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BOSTON MARATHON 2026

Yasuyo Motomura

Bib: 21901•F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F45-49)
#0 / 1786
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
28:45
3.11 mi
Rank: #23635
Start → 5K
28:45 | 9:16/mi
10K
55:53
6.21 mi
Rank: #22716 (+919)
5K → 10K
27:08 | 8:45/mi
15K
1:23:54
9.32 mi
Rank: #22741 (-25)
10K → 15K
28:01 | 9:02/mi
20K
1:52:47
12.43 mi
Rank: #22835 (-94)
15K → 20K
28:53 | 9:18/mi
HALF
1:59:43
13.11 mi
Rank: #23086 (-251)
20K → HALF
6:56 | 10:11/mi
25K
2:23:18
15.53 mi
Rank: #23197 (-111)
HALF → 25K
23:35 | 9:44/mi
30K
2:54:04
18.64 mi
Rank: #23128 (+69)
25K → 30K
30:46 | 9:55/mi
20M
3:08:01
20.00 mi
Rank: #23124 (+4)
30K → 20M
13:57 | 10:17/mi
21M
3:22:18
21.00 mi
Rank: #23583 (-459)
20M → 21M
14:17 | 14:17/mi
35K
3:31:56
21.75 mi
Rank: #23843 (-260)
21M → 35K
9:38 | 12:53/mi
23M
3:44:08
23.00 mi
Rank: #23679 (+164)
35K → 23M
12:12 | 9:45/mi
24M
3:54:13
24.00 mi
Rank: #23657 (+22)
23M → 24M
10:05 | 10:05/mi
40K
4:02:16
24.85 mi
Rank: #23501 (+156)
24M → 40K
8:03 | 9:25/mi
25.2M
4:06:28
25.20 mi
Rank: #23520 (-19)
40K → 25.2M
4:12 | 12:11/mi
FINISH
4:17:34
26.22 mi
Rank: #23638 (-118)
25.2M → FINISH
11:06 | 10:54/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:59:43
Pace9:08 /mi
2nd Half
Distance13.11 mi
Time2:17:51
Pace10:31 /mi
📊Positive Split: 15.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:3928:459:1628:45
9:16
-
10K
6.21 mi11:57:4755:539:0027:08
8:45
-0:31
15K
9.32 mi12:25:481:23:549:0128:01
9:02
+0:17
20K
12.43 mi12:54:411:52:479:0528:53
9:18
+0:16
HALF
13.11 mi13:01:371:59:439:086:56
10:11
+0:53
25K
15.53 mi13:25:122:23:189:1423:35
9:44
-0:27
30K
18.64 mi13:55:582:54:049:2130:46
9:55
+0:11
20M
20.00 mi14:09:553:08:019:2513:57
10:17
+0:22
21M
21.00 mi14:24:123:22:189:3914:17
14:17
+4:00
35K
21.75 mi14:33:503:31:569:459:38
12:53
-1:24
23M
23.00 mi14:46:023:44:089:4512:12
9:45
-3:08
24M
24.00 mi14:56:073:54:139:4610:05
10:05
+0:20
40K
24.85 mi15:04:104:02:169:458:03
9:25
-0:40
25.2M
25.20 mi15:08:224:06:289:474:12
12:11
+2:46
FINISH
26.22 mi15:19:284:17:349:5011:06
10:54
-1:17

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

8:45 /mi

Average Pace

9:50 /mi

Slowest Pace

14:17 /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

55:09

21% of race

Time at Steady Pace

2:43:12

63% of race

Time at Slower Pace

39:13

15% of race

Average Pace: 9:49 /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 mi11:30:3928:459:1628:45
9:16
#23635
10K
6.21 mi11:57:4755:539:0027:08
8:45
#22716
15K
9.32 mi12:25:481:23:549:0128:01
9:02
#22741
20K
12.43 mi12:54:411:52:479:0528:53
9:18
#22835
HALF
13.11 mi13:01:371:59:439:086:56
10:11
#23086
25K
15.53 mi13:25:122:23:189:1423:35
9:44
#23197
30K
18.64 mi13:55:582:54:049:2130:46
9:55
#23128
20M
20.00 mi14:09:553:08:019:2513:57
10:17
#23124
21M
21.00 mi14:24:123:22:189:3914:17
14:17
#23583
35K
21.75 mi14:33:503:31:569:459:38
12:53
#23843
23M
23.00 mi14:46:023:44:089:4512:12
9:45
#23679
24M
24.00 mi14:56:073:54:139:4610:05
10:05
#23657
40K
24.85 mi15:04:104:02:169:458:03
9:25
#23501
25.2M
25.20 mi15:08:224:06:289:474:12
12:11
#23520
FINISH
26.22 mi15:19:284:17:349:5011:06
10:54
#23638
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi236359491949122803(Top 79%)9039(Top 72%)9039(Top 506%)
10K6.21 mi3.10 mi22716+9199018+4739018+47321594(Top 74%)8441(Top 67%)8441(Top 473%)
15K9.32 mi3.11 mi22741-259024-69024-622803(Top 79%)9039(Top 72%)9039(Top 506%)
20K12.43 mi3.11 mi22835-949071-479071-4723137(Top 80%)9251(Top 74%)9251(Top 518%)
HALF13.11 mi0.68 mi23086-2519209-1389209-13826018(Top 90%)10765(Top 86%)10765(Top 603%)
25K15.53 mi2.42 mi23197-1119267-589267-5823632(Top 81%)9528(Top 76%)9528(Top 533%)
30K18.64 mi3.11 mi23128+699284-179284-1722864(Top 79%)9216(Top 73%)9216(Top 516%)
20M20.00 mi1.36 mi23124+49299-159299-1523292(Top 80%)9529(Top 76%)9529(Top 534%)
21M21.00 mi1.00 mi23583-4599519-2209519-22027562(Top 95%)11834(Top 94%)11834(Top 663%)
35K21.75 mi0.75 mi23843-2609656-1379656-13727602(Top 95%)11868(Top 94%)11868(Top 665%)
23M23.00 mi1.25 mi23679+1649595+619595+6121426(Top 74%)8705(Top 69%)8705(Top 487%)
24M24.00 mi1.00 mi23657+229594+19594+123048(Top 79%)9578(Top 76%)9578(Top 536%)
40K24.85 mi0.85 mi23501+1569525+699525+6920107(Top 69%)8132(Top 65%)8132(Top 455%)
25.2M25.20 mi0.35 mi23520-199541-169541-1624792(Top 85%)10538(Top 84%)10538(Top 590%)
FINISH26.22 mi1.02 mi23638-1189620-799620-7925913(Top 89%)11102(Top 88%)11102(Top 622%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21
+97ft-345ft

Overall

22803

Females

9039

F45-49

9039

5K→10K

3.1 - 6.2 mi

Top 74%
×5
+79ft-138ft

Overall

21594

Females

8441

F45-49

8441

10K→15K

6.2 - 9.3 mi

Top 79%
×3
+67ft-78ft

Overall

22803

Females

9039

F45-49

9039

15K→20K

9.3 - 12.4 mi

Top 80%
×5
+106ft-86ft

Overall

23137

Females

9251

F45-49

9251

20K→HALF

12.4 - 13.1 mi

Top 90%
×2
+19ft-37ft

Overall

26018

Females

10765

F45-49

10765

HALF→25K

13.1 - 15.5 mi

Top 81%
×4
+66ft-88ft

Overall

23632

Females

9528

F45-49

9528

25K→30K

15.5 - 18.6 mi

Top 79%
×9
+181ft-148ft

Overall

22864

Females

9216

F45-49

9216

30K→20M

18.6 - 20.0 mi

Top 80%
×5
+64ft-50ft

Overall

23292

Females

9529

F45-49

9529

20M→21M

20.0 - 21.0 mi

Top 95%
×8
+106ft-24ft

Overall

27562

Females

11834

F45-49

11834

21M→35K

21.0 - 21.8 mi

Top 95%
×7
+17ft-86ft

Overall

27602

Females

11868

F45-49

11868

35K→23M

21.8 - 23.0 mi

Top 74%
×5
+23ft-63ft

Overall

21426

Females

8705

F45-49

8705

23M→24M

23.0 - 24.0 mi

Top 79%
×6
+12ft-82ft

Overall

23048

Females

9578

F45-49

9578

24M→40K

24.0 - 24.9 mi

Top 69%
×1
+6ft-20ft

Overall

20107

Females

8132

F45-49

8132

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1
+13ft-16ft

Overall

24792

Females

10538

F45-49

10538

25.2M→FINISH

25.2 - 26.2 mi

Top 89%
×2
+22ft-21ft

Overall

25913

Females

11102

F45-49

11102

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1996*
Passed By
1589
Net Change
-3
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23635
5K → 10K948*29+919#23635#22716
10K → 15K153178-25#22716#22741
15K → 20K124200-94#22741#22835
20K → HALF5200-251#22835#23086
HALF → 25K97200-111#23086#23197
25K → 30K179110+69#23197#23128
30K → 20M7167+4#23128#23124
20M → 21M3200-459#23124#23583
21M → 35K6200-260#23583#23843
35K → 23M1695+164#23843#23679
23M → 24M4927+22#23679#23657
24M → 40K1571+156#23657#23501
40K → 25.2M1433-19#23501#23520
25.2M → FINISH21139-118#23520#23638
TOTALS1996*1589-3

* 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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing