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BOSTON MARATHON 2026

Seth Lapic

Bib: 5687•M

SC

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 13%
Gender (Male)
#0 / 16340
Top 21%
Age Group (M18-39)
#0 / 5723
Top 46%
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
5K
20:20
3.11 mi
Rank: #4544
Start → 5K
20:20 | 6:33/mi
10K
40:35
6.21 mi
Rank: #4416 (+128)
5K → 10K
20:15 | 6:32/mi
15K
1:00:48
9.32 mi
Rank: #4351 (+65)
10K → 15K
20:13 | 6:31/mi
20K
1:21:04
12.43 mi
Rank: #4224 (+127)
15K → 20K
20:16 | 6:32/mi
HALF
1:25:30
13.11 mi
Rank: #4226 (-2)
20K → HALF
4:26 | 6:31/mi
25K
1:41:22
15.53 mi
Rank: #4116 (+110)
HALF → 25K
15:52 | 6:33/mi
30K
2:02:08
18.64 mi
Rank: #3994 (+122)
25K → 30K
20:46 | 6:42/mi
20M
2:11:15
20.00 mi
Rank: #3918 (+76)
30K → 20M
9:07 | 6:43/mi
21M
2:18:12
21.00 mi
Rank: #3824 (+94)
20M → 21M
6:57 | 6:57/mi
35K
2:23:04
21.75 mi
Rank: #3795 (+29)
21M → 35K
4:52 | 6:31/mi
23M
2:31:32
23.00 mi
Rank: #3755 (+40)
35K → 23M
8:28 | 6:46/mi
24M
2:38:07
24.00 mi
Rank: #3712 (+43)
23M → 24M
6:35 | 6:35/mi
40K
2:43:57
24.85 mi
Rank: #3710 (+2)
24M → 40K
5:50 | 6:50/mi
25.2M
2:46:33
25.20 mi
Rank: #3712 (-2)
40K → 25.2M
2:36 | 7:33/mi
FINISH
2:52:59
26.22 mi
Rank: #3636 (+76)
25.2M → FINISH
6:26 | 6:19/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:25:30
Pace6:32 /mi
2nd Half
Distance13.11 mi
Time1:27:29
Pace6:41 /mi
📊Positive Split: 2.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:2820:206:3320:20
6:33
-
10K
6.21 mi10:45:4340:356:3220:15
6:32
-0:01
15K
9.32 mi11:05:561:00:486:3220:13
6:31
-0:01
20K
12.43 mi11:26:121:21:046:3220:16
6:32
+0:01
HALF
13.11 mi11:30:381:25:306:324:26
6:31
-0:01
25K
15.53 mi11:46:301:41:226:3215:52
6:33
+0:02
30K
18.64 mi12:07:162:02:086:3420:46
6:42
+0:09
20M
20.00 mi12:16:232:11:156:349:07
6:43
+0:01
21M
21.00 mi12:23:202:18:126:356:57
6:57
+0:14
35K
21.75 mi12:28:122:23:046:354:52
6:31
-0:26
23M
23.00 mi12:36:402:31:326:368:28
6:46
+0:15
24M
24.00 mi12:43:152:38:076:366:35
6:35
-0:11
40K
24.85 mi12:49:052:43:576:365:50
6:50
+0:15
25.2M
25.20 mi12:51:412:46:336:372:36
7:33
+0:43
FINISH
26.22 mi12:58:072:52:596:376:26
6:19
-1:14

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

6:19 /mi

Average Pace

6:36 /mi

Slowest Pace

7:33 /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

2:43:26

94% of race

Time at Steady Pace

6:57

4% of race

Time at Slower Pace

2:36

2% of race

Average Pace: 6:36 /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.

