.00 mi

Rank: #9387 (+40)

30K → 20M

10:13 | 7:32/mi

21M

2:32:38

21.00 mi

Rank: #9292 (+95)

20M → 21M

7:47 | 7:47/mi

21M

2:32:38

21.00 mi

Rank: #9292 (+95)

20M → 21M

7:47 | 7:47/mi

35K

2:38:34

21.75 mi

Rank: #9421 (-129)

21M → 35K

5:56 | 7:56/mi

35K

2:38:34

21.75 mi

Rank: #9421 (-129)

21M → 35K

5:56 | 7:56/mi

23M

2:48:54

23.00 mi

Rank: #9657 (-236)

35K → 23M

10:20 | 8:16/mi

23M

2:48:54

23.00 mi

Rank: #9657 (-236)

35K → 23M

10:20 | 8:16/mi

24M

2:57:20

24.00 mi

Rank: #10003 (-346)

23M → 24M

8:26 | 8:26/mi

24M

2:57:20

24.00 mi

Rank: #10003 (-346)

23M → 24M

8:26 | 8:26/mi

40K

3:04:48

24.85 mi

Rank: #10319 (-316)

24M → 40K

7:28 | 8:44/mi

40K

3:04:48

24.85 mi

Rank: #10319 (-316)

24M → 40K

7:28 | 8:44/mi

25.2M

3:07:56

25.20 mi

Rank: #10405 (-86)

40K → 25.2M

3:08 | 9:06/mi

25.2M

3:07:56

25.20 mi

Rank: #10405 (-86)

40K → 25.2M

3:08 | 9:06/mi

FINISH

3:16:10

26.22 mi

Rank: #10603 (-198)

25.2M → FINISH

8:14 | 8:05/mi

FINISH

3:16:10

26.22 mi

Rank: #10603 (-198)

25.2M → FINISH

8:14 | 8:05/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster

via HALF

Distance13.11 mi

Time1:33:01

Pace7:06 /mi

2nd Half

Spacer

Distance13.11 mi

Time1:43:09

Pace7:53 /mi

📊Positive Split: 10.9% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	10:23:30	22:17	7:11	22:17	7:11	-
10K	6.21 mi	10:44:56	43:43	7:03	21:26	6:54	-0:17
15K	9.32 mi	11:06:57	1:05:44	7:04	22:01	7:06	+0:12
20K	12.43 mi	11:29:18	1:28:05	7:06	22:21	7:12	+0:06
HALF	13.11 mi	11:34:14	1:33:01	7:06	4:56	7:15	+0:03
25K	15.53 mi	11:52:06	1:50:53	7:09	17:52	7:23	+0:08
30K	18.64 mi	12:15:51	2:14:38	7:14	23:45	7:39	+0:16
20M	20.00 mi	12:26:04	2:24:51	7:15	10:13	7:32	-0:07
21M	21.00 mi	12:33:51	2:32:38	7:17	7:47	7:47	+0:15
35K	21.75 mi	12:39:47	2:38:34	7:18	5:56	7:56	+0:09
23M	23.00 mi	12:50:07	2:48:54	7:21	10:20	8:16	+0:20
24M	24.00 mi	12:58:33	2:57:20	7:24	8:26	8:26	+0:10
40K	24.85 mi	13:06:01	3:04:48	7:27	7:28	8:44	+0:18
25.2M	25.20 mi	13:09:09	3:07:56	7:28	3:08	9:06	+0:22
FINISH	26.22 mi	13:17:23	3:16:10	7:30	8:14	8:05	-1:01

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:54 /mi

Average Pace

7:29 /mi

Slowest Pace

9:06 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:33:01

47% of race

Time at Steady Pace

1:05:33

33% of race

Time at Slower Pace

37:36

19% of race

Average Pace: 7:29 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
5K	3.11 mi	10:23:30	22:17	7:11	22:17	7:11	#9930
10K	6.21 mi	10:44:56	43:43	7:03	21:26	6:54	#8848
15K	9.32 mi	11:06:57	1:05:44	7:04	22:01	7:06	#8944
20K	12.43 mi	11:29:18	1:28:05	7:06	22:21	7:12	#9005
HALF	13.11 mi	11:34:14	1:33:01	7:06	4:56	7:15	#9074
25K	15.53 mi	11:52:06	1:50:53	7:09	17:52	7:23	#9206
30K	18.64 mi	12:15:51	2:14:38	7:14	23:45	7:39	#9427
20M	20.00 mi	12:26:04	2:24:51	7:15	10:13	7:32	#9387
21M	21.00 mi	12:33:51	2:32:38	7:17	7:47	7:47	#9292
35K	21.75 mi	12:39:47	2:38:34	7:18	5:56	7:56	#9421
23M	23.00 mi	12:50:07	2:48:54	7:21	10:20	8:16	#9657
24M	24.00 mi	12:58:33	2:57:20	7:24	8:26	8:26	#10003
40K	24.85 mi	13:06:01	3:04:48	7:27	7:28	8:44	#10319
25.2M	25.20 mi	13:09:09	3:07:56	7:28	3:08	9:06	#10405
FINISH	26.22 mi	13:17:23	3:16:10	7:30	8:14	8:05	#10603

