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BOSTON MARATHON 2025

Yuko Takakusaki

Bib: 24580•F

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Top 39%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:46
Rank: #18690
Start → 5K
25:46 | 8:18/mi
10K· 6.21 mi
52:18
Rank: #19348 (-658)
5K → 10K
26:32 | 8:32/mi
15K· 9.32 mi
1:19:30
Rank: #19860 (-512)
10K → 15K
27:12 | 8:45/mi
20K· 12.43 mi
1:48:27
Rank: #20565 (-705)
15K → 20K
28:57 | 9:19/mi
Half· 13.11 mi
1:54:26
Rank: #20571 (-6)
20K → Half
5:59 | 8:46/mi
25K· 15.53 mi
2:16:24
Rank: #20520 (+51)
Half → 25K
21:58 | 9:04/mi
30K· 18.64 mi
2:45:40
Rank: #20316 (+204)
25K → 30K
29:16 | 9:25/mi
20M
2:58:30
Rank: #20196 (+120)
30K → 20M
12:50 | 9:27/mi
21M
3:07:59
Rank: #19957 (+239)
20M → 21M
9:29 | 9:29/mi
35K· 21.75 mi
3:14:30
Rank: #19845 (+112)
21M → 35K
6:31 | 8:43/mi
23M
3:26:14
Rank: #19737 (+108)
35K → 23M
11:44 | 9:22/mi
24M
3:35:36
Rank: #19718 (+19)
23M → 24M
9:22 | 9:22/mi
40K· 24.85 mi
3:43:52
Rank: #19718
24M → 40K
8:16 | 9:40/mi
25.2M
3:47:32
Rank: #19717 (+1)
40K → 25.2M
3:40 | 10:38/mi
Finish· 26.22 mi
3:56:58
Rank: #19731 (-14)
25.2M → Finish
9:26 | 9:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:26
Pace8:44 /mi
2nd Half
Distance13.11 mi
Time2:02:32
Pace9:21 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:1125:468:1825:46
8:18
-
10K
6.21 mi11:52:4352:188:2526:32
8:32
+0:14
15K
9.32 mi12:19:551:19:308:3227:12
8:45
+0:13
20K
12.43 mi12:48:521:48:278:4428:57
9:19
+0:34
Half
13.11 mi12:54:511:54:268:445:59
8:46
-0:33
25K
15.53 mi13:16:492:16:248:4721:58
9:04
+0:18
30K
18.64 mi13:46:052:45:408:5329:16
9:25
+0:21
20M
20.00 mi13:58:552:58:308:5512:50
9:27
+0:02
21M
21.00 mi14:08:243:07:598:579:29
9:29
+0:02
35K
21.75 mi14:14:553:14:308:576:31
8:43
-0:46
23M
23.00 mi14:26:393:26:148:5811:44
9:22
+0:39
24M
24.00 mi14:36:013:35:368:599:22
9:22
0:00
40K
24.85 mi14:44:173:43:529:008:16
9:40
+0:18
25.2M
25.20 mi14:47:573:47:329:023:40
10:38
+0:58
Finish
26.22 mi14:57:233:56:589:039:26
9:15
-1:23

