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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Leandro Nascimento

Bib: 5551 •M •Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 11%
Gender (Male)
#0 / 16340
Top 19%
Age Group (M18-39)
#0 / 5723
Top 44%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Leandro

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 5:47/mi at mile 26.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
20:37
3.11 mi
Rank: #5268
Start → 5K
20:37 | 6:39/mi
10K
41:20
6.21 mi
Rank: #5422 (-154)
5K → 10K
20:43 | 6:41/mi
15K
1:02:02
9.32 mi
Rank: #5407 (+15)
10K → 15K
20:42 | 6:40/mi
20K
1:22:37
12.43 mi
Rank: #5156 (+251)
15K → 20K
20:35 | 6:38/mi
HALF
1:27:07
13.11 mi
Rank: #5155 (+1)
20K → HALF
4:30 | 6:37/mi
25K
1:43:06
15.53 mi
Rank: #4936 (+219)
HALF → 25K
15:59 | 6:36/mi
30K
2:03:36
18.64 mi
Rank: #4538 (+398)
25K → 30K
20:30 | 6:36/mi
20M
2:12:31
20.00 mi
Rank: #4352 (+186)
30K → 20M
8:55 | 6:34/mi
21M
2:19:14
21.00 mi
Rank: #4171 (+181)
20M → 21M
6:43 | 6:43/mi
35K
2:23:53
21.75 mi
Rank: #4040 (+131)
21M → 35K
4:39 | 6:13/mi
23M
2:31:56
23.00 mi
Rank: #3866 (+174)
35K → 23M
8:03 | 6:26/mi
24M
2:38:06
24.00 mi
Rank: #3707 (+159)
23M → 24M
6:10 | 6:10/mi
40K
2:43:25
24.85 mi
Rank: #3561 (+146)
24M → 40K
5:19 | 6:14/mi
25.2M
2:45:42
25.20 mi
Rank: #3508 (+53)
40K → 25.2M
2:17 | 6:38/mi
FINISH
2:51:36
26.22 mi
Rank: #3315 (+193)
25.2M → FINISH
5:54 | 5:48/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:27:07
Pace6:39 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:24:29
Pace6:27 /mi
📊Negative Split: 3.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:2720:376:3920:37
6:39
-
10K
6.21 mi10:46:1041:206:4020:43
6:41
+0:02
15K
9.32 mi11:06:521:02:026:4020:42
6:40
-0:01
20K
12.43 mi11:27:271:22:376:3920:35
6:38
-0:02
HALF
13.11 mi11:31:571:27:076:394:30
6:37
-0:01
25K
15.53 mi11:47:561:43:066:3915:59
6:36
-0:01
30K
18.64 mi12:08:262:03:366:3820:30
6:36
0:00
20M
20.00 mi12:17:212:12:316:388:55
6:34
-0:02
21M
21.00 mi12:24:042:19:146:386:43
6:43
+0:09
35K
21.75 mi12:28:432:23:536:374:39
6:13
-0:30
23M
23.00 mi12:36:462:31:566:378:03
6:26
+0:13
24M
24.00 mi12:42:562:38:066:366:10
6:10
-0:16
40K
24.85 mi12:48:152:43:256:355:19
6:14
+0:04
25.2M
25.20 mi12:50:322:45:426:352:17
6:38
+0:24
FINISH
26.22 mi12:56:262:51:366:335:54
5:48
-0:50

