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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Kazuya Yashiro

Bib: 19633 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M55-59)
#0 / 1491
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
26:07
3.11 mi
Rank: #19536
Start → 5K
26:07 | 8:25/mi
10K
52:30
6.21 mi
Rank: #19876 (-340)
5K → 10K
26:23 | 8:30/mi
15K
1:19:24
9.32 mi
Rank: #20234 (-358)
10K → 15K
26:54 | 8:40/mi
20K
1:46:36
12.43 mi
Rank: #20348 (-114)
15K → 20K
27:12 | 8:46/mi
HALF
1:52:32
13.11 mi
Rank: #20408 (-60)
20K → HALF
5:56 | 8:43/mi
25K
2:14:11
15.53 mi
Rank: #20500 (-92)
HALF → 25K
21:39 | 8:56/mi
30K
2:44:29
18.64 mi
Rank: #20946 (-446)
25K → 30K
30:18 | 9:46/mi
20M
2:57:58
20.00 mi
Rank: #21071 (-125)
30K → 20M
13:29 | 9:56/mi
21M
3:09:11
21.00 mi
Rank: #21321 (-250)
20M → 21M
11:13 | 11:13/mi
35K
3:16:33
21.75 mi
Rank: #21407 (-86)
21M → 35K
7:22 | 9:51/mi
23M
3:29:33
23.00 mi
Rank: #21564 (-157)
35K → 23M
13:00 | 10:24/mi
24M
3:39:55
24.00 mi
Rank: #21743 (-179)
23M → 24M
10:22 | 10:22/mi
40K
3:49:00
24.85 mi
Rank: #21860 (-117)
24M → 40K
9:05 | 10:38/mi
25.2M
3:53:01
25.20 mi
Rank: #21903 (-43)
40K → 25.2M
4:01 | 11:39/mi
FINISH
4:03:04
26.22 mi
Rank: #21960 (-57)
25.2M → FINISH
10:03 | 9:52/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:52:32
Pace8:36 /mi
2nd Half
Distance13.11 mi
Time2:10:32
Pace9:58 /mi
📊Positive Split: 16.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1826:078:2526:07
8:25
-
10K
6.21 mi11:40:4152:308:2726:23
8:30
+0:05
15K
9.32 mi12:07:351:19:248:3226:54
8:40
+0:10
20K
12.43 mi12:34:471:46:368:3527:12
8:46
+0:06
HALF
13.11 mi12:40:431:52:328:365:56
8:43
-0:03
25K
15.53 mi13:02:222:14:118:3921:39
8:56
+0:13
30K
18.64 mi13:32:402:44:298:5030:18
9:46
+0:50
20M
20.00 mi13:46:092:57:588:5413:29
9:56
+0:10
21M
21.00 mi13:57:223:09:119:0111:13
11:13
+1:17
35K
21.75 mi14:04:443:16:339:037:22
9:51
-1:22
23M
23.00 mi14:17:443:29:339:0713:00
10:24
+0:33
24M
24.00 mi14:28:063:39:559:1010:22
10:22
-0:02
40K
24.85 mi14:37:113:49:009:139:05
10:38
+0:16
25.2M
25.20 mi14:41:123:53:019:154:01
11:39
+1:01
FINISH
26.22 mi14:51:154:03:049:1710:03
9:52
-1:47

