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BOSTON MARATHON 2025

Miki Yamada

Bib: 24050•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:39/mi
26:54
↑ 97↓ 3451.5%
10K· 6.21 mi
8:41/mi
53:52
↑ 79↓ 1380.4%
15K· 9.32 mi
8:43/mi
1:20:56
↑ 67↓ 78
20K· 12.43 mi
8:43/mi
1:48:01
↑ 106↓ 860.1%
Half· 13.11 mi
8:37/mi
1:53:54
↑ 19↓ 370.5%
25K· 15.53 mi
8:55/mi
2:15:31
↑ 66↓ 880.2%
30K· 18.64 mi
9:39/mi
2:45:31
↑ 181↓ 1480.2%
20M
9:54/mi
2:58:58
↑ 64↓ 500.2%
21M
10:58/mi
3:09:56
↑ 106↓ 241.6%
35K· 21.75 mi
9:40/mi
3:17:10
↑ 17↓ 861.7%
23M
9:54/mi
3:29:34
↑ 23↓ 630.6%
24M
9:48/mi
3:39:22
↓ 821.3%
40K· 24.85 mi
9:52/mi
3:47:48
↓ 200.3%
25.2M
11:10/mi
3:51:39
↑ 13↓ 160.2%
Finish· 26.22 mi
9:38/mi
4:01:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:54
Pace8:41 /mi
2nd Half
Distance13.11 mi
Time2:07:34
Pace9:44 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:2626:548:3926:54
8:39
-
10K
6.21 mi11:52:2453:528:4026:58
8:41
+0:02
15K
9.32 mi12:19:281:20:568:4127:04
8:43
+0:02
20K
12.43 mi12:46:331:48:018:4227:05
8:43
0:00
Half
13.11 mi12:52:261:53:548:415:53
8:37
-0:06
25K
15.53 mi13:14:032:15:318:4321:37
8:55
+0:18
30K
18.64 mi13:44:032:45:318:5330:00
9:39
+0:44
20M
20.00 mi13:57:302:58:588:5713:27
9:54
+0:15
21M
21.00 mi14:08:283:09:569:0310:58
10:58
+1:04
35K
21.75 mi14:15:423:17:109:047:14
9:40
-1:18
23M
23.00 mi14:28:063:29:349:0712:24
9:54
+0:14
24M
24.00 mi14:37:543:39:229:089:48
9:48
-0:06
40K
24.85 mi14:46:203:47:489:108:26
9:52
+0:04
25.2M
25.20 mi14:50:113:51:399:123:51
11:10
+1:18
Finish
26.22 mi15:00:004:01:289:139:49
9:38
-1:32

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

8:37 /mi

Average Pace

9:13 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:31

56% of race

Time at Steady Pace

1:31:08

38% of race

Time at Slower Pace

14:49

6% of race

Average Pace: 9:13 /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 mi11:25:2626:548:3926:54
8:39
#20805
10K
6.21 mi11:52:2453:528:4026:58
8:41
#20745
15K
9.32 mi12:19:281:20:568:4127:04
8:43
#20665
20K
12.43 mi12:46:331:48:018:4227:05
8:43
#20366
Half
13.11 mi12:52:261:53:548:415:53
8:37
#20346
25K
15.53 mi13:14:032:15:318:4321:37
8:55
#20201
30K
18.64 mi13:44:032:45:318:5330:00
9:39
#20280
20M
20.00 mi13:57:302:58:588:5713:27
9:54
#20322
21M
21.00 mi14:08:283:09:569:0310:58
10:58
#20414
35K
21.75 mi14:15:423:17:109:047:14
9:40
#20436
23M
23.00 mi14:28:063:29:349:0712:24
9:54
#20431
24M
24.00 mi14:37:543:39:229:089:48
9:48
#20472
40K
24.85 mi14:46:203:47:489:108:26
9:52
#20474
25.2M
25.20 mi14:50:113:51:399:123:51
11:10
#20504
Finish
26.22 mi15:00:004:01:289:139:49
9:38
#20564
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi208057974797420565(Top 72%)7750(Top 63%)7750(Top 595%)
10K6.21 mi3.10 mi20745+607911+637911+6320767(Top 73%)7899(Top 65%)7899(Top 606%)
15K9.32 mi3.11 mi20665+807846+657846+6520565(Top 72%)7750(Top 63%)7750(Top 595%)
20K12.43 mi3.11 mi20366+2997683+1637683+16319516(Top 69%)7214(Top 59%)7214(Top 554%)
Half13.11 mi0.68 mi20346+207671+127671+1219994(Top 70%)7482(Top 61%)7482(Top 574%)
25K15.53 mi2.42 mi20201+1457607+647607+6419510(Top 69%)7268(Top 59%)7268(Top 558%)
30K18.64 mi3.11 mi20280-797690-837690-8320565(Top 72%)7969(Top 65%)7969(Top 612%)
20M20.00 mi1.36 mi20322-427736-467736-4620618(Top 73%)8149(Top 67%)8149(Top 625%)
21M21.00 mi1.00 mi20414-927805-697805-6921308(Top 75%)8602(Top 70%)8602(Top 660%)
35K21.75 mi0.75 mi20436-227831-267831-2620915(Top 74%)8458(Top 69%)8458(Top 649%)
23M23.00 mi1.25 mi20431+57852-217852-2120181(Top 71%)8142(Top 67%)8142(Top 625%)
24M24.00 mi1.00 mi20472-417886-347886-3420730(Top 73%)8461(Top 69%)8461(Top 649%)
40K24.85 mi0.85 mi20474-27907-217907-2120010(Top 70%)8164(Top 67%)8164(Top 627%)
25.2M25.20 mi0.35 mi20504-307931-247931-2421145(Top 74%)8728(Top 71%)8728(Top 670%)
Finish26.22 mi1.02 mi20564-607975-447975-4421673(Top 76%)8997(Top 74%)8997(Top 690%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

20565

Females

7750

F50-54

7750

5K→10K

3.1 - 6.2 mi

Top 73%
×5story building
+79ft-138ft

Overall

20767

Females

7899

F50-54

7899

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

20565

Females

7750

F50-54

7750

15K→20K

9.3 - 12.4 mi

Top 69%
×5story building
+106ft-86ft

Overall

19516

Females

7214

F50-54

7214

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

19994

Females

7482

F50-54

7482

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

19510

Females

7268

F50-54

7268

25K→30K

15.5 - 18.6 mi

Top 72%
×9story building
+181ft-148ft

Overall

20565

Females

7969

F50-54

7969

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

20618

Females

8149

F50-54

8149

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

21308

Females

8602

F50-54

8602

21M→35K

21.0 - 21.8 mi

Top 74%
×7story building
+17ft-86ft

Overall

20915

Females

8458

F50-54

8458

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

20181

Females

8142

F50-54

8142

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

20730

Females

8461

F50-54

8461

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

20010

Females

8164

F50-54

8164

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

21145

Females

8728

F50-54

8728

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2story building
+22ft-21ft

Overall

21673

Females

8997

F50-54

8997

Passing Analysis

Category:
Athletes Passed
1799
Passed By
1558
Net Change
+241
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20805
5K → 10K308248+60#20805#20745
10K → 15K229149+80#20745#20665
15K → 20K35455+299#20665#20366
20K → Half4323+20#20366#20346
Half → 25K23186+145#20346#20201
25K → 30K203282-79#20201#20280
30K → 20M89131-42#20280#20322
20M → 21M59151-92#20322#20414
21M → 35K5375-22#20414#20436
35K → 23M9085+5#20436#20431
23M → 24M4081-41#20431#20472
24M → 40K6264-2#20472#20474
40K → 25.2M1343-30#20474#20504
25.2M → Finish2585-60#20504#20564
TOTALS17991558+241
📊

Passing Visuals

Category:
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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