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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Akihito Nakamachi

Bib: 13264 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 40%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 42%
Age Group (M55-59)
#0 / 1491
Top 28%
Race Day Weather
51°/41°F
overcast clouds
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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
22:50
3.11 mi
Rank: #11468
Start → 5K
22:50 | 7:21/mi
10K
45:51
6.21 mi
Rank: #11788 (-320)
5K → 10K
23:01 | 7:25/mi
15K
1:08:58
9.32 mi
Rank: #11933 (-145)
10K → 15K
23:07 | 7:27/mi
20K
1:32:02
12.43 mi
Rank: #11772 (+161)
15K → 20K
23:04 | 7:26/mi
HALF
1:37:00
13.11 mi
Rank: #11741 (+31)
20K → HALF
4:58 | 7:18/mi
25K
1:55:26
15.53 mi
Rank: #11812 (-71)
HALF → 25K
18:26 | 7:37/mi
30K
2:20:03
18.64 mi
Rank: #11972 (-160)
25K → 30K
24:37 | 7:56/mi
20M
2:30:55
20.00 mi
Rank: #12035 (-63)
30K → 20M
10:52 | 8:01/mi
21M
2:39:21
21.00 mi
Rank: #12062 (-27)
20M → 21M
8:26 | 8:26/mi
35K
2:45:05
21.75 mi
Rank: #12048 (+14)
21M → 35K
5:44 | 7:40/mi
23M
2:54:47
23.00 mi
Rank: #11915 (+133)
35K → 23M
9:42 | 7:46/mi
24M
3:02:22
24.00 mi
Rank: #11819 (+96)
23M → 24M
7:35 | 7:35/mi
40K
3:09:01
24.85 mi
Rank: #11780 (+39)
24M → 40K
6:39 | 7:47/mi
25.2M
3:11:55
25.20 mi
Rank: #11747 (+33)
40K → 25.2M
2:54 | 8:25/mi
FINISH
3:19:21
26.22 mi
Rank: #11644 (+103)
25.2M → FINISH
7:26 | 7:18/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:37:00
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:42:21
Pace7:49 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:06:2922:507:2122:50
7:21
-
10K
6.21 mi11:29:3045:517:2323:01
7:25
+0:04
15K
9.32 mi11:52:371:08:587:2423:07
7:27
+0:02
20K
12.43 mi12:15:411:32:027:2523:04
7:26
-0:01
HALF
13.11 mi12:20:391:37:007:244:58
7:18
-0:08
25K
15.53 mi12:39:051:55:267:2618:26
7:37
+0:19
30K
18.64 mi13:03:422:20:037:3124:37
7:56
+0:19
20M
20.00 mi13:14:342:30:557:3310:52
8:01
+0:05
21M
21.00 mi13:23:002:39:217:368:26
8:26
+0:25
35K
21.75 mi13:28:442:45:057:365:44
7:40
-0:46
23M
23.00 mi13:38:262:54:477:369:42
7:46
+0:06
24M
24.00 mi13:46:013:02:227:367:35
7:35
-0:11
40K
24.85 mi13:52:403:09:017:376:39
7:47
+0:12
25.2M
25.20 mi13:55:343:11:557:372:54
8:25
+0:38
FINISH
26.22 mi14:03:003:19:217:377:26
7:18
-1:07

