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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Stefano Souza

Bib: 3765 •M •Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 16%
Gender (Male)
#0 / 16340
Top 26%
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
5K
20:18
3.11 mi
Rank: #4458
Start → 5K
20:18 | 6:33/mi
10K
41:12
6.21 mi
Rank: #5242 (-784)
5K → 10K
20:54 | 6:44/mi
15K
1:02:02
9.32 mi
Rank: #5414 (-172)
10K → 15K
20:50 | 6:43/mi
20K
1:23:07
12.43 mi
Rank: #5524 (-110)
15K → 20K
21:05 | 6:48/mi
HALF
1:27:38
13.11 mi
Rank: #5514 (+10)
20K → HALF
4:31 | 6:38/mi
25K
1:43:50
15.53 mi
Rank: #5340 (+174)
HALF → 25K
16:12 | 6:41/mi
30K
2:04:54
18.64 mi
Rank: #5072 (+268)
25K → 30K
21:04 | 6:47/mi
20M
2:14:09
20.00 mi
Rank: #4998 (+74)
30K → 20M
9:15 | 6:49/mi
21M
2:21:19
21.00 mi
Rank: #4940 (+58)
20M → 21M
7:10 | 7:10/mi
35K
2:26:17
21.75 mi
Rank: #4907 (+33)
21M → 35K
4:58 | 6:39/mi
23M
2:34:43
23.00 mi
Rank: #4790 (+117)
35K → 23M
8:26 | 6:45/mi
24M
2:41:22
24.00 mi
Rank: #4713 (+77)
23M → 24M
6:39 | 6:39/mi
40K
2:47:08
24.85 mi
Rank: #4649 (+64)
24M → 40K
5:46 | 6:45/mi
25.2M
2:49:42
25.20 mi
Rank: #4651 (-2)
40K → 25.2M
2:34 | 7:27/mi
FINISH
2:56:34
26.22 mi
Rank: #4643 (+8)
25.2M → FINISH
6:52 | 6:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:27:38
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:28:56
Pace6:48 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1020:186:3320:18
6:33
-
10K
6.21 mi10:43:0441:126:3820:54
6:44
+0:11
15K
9.32 mi11:03:541:02:026:4020:50
6:43
-0:01
20K
12.43 mi11:24:591:23:076:4221:05
6:48
+0:05
HALF
13.11 mi11:29:301:27:386:424:31
6:38
-0:10
25K
15.53 mi11:45:421:43:506:4216:12
6:41
+0:03
30K
18.64 mi12:06:462:04:546:4321:04
6:47
+0:06
20M
20.00 mi12:16:012:14:096:439:15
6:49
+0:02
21M
21.00 mi12:23:112:21:196:447:10
7:10
+0:21
35K
21.75 mi12:28:092:26:176:444:58
6:39
-0:31
23M
23.00 mi12:36:352:34:436:448:26
6:45
+0:06
24M
24.00 mi12:43:142:41:226:446:39
6:39
-0:06
40K
24.85 mi12:49:002:47:086:445:46
6:45
+0:06
25.2M
25.20 mi12:51:342:49:426:452:34
7:27
+0:42
FINISH
26.22 mi12:58:262:56:346:456:52
6:45
-0:42

