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BOSTON MARATHON 2026

Tomoko Yamada

Bib: 21156 β€’F β€’Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 36%
Gender (Female)
#0 / 12578
Top 19%
Masters (Masters Women)
#0 / 6862
Top 7%
Age Group (F65-69)
#0 / 273
Top 0.4%
Race Day Weather
51Β°/41Β°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
23:37
3.11 mi
Rank: #13655
Start β†’ 5K
23:37 | 7:37/mi
10K
46:37
6.21 mi
Rank: #12859 (+796)
5K β†’ 10K
23:00 | 7:25/mi
15K
1:09:36
9.32 mi
Rank: #12536 (+323)
10K β†’ 15K
22:59 | 7:24/mi
20K
1:33:05
12.43 mi
Rank: #12506 (+30)
15K β†’ 20K
23:29 | 7:34/mi
HALF
1:38:07
13.11 mi
Rank: #12462 (+44)
20K β†’ HALF
5:02 | 7:24/mi
25K
1:56:36
15.53 mi
Rank: #12447 (+15)
HALF β†’ 25K
18:29 | 7:38/mi
30K
2:20:22
18.64 mi
Rank: #12129 (+318)
25K β†’ 30K
23:46 | 7:39/mi
20M
2:30:36
20.00 mi
Rank: #11899 (+230)
30K β†’ 20M
10:14 | 7:33/mi
21M
2:38:20
21.00 mi
Rank: #11652 (+247)
20M β†’ 21M
7:44 | 7:44/mi
35K
2:43:34
21.75 mi
Rank: #11430 (+222)
21M β†’ 35K
5:14 | 7:00/mi
23M
2:52:36
23.00 mi
Rank: #11100 (+330)
35K β†’ 23M
9:02 | 7:14/mi
24M
2:59:37
24.00 mi
Rank: #10824 (+276)
23M β†’ 24M
7:01 | 7:01/mi
40K
3:05:51
24.85 mi
Rank: #10672 (+152)
24M β†’ 40K
6:14 | 7:18/mi
25.2M
3:08:31
25.20 mi
Rank: #10599 (+73)
40K β†’ 25.2M
2:40 | 7:44/mi
FINISH
3:15:31
26.22 mi
Rank: #10393 (+206)
25.2M β†’ FINISH
7:00 | 6:53/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Halfβš–οΈ Balanced
via HALF
Distance13.11 mi
Time1:38:07
Pace7:30 /mi
2nd Halfβš–οΈ Balanced
Distance13.11 mi
Time1:37:24
Pace7:26 /mi
πŸ“ŠEven Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:1123:377:3723:37
7:37
-
10K
6.21 mi11:32:1146:377:3123:00
7:25
-0:12
15K
9.32 mi11:55:101:09:367:2922:59
7:24
-0:01
20K
12.43 mi12:18:391:33:057:3023:29
7:34
+0:10
HALF
13.11 mi12:23:411:38:077:305:02
7:24
-0:10
25K
15.53 mi12:42:101:56:367:3118:29
7:38
+0:14
30K
18.64 mi13:05:562:20:227:3223:46
7:39
+0:01
20M
20.00 mi13:16:102:30:367:3210:14
7:33
-0:06
21M
21.00 mi13:23:542:38:207:337:44
7:44
+0:11
35K
21.75 mi13:29:082:43:347:325:14
7:00
-0:44
23M
23.00 mi13:38:102:52:367:319:02
7:14
+0:14
24M
24.00 mi13:45:112:59:377:307:01
7:01
-0:13
40K
24.85 mi13:51:253:05:517:296:14
7:18
+0:17
25.2M
25.20 mi13:54:053:08:317:292:40
7:44
+0:26
FINISH
26.22 mi14:01:053:15:317:287:00
6:53
-0:51

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

6:53 /mi

Average Pace

7:28 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:59:15

61% of race

Time at Steady Pace

1:16:16

39% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:27 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:09:1123:377:3723:37
7:37
#13655
10K
6.21 mi11:32:1146:377:3123:00
7:25
#12859
15K
9.32 mi11:55:101:09:367:2922:59
7:24
#12536
20K
12.43 mi12:18:391:33:057:3023:29
7:34
#12506
HALF
13.11 mi12:23:411:38:077:305:02
7:24
#12462
25K
15.53 mi12:42:101:56:367:3118:29
7:38
#12447
30K
18.64 mi13:05:562:20:227:3223:46
7:39
#12129
20M
20.00 mi13:16:102:30:367:3210:14
7:33
#11899
21M
21.00 mi13:23:542:38:207:337:44
7:44
#11652
35K
21.75 mi13:29:082:43:347:325:14
7:00
#11430
23M
23.00 mi13:38:102:52:367:319:02
7:14
#11100
24M
24.00 mi13:45:112:59:377:307:01
7:01
#10824
40K
24.85 mi13:51:253:05:517:296:14
7:18
#10672
25.2M
25.20 mi13:54:053:08:317:292:40
7:44
#10599
FINISH
26.22 mi14:01:053:15:317:287:00
6:53
#10393
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi136553868386811921(Top 41%)2976(Top 24%)2976(Top 1090%)
10K6.21 mi3.10 mi12859+7963426+4423426+44212108(Top 42%)3020(Top 24%)3020(Top 1106%)
15K9.32 mi3.11 mi12536+3233260+1663260+16611921(Top 41%)2976(Top 24%)2976(Top 1090%)
20K12.43 mi3.11 mi12506+303275-153275-1512478(Top 43%)3365(Top 27%)3365(Top 1233%)
HALF13.11 mi0.68 mi12462+443257+183257+1811985(Top 41%)2999(Top 24%)2999(Top 1099%)
25K15.53 mi2.42 mi12447+153274-173274-1712426(Top 43%)3396(Top 27%)3396(Top 1244%)
30K18.64 mi3.11 mi12129+3183159+1153159+11510855(Top 37%)2691(Top 21%)2691(Top 986%)
20M20.00 mi1.36 mi11899+2303047+1123047+1129374(Top 32%)2093(Top 17%)2093(Top 767%)
21M21.00 mi1.00 mi11652+2472924+1232924+1238094(Top 28%)1650(Top 13%)1650(Top 604%)
35K21.75 mi0.75 mi11430+2222816+1082816+1087160(Top 25%)1243(Top 10%)1243(Top 455%)
23M23.00 mi1.25 mi11100+3302685+1312685+1316938(Top 24%)1220(Top 10%)1220(Top 447%)
24M24.00 mi1.00 mi10824+2762568+1172568+1176628(Top 23%)1171(Top 9%)1171(Top 429%)
40K24.85 mi0.85 mi10672+1522513+552513+557425(Top 26%)1563(Top 12%)1563(Top 573%)
25.2M25.20 mi0.35 mi10599+732487+262487+266759(Top 23%)1354(Top 11%)1354(Top 496%)
FINISH26.22 mi1.02 mi10393+2062416+712416+716632(Top 23%)1341(Top 11%)1341(Top 491%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
Γ—21
+97ft-345ft

Overall

11921

Females

2976

F65-69

2976

5K→10K

3.1 - 6.2 mi

Top 42%
Γ—5
+79ft-138ft

Overall

12108

Females

3020

F65-69

3020

10K→15K

6.2 - 9.3 mi

Top 41%
Γ—3
+67ft-78ft

Overall

11921

Females

2976

F65-69

2976

15K→20K

9.3 - 12.4 mi

Top 43%
Γ—5
+106ft-86ft

Overall

12478

Females

3365

F65-69

3365

20K→HALF

12.4 - 13.1 mi

Top 41%
Γ—2
+19ft-37ft

Overall

11985

Females

2999

F65-69

2999

HALF→25K

13.1 - 15.5 mi

Top 43%
Γ—4
+66ft-88ft

Overall

12426

Females

3396

F65-69

3396

25K→30K

15.5 - 18.6 mi

Top 37%
Γ—9
+181ft-148ft

Overall

10855

Females

2691

F65-69

2691

30K→20M

18.6 - 20.0 mi

Top 32%
Γ—5
+64ft-50ft

Overall

9374

Females

2093

F65-69

2093

20M→21M

20.0 - 21.0 mi

Top 28%
Γ—8
+106ft-24ft

Overall

8094

Females

1650

F65-69

1650

21M→35K

21.0 - 21.8 mi

Top 25%
Γ—7
+17ft-86ft

Overall

7160

Females

1243

F65-69

1243

35K→23M

21.8 - 23.0 mi

Top 24%
Γ—5
+23ft-63ft

Overall

6938

Females

1220

F65-69

1220

23M→24M

23.0 - 24.0 mi

Top 23%
Γ—6
+12ft-82ft

Overall

6628

Females

1171

F65-69

1171

24M→40K

24.0 - 24.9 mi

Top 26%
Γ—1
+6ft-20ft

Overall

7425

Females

1563

F65-69

1563

40K→25.2M

24.9 - 25.2 mi

Top 23%
Γ—1
+13ft-16ft

Overall

6759

Females

1354

F65-69

1354

25.2M→FINISH

25.2 - 26.2 mi

Top 23%
Γ—2
+22ft-21ft

Overall

6632

Females

1341

F65-69

1341

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3726*
Passed By
464
Net Change
+3262
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#13655
5K β†’ 10K853*57+796#13655#12859
10K β†’ 15K384*61+323#12859#12536
15K β†’ 20K174144+30#12536#12506
20K β†’ HALF5915+44#12506#12462
HALF β†’ 25K130115+15#12462#12447
25K β†’ 30K359*41+318#12447#12129
30K β†’ 20M238*8+230#12129#11899
20M β†’ 21M248*1+247#11899#11652
21M β†’ 35K226*4+222#11652#11430
35K β†’ 23M333*3+330#11430#11100
23M β†’ 24M277*1+276#11100#10824
24M β†’ 40K1608+152#10824#10672
40K β†’ 25.2M752+73#10672#10599
25.2M β†’ FINISH210*4+206#10599#10393
TOTALS3726*464+3262

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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