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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Lukasz Welpa

Bib: 7358 •M •Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 24%
Gender (Male)
#0 / 16340
Top 37%
Age Group (M18-39)
#0 / 5723
Race Day Weather
51°/41°F
overcast clouds
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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
22:03
3.11 mi
Rank: #9311
Start → 5K
22:03 | 7:06/mi
10K
44:23
6.21 mi
Rank: #9675 (-364)
5K → 10K
22:20 | 7:12/mi
15K
1:06:44
9.32 mi
Rank: #9759 (-84)
10K → 15K
22:21 | 7:12/mi
20K
1:28:43
12.43 mi
Rank: #9385 (+374)
15K → 20K
21:59 | 7:05/mi
HALF
1:33:34
13.11 mi
Rank: #9380 (+5)
20K → HALF
4:51 | 7:07/mi
25K
1:50:44
15.53 mi
Rank: #9125 (+255)
HALF → 25K
17:10 | 7:05/mi
30K
2:13:03
18.64 mi
Rank: #8734 (+391)
25K → 30K
22:19 | 7:11/mi
20M
2:22:40
20.00 mi
Rank: #8466 (+268)
30K → 20M
9:37 | 7:05/mi
21M
2:29:53
21.00 mi
Rank: #8226 (+240)
20M → 21M
7:13 | 7:13/mi
35K
2:35:03
21.75 mi
Rank: #8146 (+80)
21M → 35K
5:10 | 6:55/mi
23M
2:43:46
23.00 mi
Rank: #7908 (+238)
35K → 23M
8:43 | 6:58/mi
24M
2:50:23
24.00 mi
Rank: #7668 (+240)
23M → 24M
6:37 | 6:37/mi
40K
2:55:57
24.85 mi
Rank: #7408 (+260)
24M → 40K
5:34 | 6:31/mi
25.2M
2:58:23
25.20 mi
Rank: #7291 (+117)
40K → 25.2M
2:26 | 7:04/mi
FINISH
3:04:53
26.22 mi
Rank: #7095 (+196)
25.2M → FINISH
6:30 | 6:23/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:33:34
Pace7:09 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:31:19
Pace6:58 /mi
📊Negative Split: 2.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:5122:037:0622:03
7:06
-
10K
6.21 mi11:01:1144:237:0922:20
7:12
+0:06
15K
9.32 mi11:23:321:06:447:1022:21
7:12
0:00
20K
12.43 mi11:45:311:28:437:0921:59
7:05
-0:07
HALF
13.11 mi11:50:221:33:347:094:51
7:07
+0:02
25K
15.53 mi12:07:321:50:447:0817:10
7:05
-0:02
30K
18.64 mi12:29:512:13:037:0922:19
7:11
+0:06
20M
20.00 mi12:39:282:22:407:099:37
7:05
-0:06
21M
21.00 mi12:46:412:29:537:097:13
7:13
+0:08
35K
21.75 mi12:51:512:35:037:085:10
6:55
-0:18
23M
23.00 mi13:00:342:43:467:088:43
6:58
+0:03
24M
24.00 mi13:07:112:50:237:066:37
6:37
-0:21
40K
24.85 mi13:12:452:55:577:055:34
6:31
-0:06
25.2M
25.20 mi13:15:112:58:237:052:26
7:04
+0:33
FINISH
26.22 mi13:21:413:04:537:046:30
6:23
-0:41