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

6:33 /mi

Average Pace

6:44 /mi

Slowest Pace

7:27 /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

2:54:00

99% of race

Time at Steady Pace

2:34

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:44 /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 mi10:22:1020:186:3320:18
6:33
#4458
10K
6.21 mi10:43:0441:126:3820:54
6:44
#5242
15K
9.32 mi11:03:541:02:026:4020:50
6:43
#5414
20K
12.43 mi11:24:591:23:076:4221:05
6:48
#5524
HALF
13.11 mi11:29:301:27:386:424:31
6:38
#5514
25K
15.53 mi11:45:421:43:506:4216:12
6:41
#5340
30K
18.64 mi12:06:462:04:546:4321:04
6:47
#5072
20M
20.00 mi12:16:012:14:096:439:15
6:49
#4998
21M
21.00 mi12:23:112:21:196:447:10
7:10
#4940
35K
21.75 mi12:28:092:26:176:444:58
6:39
#4907
23M
23.00 mi12:36:352:34:436:448:26
6:45
#4790
24M
24.00 mi12:43:142:41:226:446:39
6:39
#4713
40K
24.85 mi12:49:002:47:086:445:46
6:45
#4649
25.2M
25.20 mi12:51:342:49:426:452:34
7:27
#4651
FINISH
26.22 mi12:58:262:56:346:456:52
6:45
#4643
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 mi4458420342035875(Top 20%)5333(Top 33%)5333(Top 93%)
10K6.21 mi3.10 mi5242-7844877-6744877-6746224(Top 21%)5631(Top 34%)5631(Top 98%)
15K9.32 mi3.11 mi5414-1725017-1405017-1405875(Top 20%)5333(Top 33%)5333(Top 93%)
20K12.43 mi3.11 mi5524-1105097-805097-806033(Top 21%)5421(Top 33%)5421(Top 95%)
HALF13.11 mi0.68 mi5514+105086+115086+115429(Top 19%)4960(Top 30%)4960(Top 87%)
25K15.53 mi2.42 mi5340+1744937+1494937+1494722(Top 16%)4378(Top 27%)4378(Top 76%)
30K18.64 mi3.11 mi5072+2684699+2384699+2384223(Top 15%)3910(Top 24%)3910(Top 68%)
20M20.00 mi1.36 mi4998+744629+704629+704227(Top 15%)3855(Top 24%)3855(Top 67%)
21M21.00 mi1.00 mi4940+584574+554574+554425(Top 15%)3953(Top 24%)3953(Top 69%)
35K21.75 mi0.75 mi4907+334540+344540+344504(Top 16%)4035(Top 25%)4035(Top 71%)
23M23.00 mi1.25 mi4790+1174427+1134427+1133707(Top 13%)3363(Top 21%)3363(Top 59%)
24M24.00 mi1.00 mi4713+774353+744353+744076(Top 14%)3626(Top 22%)3626(Top 63%)
40K24.85 mi0.85 mi4649+644287+664287+663878(Top 13%)3432(Top 21%)3432(Top 60%)
25.2M25.20 mi0.35 mi4651-24283+44283+44835(Top 17%)4096(Top 25%)4096(Top 72%)
FINISH26.22 mi1.02 mi4643+84262+214262+215677(Top 20%)4655(Top 28%)4655(Top 81%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21
+97ft-345ft

Overall

5875

Males

5333

M18-39

5333

5K→10K

3.1 - 6.2 mi

Top 21%
×5
+79ft-138ft

Overall

6224

Males

5631

M18-39

5631

10K→15K

6.2 - 9.3 mi

Top 20%
×3
+67ft-78ft

Overall

5875

Males

5333

M18-39

5333

15K→20K

9.3 - 12.4 mi

Top 21%
×5
+106ft-86ft

Overall

6033

Males

5421

M18-39

5421

20K→HALF

12.4 - 13.1 mi

Top 19%
×2
+19ft-37ft

Overall

5429

Males

4960

M18-39

4960

HALF→25K

13.1 - 15.5 mi

Top 16%
×4
+66ft-88ft

Overall

4722

Males

4378

M18-39

4378

25K→30K

15.5 - 18.6 mi

Top 15%
×9
+181ft-148ft

Overall

4223

Males

3910

M18-39

3910

30K→20M

18.6 - 20.0 mi

Top 15%
×5
+64ft-50ft

Overall

4227

Males

3855

M18-39

3855

20M→21M

20.0 - 21.0 mi

Top 15%
×8
+106ft-24ft

Overall

4425

Males

3953

M18-39

3953

21M→35K

21.0 - 21.8 mi

Top 16%
×7
+17ft-86ft

Overall

4504

Males

4035

M18-39

4035

35K→23M

21.8 - 23.0 mi

Top 13%
×5
+23ft-63ft

Overall

3707

Males

3363

M18-39

3363

23M→24M

23.0 - 24.0 mi

Top 14%
×6
+12ft-82ft

Overall

4076

Males

3626

M18-39

3626

24M→40K

24.0 - 24.9 mi

Top 13%
×1
+6ft-20ft

Overall

3878

Males

3432

M18-39

3432

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1
+13ft-16ft

Overall

4835

Males

4096

M18-39

4096

25.2M→FINISH

25.2 - 26.2 mi

Top 20%
×2
+22ft-21ft

Overall

5677

Males

4655

M18-39

4655

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1293*
Passed By
839
Net Change
-185
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4458
5K → 10K17200-784#4458#5242
10K → 15K66200-172#5242#5414
15K → 20K66176-110#5414#5524
20K → HALF2616+10#5524#5514
HALF → 25K18713+174#5514#5340
25K → 30K293*25+268#5340#5072
30K → 20M9117+74#5072#4998
20M → 21M8931+58#4998#4940
21M → 35K6027+33#4940#4907
35K → 23M13518+117#4907#4790
23M → 24M9922+77#4790#4713
24M → 40K8319+64#4713#4649
40K → 25.2M1820-2#4649#4651
25.2M → FINISH6355+8#4651#4643
TOTALS1293*839-185

* 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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