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BOSTON MARATHON 2025

Yili Zhuo

Bib: 24837•F

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 41%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:11
Rank: #19465
Start → 5K
26:11 | 8:26/mi
10K· 6.21 mi
52:56
Rank: #19958 (-493)
5K → 10K
26:45 | 8:37/mi
15K· 9.32 mi
1:20:58
Rank: #20691 (-733)
10K → 15K
28:02 | 9:01/mi
20K· 12.43 mi
1:49:52
Rank: #21132 (-441)
15K → 20K
28:54 | 9:18/mi
Half· 13.11 mi
1:55:56
Rank: #21144 (-12)
20K → Half
6:04 | 8:54/mi
25K· 15.53 mi
2:18:41
Rank: #21240 (-96)
Half → 25K
22:45 | 9:23/mi
30K· 18.64 mi
2:48:52
Rank: #21143 (+97)
25K → 30K
30:11 | 9:43/mi
20M
3:01:52
Rank: #20995 (+148)
30K → 20M
13:00 | 9:34/mi
21M
3:11:58
Rank: #20833 (+162)
20M → 21M
10:06 | 10:06/mi
35K· 21.75 mi
3:18:27
Rank: #20687 (+146)
21M → 35K
6:29 | 8:40/mi
23M
3:29:46
Rank: #20465 (+222)
35K → 23M
11:19 | 9:02/mi
24M
3:38:27
Rank: #20300 (+165)
23M → 24M
8:41 | 8:41/mi
40K· 24.85 mi
3:45:49
Rank: #20103 (+197)
24M → 40K
7:22 | 8:37/mi
25.2M
3:49:06
Rank: #20012 (+91)
40K → 25.2M
3:17 | 9:31/mi
Finish· 26.22 mi
3:57:45
Rank: #19886 (+126)
25.2M → Finish
8:39 | 8:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:56
Pace8:51 /mi
2nd Half
Distance13.11 mi
Time2:01:49
Pace9:18 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:1526:118:2626:11
8:26
-
10K
6.21 mi11:53:0052:568:3126:45
8:37
+0:11
15K
9.32 mi12:21:021:20:588:4128:02
9:01
+0:24
20K
12.43 mi12:49:561:49:528:5028:54
9:18
+0:17
Half
13.11 mi12:56:001:55:568:516:04
8:54
-0:24
25K
15.53 mi13:18:452:18:418:5622:45
9:23
+0:29
30K
18.64 mi13:48:562:48:529:0430:11
9:43
+0:20
20M
20.00 mi14:01:563:01:529:0613:00
9:34
-0:09
21M
21.00 mi14:12:023:11:589:0810:06
10:06
+0:32
35K
21.75 mi14:18:313:18:279:076:29
8:40
-1:26
23M
23.00 mi14:29:503:29:469:0711:19
9:02
+0:22
24M
24.00 mi14:38:313:38:279:068:41
8:41
-0:21
40K
24.85 mi14:45:533:45:499:057:22
8:37
-0:04
25.2M
25.20 mi14:49:103:49:069:053:17
9:31
+0:54
Finish
26.22 mi14:57:493:57:459:048:39
8:29
-1:02

