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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Atsushi Oikawa

Bib: 6337 •M •Age: N/A

TX

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 11%
Gender (Male)
#0 / 16340
Top 18%
Masters (Masters Men)
#0 / 10617
Top 6%
Age Group (M40-44)
#0 / 2198
Top 16%
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
20:52
3.11 mi
Rank: #6024
Start → 5K
20:52 | 6:43/mi
10K
41:19
6.21 mi
Rank: #5400 (+624)
5K → 10K
20:27 | 6:35/mi
15K
1:01:25
9.32 mi
Rank: #4870 (+530)
10K → 15K
20:06 | 6:29/mi
20K
1:21:40
12.43 mi
Rank: #4567 (+303)
15K → 20K
20:15 | 6:32/mi
HALF
1:26:08
13.11 mi
Rank: #4578 (-11)
20K → HALF
4:28 | 6:34/mi
25K
1:41:57
15.53 mi
Rank: #4393 (+185)
HALF → 25K
15:49 | 6:32/mi
30K
2:02:09
18.64 mi
Rank: #3997 (+396)
25K → 30K
20:12 | 6:31/mi
20M
2:11:01
20.00 mi
Rank: #3816 (+181)
30K → 20M
8:52 | 6:32/mi
21M
2:17:44
21.00 mi
Rank: #3675 (+141)
20M → 21M
6:43 | 6:43/mi
35K
2:22:33
21.75 mi
Rank: #3635 (+40)
21M → 35K
4:49 | 6:27/mi
23M
2:30:37
23.00 mi
Rank: #3506 (+129)
35K → 23M
8:04 | 6:27/mi
24M
2:36:54
24.00 mi
Rank: #3402 (+104)
23M → 24M
6:17 | 6:17/mi
40K
2:42:11
24.85 mi
Rank: #3267 (+135)
24M → 40K
5:17 | 6:11/mi
25.2M
2:44:34
25.20 mi
Rank: #3237 (+30)
40K → 25.2M
2:23 | 6:55/mi
FINISH
2:50:46
26.22 mi
Rank: #3151 (+86)
25.2M → FINISH
6:12 | 6:06/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:26:08
Pace6:35 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:24:38
Pace6:28 /mi
📊Negative Split: 1.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:2920:526:4320:52
6:43
-
10K
6.21 mi10:45:5641:196:3920:27
6:35
-0:08
15K
9.32 mi11:06:021:01:256:3620:06
6:29
-0:06
20K
12.43 mi11:26:171:21:406:3520:15
6:32
+0:03
HALF
13.11 mi11:30:451:26:086:354:28
6:34
+0:02
25K
15.53 mi11:46:341:41:576:3415:49
6:32
-0:02
30K
18.64 mi12:06:462:02:096:3420:12
6:31
-0:01
20M
20.00 mi12:15:382:11:016:348:52
6:32
+0:01
21M
21.00 mi12:22:212:17:446:346:43
6:43
+0:11
35K
21.75 mi12:27:102:22:336:344:49
6:27
-0:16
23M
23.00 mi12:35:142:30:376:338:04
6:27
0:00
24M
24.00 mi12:41:312:36:546:336:17
6:17
-0:10
40K
24.85 mi12:46:482:42:116:325:17
6:11
-0:06
25.2M
25.20 mi12:49:112:44:346:322:23
6:55
+0:44
FINISH
26.22 mi12:55:232:50:466:326:12
6:06
-0:49