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

5:48 /mi

Average Pace

6:33 /mi

Slowest Pace

6:43 /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

22:02

13% of race

Time at Steady Pace

2:29:34

87% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:33 /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 mi10:25:2720:376:3920:37
6:39
#5268
10K
6.21 mi10:46:1041:206:4020:43
6:41
#5422
15K
9.32 mi11:06:521:02:026:4020:42
6:40
#5407
20K
12.43 mi11:27:271:22:376:3920:35
6:38
#5156
HALF
13.11 mi11:31:571:27:076:394:30
6:37
#5155
25K
15.53 mi11:47:561:43:066:3915:59
6:36
#4936
30K
18.64 mi12:08:262:03:366:3820:30
6:36
#4538
20M
20.00 mi12:17:212:12:316:388:55
6:34
#4352
21M
21.00 mi12:24:042:19:146:386:43
6:43
#4171
35K
21.75 mi12:28:432:23:536:374:39
6:13
#4040
23M
23.00 mi12:36:462:31:566:378:03
6:26
#3866
24M
24.00 mi12:42:562:38:066:366:10
6:10
#3707
40K
24.85 mi12:48:152:43:256:355:19
6:14
#3561
25.2M
25.20 mi12:50:322:45:426:352:17
6:38
#3508
FINISH
26.22 mi12:56:262:51:366:335:54
5:48
#3315
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 mi5268489048905456(Top 19%)5028(Top 31%)5028(Top 88%)
10K6.21 mi3.10 mi5422-1545024-1345024-1345624(Top 19%)5163(Top 32%)5163(Top 90%)
15K9.32 mi3.11 mi5407+155010+145010+145456(Top 19%)5028(Top 31%)5028(Top 88%)
20K12.43 mi3.11 mi5156+2514795+2154795+2154585(Top 16%)4296(Top 26%)4296(Top 75%)
HALF13.11 mi0.68 mi5155+14792+34792+35179(Top 18%)4756(Top 29%)4756(Top 83%)
25K15.53 mi2.42 mi4936+2194606+1864606+1864036(Top 14%)3787(Top 23%)3787(Top 66%)
30K18.64 mi3.11 mi4538+3984260+3464260+3463112(Top 11%)2948(Top 18%)2948(Top 52%)
20M20.00 mi1.36 mi4352+1864088+1724088+1722763(Top 10%)2608(Top 16%)2608(Top 46%)
21M21.00 mi1.00 mi4171+1813919+1693919+1692120(Top 7%)2020(Top 12%)2020(Top 35%)
35K21.75 mi0.75 mi4040+1313797+1223797+1222129(Top 7%)2024(Top 12%)2024(Top 35%)
23M23.00 mi1.25 mi3866+1743637+1603637+1602128(Top 7%)2013(Top 12%)2013(Top 35%)
24M24.00 mi1.00 mi3707+1593494+1433494+1431656(Top 6%)1571(Top 10%)1571(Top 27%)
40K24.85 mi0.85 mi3561+1463368+1263368+1261447(Top 5%)1369(Top 8%)1369(Top 24%)
25.2M25.20 mi0.35 mi3508+533316+523316+521296(Top 4%)1227(Top 8%)1227(Top 21%)
FINISH26.22 mi1.02 mi3315+1933144+1723144+172959(Top 3%)917(Top 6%)917(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21
+97ft-345ft

Overall

5456

Males

5028

M18-39

5028

5K→10K

3.1 - 6.2 mi

Top 19%
×5
+79ft-138ft

Overall

5624

Males

5163

M18-39

5163

10K→15K

6.2 - 9.3 mi

Top 19%
×3
+67ft-78ft

Overall

5456

Males

5028

M18-39

5028

15K→20K

9.3 - 12.4 mi

Top 16%
×5
+106ft-86ft

Overall

4585

Males

4296

M18-39

4296

20K→HALF

12.4 - 13.1 mi

Top 18%
×2
+19ft-37ft

Overall

5179

Males

4756

M18-39

4756

HALF→25K

13.1 - 15.5 mi

Top 14%
×4
+66ft-88ft

Overall

4036

Males

3787

M18-39

3787

25K→30K

15.5 - 18.6 mi

Top 11%
×9
+181ft-148ft

Overall

3112

Males

2948

M18-39

2948

30K→20M

18.6 - 20.0 mi

Top 10%
×5
+64ft-50ft

Overall

2763

Males

2608

M18-39

2608

20M→21M

20.0 - 21.0 mi

Top 7%
×8
+106ft-24ft

Overall

2120

Males

2020

M18-39

2020

21M→35K

21.0 - 21.8 mi

Top 7%
×7
+17ft-86ft

Overall

2129

Males

2024

M18-39

2024

35K→23M

21.8 - 23.0 mi

Top 7%
×5
+23ft-63ft

Overall

2128

Males

2013

M18-39

2013

23M→24M

23.0 - 24.0 mi

Top 6%
×6
+12ft-82ft

Overall

1656

Males

1571

M18-39

1571

24M→40K

24.0 - 24.9 mi

Top 5%
×1
+6ft-20ft

Overall

1447

Males

1369

M18-39

1369

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1
+13ft-16ft

Overall

1296

Males

1227

M18-39

1227

25.2M→FINISH

25.2 - 26.2 mi

Top 3%
×2
+22ft-21ft

Overall

959

Males

917

M18-39

917

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2409*
Passed By
374
Net Change
+1953
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5268
5K → 10K128200-154#5268#5422
10K → 15K134119+15#5422#5407
15K → 20K270*19+251#5407#5156
20K → HALF2120+1#5156#5155
HALF → 25K222*3+219#5155#4936
25K → 30K400*2+398#4936#4538
30K → 20M1871+186#4538#4352
20M → 21M1843+181#4352#4171
21M → 35K1310+131#4171#4040
35K → 23M1806+174#4040#3866
23M → 24M1590+159#3866#3707
24M → 40K1460+146#3707#3561
40K → 25.2M541+53#3561#3508
25.2M → FINISH1930+193#3508#3315
TOTALS2409*374+1953

* 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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Activity Data

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