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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Shigeru Iwakabe

Bib: 15712 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 38%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 41%
Age Group (M55-59)
#0 / 1491
Top 25%
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
22:31
3.11 mi
Rank: #10591
Start → 5K
22:31 | 7:15/mi
10K
45:17
6.21 mi
Rank: #10975 (-384)
5K → 10K
22:46 | 7:20/mi
15K
1:08:01
9.32 mi
Rank: #11008 (-33)
10K → 15K
22:44 | 7:20/mi
20K
1:30:56
12.43 mi
Rank: #10997 (+11)
15K → 20K
22:55 | 7:23/mi
HALF
1:35:52
13.11 mi
Rank: #10963 (+34)
20K → HALF
4:56 | 7:15/mi
25K
1:53:50
15.53 mi
Rank: #10853 (+110)
HALF → 25K
17:58 | 7:25/mi
30K
2:17:56
18.64 mi
Rank: #10992 (-139)
25K → 30K
24:06 | 7:46/mi
20M
2:29:01
20.00 mi
Rank: #11242 (-250)
30K → 20M
11:05 | 8:10/mi
21M
2:37:22
21.00 mi
Rank: #11252 (-10)
20M → 21M
8:21 | 8:21/mi
35K
2:43:24
21.75 mi
Rank: #11359 (-107)
21M → 35K
6:02 | 8:04/mi
23M
2:53:10
23.00 mi
Rank: #11302 (+57)
35K → 23M
9:46 | 7:49/mi
24M
3:00:40
24.00 mi
Rank: #11207 (+95)
23M → 24M
7:30 | 7:30/mi
40K
3:07:39
24.85 mi
Rank: #11266 (-59)
24M → 40K
6:59 | 8:11/mi
25.2M
3:10:24
25.20 mi
Rank: #11200 (+66)
40K → 25.2M
2:45 | 7:59/mi
FINISH
3:17:58
26.22 mi
Rank: #11155 (+45)
25.2M → FINISH
7:34 | 7:26/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
Time1:35:52
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:42:06
Pace7:48 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:2822:317:1522:31
7:15
-
10K
6.21 mi11:17:1445:177:1822:46
7:20
+0:05
15K
9.32 mi11:39:581:08:017:1822:44
7:20
0:00
20K
12.43 mi12:02:531:30:567:2022:55
7:23
+0:03
HALF
13.11 mi12:07:491:35:527:194:56
7:15
-0:08
25K
15.53 mi12:25:471:53:507:2017:58
7:25
+0:10
30K
18.64 mi12:49:532:17:567:2424:06
7:46
+0:21
20M
20.00 mi13:00:582:29:017:2811:05
8:10
+0:24
21M
21.00 mi13:09:192:37:227:308:21
8:21
+0:11
35K
21.75 mi13:15:212:43:247:316:02
8:04
-0:17
23M
23.00 mi13:25:072:53:107:329:46
7:49
-0:15
24M
24.00 mi13:32:373:00:407:327:30
7:30
-0:19
40K
24.85 mi13:39:363:07:397:336:59
8:11
+0:41
25.2M
25.20 mi13:42:213:10:247:342:45
7:59
-0:12
FINISH
26.22 mi13:49:553:17:587:347:34
7:26
-0:33

