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BOSTON MARATHON 2025

Yee Tak Tou

Bib: 15629•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 40%
Masters (Masters Women)
#0 / 6759
Top 26%
Division (F40-44)
#0 / 1718
Top 50%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:18
Rank: #15019
Start → 5K
24:18 | 7:49/mi
10K· 6.21 mi
48:12
Rank: #14404 (+615)
5K → 10K
23:54 | 7:42/mi
15K· 9.32 mi
1:11:54
Rank: #13875 (+529)
10K → 15K
23:42 | 7:38/mi
20K· 12.43 mi
1:35:52
Rank: #13494 (+381)
15K → 20K
23:58 | 7:43/mi
Half· 13.11 mi
1:41:02
Rank: #13425 (+69)
20K → Half
5:10 | 7:34/mi
25K· 15.53 mi
2:00:47
Rank: #13665 (-240)
Half → 25K
19:45 | 8:09/mi
30K· 18.64 mi
2:28:13
Rank: #14297 (-632)
25K → 30K
27:26 | 8:50/mi
20M
2:41:11
Rank: #14821 (-524)
30K → 20M
12:58 | 9:33/mi
21M
2:51:19
Rank: #15088 (-267)
20M → 21M
10:08 | 10:08/mi
35K· 21.75 mi
2:57:57
Rank: #15175 (-87)
21M → 35K
6:38 | 8:52/mi
23M
3:09:09
Rank: #15218 (-43)
35K → 23M
11:12 | 8:57/mi
24M
3:17:49
Rank: #15203 (+15)
23M → 24M
8:40 | 8:40/mi
40K· 24.85 mi
3:25:21
Rank: #15185 (+18)
24M → 40K
7:32 | 8:49/mi
25.2M
3:28:35
Rank: #15156 (+29)
40K → 25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:36:54
Rank: #15077 (+79)
25.2M → Finish
8:19 | 8:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:02
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:55:52
Pace8:50 /mi
📊Positive Split: 14.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:3124:187:4924:18
7:49
-
10K
6.21 mi11:20:2548:127:4523:54
7:42
-0:07
15K
9.32 mi11:44:071:11:547:4323:42
7:38
-0:04
20K
12.43 mi12:08:051:35:527:4323:58
7:43
+0:05
Half
13.11 mi12:13:151:41:027:425:10
7:34
-0:09
25K
15.53 mi12:33:002:00:477:4719:45
8:09
+0:35
30K
18.64 mi13:00:262:28:137:5727:26
8:50
+0:41
20M
20.00 mi13:13:242:41:118:0412:58
9:33
+0:43
21M
21.00 mi13:23:322:51:198:0910:08
10:08
+0:35
35K
21.75 mi13:30:102:57:578:116:38
8:52
-1:16
23M
23.00 mi13:41:223:09:098:1311:12
8:57
+0:05
24M
24.00 mi13:50:023:17:498:158:40
8:40
-0:17
40K
24.85 mi13:57:343:25:218:167:32
8:49
+0:09
25.2M
25.20 mi14:00:483:28:358:173:14
9:23
+0:34
Finish
26.22 mi14:09:073:36:548:178:19
8:10
-1:13

