Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Louis Laffoon

Bib: 28841 β€’M β€’Age: N/A

PA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 48%
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
Race Day Weather
51Β°/41Β°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
5K
27:15
3.11 mi
Rank: #21531
Start β†’ 5K
27:15 | 8:47/mi
10K
52:11
6.21 mi
Rank: #19604 (+1927)
5K β†’ 10K
24:56 | 8:02/mi
15K
1:17:56
9.32 mi
Rank: #19358 (+246)
10K β†’ 15K
25:45 | 8:18/mi
20K
1:44:03
12.43 mi
Rank: #19209 (+149)
15K β†’ 20K
26:07 | 8:25/mi
HALF
1:49:51
13.11 mi
Rank: #19262 (-53)
20K β†’ HALF
5:48 | 8:31/mi
25K
2:09:09
15.53 mi
Rank: #18604 (+658)
HALF β†’ 25K
19:18 | 7:58/mi
30K
2:31:34
18.64 mi
Rank: #16920 (+1684)
25K β†’ 30K
22:25 | 7:13/mi
20M
2:41:21
20.00 mi
Rank: #16230 (+690)
30K β†’ 20M
9:47 | 7:13/mi
21M
2:48:56
21.00 mi
Rank: #15718 (+512)
20M β†’ 21M
7:35 | 7:35/mi
35K
2:54:24
21.75 mi
Rank: #15446 (+272)
21M β†’ 35K
5:28 | 7:19/mi
23M
3:03:26
23.00 mi
Rank: #14934 (+512)
35K β†’ 23M
9:02 | 7:14/mi
24M
3:10:35
24.00 mi
Rank: #14568 (+366)
23M β†’ 24M
7:09 | 7:09/mi
40K
3:16:53
24.85 mi
Rank: #14312 (+256)
24M β†’ 40K
6:18 | 7:23/mi
25.2M
3:19:29
25.20 mi
Rank: #14141 (+171)
40K β†’ 25.2M
2:36 | 7:33/mi
FINISH
3:26:42
26.22 mi
Rank: #13920 (+221)
25.2M β†’ FINISH
7:13 | 7:05/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:49:51
Pace8:23 /mi
2nd Halfβœ“ Faster
Distance13.11 mi
Time1:36:51
Pace7:24 /mi
πŸ“ŠNegative Split: 11.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:1727:158:4727:15
8:47
-
10K
6.21 mi12:17:1352:118:2424:56
8:02
-0:45
15K
9.32 mi12:42:581:17:568:2225:45
8:18
+0:16
20K
12.43 mi13:09:051:44:038:2326:07
8:25
+0:07
HALF
13.11 mi13:14:531:49:518:235:48
8:31
+0:06
25K
15.53 mi13:34:112:09:098:1919:18
7:58
-0:33
30K
18.64 mi13:56:362:31:348:0822:25
7:13
-0:45
20M
20.00 mi14:06:232:41:218:059:47
7:13
0:00
21M
21.00 mi14:13:582:48:568:037:35
7:35
+0:22
35K
21.75 mi14:19:262:54:248:025:28
7:19
-0:16
23M
23.00 mi14:28:283:03:267:599:02
7:14
-0:05
24M
24.00 mi14:35:373:10:357:577:09
7:09
-0:05
40K
24.85 mi14:41:553:16:537:566:18
7:23
+0:14
25.2M
25.20 mi14:44:313:19:297:552:36
7:33
+0:10
FINISH
26.22 mi14:51:443:26:427:547:13
7:05
-0:28

Checkpoint Splits Visualizations

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

πŸ“ˆPace 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

7:05 /mi

Average Pace

7:53 /mi

Slowest Pace

8:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

55:36

27% of race

Time at Steady Pace

21:57

11% of race

Time at Slower Pace

2:09:09

62% of race

Average Pace: 7:53 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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.