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

8:25 /mi

Average Pace

9:17 /mi

Slowest Pace

11:39 /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

2:14:11

55% of race

Time at Steady Pace

1:01:12

25% of race

Time at Slower Pace

47:41

20% of race

Average Pace: 9:16 /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 mi11:14:1826:078:2526:07
8:25
#19536
10K
6.21 mi11:40:4152:308:2726:23
8:30
#19876
15K
9.32 mi12:07:351:19:248:3226:54
8:40
#20234
20K
12.43 mi12:34:471:46:368:3527:12
8:46
#20348
HALF
13.11 mi12:40:431:52:328:365:56
8:43
#20408
25K
15.53 mi13:02:222:14:118:3921:39
8:56
#20500
30K
18.64 mi13:32:402:44:298:5030:18
9:46
#20946
20M
20.00 mi13:46:092:57:588:5413:29
9:56
#21071
21M
21.00 mi13:57:223:09:119:0111:13
11:13
#21321
35K
21.75 mi14:04:443:16:339:037:22
9:51
#21407
23M
23.00 mi14:17:443:29:339:0713:00
10:24
#21564
24M
24.00 mi14:28:063:39:559:1010:22
10:22
#21743
40K
24.85 mi14:37:113:49:009:139:05
10:38
#21860
25.2M
25.20 mi14:41:123:53:019:154:01
11:39
#21903
FINISH
26.22 mi14:51:154:03:049:1710:03
9:52
#21960
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi19536120731207320971(Top 72%)12776(Top 78%)12776(Top 857%)
10K6.21 mi3.10 mi19876-34012241-16812241-16820295(Top 70%)12460(Top 76%)12460(Top 836%)
15K9.32 mi3.11 mi20234-35812415-17412415-17420971(Top 72%)12776(Top 78%)12776(Top 857%)
20K12.43 mi3.11 mi20348-11412455-4012455-4020729(Top 71%)12635(Top 77%)12635(Top 847%)
HALF13.11 mi0.68 mi20408-6012482-2712482-2721325(Top 73%)12958(Top 79%)12958(Top 869%)
25K15.53 mi2.42 mi20500-9212515-3312515-3320831(Top 72%)12667(Top 78%)12667(Top 850%)
30K18.64 mi3.11 mi20946-44612705-19012705-19022422(Top 77%)13343(Top 82%)13343(Top 895%)
20M20.00 mi1.36 mi21071-12512754-4912754-4922357(Top 77%)13228(Top 81%)13228(Top 887%)
21M21.00 mi1.00 mi21321-25012872-11812872-11823576(Top 81%)13751(Top 84%)13751(Top 922%)
35K21.75 mi0.75 mi21407-8612902-3012902-3022739(Top 78%)13324(Top 82%)13324(Top 894%)
23M23.00 mi1.25 mi21564-15712971-6912971-6923094(Top 80%)13444(Top 82%)13444(Top 902%)
24M24.00 mi1.00 mi21743-17913035-6413035-6423756(Top 82%)13728(Top 84%)13728(Top 921%)
40K24.85 mi0.85 mi21860-11713081-4613081-4623492(Top 81%)13534(Top 83%)13534(Top 908%)
25.2M25.20 mi0.35 mi21903-4313101-2013101-2023769(Top 82%)13653(Top 84%)13653(Top 916%)
FINISH26.22 mi1.02 mi21960-5713112-1113112-1123459(Top 81%)13526(Top 83%)13526(Top 907%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21
+97ft-345ft

Overall

20971

Males

12776

M55-59

12776

5K→10K

3.1 - 6.2 mi

Top 70%
×5
+79ft-138ft

Overall

20295

Males

12460

M55-59

12460

10K→15K

6.2 - 9.3 mi

Top 72%
×3
+67ft-78ft

Overall

20971

Males

12776

M55-59

12776

15K→20K

9.3 - 12.4 mi

Top 71%
×5
+106ft-86ft

Overall

20729

Males

12635

M55-59

12635

20K→HALF

12.4 - 13.1 mi

Top 73%
×2
+19ft-37ft

Overall

21325

Males

12958

M55-59

12958

HALF→25K

13.1 - 15.5 mi

Top 72%
×4
+66ft-88ft

Overall

20831

Males

12667

M55-59

12667

25K→30K

15.5 - 18.6 mi

Top 77%
×9
+181ft-148ft

Overall

22422

Males

13343

M55-59

13343

30K→20M

18.6 - 20.0 mi

Top 77%
×5
+64ft-50ft

Overall

22357

Males

13228

M55-59

13228

20M→21M

20.0 - 21.0 mi

Top 81%
×8
+106ft-24ft

Overall

23576

Males

13751

M55-59

13751

21M→35K

21.0 - 21.8 mi

Top 78%
×7
+17ft-86ft

Overall

22739

Males

13324

M55-59

13324

35K→23M

21.8 - 23.0 mi

Top 80%
×5
+23ft-63ft

Overall

23094

Males

13444

M55-59

13444

23M→24M

23.0 - 24.0 mi

Top 82%
×6
+12ft-82ft

Overall

23756

Males

13728

M55-59

13728

24M→40K

24.0 - 24.9 mi

Top 81%
×1
+6ft-20ft

Overall

23492

Males

13534

M55-59

13534

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1
+13ft-16ft

Overall

23769

Males

13653

M55-59

13653

25.2M→FINISH

25.2 - 26.2 mi

Top 81%
×2
+22ft-21ft

Overall

23459

Males

13526

M55-59

13526

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
750
Passed By
2224
Net Change
-2424
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19536
5K → 10K141200-340#19536#19876
10K → 15K79200-358#19876#20234
15K → 20K130200-114#20234#20348
20K → HALF1272-60#20348#20408
HALF → 25K104196-92#20408#20500
25K → 30K70200-446#20500#20946
30K → 20M50175-125#20946#21071
20M → 21M22200-250#21071#21321
21M → 35K28114-86#21321#21407
35K → 23M41198-157#21407#21564
23M → 24M15194-179#21564#21743
24M → 40K25142-117#21743#21860
40K → 25.2M851-43#21860#21903
25.2M → FINISH2582-57#21903#21960
TOTALS7502224-2424
📊

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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