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

6:06 /mi

Average Pace

6:31 /mi

Slowest Pace

6:55 /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

2:20:48

82% of race

Time at Steady Pace

29:58

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:31 /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 mi10:25:2920:526:4320:52
6:43
#6024
10K
6.21 mi10:45:5641:196:3920:27
6:35
#5400
15K
9.32 mi11:06:021:01:256:3620:06
6:29
#4870
20K
12.43 mi11:26:171:21:406:3520:15
6:32
#4567
HALF
13.11 mi11:30:451:26:086:354:28
6:34
#4578
25K
15.53 mi11:46:341:41:576:3415:49
6:32
#4393
30K
18.64 mi12:06:462:02:096:3420:12
6:31
#3997
20M
20.00 mi12:15:382:11:016:348:52
6:32
#3816
21M
21.00 mi12:22:212:17:446:346:43
6:43
#3675
35K
21.75 mi12:27:102:22:336:344:49
6:27
#3635
23M
23.00 mi12:35:142:30:376:338:04
6:27
#3506
24M
24.00 mi12:41:312:36:546:336:17
6:17
#3402
40K
24.85 mi12:46:482:42:116:325:17
6:11
#3267
25.2M
25.20 mi12:49:112:44:346:322:23
6:55
#3237
FINISH
26.22 mi12:55:232:50:466:326:12
6:06
#3151
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6024548654863988(Top 14%)3789(Top 23%)3789(Top 172%)
10K6.21 mi3.10 mi5400+6245007+4795007+4794868(Top 17%)4551(Top 28%)4551(Top 207%)
15K9.32 mi3.11 mi4870+5304556+4514556+4513988(Top 14%)3789(Top 23%)3789(Top 172%)
20K12.43 mi3.11 mi4567+3034289+2674289+2673887(Top 13%)3685(Top 23%)3685(Top 168%)
HALF13.11 mi0.68 mi4578-114300-114300-114736(Top 16%)4408(Top 27%)4408(Top 201%)
25K15.53 mi2.42 mi4393+1854136+1644136+1643564(Top 12%)3382(Top 21%)3382(Top 154%)
30K18.64 mi3.11 mi3997+3963776+3603776+3602581(Top 9%)2469(Top 15%)2469(Top 112%)
20M20.00 mi1.36 mi3816+1813614+1623614+1622575(Top 9%)2439(Top 15%)2439(Top 111%)
21M21.00 mi1.00 mi3675+1413489+1253489+1252118(Top 7%)2018(Top 12%)2018(Top 92%)
35K21.75 mi0.75 mi3635+403447+423447+423204(Top 11%)2979(Top 18%)2979(Top 136%)
23M23.00 mi1.25 mi3506+1293329+1183329+1182184(Top 8%)2063(Top 13%)2063(Top 94%)
24M24.00 mi1.00 mi3402+1043233+963233+962145(Top 7%)2017(Top 12%)2017(Top 92%)
40K24.85 mi0.85 mi3267+1353107+1263107+1261304(Top 4%)1241(Top 8%)1241(Top 56%)
25.2M25.20 mi0.35 mi3237+303079+283079+282286(Top 8%)2107(Top 13%)2107(Top 96%)
FINISH26.22 mi1.02 mi3151+862995+842995+841991(Top 7%)1847(Top 11%)1847(Top 84%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21
+97ft-345ft

Overall

3988

Males

3789

M40-44

3789

5K→10K

3.1 - 6.2 mi

Top 17%
×5
+79ft-138ft

Overall

4868

Males

4551

M40-44

4551

10K→15K

6.2 - 9.3 mi

Top 14%
×3
+67ft-78ft

Overall

3988

Males

3789

M40-44

3789

15K→20K

9.3 - 12.4 mi

Top 13%
×5
+106ft-86ft

Overall

3887

Males

3685

M40-44

3685

20K→HALF

12.4 - 13.1 mi

Top 16%
×2
+19ft-37ft

Overall

4736

Males

4408

M40-44

4408

HALF→25K

13.1 - 15.5 mi

Top 12%
×4
+66ft-88ft

Overall

3564

Males

3382

M40-44

3382

25K→30K

15.5 - 18.6 mi

Top 9%
×9
+181ft-148ft

Overall

2581

Males

2469

M40-44

2469

30K→20M

18.6 - 20.0 mi

Top 9%
×5
+64ft-50ft

Overall

2575

Males

2439

M40-44

2439

20M→21M

20.0 - 21.0 mi

Top 7%
×8
+106ft-24ft

Overall

2118

Males

2018

M40-44

2018

21M→35K

21.0 - 21.8 mi

Top 11%
×7
+17ft-86ft

Overall

3204

Males

2979

M40-44

2979

35K→23M

21.8 - 23.0 mi

Top 8%
×5
+23ft-63ft

Overall

2184

Males

2063

M40-44

2063

23M→24M

23.0 - 24.0 mi

Top 7%
×6
+12ft-82ft

Overall

2145

Males

2017

M40-44

2017

24M→40K

24.0 - 24.9 mi

Top 4%
×1
+6ft-20ft

Overall

1304

Males

1241

M40-44

1241

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1
+13ft-16ft

Overall

2286

Males

2107

M40-44

2107

25.2M→FINISH

25.2 - 26.2 mi

Top 7%
×2
+22ft-21ft

Overall

1991

Males

1847

M40-44

1847

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2986*
Passed By
113
Net Change
+2873
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6024
5K → 10K649*25+624#6024#5400
10K → 15K535*5+530#5400#4870
15K → 20K309*6+303#4870#4567
20K → HALF1728-11#4567#4578
HALF → 25K1905+185#4578#4393
25K → 30K398*2+396#4393#3997
30K → 20M1854+181#3997#3816
20M → 21M1443+141#3816#3675
21M → 35K477+40#3675#3635
35K → 23M1334+129#3635#3506
23M → 24M1128+104#3506#3402
24M → 40K1361+135#3402#3267
40K → 25.2M366+30#3267#3237
25.2M → FINISH959+86#3237#3151
TOTALS2986*113+2873

* 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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