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 mi10:25:2820:206:3320:20
6:33
#4544
10K
6.21 mi10:45:4340:356:3220:15
6:32
#4416
15K
9.32 mi11:05:561:00:486:3220:13
6:31
#4351
20K
12.43 mi11:26:121:21:046:3220:16
6:32
#4224
HALF
13.11 mi11:30:381:25:306:324:26
6:31
#4226
25K
15.53 mi11:46:301:41:226:3215:52
6:33
#4116
30K
18.64 mi12:07:162:02:086:3420:46
6:42
#3994
20M
20.00 mi12:16:232:11:156:349:07
6:43
#3918
21M
21.00 mi12:23:202:18:126:356:57
6:57
#3824
35K
21.75 mi12:28:122:23:046:354:52
6:31
#3795
23M
23.00 mi12:36:402:31:326:368:28
6:46
#3755
24M
24.00 mi12:43:152:38:076:366:35
6:35
#3712
40K
24.85 mi12:49:052:43:576:365:50
6:50
#3710
25.2M
25.20 mi12:51:412:46:336:372:36
7:33
#3712
FINISH
26.22 mi12:58:072:52:596:376:26
6:19
#3636
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 mi4544427342734273(Top 15%)4036(Top 25%)4036(Top 71%)
10K6.21 mi3.10 mi4416+1284172+1014172+1014370(Top 15%)4127(Top 25%)4127(Top 72%)
15K9.32 mi3.11 mi4351+654115+574115+574273(Top 15%)4036(Top 25%)4036(Top 71%)
20K12.43 mi3.11 mi4224+1274001+1144001+1143940(Top 14%)3735(Top 23%)3735(Top 65%)
HALF13.11 mi0.68 mi4226-24003-24003-24365(Top 15%)4113(Top 25%)4113(Top 72%)
25K15.53 mi2.42 mi4116+1103894+1093894+1093720(Top 13%)3519(Top 22%)3519(Top 61%)
30K18.64 mi3.11 mi3994+1223774+1203774+1203610(Top 12%)3385(Top 21%)3385(Top 59%)
20M20.00 mi1.36 mi3918+763702+723702+723552(Top 12%)3301(Top 20%)3301(Top 58%)
21M21.00 mi1.00 mi3824+943614+883614+883180(Top 11%)2950(Top 18%)2950(Top 52%)
35K21.75 mi0.75 mi3795+293585+293585+293605(Top 12%)3315(Top 20%)3315(Top 58%)
23M23.00 mi1.25 mi3755+403539+463539+463847(Top 13%)3469(Top 21%)3469(Top 61%)
24M24.00 mi1.00 mi3712+433499+403499+403633(Top 13%)3278(Top 20%)3278(Top 57%)
40K24.85 mi0.85 mi3710+23490+93490+94322(Top 15%)3763(Top 23%)3763(Top 66%)
25.2M25.20 mi0.35 mi3712-23488+23488+25384(Top 19%)4489(Top 27%)4489(Top 78%)
FINISH26.22 mi1.02 mi3636+763419+693419+693091(Top 11%)2750(Top 17%)2750(Top 48%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21
+97ft-345ft

Overall

4273

Males

4036

M18-39

4036

5K→10K

3.1 - 6.2 mi

Top 15%
×5
+79ft-138ft

Overall

4370

Males

4127

M18-39

4127

10K→15K

6.2 - 9.3 mi

Top 15%
×3
+67ft-78ft

Overall

4273

Males

4036

M18-39

4036

15K→20K

9.3 - 12.4 mi

Top 14%
×5
+106ft-86ft

Overall

3940

Males

3735

M18-39

3735

20K→HALF

12.4 - 13.1 mi

Top 15%
×2
+19ft-37ft

Overall

4365

Males

4113

M18-39

4113

HALF→25K

13.1 - 15.5 mi

Top 13%
×4
+66ft-88ft

Overall

3720

Males

3519

M18-39

3519

25K→30K

15.5 - 18.6 mi

Top 12%
×9
+181ft-148ft

Overall

3610

Males

3385

M18-39

3385

30K→20M

18.6 - 20.0 mi

Top 12%
×5
+64ft-50ft

Overall

3552

Males

3301

M18-39

3301

20M→21M

20.0 - 21.0 mi

Top 11%
×8
+106ft-24ft

Overall

3180

Males

2950

M18-39

2950

21M→35K

21.0 - 21.8 mi

Top 12%
×7
+17ft-86ft

Overall

3605

Males

3315

M18-39

3315

35K→23M

21.8 - 23.0 mi

Top 13%
×5
+23ft-63ft

Overall

3847

Males

3469

M18-39

3469

23M→24M

23.0 - 24.0 mi

Top 13%
×6
+12ft-82ft

Overall

3633

Males

3278

M18-39

3278

24M→40K

24.0 - 24.9 mi

Top 15%
×1
+6ft-20ft

Overall

4322

Males

3763

M18-39

3763

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1
+13ft-16ft

Overall

5384

Males

4489

M18-39

4489

25.2M→FINISH

25.2 - 26.2 mi

Top 11%
×2
+22ft-21ft

Overall

3091

Males

2750

M18-39

2750

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1371*
Passed By
463
Net Change
+908
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4544
5K → 10K210*82+128#4544#4416
10K → 15K14580+65#4416#4351
15K → 20K16134+127#4351#4224
20K → HALF1113-2#4224#4226
HALF → 25K14030+110#4226#4116
25K → 30K16240+122#4116#3994
30K → 20M10024+76#3994#3918
20M → 21M1039+94#3918#3824
21M → 35K4314+29#3824#3795
35K → 23M7939+40#3795#3755
23M → 24M6825+43#3755#3712
24M → 40K4240+2#3712#3710
40K → 25.2M1820-2#3710#3712
25.2M → FINISH8913+76#3712#3636
TOTALS1371*463+908

* 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

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing