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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Toshiaki Shigemori

Bib: 12944 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 30%
Gender (Male)
#0 / 16340
Top 43%
Masters (Masters Men)
#0 / 10617
Top 30%
Age Group (M50-54)
#0 / 1868
Top 27%
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
21:12
3.11 mi
Rank: #7093
Start → 5K
21:12 | 6:50/mi
10K
42:48
6.21 mi
Rank: #7729 (-636)
5K → 10K
21:36 | 6:58/mi
15K
1:04:35
9.32 mi
Rank: #8049 (-320)
10K → 15K
21:47 | 7:01/mi
20K
1:26:39
12.43 mi
Rank: #8168 (-119)
15K → 20K
22:04 | 7:07/mi
HALF
1:31:27
13.11 mi
Rank: #8204 (-36)
20K → HALF
4:48 | 7:03/mi
25K
1:48:53
15.53 mi
Rank: #8253 (-49)
HALF → 25K
17:26 | 7:12/mi
30K
2:11:59
18.64 mi
Rank: #8283 (-30)
25K → 30K
23:06 | 7:27/mi
20M
2:22:16
20.00 mi
Rank: #8319 (-36)
30K → 20M
10:17 | 7:35/mi
21M
2:30:14
21.00 mi
Rank: #8347 (-28)
20M → 21M
7:58 | 7:58/mi
35K
2:35:41
21.75 mi
Rank: #8347
21M → 35K
5:27 | 7:18/mi
23M
2:45:14
23.00 mi
Rank: #8383 (-36)
35K → 23M
9:33 | 7:38/mi
24M
2:52:43
24.00 mi
Rank: #8421 (-38)
23M → 24M
7:29 | 7:29/mi
40K
2:59:10
24.85 mi
Rank: #8415 (+6)
24M → 40K
6:27 | 7:33/mi
25.2M
3:02:09
25.20 mi
Rank: #8470 (-55)
40K → 25.2M
2:59 | 8:40/mi
FINISH
3:09:51
26.22 mi
Rank: #8573 (-103)
25.2M → FINISH
7:42 | 7:34/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:31:27
Pace6:59 /mi
2nd Half
Distance13.11 mi
Time1:38:24
Pace7:31 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:2821:126:5021:12
6:50
-
10K
6.21 mi11:11:0442:486:5421:36
6:58
+0:08
15K
9.32 mi11:32:511:04:356:5621:47
7:01
+0:03
20K
12.43 mi11:54:551:26:396:5922:04
7:07
+0:06
HALF
13.11 mi11:59:431:31:276:594:48
7:03
-0:04
25K
15.53 mi12:17:091:48:537:0117:26
7:12
+0:09
30K
18.64 mi12:40:152:11:597:0523:06
7:27
+0:15
20M
20.00 mi12:50:322:22:167:0710:17
7:35
+0:08
21M
21.00 mi12:58:302:30:147:107:58
7:58
+0:23
35K
21.75 mi13:03:572:35:417:105:27
7:18
-0:40
23M
23.00 mi13:13:302:45:147:129:33
7:38
+0:20
24M
24.00 mi13:20:592:52:437:127:29
7:29
-0:09
40K
24.85 mi13:27:262:59:107:136:27
7:33
+0:04
25.2M
25.20 mi13:30:253:02:097:142:59
8:40
+1:07
FINISH
26.22 mi13:38:073:09:517:157:42
7:34
-1:06