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

6:23 /mi

Average Pace

7:03 /mi

Slowest Pace

7:13 /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

32:34

18% of race

Time at Steady Pace

2:32:19

82% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:03 /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 mi10:38:5122:037:0622:03
7:06
#9311
10K
6.21 mi11:01:1144:237:0922:20
7:12
#9675
15K
9.32 mi11:23:321:06:447:1022:21
7:12
#9759
20K
12.43 mi11:45:311:28:437:0921:59
7:05
#9385
HALF
13.11 mi11:50:221:33:347:094:51
7:07
#9380
25K
15.53 mi12:07:321:50:447:0817:10
7:05
#9125
30K
18.64 mi12:29:512:13:037:0922:19
7:11
#8734
20M
20.00 mi12:39:282:22:407:099:37
7:05
#8466
21M
21.00 mi12:46:412:29:537:097:13
7:13
#8226
35K
21.75 mi12:51:512:35:037:085:10
6:55
#8146
23M
23.00 mi13:00:342:43:467:088:43
6:58
#7908
24M
24.00 mi13:07:112:50:237:066:37
6:37
#7668
40K
24.85 mi13:12:452:55:577:055:34
6:31
#7408
25.2M
25.20 mi13:15:112:58:237:052:26
7:04
#7291
FINISH
26.22 mi13:21:413:04:537:046:30
6:23
#7095
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 mi93117719771910050(Top 35%)8042(Top 49%)8042(Top 141%)
10K6.21 mi3.10 mi9675-3647910-1917910-19110146(Top 35%)8129(Top 50%)8129(Top 142%)
15K9.32 mi3.11 mi9759-847934-247934-2410050(Top 35%)8042(Top 49%)8042(Top 141%)
20K12.43 mi3.11 mi9385+3747713+2217713+2218379(Top 29%)7062(Top 43%)7062(Top 123%)
HALF13.11 mi0.68 mi9380+57703+107703+109479(Top 33%)7691(Top 47%)7691(Top 134%)
25K15.53 mi2.42 mi9125+2557541+1627541+1627954(Top 27%)6722(Top 41%)6722(Top 117%)
30K18.64 mi3.11 mi8734+3917268+2737268+2737264(Top 25%)6166(Top 38%)6166(Top 108%)
20M20.00 mi1.36 mi8466+2687091+1777091+1776103(Top 21%)5324(Top 33%)5324(Top 93%)
21M21.00 mi1.00 mi8226+2406916+1756916+1754749(Top 16%)4206(Top 26%)4206(Top 73%)
35K21.75 mi0.75 mi8146+806852+646852+646439(Top 22%)5460(Top 33%)5460(Top 95%)
23M23.00 mi1.25 mi7908+2386674+1786674+1785229(Top 18%)4566(Top 28%)4566(Top 80%)
24M24.00 mi1.00 mi7668+2406516+1586516+1583886(Top 13%)3492(Top 21%)3492(Top 61%)
40K24.85 mi0.85 mi7408+2606331+1856331+1852627(Top 9%)2419(Top 15%)2419(Top 42%)
25.2M25.20 mi0.35 mi7291+1176241+906241+902958(Top 10%)2678(Top 16%)2678(Top 47%)
FINISH26.22 mi1.02 mi7095+1966098+1436098+1433471(Top 12%)3062(Top 19%)3062(Top 54%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21
+97ft-345ft

Overall

10050

Males

8042

M18-39

8042

5K→10K

3.1 - 6.2 mi

Top 35%
×5
+79ft-138ft

Overall

10146

Males

8129

M18-39

8129

10K→15K

6.2 - 9.3 mi

Top 35%
×3
+67ft-78ft

Overall

10050

Males

8042

M18-39

8042

15K→20K

9.3 - 12.4 mi

Top 29%
×5
+106ft-86ft

Overall

8379

Males

7062

M18-39

7062

20K→HALF

12.4 - 13.1 mi

Top 33%
×2
+19ft-37ft

Overall

9479

Males

7691

M18-39

7691

HALF→25K

13.1 - 15.5 mi

Top 27%
×4
+66ft-88ft

Overall

7954

Males

6722

M18-39

6722

25K→30K

15.5 - 18.6 mi

Top 25%
×9
+181ft-148ft

Overall

7264

Males

6166

M18-39

6166

30K→20M

18.6 - 20.0 mi

Top 21%
×5
+64ft-50ft

Overall

6103

Males

5324

M18-39

5324

20M→21M

20.0 - 21.0 mi

Top 16%
×8
+106ft-24ft

Overall

4749

Males

4206

M18-39

4206

21M→35K

21.0 - 21.8 mi

Top 22%
×7
+17ft-86ft

Overall

6439

Males

5460

M18-39

5460

35K→23M

21.8 - 23.0 mi

Top 18%
×5
+23ft-63ft

Overall

5229

Males

4566

M18-39

4566

23M→24M

23.0 - 24.0 mi

Top 13%
×6
+12ft-82ft

Overall

3886

Males

3492

M18-39

3492

24M→40K

24.0 - 24.9 mi

Top 9%
×1
+6ft-20ft

Overall

2627

Males

2419

M18-39

2419

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1
+13ft-16ft

Overall

2958

Males

2678

M18-39

2678

25.2M→FINISH

25.2 - 26.2 mi

Top 12%
×2
+22ft-21ft

Overall

3471

Males

3062

M18-39

3062

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2991*
Passed By
483
Net Change
+2216
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9311
5K → 10K109200-364#9311#9675
10K → 15K135200-84#9675#9759
15K → 20K388*14+374#9759#9385
20K → HALF2318+5#9385#9380
HALF → 25K262*7+255#9380#9125
25K → 30K411*20+391#9125#8734
30K → 20M270*2+268#8734#8466
20M → 21M241*1+240#8466#8226
21M → 35K899+80#8226#8146
35K → 23M246*8+238#8146#7908
23M → 24M241*1+240#7908#7668
24M → 40K260*0+260#7668#7408
40K → 25.2M1170+117#7408#7291
25.2M → FINISH1993+196#7291#7095
TOTALS2991*483+2216

* 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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