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

8:18 /mi

Average Pace

9:03 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:00

39% of race

Time at Steady Pace

2:13:02

56% of race

Time at Slower Pace

11:56

5% of race

Average Pace: 9:02 /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 mi11:26:1125:468:1825:46
8:18
#18690
10K
6.21 mi11:52:4352:188:2526:32
8:32
#19348
15K
9.32 mi12:19:551:19:308:3227:12
8:45
#19860
20K
12.43 mi12:48:521:48:278:4428:57
9:19
#20565
Half
13.11 mi12:54:511:54:268:445:59
8:46
#20571
25K
15.53 mi13:16:492:16:248:4721:58
9:04
#20520
30K
18.64 mi13:46:052:45:408:5329:16
9:25
#20316
20M
20.00 mi13:58:552:58:308:5512:50
9:27
#20196
21M
21.00 mi14:08:243:07:598:579:29
9:29
#19957
35K
21.75 mi14:14:553:14:308:576:31
8:43
#19845
23M
23.00 mi14:26:393:26:148:5811:44
9:22
#19737
24M
24.00 mi14:36:013:35:368:599:22
9:22
#19718
40K
24.85 mi14:44:173:43:529:008:16
9:40
#19718
25.2M
25.20 mi14:47:573:47:329:023:40
10:38
#19717
Finish
26.22 mi14:57:233:56:589:039:26
9:15
#19731
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi186906736673620789(Top 73%)7878(Top 64%)7878(Top 793%)
10K6.21 mi3.10 mi19348-6587090-3547090-35420047(Top 71%)7492(Top 61%)7492(Top 754%)
15K9.32 mi3.11 mi19860-5127386-2967386-29620789(Top 73%)7878(Top 64%)7878(Top 793%)
20K12.43 mi3.11 mi20565-7057795-4097795-40922322(Top 79%)8762(Top 72%)8762(Top 881%)
Half13.11 mi0.68 mi20571-67799-47799-420792(Top 73%)7918(Top 65%)7918(Top 797%)
25K15.53 mi2.42 mi20520+517784+157784+1520183(Top 71%)7637(Top 62%)7637(Top 768%)
30K18.64 mi3.11 mi20316+2047711+737711+7319622(Top 69%)7457(Top 61%)7457(Top 750%)
20M20.00 mi1.36 mi20196+1207669+427669+4218929(Top 67%)7228(Top 59%)7228(Top 727%)
21M21.00 mi1.00 mi19957+2397546+1237546+12316035(Top 56%)5731(Top 47%)5731(Top 577%)
35K21.75 mi0.75 mi19845+1127499+477499+4716827(Top 59%)6251(Top 51%)6251(Top 629%)
23M23.00 mi1.25 mi19737+1087475+247475+2418125(Top 64%)7049(Top 58%)7049(Top 709%)
24M24.00 mi1.00 mi19718+197489-147489-1419111(Top 67%)7604(Top 62%)7604(Top 765%)
40K24.85 mi0.85 mi197187506-177506-1719366(Top 68%)7818(Top 64%)7818(Top 787%)
25.2M25.20 mi0.35 mi19717+17512-67512-619526(Top 69%)7913(Top 65%)7913(Top 796%)
Finish26.22 mi1.02 mi19731-147534-227534-2220225(Top 71%)8259(Top 68%)8259(Top 831%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21stories
+97ft-345ft

Overall

20789

Females

7878

F55-59

7878

5K→10K

3.1 - 6.2 mi

Top 71%
×5stories
+79ft-138ft

Overall

20047

Females

7492

F55-59

7492

10K→15K

6.2 - 9.3 mi

Top 73%
×3stories
+67ft-78ft

Overall

20789

Females

7878

F55-59

7878

15K→20K

9.3 - 12.4 mi

Top 79%
×5stories
+106ft-86ft

Overall

22322

Females

8762

F55-59

8762

20K→Half

12.4 - 13.1 mi

Top 73%
×2stories
+19ft-37ft

Overall

20792

Females

7918

F55-59

7918

Half→25K

13.1 - 15.5 mi

Top 71%
×4stories
+66ft-88ft

Overall

20183

Females

7637

F55-59

7637

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

19622

Females

7457

F55-59

7457

30K→20M

18.6 - 20.0 mi

Top 67%
×5stories
+64ft-50ft

Overall

18929

Females

7228

F55-59

7228

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

16035

Females

5731

F55-59

5731

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

16827

Females

6251

F55-59

6251

35K→23M

21.8 - 23.0 mi

Top 64%
×5stories
+23ft-63ft

Overall

18125

Females

7049

F55-59

7049

23M→24M

23.0 - 24.0 mi

Top 67%
×6stories
+12ft-82ft

Overall

19111

Females

7604

F55-59

7604

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

19366

Females

7818

F55-59

7818

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

19526

Females

7913

F55-59

7913

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

20225

Females

8259

F55-59

8259

Passing Analysis

Category:
Athletes Passed
1614
Passed By
2655
Net Change
-1041
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18690
5K → 10K82740-658#18690#19348
10K → 15K76588-512#19348#19860
15K → 20K50755-705#19860#20565
20K → Half3541-6#20565#20571
Half → 25K173122+51#20571#20520
25K → 30K320116+204#20520#20316
30K → 20M15232+120#20316#20196
20M → 21M2456+239#20196#19957
21M → 35K1208+112#19957#19845
35K → 23M15042+108#19845#19737
23M → 24M7657+19#19737#19718
24M → 40K58580#19718#19718
40K → 25.2M2726+1#19718#19717
25.2M → Finish5064-14#19717#19731
TOTALS16142655-1041
📊

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