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BOSTON MARATHON 2025

Shuko Yamane

Bib: 25650•F

HI

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F70-74)
#0 / 71
Top 42%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:45
Rank: #24482
Start → 5K
29:45 | 9:35/mi
10K· 6.21 mi
1:01:18
Rank: #25098 (-616)
5K → 10K
31:33 | 10:09/mi
15K· 9.32 mi
1:34:51
Rank: #25669 (-571)
10K → 15K
33:33 | 10:48/mi
20K· 12.43 mi
2:08:48
Rank: #25718 (-49)
15K → 20K
33:57 | 10:56/mi
Half· 13.11 mi
2:16:11
Rank: #25757 (-39)
20K → Half
7:23 | 10:49/mi
25K· 15.53 mi
2:43:17
Rank: #25698 (+59)
Half → 25K
27:06 | 11:11/mi
30K· 18.64 mi
3:19:34
Rank: #25601 (+97)
25K → 30K
36:17 | 11:41/mi
20M
3:34:46
Rank: #25486 (+115)
30K → 20M
15:12 | 11:11/mi
21M
3:47:41
Rank: #25471 (+15)
20M → 21M
12:55 | 12:55/mi
35K· 21.75 mi
3:55:39
Rank: #25410 (+61)
21M → 35K
7:58 | 10:39/mi
23M
4:09:25
Rank: #25311 (+99)
35K → 23M
13:46 | 11:00/mi
24M
4:20:11
Rank: #25232 (+79)
23M → 24M
10:46 | 10:46/mi
40K· 24.85 mi
4:29:49
Rank: #25200 (+32)
24M → 40K
9:38 | 11:16/mi
25.2M
4:33:51
Rank: #25168 (+32)
40K → 25.2M
4:02 | 11:42/mi
Finish· 26.22 mi
4:43:59
Rank: #25115 (+53)
25.2M → Finish
10:08 | 9:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:11
Pace10:23 /mi
2nd Half
Distance13.11 mi
Time2:27:48
Pace11:16 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:5029:459:3529:45
9:35
-
10K
6.21 mi12:16:231:01:189:5231:33
10:09
+0:34
15K
9.32 mi12:49:561:34:5110:1133:33
10:48
+0:39
20K
12.43 mi13:23:532:08:4810:2233:57
10:56
+0:08
Half
13.11 mi13:31:162:16:1110:237:23
10:49
-0:07
25K
15.53 mi13:58:222:43:1710:3127:06
11:11
+0:22
30K
18.64 mi14:34:393:19:3410:4236:17
11:41
+0:30
20M
20.00 mi14:49:513:34:4610:4415:12
11:11
-0:30
21M
21.00 mi15:02:463:47:4110:5112:55
12:55
+1:44
35K
21.75 mi15:10:443:55:3910:507:58
10:39
-2:16
23M
23.00 mi15:24:304:09:2510:5113:46
11:00
+0:21
24M
24.00 mi15:35:164:20:1110:5010:46
10:46
-0:14
40K
24.85 mi15:44:544:29:4910:519:38
11:16
+0:30
25.2M
25.20 mi15:48:564:33:5110:524:02
11:42
+0:26
Finish
26.22 mi15:59:044:43:5910:5010:08
9:57
-1:45