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

7:15 /mi

Average Pace

7:33 /mi

Slowest Pace

8:21 /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

2:42:46

82% of race

Time at Steady Pace

35:12

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:33 /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 mi10:54:2822:317:1522:31
7:15
#10591
10K
6.21 mi11:17:1445:177:1822:46
7:20
#10975
15K
9.32 mi11:39:581:08:017:1822:44
7:20
#11008
20K
12.43 mi12:02:531:30:567:2022:55
7:23
#10997
HALF
13.11 mi12:07:491:35:527:194:56
7:15
#10963
25K
15.53 mi12:25:471:53:507:2017:58
7:25
#10853
30K
18.64 mi12:49:532:17:567:2424:06
7:46
#10992
20M
20.00 mi13:00:582:29:017:2811:05
8:10
#11242
21M
21.00 mi13:09:192:37:227:308:21
8:21
#11252
35K
21.75 mi13:15:212:43:247:316:02
8:04
#11359
23M
23.00 mi13:25:072:53:107:329:46
7:49
#11302
24M
24.00 mi13:32:373:00:407:327:30
7:30
#11207
40K
24.85 mi13:39:363:07:397:336:59
8:11
#11266
25.2M
25.20 mi13:42:213:10:247:342:45
7:59
#11200
FINISH
26.22 mi13:49:553:17:587:347:34
7:26
#11155
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 mi105918372837211206(Top 39%)8577(Top 52%)8577(Top 575%)
10K6.21 mi3.10 mi10975-3848553-1818553-18111390(Top 39%)8701(Top 53%)8701(Top 584%)
15K9.32 mi3.11 mi11008-338542+118542+1111206(Top 39%)8577(Top 52%)8577(Top 575%)
20K12.43 mi3.11 mi10997+118494+488494+4810899(Top 38%)8342(Top 51%)8342(Top 559%)
HALF13.11 mi0.68 mi10963+348470+248470+2410606(Top 37%)8295(Top 51%)8295(Top 556%)
25K15.53 mi2.42 mi10853+1108395+758395+7510629(Top 37%)8149(Top 50%)8149(Top 547%)
30K18.64 mi3.11 mi10992-1398405-108405-1011641(Top 40%)8490(Top 52%)8490(Top 569%)
20M20.00 mi1.36 mi11242-2508513-1088513-10813914(Top 48%)9407(Top 58%)9407(Top 631%)
21M21.00 mi1.00 mi11252-108498+158498+1512149(Top 42%)8493(Top 52%)8493(Top 570%)
35K21.75 mi0.75 mi11359-1078545-478545-4714865(Top 51%)9679(Top 59%)9679(Top 649%)
23M23.00 mi1.25 mi11302+578475+708475+7011040(Top 38%)7873(Top 48%)7873(Top 528%)
24M24.00 mi1.00 mi11207+958412+638412+6310062(Top 35%)7340(Top 45%)7340(Top 492%)
40K24.85 mi0.85 mi11266-598413-18413-113546(Top 47%)8854(Top 54%)8854(Top 594%)
25.2M25.20 mi0.35 mi11200+668371+428371+428174(Top 28%)6209(Top 38%)6209(Top 416%)
FINISH26.22 mi1.02 mi11155+458309+628309+6210839(Top 37%)7523(Top 46%)7523(Top 505%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21
+97ft-345ft

Overall

11206

Males

8577

M55-59

8577

5K→10K

3.1 - 6.2 mi

Top 39%
×5
+79ft-138ft

Overall

11390

Males

8701

M55-59

8701

10K→15K

6.2 - 9.3 mi

Top 39%
×3
+67ft-78ft

Overall

11206

Males

8577

M55-59

8577

15K→20K

9.3 - 12.4 mi

Top 38%
×5
+106ft-86ft

Overall

10899

Males

8342

M55-59

8342

20K→HALF

12.4 - 13.1 mi

Top 37%
×2
+19ft-37ft

Overall

10606

Males

8295

M55-59

8295

HALF→25K

13.1 - 15.5 mi

Top 37%
×4
+66ft-88ft

Overall

10629

Males

8149

M55-59

8149

25K→30K

15.5 - 18.6 mi

Top 40%
×9
+181ft-148ft

Overall

11641

Males

8490

M55-59

8490

30K→20M

18.6 - 20.0 mi

Top 48%
×5
+64ft-50ft

Overall

13914

Males

9407

M55-59

9407

20M→21M

20.0 - 21.0 mi

Top 42%
×8
+106ft-24ft

Overall

12149

Males

8493

M55-59

8493

21M→35K

21.0 - 21.8 mi

Top 51%
×7
+17ft-86ft

Overall

14865

Males

9679

M55-59

9679

35K→23M

21.8 - 23.0 mi

Top 38%
×5
+23ft-63ft

Overall

11040

Males

7873

M55-59

7873

23M→24M

23.0 - 24.0 mi

Top 35%
×6
+12ft-82ft

Overall

10062

Males

7340

M55-59

7340

24M→40K

24.0 - 24.9 mi

Top 47%
×1
+6ft-20ft

Overall

13546

Males

8854

M55-59

8854

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1
+13ft-16ft

Overall

8174

Males

6209

M55-59

6209

25.2M→FINISH

25.2 - 26.2 mi

Top 37%
×2
+22ft-21ft

Overall

10839

Males

7523

M55-59

7523

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1461*
Passed By
1573
Net Change
-564
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10591
5K → 10K104200-384#10591#10975
10K → 15K154187-33#10975#11008
15K → 20K151140+11#11008#10997
20K → HALF5824+34#10997#10963
HALF → 25K205*95+110#10963#10853
25K → 30K145200-139#10853#10992
30K → 20M30200-250#10992#11242
20M → 21M92102-10#11242#11252
21M → 35K32139-107#11252#11359
35K → 23M13477+57#11359#11302
23M → 24M12732+95#11302#11207
24M → 40K57116-59#11207#11266
40K → 25.2M726+66#11266#11200
25.2M → FINISH10055+45#11200#11155
TOTALS1461*1573-564

* 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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