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BOSTON MARATHON 2025

Naomi Yokoi

Bib: 25372•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Top 44%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:31
Rank: #20116
Start → 5K
26:31 | 8:32/mi
10K· 6.21 mi
54:03
Rank: #20912 (-796)
5K → 10K
27:32 | 8:52/mi
15K· 9.32 mi
1:22:03
Rank: #21286 (-374)
10K → 15K
28:00 | 9:01/mi
20K· 12.43 mi
1:50:47
Rank: #21532 (-246)
15K → 20K
28:44 | 9:15/mi
Half· 13.11 mi
1:57:00
Rank: #21587 (-55)
20K → Half
6:13 | 9:07/mi
25K· 15.53 mi
2:20:23
Rank: #21730 (-143)
Half → 25K
23:23 | 9:39/mi
30K· 18.64 mi
2:52:37
Rank: #22017 (-287)
25K → 30K
32:14 | 10:22/mi
20M
3:06:44
Rank: #22030 (-13)
30K → 20M
14:07 | 10:23/mi
21M
3:17:58
Rank: #22012 (+18)
20M → 21M
11:14 | 11:14/mi
35K· 21.75 mi
3:25:59
Rank: #22076 (-64)
21M → 35K
8:01 | 10:43/mi
23M
3:39:10
Rank: #22059 (+17)
35K → 23M
13:11 | 10:32/mi
24M
3:49:23
Rank: #22051 (+8)
23M → 24M
10:13 | 10:13/mi
40K· 24.85 mi
3:58:22
Rank: #22033 (+18)
24M → 40K
8:59 | 10:30/mi
25.2M
4:02:24
Rank: #22043 (-10)
40K → 25.2M
4:02 | 11:42/mi
Finish· 26.22 mi
4:12:16
Rank: #22023 (+20)
25.2M → Finish
9:52 | 9:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:00
Pace8:55 /mi
2nd Half
Distance13.11 mi
Time2:15:16
Pace10:19 /mi
📊Positive Split: 15.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:1826:318:3226:31
8:32
-
10K
6.21 mi11:53:5054:038:4227:32
8:52
+0:20
15K
9.32 mi12:21:501:22:038:4828:00
9:01
+0:09
20K
12.43 mi12:50:341:50:478:5528:44
9:15
+0:14
Half
13.11 mi12:56:471:57:008:556:13
9:07
-0:08
25K
15.53 mi13:20:102:20:239:0223:23
9:39
+0:32
30K
18.64 mi13:52:242:52:379:1632:14
10:22
+0:43
20M
20.00 mi14:06:313:06:449:2014:07
10:23
+0:01
21M
21.00 mi14:17:453:17:589:2611:14
11:14
+0:51
35K
21.75 mi14:25:463:25:599:288:01
10:43
-0:31
23M
23.00 mi14:38:573:39:109:3213:11
10:32
-0:11
24M
24.00 mi14:49:103:49:239:3310:13
10:13
-0:19
40K
24.85 mi14:58:093:58:229:358:59
10:30
+0:17
25.2M
25.20 mi15:02:114:02:249:374:02
11:42
+1:12
Finish
26.22 mi15:12:034:12:169:389:52
9:41
-2:01

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

8:32 /mi

Average Pace

9:38 /mi

Slowest Pace

11:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:15

60% of race

Time at Steady Pace

1:18:44

31% of race

Time at Slower Pace

23:17

9% of race

Average Pace: 9:37 /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 mi11:26:1826:318:3226:31
8:32
#20116
10K
6.21 mi11:53:5054:038:4227:32
8:52
#20912
15K
9.32 mi12:21:501:22:038:4828:00
9:01
#21286
20K
12.43 mi12:50:341:50:478:5528:44
9:15
#21532
Half
13.11 mi12:56:471:57:008:556:13
9:07
#21587
25K
15.53 mi13:20:102:20:239:0223:23
9:39
#21730
30K
18.64 mi13:52:242:52:379:1632:14
10:22
#22017
20M
20.00 mi14:06:313:06:449:2014:07
10:23
#22030
21M
21.00 mi14:17:453:17:589:2611:14
11:14
#22012
35K
21.75 mi14:25:463:25:599:288:01
10:43
#22076
23M
23.00 mi14:38:573:39:109:3213:11
10:32
#22059
24M
24.00 mi14:49:103:49:239:3310:13
10:13
#22051
40K
24.85 mi14:58:093:58:229:358:59
10:30
#22033
25.2M
25.20 mi15:02:114:02:249:374:02
11:42
#22043
Finish
26.22 mi15:12:034:12:169:389:52
9:41
#22023
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi201167571757122110(Top 78%)8617(Top 70%)8617(Top 1381%)
10K6.21 mi3.10 mi20912-7968008-4378008-43721714(Top 76%)8431(Top 69%)8431(Top 1351%)
15K9.32 mi3.11 mi21286-3748195-1878195-18722110(Top 78%)8617(Top 70%)8617(Top 1381%)
20K12.43 mi3.11 mi21532-2468332-1378332-13722085(Top 78%)8631(Top 71%)8631(Top 1383%)
Half13.11 mi0.68 mi21587-558376-448376-4422297(Top 78%)8779(Top 72%)8779(Top 1407%)
25K15.53 mi2.42 mi21730-1438461-858461-8522345(Top 79%)8842(Top 72%)8842(Top 1417%)
30K18.64 mi3.11 mi22017-2878634-1738634-17322646(Top 80%)9130(Top 75%)9130(Top 1463%)
20M20.00 mi1.36 mi22030-138655-218655-2122121(Top 78%)8965(Top 73%)8965(Top 1437%)
21M21.00 mi1.00 mi22012+188672-178672-1722007(Top 77%)8971(Top 73%)8971(Top 1438%)
35K21.75 mi0.75 mi22076-648716-448716-4423624(Top 83%)9860(Top 81%)9860(Top 1580%)
23M23.00 mi1.25 mi22059+178751-358751-3522105(Top 78%)9120(Top 75%)9120(Top 1462%)
24M24.00 mi1.00 mi22051+88766-158766-1521992(Top 77%)9128(Top 75%)9128(Top 1463%)
40K24.85 mi0.85 mi22033+188775-98775-921969(Top 77%)9180(Top 75%)9180(Top 1471%)
25.2M25.20 mi0.35 mi22043-108787-128787-1222575(Top 79%)9451(Top 77%)9451(Top 1515%)
Finish26.22 mi1.02 mi22023+208791-48791-421868(Top 77%)9093(Top 74%)9093(Top 1457%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

22110

Females

8617

F60-64

8617

5K→10K

3.1 - 6.2 mi

Top 76%
×5stories
+79ft-138ft

Overall

21714

Females

8431

F60-64

8431

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

22110

Females

8617

F60-64

8617

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

22085

Females

8631

F60-64

8631

20K→Half

12.4 - 13.1 mi

Top 78%
×2stories
+19ft-37ft

Overall

22297

Females

8779

F60-64

8779

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

22345

Females

8842

F60-64

8842

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

22646

Females

9130

F60-64

9130

30K→20M

18.6 - 20.0 mi

Top 78%
×5stories
+64ft-50ft

Overall

22121

Females

8965

F60-64

8965

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

22007

Females

8971

F60-64

8971

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

23624

Females

9860

F60-64

9860

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

22105

Females

9120

F60-64

9120

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

21992

Females

9128

F60-64

9128

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21969

Females

9180

F60-64

9180

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

22575

Females

9451

F60-64

9451

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

21868

Females

9093

F60-64

9093

Passing Analysis

Category:
Athletes Passed
997
Passed By
2904
Net Change
-1907
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20116
5K → 10K69865-796#20116#20912
10K → 15K97471-374#20912#21286
15K → 20K121367-246#21286#21532
20K → Half2075-55#21532#21587
Half → 25K108251-143#21587#21730
25K → 30K103390-287#21730#22017
30K → 20M8598-13#22017#22030
20M → 21M8971+18#22030#22012
21M → 35K2488-64#22012#22076
35K → 23M9073+17#22076#22059
23M → 24M5648+8#22059#22051
24M → 40K5436+18#22051#22033
40K → 25.2M2333-10#22033#22043
25.2M → Finish5838+20#22043#22023
TOTALS9972904-1907
📊

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