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

8:26 /mi

Average Pace

9:04 /mi

Slowest Pace

10:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:32

54% of race

Time at Steady Pace

1:38:07

41% of race

Time at Slower Pace

10:06

4% of race

Average Pace: 9:04 /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 mi11:26:1526:118:2626:11
8:26
#19465
10K
6.21 mi11:53:0052:568:3126:45
8:37
#19958
15K
9.32 mi12:21:021:20:588:4128:02
9:01
#20691
20K
12.43 mi12:49:561:49:528:5028:54
9:18
#21132
Half
13.11 mi12:56:001:55:568:516:04
8:54
#21144
25K
15.53 mi13:18:452:18:418:5622:45
9:23
#21240
30K
18.64 mi13:48:562:48:529:0430:11
9:43
#21143
20M
20.00 mi14:01:563:01:529:0613:00
9:34
#20995
21M
21.00 mi14:12:023:11:589:0810:06
10:06
#20833
35K
21.75 mi14:18:313:18:279:076:29
8:40
#20687
23M
23.00 mi14:29:503:29:469:0711:19
9:02
#20465
24M
24.00 mi14:38:313:38:279:068:41
8:41
#20300
40K
24.85 mi14:45:533:45:499:057:22
8:37
#20103
25.2M
25.20 mi14:49:103:49:069:053:17
9:31
#20012
Finish
26.22 mi14:57:493:57:459:048:39
8:29
#19886
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi194657177717722141(Top 78%)8629(Top 71%)8629(Top 868%)
10K6.21 mi3.10 mi19958-4937446-2697446-26920411(Top 72%)7693(Top 63%)7693(Top 774%)
15K9.32 mi3.11 mi20691-7337858-4127858-41222141(Top 78%)8629(Top 71%)8629(Top 868%)
20K12.43 mi3.11 mi21132-4418103-2458103-24522276(Top 78%)8737(Top 71%)8737(Top 879%)
Half13.11 mi0.68 mi21144-128105-28105-221367(Top 75%)8228(Top 67%)8228(Top 828%)
25K15.53 mi2.42 mi21240-968173-688173-6821484(Top 76%)8347(Top 68%)8347(Top 840%)
30K18.64 mi3.11 mi21143+978165+88165+820740(Top 73%)8076(Top 66%)8076(Top 812%)
20M20.00 mi1.36 mi20995+1488097+688097+6819491(Top 69%)7519(Top 61%)7519(Top 756%)
21M21.00 mi1.00 mi20833+1628027+708027+7018695(Top 66%)7177(Top 59%)7177(Top 722%)
35K21.75 mi0.75 mi20687+1467966+617966+6116547(Top 58%)6106(Top 50%)6106(Top 614%)
23M23.00 mi1.25 mi20465+2227868+987868+9816516(Top 58%)6187(Top 51%)6187(Top 622%)
24M24.00 mi1.00 mi20300+1657800+687800+6815693(Top 55%)5759(Top 47%)5759(Top 579%)
40K24.85 mi0.85 mi20103+1977719+817719+8114211(Top 50%)5091(Top 42%)5091(Top 512%)
25.2M25.20 mi0.35 mi20012+917673+467673+4614808(Top 52%)5478(Top 45%)5478(Top 551%)
Finish26.22 mi1.02 mi19886+1267621+527621+5216197(Top 57%)6141(Top 50%)6141(Top 618%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

22141

Females

8629

F55-59

8629

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

20411

Females

7693

F55-59

7693

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

22141

Females

8629

F55-59

8629

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

22276

Females

8737

F55-59

8737

20K→Half

12.4 - 13.1 mi

Top 75%
×2stories
+19ft-37ft

Overall

21367

Females

8228

F55-59

8228

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

21484

Females

8347

F55-59

8347

25K→30K

15.5 - 18.6 mi

Top 73%
×9stories
+181ft-148ft

Overall

20740

Females

8076

F55-59

8076

30K→20M

18.6 - 20.0 mi

Top 69%
×5stories
+64ft-50ft

Overall

19491

Females

7519

F55-59

7519

20M→21M

20.0 - 21.0 mi

Top 66%
×8stories
+106ft-24ft

Overall

18695

Females

7177

F55-59

7177

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

16547

Females

6106

F55-59

6106

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

16516

Females

6187

F55-59

6187

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

15693

Females

5759

F55-59

5759

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14211

Females

5091

F55-59

5091

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

14808

Females

5478

F55-59

5478

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

16197

Females

6141

F55-59

6141

Passing Analysis

Category:
Athletes Passed
1965
Passed By
2386
Net Change
-421
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19465
5K → 10K110603-493#19465#19958
10K → 15K52785-733#19958#20691
15K → 20K81522-441#20691#21132
20K → Half2840-12#21132#21144
Half → 25K109205-96#21144#21240
25K → 30K243146+97#21240#21143
30K → 20M17527+148#21143#20995
20M → 21M19028+162#20995#20833
21M → 35K1504+146#20833#20687
35K → 23M2253+222#20687#20465
23M → 24M1672+165#20465#20300
24M → 40K2003+197#20300#20103
40K → 25.2M954+91#20103#20012
25.2M → Finish14014+126#20012#19886
TOTALS19652386-421
📊

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