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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Yuko Tanimura

Bib: 17488 •F •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 29%
Gender (Female)
#0 / 12578
Top 12%
Masters (Masters Women)
#0 / 6862
Top 3%
Age Group (F40-44)
#0 / 1737
Top 8%
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
20:41
3.11 mi
Rank: #5516
Start → 5K
20:41 | 6:40/mi
10K
41:14
6.21 mi
Rank: #5300 (+216)
5K → 10K
20:33 | 6:37/mi
15K
1:02:31
9.32 mi
Rank: #5904 (-604)
10K → 15K
21:17 | 6:52/mi
20K
1:24:36
12.43 mi
Rank: #6694 (-790)
15K → 20K
22:05 | 7:07/mi
HALF
1:29:29
13.11 mi
Rank: #6931 (-237)
20K → HALF
4:53 | 7:10/mi
25K
1:47:27
15.53 mi
Rank: #7540 (-609)
HALF → 25K
17:58 | 7:25/mi
30K
2:11:21
18.64 mi
Rank: #8055 (-515)
25K → 30K
23:54 | 7:42/mi
20M
2:22:00
20.00 mi
Rank: #8223 (-168)
30K → 20M
10:39 | 7:51/mi
21M
2:30:24
21.00 mi
Rank: #8407 (-184)
20M → 21M
8:24 | 8:24/mi
35K
2:35:54
21.75 mi
Rank: #8430 (-23)
21M → 35K
5:30 | 7:22/mi
23M
2:45:31
23.00 mi
Rank: #8488 (-58)
35K → 23M
9:37 | 7:42/mi
24M
2:52:57
24.00 mi
Rank: #8497 (-9)
23M → 24M
7:26 | 7:26/mi
40K
2:59:25
24.85 mi
Rank: #8507 (-10)
24M → 40K
6:28 | 7:34/mi
25.2M
3:02:16
25.20 mi
Rank: #8501 (+6)
40K → 25.2M
2:51 | 8:16/mi
FINISH
3:09:33
26.22 mi
Rank: #8475 (+26)
25.2M → FINISH
7:17 | 7:09/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:29:29
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:40:04
Pace7:38 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:02:1220:416:4020:41
6:40
-
10K
6.21 mi11:22:4541:146:3920:33
6:37
-0:03
15K
9.32 mi11:44:021:02:316:4321:17
6:52
+0:15
20K
12.43 mi12:06:071:24:366:4922:05
7:07
+0:15
HALF
13.11 mi12:11:001:29:296:504:53
7:10
+0:03
25K
15.53 mi12:28:581:47:276:5617:58
7:25
+0:15
30K
18.64 mi12:52:522:11:217:0323:54
7:42
+0:17
20M
20.00 mi13:03:312:22:007:0710:39
7:51
+0:09
21M
21.00 mi13:11:552:30:247:108:24
8:24
+0:33
35K
21.75 mi13:17:252:35:547:115:30
7:22
-1:02
23M
23.00 mi13:27:022:45:317:129:37
7:42
+0:20
24M
24.00 mi13:34:282:52:577:137:26
7:26
-0:16
40K
24.85 mi13:40:562:59:257:146:28
7:34
+0:08
25.2M
25.20 mi13:43:473:02:167:142:51
8:16
+0:42
FINISH
26.22 mi13:51:043:09:337:157:17
7:09
-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

6:37 /mi

Average Pace

7:14 /mi

Slowest Pace

8:24 /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

1:31:53

48% of race

Time at Steady Pace

42:15

22% of race

Time at Slower Pace

55:25

29% 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 mi11:02:1220:416:4020:41
6:40
#5516
10K
6.21 mi11:22:4541:146:3920:33
6:37
#5300
15K
9.32 mi11:44:021:02:316:4321:17
6:52
#5904
20K
12.43 mi12:06:071:24:366:4922:05
7:07
#6694
HALF
13.11 mi12:11:001:29:296:504:53
7:10
#6931
25K
15.53 mi12:28:581:47:276:5617:58
7:25
#7540
30K
18.64 mi12:52:522:11:217:0323:54
7:42
#8055
20M
20.00 mi13:03:312:22:007:0710:39
7:51
#8223
21M
21.00 mi13:11:552:30:247:108:24
8:24
#8407
35K
21.75 mi13:17:252:35:547:115:30
7:22
#8430
23M
23.00 mi13:27:022:45:317:129:37
7:42
#8488
24M
24.00 mi13:34:282:52:577:137:26
7:26
#8497
40K
24.85 mi13:40:562:59:257:146:28
7:34
#8507
25.2M
25.20 mi13:43:473:02:167:142:51
8:16
#8501
FINISH
26.22 mi13:51:043:09:337:157:17
7:09
#8475
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi55164174177363(Top 25%)916(Top 7%)916(Top 53%)
10K6.21 mi3.10 mi5300+216370+47370+475163(Top 18%)362(Top 3%)362(Top 21%)
15K9.32 mi3.11 mi5904-604490-120490-1207363(Top 25%)916(Top 7%)916(Top 53%)
20K12.43 mi3.11 mi6694-790706-216706-2168657(Top 30%)1412(Top 11%)1412(Top 81%)
HALF13.11 mi0.68 mi6931-237782-76782-7610005(Top 34%)1980(Top 16%)1980(Top 114%)
25K15.53 mi2.42 mi7540-609968-186968-18610645(Top 37%)2445(Top 19%)2445(Top 141%)
30K18.64 mi3.11 mi8055-5151176-2081176-20811169(Top 38%)2851(Top 23%)2851(Top 164%)
20M20.00 mi1.36 mi8223-1681263-871263-8711651(Top 40%)3219(Top 26%)3219(Top 185%)
21M21.00 mi1.00 mi8407-1841362-991362-9912481(Top 43%)3765(Top 30%)3765(Top 217%)
35K21.75 mi0.75 mi8430-231389-271389-279741(Top 34%)2350(Top 19%)2350(Top 135%)
23M23.00 mi1.25 mi8488-581448-591448-5910178(Top 35%)2681(Top 21%)2681(Top 154%)
24M24.00 mi1.00 mi8497-91484-361484-369612(Top 33%)2471(Top 20%)2471(Top 142%)
40K24.85 mi0.85 mi8507-101516-321516-329323(Top 32%)2421(Top 19%)2421(Top 139%)
25.2M25.20 mi0.35 mi8501+61526-101526-1010066(Top 35%)2830(Top 22%)2830(Top 163%)
FINISH26.22 mi1.02 mi8475+261542-161542-168724(Top 30%)2245(Top 18%)2245(Top 129%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21
+97ft-345ft

Overall

7363

Females

916

F40-44

916

5K→10K

3.1 - 6.2 mi

Top 18%
×5
+79ft-138ft

Overall

5163

Females

362

F40-44

362

10K→15K

6.2 - 9.3 mi

Top 25%
×3
+67ft-78ft

Overall

7363

Females

916

F40-44

916

15K→20K

9.3 - 12.4 mi

Top 30%
×5
+106ft-86ft

Overall

8657

Females

1412

F40-44

1412

20K→HALF

12.4 - 13.1 mi

Top 34%
×2
+19ft-37ft

Overall

10005

Females

1980

F40-44

1980

HALF→25K

13.1 - 15.5 mi

Top 37%
×4
+66ft-88ft

Overall

10645

Females

2445

F40-44

2445

25K→30K

15.5 - 18.6 mi

Top 38%
×9
+181ft-148ft

Overall

11169

Females

2851

F40-44

2851

30K→20M

18.6 - 20.0 mi

Top 40%
×5
+64ft-50ft

Overall

11651

Females

3219

F40-44

3219

20M→21M

20.0 - 21.0 mi

Top 43%
×8
+106ft-24ft

Overall

12481

Females

3765

F40-44

3765

21M→35K

21.0 - 21.8 mi

Top 34%
×7
+17ft-86ft

Overall

9741

Females

2350

F40-44

2350

35K→23M

21.8 - 23.0 mi

Top 35%
×5
+23ft-63ft

Overall

10178

Females

2681

F40-44

2681

23M→24M

23.0 - 24.0 mi

Top 33%
×6
+12ft-82ft

Overall

9612

Females

2471

F40-44

2471

24M→40K

24.0 - 24.9 mi

Top 32%
×1
+6ft-20ft

Overall

9323

Females

2421

F40-44

2421

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1
+13ft-16ft

Overall

10066

Females

2830

F40-44

2830

25.2M→FINISH

25.2 - 26.2 mi

Top 30%
×2
+22ft-21ft

Overall

8724

Females

2245

F40-44

2245

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
868*
Passed By
1910
Net Change
-2959
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5516
5K → 10K310*94+216#5516#5300
10K → 15K25200-604#5300#5904
15K → 20K38200-790#5904#6694
20K → HALF3200-237#6694#6931
HALF → 25K26200-609#6931#7540
25K → 30K49200-515#7540#8055
30K → 20M36200-168#8055#8223
20M → 21M33200-184#8223#8407
21M → 35K4467-23#8407#8430
35K → 23M64122-58#8430#8488
23M → 24M7382-9#8488#8497
24M → 40K6676-10#8497#8507
40K → 25.2M3125+6#8507#8501
25.2M → FINISH7044+26#8501#8475
TOTALS868*1910-2959

* 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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