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

7:34 /mi

Average Pace

8:17 /mi

Slowest Pace

10:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:06

60% of race

Time at Steady Pace

1:01:28

28% of race

Time at Slower Pace

26:20

12% of race

Average Pace: 8:16 /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 mi10:56:3124:187:4924:18
7:49
#15019
10K
6.21 mi11:20:2548:127:4523:54
7:42
#14404
15K
9.32 mi11:44:071:11:547:4323:42
7:38
#13875
20K
12.43 mi12:08:051:35:527:4323:58
7:43
#13494
Half
13.11 mi12:13:151:41:027:425:10
7:34
#13425
25K
15.53 mi12:33:002:00:477:4719:45
8:09
#13665
30K
18.64 mi13:00:262:28:137:5727:26
8:50
#14297
20M
20.00 mi13:13:242:41:118:0412:58
9:33
#14821
21M
21.00 mi13:23:322:51:198:0910:08
10:08
#15088
35K
21.75 mi13:30:102:57:578:116:38
8:52
#15175
23M
23.00 mi13:41:223:09:098:1311:12
8:57
#15218
24M
24.00 mi13:50:023:17:498:158:40
8:40
#15203
40K
24.85 mi13:57:343:25:218:167:32
8:49
#15185
25.2M
25.20 mi14:00:483:28:358:173:14
9:23
#15156
Finish
26.22 mi14:09:073:36:548:178:19
8:10
#15077
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi150194540454012893(Top 45%)3390(Top 28%)3390(Top 197%)
10K6.21 mi3.10 mi14404+6154177+3634177+36313848(Top 49%)3870(Top 32%)3870(Top 225%)
15K9.32 mi3.11 mi13875+5293894+2833894+28312893(Top 45%)3390(Top 28%)3390(Top 197%)
20K12.43 mi3.11 mi13494+3813726+1683726+16812569(Top 44%)3315(Top 27%)3315(Top 193%)
Half13.11 mi0.68 mi13425+693685+413685+4112456(Top 44%)3223(Top 26%)3223(Top 188%)
25K15.53 mi2.42 mi13665-2403855-1703855-17014958(Top 53%)4716(Top 39%)4716(Top 275%)
30K18.64 mi3.11 mi14297-6324279-4244279-42416775(Top 59%)5902(Top 48%)5902(Top 344%)
20M20.00 mi1.36 mi14821-5244595-3164595-31619358(Top 68%)7448(Top 61%)7448(Top 434%)
21M21.00 mi1.00 mi15088-2674775-1804775-18018802(Top 66%)7227(Top 59%)7227(Top 421%)
35K21.75 mi0.75 mi15175-874837-624837-6217607(Top 62%)6682(Top 55%)6682(Top 389%)
23M23.00 mi1.25 mi15218-434902-654902-6515958(Top 56%)5858(Top 48%)5858(Top 341%)
24M24.00 mi1.00 mi15203+154925-234925-2315550(Top 55%)5663(Top 46%)5663(Top 330%)
40K24.85 mi0.85 mi15185+184949-244949-2415261(Top 54%)5663(Top 46%)5663(Top 330%)
25.2M25.20 mi0.35 mi15156+294943+64943+613939(Top 49%)4982(Top 41%)4982(Top 290%)
Finish26.22 mi1.02 mi15077+794919+244919+2414041(Top 49%)4972(Top 41%)4972(Top 289%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

12893

Females

3390

F40-44

3390

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

13848

Females

3870

F40-44

3870

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

12893

Females

3390

F40-44

3390

15K→20K

9.3 - 12.4 mi

Top 44%
×5stories
+106ft-86ft

Overall

12569

Females

3315

F40-44

3315

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

12456

Females

3223

F40-44

3223

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

14958

Females

4716

F40-44

4716

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

16775

Females

5902

F40-44

5902

30K→20M

18.6 - 20.0 mi

Top 68%
×5stories
+64ft-50ft

Overall

19358

Females

7448

F40-44

7448

20M→21M

20.0 - 21.0 mi

Top 66%
×8stories
+106ft-24ft

Overall

18802

Females

7227

F40-44

7227

21M→35K

21.0 - 21.8 mi

Top 62%
×7stories
+17ft-86ft

Overall

17607

Females

6682

F40-44

6682

35K→23M

21.8 - 23.0 mi

Top 56%
×5stories
+23ft-63ft

Overall

15958

Females

5858

F40-44

5858

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

15550

Females

5663

F40-44

5663

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15261

Females

5663

F40-44

5663

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13939

Females

4982

F40-44

4982

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

14041

Females

4972

F40-44

4972

Passing Analysis

Category:
Athletes Passed
2533
Passed By
2591
Net Change
-58
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15019
5K → 10K70893+615#15019#14404
10K → 15K54920+529#14404#13875
15K → 20K42342+381#13875#13494
20K → Half778+69#13494#13425
Half → 25K116356-240#13425#13665
25K → 30K115747-632#13665#14297
30K → 20M36560-524#14297#14821
20M → 21M50317-267#14821#15088
21M → 35K42129-87#15088#15175
35K → 23M92135-43#15175#15218
23M → 24M8570+15#15218#15203
24M → 40K7557+18#15203#15185
40K → 25.2M5021+29#15185#15156
25.2M → Finish11536+79#15156#15077
TOTALS25332591-58
📊

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