Checkpoints & Pacing

📈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

9:35 /mi

Average Pace

10:50 /mi

Slowest Pace

12:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:11:26

25% of race

Time at Steady Pace

2:39:19

56% of race

Time at Slower Pace

53:14

19% of race

Average Pace: 10:50 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:44:5029:459:3529:45
9:35
#24482
10K
6.21 mi12:16:231:01:189:5231:33
10:09
#25098
15K
9.32 mi12:49:561:34:5110:1133:33
10:48
#25669
20K
12.43 mi13:23:532:08:4810:2233:57
10:56
#25718
Half
13.11 mi13:31:162:16:1110:237:23
10:49
#25757
25K
15.53 mi13:58:222:43:1710:3127:06
11:11
#25698
30K
18.64 mi14:34:393:19:3410:4236:17
11:41
#25601
20M
20.00 mi14:49:513:34:4610:4415:12
11:11
#25486
21M
21.00 mi15:02:463:47:4110:5112:55
12:55
#25471
35K
21.75 mi15:10:443:55:3910:507:58
10:39
#25410
23M
23.00 mi15:24:304:09:2510:5113:46
11:00
#25311
24M
24.00 mi15:35:164:20:1110:5010:46
10:46
#25232
40K
24.85 mi15:44:544:29:4910:519:38
11:16
#25200
25.2M
25.20 mi15:48:564:33:5110:524:02
11:42
#25168
Finish
26.22 mi15:59:044:43:5910:5010:08
9:57
#25115
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF70-74Seg. OverallSeg. FemalesSeg. F70-74
5K3.11 mi3.11 mi244829952995226405(Top 93%)11006(Top 90%)11006(Top 15501%)
10K6.21 mi3.10 mi25098-61610277-32510277-32525627(Top 90%)10593(Top 87%)10593(Top 14920%)
15K9.32 mi3.11 mi25669-57110600-32310600-32326405(Top 93%)11006(Top 90%)11006(Top 15501%)
20K12.43 mi3.11 mi25718-4910627-2710627-2725889(Top 91%)10746(Top 88%)10746(Top 15135%)
Half13.11 mi0.68 mi25757-3910645-1810645-1826265(Top 92%)10971(Top 90%)10971(Top 15452%)
25K15.53 mi2.42 mi25698+5910631+1410631+1425449(Top 90%)10541(Top 86%)10541(Top 14846%)
30K18.64 mi3.11 mi25601+9710615+1610615+1625108(Top 88%)10467(Top 86%)10467(Top 14742%)
20M20.00 mi1.36 mi25486+11510564+5110564+5123949(Top 84%)9935(Top 81%)9935(Top 13993%)
21M21.00 mi1.00 mi25471+1510571-710571-724935(Top 88%)10537(Top 86%)10537(Top 14841%)
35K21.75 mi0.75 mi25410+6110548+2310548+2323449(Top 83%)9781(Top 80%)9781(Top 13776%)
23M23.00 mi1.25 mi25311+9910498+5010498+5023195(Top 82%)9712(Top 79%)9712(Top 13679%)
24M24.00 mi1.00 mi25232+7910468+3010468+3023464(Top 83%)9868(Top 81%)9868(Top 13899%)
40K24.85 mi0.85 mi25200+3210453+1510453+1523679(Top 83%)10020(Top 82%)10020(Top 14113%)
25.2M25.20 mi0.35 mi25168+3210441+1210441+1222493(Top 79%)9416(Top 77%)9416(Top 13262%)
Finish26.22 mi1.02 mi25115+5310422+1910422+1922731(Top 80%)9543(Top 78%)9543(Top 13441%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21stories
+97ft-345ft

Overall

26405

Females

11006

F70-74

11006

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

25627

Females

10593

F70-74

10593

10K→15K

6.2 - 9.3 mi

Top 93%
×3stories
+67ft-78ft

Overall

26405

Females

11006

F70-74

11006

15K→20K

9.3 - 12.4 mi

Top 91%
×5stories
+106ft-86ft

Overall

25889

Females

10746

F70-74

10746

20K→Half

12.4 - 13.1 mi

Top 92%
×2stories
+19ft-37ft

Overall

26265

Females

10971

F70-74

10971

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

25449

Females

10541

F70-74

10541

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

25108

Females

10467

F70-74

10467

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

23949

Females

9935

F70-74

9935

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

24935

Females

10537

F70-74

10537

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

23449

Females

9781

F70-74

9781

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

23195

Females

9712

F70-74

9712

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

23464

Females

9868

F70-74

9868

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

23679

Females

10020

F70-74

10020

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

22493

Females

9416

F70-74

9416

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

22731

Females

9543

F70-74

9543

Passing Analysis

Category:
Athletes Passed
1049
Passed By
1682
Net Change
-633
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24482
5K → 10K46662-616#24482#25098
10K → 15K23594-571#25098#25669
15K → 20K109158-49#25669#25718
20K → Half645-39#25718#25757
Half → 25K13071+59#25757#25698
25K → 30K16770+97#25698#25601
30K → 20M1227+115#25601#25486
20M → 21M4934+15#25486#25471
21M → 35K632+61#25471#25410
35K → 23M11112+99#25410#25311
23M → 24M867+79#25311#25232
24M → 40K4210+32#25232#25200
40K → 25.2M353+32#25200#25168
25.2M → Finish607+53#25168#25115
TOTALS10491682-633
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing