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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Marcos Chaves

Bib: 9942 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 16%
Gender (Male)
#0 / 16340
Top 27%
Masters (Masters Men)
#0 / 10617
Top 12%
Age Group (M50-54)
#0 / 1868
Top 8%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Marcos

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 · 6:29/mi at mile 6.2

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
20:32
3.11 mi
Rank: #5068
Start → 5K
20:32 | 6:37/mi
10K
40:42
6.21 mi
Rank: #4591 (+477)
5K → 10K
20:10 | 6:30/mi
15K
1:01:21
9.32 mi
Rank: #4813 (-222)
10K → 15K
20:39 | 6:39/mi
20K
1:22:02
12.43 mi
Rank: #4803 (+10)
15K → 20K
20:41 | 6:40/mi
HALF
1:26:33
13.11 mi
Rank: #4819 (-16)
20K → HALF
4:31 | 6:38/mi
25K
1:42:43
15.53 mi
Rank: #4748 (+71)
HALF → 25K
16:10 | 6:40/mi
30K
2:03:41
18.64 mi
Rank: #4581 (+167)
25K → 30K
20:58 | 6:45/mi
20M
2:12:56
20.00 mi
Rank: #4509 (+72)
30K → 20M
9:15 | 6:49/mi
21M
2:20:13
21.00 mi
Rank: #4502 (+7)
20M → 21M
7:17 | 7:17/mi
35K
2:25:13
21.75 mi
Rank: #4500 (+2)
21M → 35K
5:00 | 6:41/mi
23M
2:33:57
23.00 mi
Rank: #4504 (-4)
35K → 23M
8:44 | 6:59/mi
24M
2:40:51
24.00 mi
Rank: #4535 (-31)
23M → 24M
6:54 | 6:54/mi
40K
2:46:59
24.85 mi
Rank: #4594 (-59)
24M → 40K
6:08 | 7:11/mi
25.2M
2:49:42
25.20 mi
Rank: #4652 (-58)
40K → 25.2M
2:43 | 7:53/mi
FINISH
2:56:57
26.22 mi
Rank: #4773 (-121)
25.2M → FINISH
7:15 | 7:07/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:26:33
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:30:24
Pace6:54 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:36:4020:326:3720:32
6:37
-
10K
6.21 mi10:56:5040:426:3420:10
6:30
-0:07
15K
9.32 mi11:17:291:01:216:3520:39
6:39
+0:09
20K
12.43 mi11:38:101:22:026:3720:41
6:40
+0:01
HALF
13.11 mi11:42:411:26:336:374:31
6:38
-0:02
25K
15.53 mi11:58:511:42:436:3716:10
6:40
+0:02
30K
18.64 mi12:19:492:03:416:3920:58
6:45
+0:05
20M
20.00 mi12:29:042:12:566:399:15
6:49
+0:04
21M
21.00 mi12:36:212:20:136:417:17
7:17
+0:28
35K
21.75 mi12:41:212:25:136:415:00
6:41
-0:36
23M
23.00 mi12:50:052:33:576:428:44
6:59
+0:18
24M
24.00 mi12:56:592:40:516:436:54
6:54
-0:05
40K
24.85 mi13:03:072:46:596:446:08
7:11
+0:17
25.2M
25.20 mi13:05:502:49:426:452:43
7:53
+0:42
FINISH
26.22 mi13:13:052:56:576:467:15
7:07
-0:46

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

6:30 /mi

Average Pace

6:45 /mi

Slowest Pace

7:53 /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

20:10

11% of race

Time at Steady Pace

2:04:40

70% of race

Time at Slower Pace

32:07

18% of race

Average Pace: 6:45 /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 mi10:36:4020:326:3720:32
6:37
#5068
10K
6.21 mi10:56:5040:426:3420:10
6:30
#4591
15K
9.32 mi11:17:291:01:216:3520:39
6:39
#4813
20K
12.43 mi11:38:101:22:026:3720:41
6:40
#4803
HALF
13.11 mi11:42:411:26:336:374:31
6:38
#4819
25K
15.53 mi11:58:511:42:436:3716:10
6:40
#4748
30K
18.64 mi12:19:492:03:416:3920:58
6:45
#4581
20M
20.00 mi12:29:042:12:566:399:15
6:49
#4509
21M
21.00 mi12:36:212:20:136:417:17
7:17
#4502
35K
21.75 mi12:41:212:25:136:415:00
6:41
#4500
23M
23.00 mi12:50:052:33:576:428:44
6:59
#4504
24M
24.00 mi12:56:592:40:516:436:54
6:54
#4535
40K
24.85 mi13:03:072:46:596:446:08
7:11
#4594
25.2M
25.20 mi13:05:502:49:426:452:43
7:53
#4652
FINISH
26.22 mi13:13:052:56:576:467:15
7:07
#4773
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi5068472647265307(Top 18%)4916(Top 30%)4916(Top 263%)
10K6.21 mi3.10 mi4591+4774318+4084318+4084154(Top 14%)3938(Top 24%)3938(Top 211%)
15K9.32 mi3.11 mi4813-2224507-1894507-1895307(Top 18%)4916(Top 30%)4916(Top 263%)
20K12.43 mi3.11 mi4803+104499+84499+84848(Top 17%)4520(Top 28%)4520(Top 242%)
HALF13.11 mi0.68 mi4819-164514-154514-155437(Top 19%)4968(Top 30%)4968(Top 266%)
25K15.53 mi2.42 mi4748+714449+654449+654605(Top 16%)4284(Top 26%)4284(Top 229%)
30K18.64 mi3.11 mi4581+1674295+1544295+1544003(Top 14%)3723(Top 23%)3723(Top 199%)
20M20.00 mi1.36 mi4509+724223+724223+724231(Top 15%)3859(Top 24%)3859(Top 207%)
21M21.00 mi1.00 mi4502+74209+144209+145134(Top 18%)4498(Top 28%)4498(Top 241%)
35K21.75 mi0.75 mi4500+24200+94200+94810(Top 17%)4280(Top 26%)4280(Top 229%)
23M23.00 mi1.25 mi4504-44186+144186+145285(Top 18%)4598(Top 28%)4598(Top 246%)
24M24.00 mi1.00 mi4535-314200-144200-145764(Top 20%)4866(Top 30%)4866(Top 260%)
40K24.85 mi0.85 mi4594-594243-434243-436530(Top 23%)5318(Top 33%)5318(Top 285%)
25.2M25.20 mi0.35 mi4652-584284-414284-417443(Top 26%)5774(Top 35%)5774(Top 309%)
FINISH26.22 mi1.02 mi4773-1214373-894373-898418(Top 29%)6266(Top 38%)6266(Top 335%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21
+97ft-345ft

Overall

5307

Males

4916

M50-54

4916

5K→10K

3.1 - 6.2 mi

Top 14%
×5
+79ft-138ft

Overall

4154

Males

3938

M50-54

3938

10K→15K

6.2 - 9.3 mi

Top 18%
×3
+67ft-78ft

Overall

5307

Males

4916

M50-54

4916

15K→20K

9.3 - 12.4 mi

Top 17%
×5
+106ft-86ft

Overall

4848

Males

4520

M50-54

4520

20K→HALF

12.4 - 13.1 mi

Top 19%
×2
+19ft-37ft

Overall

5437

Males

4968

M50-54

4968

HALF→25K

13.1 - 15.5 mi

Top 16%
×4
+66ft-88ft

Overall

4605

Males

4284

M50-54

4284

25K→30K

15.5 - 18.6 mi

Top 14%
×9
+181ft-148ft

Overall

4003

Males

3723

M50-54

3723

30K→20M

18.6 - 20.0 mi

Top 15%
×5
+64ft-50ft

Overall

4231

Males

3859

M50-54

3859

20M→21M

20.0 - 21.0 mi

Top 18%
×8
+106ft-24ft

Overall

5134

Males

4498

M50-54

4498

21M→35K

21.0 - 21.8 mi

Top 17%
×7
+17ft-86ft

Overall

4810

Males

4280

M50-54

4280

35K→23M

21.8 - 23.0 mi

Top 18%
×5
+23ft-63ft

Overall

5285

Males

4598

M50-54

4598

23M→24M

23.0 - 24.0 mi

Top 20%
×6
+12ft-82ft

Overall

5764

Males

4866

M50-54

4866

24M→40K

24.0 - 24.9 mi

Top 23%
×1
+6ft-20ft

Overall

6530

Males

5318

M50-54

5318

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1
+13ft-16ft

Overall

7443

Males

5774

M50-54

5774

25.2M→FINISH

25.2 - 26.2 mi

Top 29%
×2
+22ft-21ft

Overall

8418

Males

6266

M50-54

6266

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1350*
Passed By
979
Net Change
+295
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5068
5K → 10K494*17+477#5068#4591
10K → 15K54200-222#4591#4813
15K → 20K10191+10#4813#4803
20K → HALF1632-16#4803#4819
HALF → 25K10635+71#4819#4748
25K → 30K203*36+167#4748#4581
30K → 20M9826+72#4581#4509
20M → 21M6053+7#4509#4502
21M → 35K4038+2#4502#4500
35K → 23M6771-4#4500#4504
23M → 24M5283-31#4504#4535
24M → 40K2988-59#4535#4594
40K → 25.2M765-58#4594#4652
25.2M → FINISH23144-121#4652#4773
TOTALS1350*979+295

* 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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