Faster pace

Steady pace

Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M18-39	Seg. Overall	Seg. Males	Seg. M18-39
5K	3.11 mi	3.11 mi	9930	8044	8044	9171(Top 32%)	7580(Top 46%)	7580(Top 132%)
10K	6.21 mi	3.10 mi	8848+1082	7422+622	7422+622	7907(Top 27%)	6835(Top 42%)	6835(Top 119%)
15K	9.32 mi	3.11 mi	8944-96	7479-57	7479-57	9171(Top 32%)	7580(Top 46%)	7580(Top 132%)
20K	12.43 mi	3.11 mi	9005-61	7498-19	7498-19	9281(Top 32%)	7562(Top 46%)	7562(Top 132%)
HALF	13.11 mi	0.68 mi	9074-69	7539-41	7539-41	10596(Top 37%)	8285(Top 51%)	8285(Top 145%)
25K	15.53 mi	2.42 mi	9206-132	7581-42	7581-42	10280(Top 35%)	7975(Top 49%)	7975(Top 139%)
30K	18.64 mi	3.11 mi	9427-221	7644-63	7644-63	10787(Top 37%)	8095(Top 50%)	8095(Top 141%)
20M	20.00 mi	1.36 mi	9387+40	7589+55	7589+55	9269(Top 32%)	7210(Top 44%)	7210(Top 126%)
21M	21.00 mi	1.00 mi	9292+95	7516+73	7516+73	8380(Top 29%)	6602(Top 40%)	6602(Top 115%)
35K	21.75 mi	0.75 mi	9421-129	7577-61	7577-61	13931(Top 48%)	9270(Top 57%)	9270(Top 162%)
23M	23.00 mi	1.25 mi	9657-236	7662-85	7662-85	14136(Top 49%)	9302(Top 57%)	9302(Top 163%)
24M	24.00 mi	1.00 mi	10003-346	7805-143	7805-143	16463(Top 57%)	10229(Top 63%)	10229(Top 179%)
40K	24.85 mi	0.85 mi	10319-316	7933-128	7933-128	16981(Top 59%)	10399(Top 64%)	10399(Top 182%)
25.2M	25.20 mi	0.35 mi	10405-86	7967-34	7967-34	15111(Top 52%)	9526(Top 58%)	9526(Top 166%)
FINISH	26.22 mi	1.02 mi	10603-198	8048-81	8048-81	15644(Top 54%)	9824(Top 60%)	9824(Top 172%)

9824

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:

Athletes Passed

1901*

Passed By

2027

Net Change

-673

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#9930
5K → 10K	1097*	15	+1082	#9930	#8848
10K → 15K	109	200	-96	#8848	#8944
15K → 20K	106	167	-61	#8944	#9005
20K → HALF	6	75	-69	#9005	#9074
HALF → 25K	74	200	-132	#9074	#9206
25K → 30K	107	200	-221	#9206	#9427
30K → 20M	111	71	+40	#9427	#9387
20M → 21M	134	39	+95	#9387	#9292
21M → 35K	30	159	-129	#9292	#9421
35K → 23M	54	200	-236	#9421	#9657
23M → 24M	19	200	-346	#9657	#10003
24M → 40K	15	200	-316	#10003	#10319
40K → 25.2M	15	101	-86	#10319	#10405
25.2M → FINISH	24	200	-198	#10405	#10603
TOTALS	1901*	2027	-673

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 3 months ago

Public Race Data

Justin Lem

Race Timeline and Course Information

⏱️ Race Timeline

Race Animation with Course Map

Splits & Pacing

Half Splits

Checkpoint Splits

Checkpoint Splits Visualizations

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Rankings

Checkpoint and Segment Rankings

Segment Performance Analysis

10K→15K

5K→10K

10K→15K

15K→20K

20K→HALF

HALF→25K

25K→30K

30K→20M

20M→21M

21M→35K

35K→23M

23M→24M

24M→40K

40K→25.2M

25.2M→FINISH

Passing

Passing Analysis

Passing Analysis Visualizations

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

AI Performance Report

Understand What Really Happened During Your Race

Activity Data

Export & Support

Export Track Data

Questions or issues regarding timing data?

Quick Links

All Results

Race Analytics

Course Information

Contact Time Management