Loading...
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

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:52:1727:158:4727:15
8:47
#21531
10K
6.21 mi12:17:1352:118:2424:56
8:02
#19604
15K
9.32 mi12:42:581:17:568:2225:45
8:18
#19358
20K
12.43 mi13:09:051:44:038:2326:07
8:25
#19209
HALF
13.11 mi13:14:531:49:518:235:48
8:31
#19262
25K
15.53 mi13:34:112:09:098:1919:18
7:58
#18604
30K
18.64 mi13:56:362:31:348:0822:25
7:13
#16920
20M
20.00 mi14:06:232:41:218:059:47
7:13
#16230
21M
21.00 mi14:13:582:48:568:037:35
7:35
#15718
35K
21.75 mi14:19:262:54:248:025:28
7:19
#15446
23M
23.00 mi14:28:283:03:267:599:02
7:14
#14934
24M
24.00 mi14:35:373:10:357:577:09
7:09
#14568
40K
24.85 mi14:41:553:16:537:566:18
7:23
#14312
25.2M
25.20 mi14:44:313:19:297:552:36
7:33
#14141
FINISH
26.22 mi14:51:443:26:427:547:13
7:05
#13920
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi21531129751297518892(Top 65%)11830(Top 72%)11830(Top 207%)
10K6.21 mi3.10 mi19604+192712114+86112114+86117416(Top 60%)11182(Top 68%)11182(Top 195%)
15K9.32 mi3.11 mi19358+24612027+8712027+8718892(Top 65%)11830(Top 72%)11830(Top 207%)
20K12.43 mi3.11 mi19209+14911951+7611951+7618742(Top 65%)11724(Top 72%)11724(Top 205%)
HALF13.11 mi0.68 mi19262-5311970-1911970-1920237(Top 70%)12426(Top 76%)12426(Top 217%)
25K15.53 mi2.42 mi18604+65811683+28711683+28715061(Top 52%)10094(Top 62%)10094(Top 176%)
30K18.64 mi3.11 mi16920+168410933+75010933+7507505(Top 26%)6311(Top 39%)6311(Top 110%)
20M20.00 mi1.36 mi16230+69010604+32910604+3296991(Top 24%)5905(Top 36%)5905(Top 103%)
21M21.00 mi1.00 mi15718+51210380+22410380+2247047(Top 24%)5817(Top 36%)5817(Top 102%)
35K21.75 mi0.75 mi15446+27210252+12810252+1289365(Top 32%)7166(Top 44%)7166(Top 125%)
23M23.00 mi1.25 mi14934+51210016+23610016+2366903(Top 24%)5699(Top 35%)5699(Top 100%)
24M24.00 mi1.00 mi14568+3669846+1709846+1707531(Top 26%)6003(Top 37%)6003(Top 105%)
40K24.85 mi0.85 mi14312+2569721+1259721+1257940(Top 27%)6151(Top 38%)6151(Top 107%)
25.2M25.20 mi0.35 mi14141+1719649+729649+725534(Top 19%)4639(Top 28%)4639(Top 81%)
FINISH26.22 mi1.02 mi13920+2219533+1169533+1168214(Top 28%)6175(Top 38%)6175(Top 108%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
Γ—21
+97ft-345ft

Overall

18892

Males

11830

M18-39

11830

5K→10K

3.1 - 6.2 mi

Top 60%
Γ—5
+79ft-138ft

Overall

17416

Males

11182

M18-39

11182

10K→15K

6.2 - 9.3 mi

Top 65%
Γ—3
+67ft-78ft

Overall

18892

Males

11830

M18-39

11830

15K→20K

9.3 - 12.4 mi

Top 65%
Γ—5
+106ft-86ft

Overall

18742

Males

11724

M18-39

11724

20K→HALF

12.4 - 13.1 mi

Top 70%
Γ—2
+19ft-37ft

Overall

20237

Males

12426

M18-39

12426

HALF→25K

13.1 - 15.5 mi

Top 52%
Γ—4
+66ft-88ft

Overall

15061

Males

10094

M18-39

10094

25K→30K

15.5 - 18.6 mi

Top 26%
Γ—9
+181ft-148ft

Overall

7505

Males

6311

M18-39

6311

30K→20M

18.6 - 20.0 mi

Top 24%
Γ—5
+64ft-50ft

Overall

6991

Males

5905

M18-39

5905

20M→21M

20.0 - 21.0 mi

Top 24%
Γ—8
+106ft-24ft

Overall

7047

Males

5817

M18-39

5817

21M→35K

21.0 - 21.8 mi

Top 32%
Γ—7
+17ft-86ft

Overall

9365

Males

7166

M18-39

7166

35K→23M

21.8 - 23.0 mi

Top 24%
Γ—5
+23ft-63ft

Overall

6903

Males

5699

M18-39

5699

23M→24M

23.0 - 24.0 mi

Top 26%
Γ—6
+12ft-82ft

Overall

7531

Males

6003

M18-39

6003

24M→40K

24.0 - 24.9 mi

Top 27%
Γ—1
+6ft-20ft

Overall

7940

Males

6151

M18-39

6151

40K→25.2M

24.9 - 25.2 mi

Top 19%
Γ—1
+13ft-16ft

Overall

5534

Males

4639

M18-39

4639

25.2M→FINISH

25.2 - 26.2 mi

Top 28%
Γ—2
+22ft-21ft

Overall

8214

Males

6175

M18-39

6175

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
7854*
Passed By
243
Net Change
+7611
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#21531
5K β†’ 10K1938*11+1927#21531#19604
10K β†’ 15K327*81+246#19604#19358
15K β†’ 20K225*76+149#19358#19209
20K β†’ HALF1568-53#19209#19262
HALF β†’ 25K659*1+658#19262#18604
25K β†’ 30K1684*0+1684#18604#16920
30K β†’ 20M690*0+690#16920#16230
20M β†’ 21M512*0+512#16230#15718
21M β†’ 35K272*0+272#15718#15446
35K β†’ 23M512*0+512#15446#14934
23M β†’ 24M366*0+366#14934#14568
24M β†’ 40K258*2+256#14568#14312
40K β†’ 25.2M1710+171#14312#14141
25.2M β†’ FINISH225*4+221#14141#13920
TOTALS7854*243+7611

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

πŸ“Š

Passing Analysis Visualizations

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

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

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