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

6:50 /mi

Average Pace

7:15 /mi

Slowest Pace

8:40 /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

1:48:53

57% of race

Time at Steady Pace

1:10:01

37% of race

Time at Slower Pace

10:57

6% of race

Average Pace: 7:14 /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 mi10:49:2821:126:5021:12
6:50
#7093
10K
6.21 mi11:11:0442:486:5421:36
6:58
#7729
15K
9.32 mi11:32:511:04:356:5621:47
7:01
#8049
20K
12.43 mi11:54:551:26:396:5922:04
7:07
#8168
HALF
13.11 mi11:59:431:31:276:594:48
7:03
#8204
25K
15.53 mi12:17:091:48:537:0117:26
7:12
#8253
30K
18.64 mi12:40:152:11:597:0523:06
7:27
#8283
20M
20.00 mi12:50:322:22:167:0710:17
7:35
#8319
21M
21.00 mi12:58:302:30:147:107:58
7:58
#8347
35K
21.75 mi13:03:572:35:417:105:27
7:18
#8347
23M
23.00 mi13:13:302:45:147:129:33
7:38
#8383
24M
24.00 mi13:20:592:52:437:127:29
7:29
#8421
40K
24.85 mi13:27:262:59:107:136:27
7:33
#8415
25.2M
25.20 mi13:30:253:02:097:142:59
8:40
#8470
FINISH
26.22 mi13:38:073:09:517:157:42
7:34
#8573
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 mi7093628762878638(Top 30%)7265(Top 44%)7265(Top 389%)
10K6.21 mi3.10 mi7729-6366709-4226709-4228325(Top 29%)7094(Top 43%)7094(Top 380%)
15K9.32 mi3.11 mi8049-3206917-2086917-2088638(Top 30%)7265(Top 44%)7265(Top 389%)
20K12.43 mi3.11 mi8168-1196980-636980-638607(Top 30%)7193(Top 44%)7193(Top 385%)
HALF13.11 mi0.68 mi8204-366999-196999-198948(Top 31%)7427(Top 45%)7427(Top 398%)
25K15.53 mi2.42 mi8253-497024-257024-258769(Top 30%)7187(Top 44%)7187(Top 385%)
30K18.64 mi3.11 mi8283-306996+286996+289105(Top 31%)7232(Top 44%)7232(Top 387%)
20M20.00 mi1.36 mi8319-366994+26994+29563(Top 33%)7350(Top 45%)7350(Top 393%)
21M21.00 mi1.00 mi8347-286991+36991+39622(Top 33%)7268(Top 44%)7268(Top 389%)
35K21.75 mi0.75 mi83476970+216970+219151(Top 32%)7029(Top 43%)7029(Top 376%)
23M23.00 mi1.25 mi8383-366957+136957+139780(Top 34%)7262(Top 44%)7262(Top 389%)
24M24.00 mi1.00 mi8421-386945+126945+129913(Top 34%)7243(Top 44%)7243(Top 388%)
40K24.85 mi0.85 mi8415+66915+306915+309134(Top 31%)6753(Top 41%)6753(Top 362%)
25.2M25.20 mi0.35 mi8470-556934-196934-1912475(Top 43%)8314(Top 51%)8314(Top 445%)
FINISH26.22 mi1.02 mi8573-1036959-256959-2511837(Top 41%)8007(Top 49%)8007(Top 429%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21
+97ft-345ft

Overall

8638

Males

7265

M50-54

7265

5K→10K

3.1 - 6.2 mi

Top 29%
×5
+79ft-138ft

Overall

8325

Males

7094

M50-54

7094

10K→15K

6.2 - 9.3 mi

Top 30%
×3
+67ft-78ft

Overall

8638

Males

7265

M50-54

7265

15K→20K

9.3 - 12.4 mi

Top 30%
×5
+106ft-86ft

Overall

8607

Males

7193

M50-54

7193

20K→HALF

12.4 - 13.1 mi

Top 31%
×2
+19ft-37ft

Overall

8948

Males

7427

M50-54

7427

HALF→25K

13.1 - 15.5 mi

Top 30%
×4
+66ft-88ft

Overall

8769

Males

7187

M50-54

7187

25K→30K

15.5 - 18.6 mi

Top 31%
×9
+181ft-148ft

Overall

9105

Males

7232

M50-54

7232

30K→20M

18.6 - 20.0 mi

Top 33%
×5
+64ft-50ft

Overall

9563

Males

7350

M50-54

7350

20M→21M

20.0 - 21.0 mi

Top 33%
×8
+106ft-24ft

Overall

9622

Males

7268

M50-54

7268

21M→35K

21.0 - 21.8 mi

Top 32%
×7
+17ft-86ft

Overall

9151

Males

7029

M50-54

7029

35K→23M

21.8 - 23.0 mi

Top 34%
×5
+23ft-63ft

Overall

9780

Males

7262

M50-54

7262

23M→24M

23.0 - 24.0 mi

Top 34%
×6
+12ft-82ft

Overall

9913

Males

7243

M50-54

7243

24M→40K

24.0 - 24.9 mi

Top 31%
×1
+6ft-20ft

Overall

9134

Males

6753

M50-54

6753

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1
+13ft-16ft

Overall

12475

Males

8314

M50-54

8314

25.2M→FINISH

25.2 - 26.2 mi

Top 41%
×2
+22ft-21ft

Overall

11837

Males

8007

M50-54

8007

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
909
Passed By
1715
Net Change
-1480
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7093
5K → 10K49200-636#7093#7729
10K → 15K54200-320#7729#8049
15K → 20K96200-119#8049#8168
20K → HALF1248-36#8168#8204
HALF → 25K104153-49#8204#8253
25K → 30K140170-30#8253#8283
30K → 20M71107-36#8283#8319
20M → 21M6694-28#8319#8347
21M → 35K54540#8347#8347
35K → 23M74110-36#8347#8383
23M → 24M69107-38#8383#8421
24M → 40K6761+6#8421#8415
40K → 25.2M1671-55#8415#8470
25.2M → FINISH37140-103#8470#8573
TOTALS9091715-1480
📊

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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