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

7:18 /mi

Average Pace

7:37 /mi

Slowest Pace

8:26 /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

3:08:01

94% of race

Time at Steady Pace

11:20

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:36 /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 mi11:06:2922:507:2122:50
7:21
#11468
10K
6.21 mi11:29:3045:517:2323:01
7:25
#11788
15K
9.32 mi11:52:371:08:587:2423:07
7:27
#11933
20K
12.43 mi12:15:411:32:027:2523:04
7:26
#11772
HALF
13.11 mi12:20:391:37:007:244:58
7:18
#11741
25K
15.53 mi12:39:051:55:267:2618:26
7:37
#11812
30K
18.64 mi13:03:422:20:037:3124:37
7:56
#11972
20M
20.00 mi13:14:342:30:557:3310:52
8:01
#12035
21M
21.00 mi13:23:002:39:217:368:26
8:26
#12062
35K
21.75 mi13:28:442:45:057:365:44
7:40
#12048
23M
23.00 mi13:38:262:54:477:369:42
7:46
#11915
24M
24.00 mi13:46:013:02:227:367:35
7:35
#11819
40K
24.85 mi13:52:403:09:017:376:39
7:47
#11780
25.2M
25.20 mi13:55:343:11:557:372:54
8:25
#11747
FINISH
26.22 mi14:03:003:19:217:377:26
7:18
#11644
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 mi114688801880112292(Top 42%)9069(Top 56%)9069(Top 608%)
10K6.21 mi3.10 mi11788-3208929-1288929-12812143(Top 42%)9054(Top 55%)9054(Top 607%)
15K9.32 mi3.11 mi11933-1458965-368965-3612292(Top 42%)9069(Top 56%)9069(Top 608%)
20K12.43 mi3.11 mi11772+1618855+1108855+11011332(Top 39%)8545(Top 52%)8545(Top 573%)
HALF13.11 mi0.68 mi11741+318840+158840+1511049(Top 38%)8521(Top 52%)8521(Top 571%)
25K15.53 mi2.42 mi11812-718832+88832+812250(Top 42%)8895(Top 54%)8895(Top 597%)
30K18.64 mi3.11 mi11972-1608855-238855-2312908(Top 44%)9059(Top 55%)9059(Top 608%)
20M20.00 mi1.36 mi12035-638868-138868-1312809(Top 44%)8922(Top 55%)8922(Top 598%)
21M21.00 mi1.00 mi12062-278861+78861+712662(Top 44%)8743(Top 54%)8743(Top 586%)
35K21.75 mi0.75 mi12048+148844+178844+1712025(Top 41%)8437(Top 52%)8437(Top 566%)
23M23.00 mi1.25 mi11915+1338755+898755+8910660(Top 37%)7694(Top 47%)7694(Top 516%)
24M24.00 mi1.00 mi11819+968685+708685+7010720(Top 37%)7660(Top 47%)7660(Top 514%)
40K24.85 mi0.85 mi11780+398641+448641+4410846(Top 37%)7624(Top 47%)7624(Top 511%)
25.2M25.20 mi0.35 mi11747+338609+328609+3210969(Top 38%)7613(Top 47%)7613(Top 511%)
FINISH26.22 mi1.02 mi11644+1038534+758534+759833(Top 34%)7038(Top 43%)7038(Top 472%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21
+97ft-345ft

Overall

12292

Males

9069

M55-59

9069

5K→10K

3.1 - 6.2 mi

Top 42%
×5
+79ft-138ft

Overall

12143

Males

9054

M55-59

9054

10K→15K

6.2 - 9.3 mi

Top 42%
×3
+67ft-78ft

Overall

12292

Males

9069

M55-59

9069

15K→20K

9.3 - 12.4 mi

Top 39%
×5
+106ft-86ft

Overall

11332

Males

8545

M55-59

8545

20K→HALF

12.4 - 13.1 mi

Top 38%
×2
+19ft-37ft

Overall

11049

Males

8521

M55-59

8521

HALF→25K

13.1 - 15.5 mi

Top 42%
×4
+66ft-88ft

Overall

12250

Males

8895

M55-59

8895

25K→30K

15.5 - 18.6 mi

Top 44%
×9
+181ft-148ft

Overall

12908

Males

9059

M55-59

9059

30K→20M

18.6 - 20.0 mi

Top 44%
×5
+64ft-50ft

Overall

12809

Males

8922

M55-59

8922

20M→21M

20.0 - 21.0 mi

Top 44%
×8
+106ft-24ft

Overall

12662

Males

8743

M55-59

8743

21M→35K

21.0 - 21.8 mi

Top 41%
×7
+17ft-86ft

Overall

12025

Males

8437

M55-59

8437

35K→23M

21.8 - 23.0 mi

Top 37%
×5
+23ft-63ft

Overall

10660

Males

7694

M55-59

7694

23M→24M

23.0 - 24.0 mi

Top 37%
×6
+12ft-82ft

Overall

10720

Males

7660

M55-59

7660

24M→40K

24.0 - 24.9 mi

Top 37%
×1
+6ft-20ft

Overall

10846

Males

7624

M55-59

7624

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1
+13ft-16ft

Overall

10969

Males

7613

M55-59

7613

25.2M→FINISH

25.2 - 26.2 mi

Top 34%
×2
+22ft-21ft

Overall

9833

Males

7038

M55-59

7038

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1561*
Passed By
1323
Net Change
-176
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11468
5K → 10K139200-320#11468#11788
10K → 15K119200-145#11788#11933
15K → 20K243*82+161#11933#11772
20K → HALF4211+31#11772#11741
HALF → 25K105176-71#11741#11812
25K → 30K131200-160#11812#11972
30K → 20M70133-63#11972#12035
20M → 21M87114-27#12035#12062
21M → 35K5642+14#12062#12048
35K → 23M16734+133#12048#11915
23M → 24M13135+96#11915#11819
24M → 40K9455+39#11819#11780
40K → 25.2M4411+33#11780#11747
25.2M → FINISH13330+103#11747#11644
TOTALS1561*1323-176

* 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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