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BOSTON MARATHON 2025

Kaitlyn Clemente

Bib: 15344•F

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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:12
Rank: #22774
Start → 5K
28:12 | 9:05/mi
10K· 6.21 mi
57:44
Rank: #23526 (-752)
5K → 10K
29:32 | 9:30/mi
15K· 9.32 mi
1:28:28
Rank: #24013 (-487)
10K → 15K
30:44 | 9:54/mi
20K· 12.43 mi
2:01:38
Rank: #24515 (-502)
15K → 20K
33:10 | 10:41/mi
Half· 13.11 mi
2:08:42
Rank: #24572 (-57)
20K → Half
7:04 | 10:21/mi
25K· 15.53 mi
2:35:55
Rank: #24793 (-221)
Half → 25K
27:13 | 11:14/mi
30K· 18.64 mi
3:09:52
Rank: #24635 (+158)
25K → 30K
33:57 | 10:56/mi
20M
3:24:40
Rank: #24560 (+75)
30K → 20M
14:48 | 10:53/mi
21M
3:35:50
Rank: #24410 (+150)
20M → 21M
11:10 | 11:10/mi
35K· 21.75 mi
3:43:41
Rank: #24372 (+38)
21M → 35K
7:51 | 10:30/mi
23M
3:57:40
Rank: #24326 (+46)
35K → 23M
13:59 | 11:10/mi
24M
4:08:14
Rank: #24265 (+61)
23M → 24M
10:34 | 10:34/mi
40K· 24.85 mi
4:17:28
Rank: #24230 (+35)
24M → 40K
9:14 | 10:48/mi
25.2M
4:21:32
Rank: #24207 (+23)
40K → 25.2M
4:04 | 11:48/mi
Finish· 26.22 mi
4:31:32
Rank: #24151 (+56)
25.2M → Finish
10:00 | 9:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:42
Pace9:49 /mi
2nd Half
Distance13.11 mi
Time2:22:50
Pace10:54 /mi
📊Positive Split: 11.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:59:2628:129:0528:12
9:05
-
10K
6.21 mi11:28:5857:449:1729:32
9:30
+0:25
15K
9.32 mi11:59:421:28:289:2930:44
9:54
+0:24
20K
12.43 mi12:32:522:01:389:4733:10
10:41
+0:47
Half
13.11 mi12:39:562:08:429:497:04
10:21
-0:20
25K
15.53 mi13:07:092:35:5510:0227:13
11:14
+0:53
30K
18.64 mi13:41:063:09:5210:1133:57
10:56
-0:18
20M
20.00 mi13:55:543:24:4010:1414:48
10:53
-0:03
21M
21.00 mi14:07:043:35:5010:1711:10
11:10
+0:17
35K
21.75 mi14:14:553:43:4110:177:51
10:30
-0:40
23M
23.00 mi14:28:543:57:4010:2013:59
11:10
+0:40
24M
24.00 mi14:39:284:08:1410:2110:34
10:34
-0:36
40K
24.85 mi14:48:424:17:2810:229:14
10:48
+0:14
25.2M
25.20 mi14:52:464:21:3210:234:04
11:48
+1:00
Finish
26.22 mi15:02:464:31:3210:2210:00
9:49
-1:59

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

9:05 /mi

Average Pace

10:22 /mi

Slowest Pace

11:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:28

36% of race

Time at Steady Pace

1:56:38

43% of race

Time at Slower Pace

56:26

21% of race

Average Pace: 10:21 /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 mi10:59:2628:129:0528:12
9:05
#22774
10K
6.21 mi11:28:5857:449:1729:32
9:30
#23526
15K
9.32 mi11:59:421:28:289:2930:44
9:54
#24013
20K
12.43 mi12:32:522:01:389:4733:10
10:41
#24515
Half
13.11 mi12:39:562:08:429:497:04
10:21
#24572
25K
15.53 mi13:07:092:35:5510:0227:13
11:14
#24793
30K
18.64 mi13:41:063:09:5210:1133:57
10:56
#24635
20M
20.00 mi13:55:543:24:4010:1414:48
10:53
#24560
21M
21.00 mi14:07:043:35:5010:1711:10
11:10
#24410
35K
21.75 mi14:14:553:43:4110:177:51
10:30
#24372
23M
23.00 mi14:28:543:57:4010:2013:59
11:10
#24326
24M
24.00 mi14:39:284:08:1410:2110:34
10:34
#24265
40K
24.85 mi14:48:424:17:2810:229:14
10:48
#24230
25.2M
25.20 mi14:52:464:21:3210:234:04
11:48
#24207
Finish
26.22 mi15:02:464:31:3210:2210:00
9:49
#24151
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi227749059905924765(Top 87%)10091(Top 83%)10091(Top 185%)
10K6.21 mi3.10 mi23526-7529436-3779436-37724134(Top 85%)9763(Top 80%)9763(Top 179%)
15K9.32 mi3.11 mi24013-4879683-2479683-24724765(Top 87%)10091(Top 83%)10091(Top 185%)
20K12.43 mi3.11 mi24515-5029984-3019984-30125495(Top 90%)10530(Top 86%)10530(Top 193%)
Half13.11 mi0.68 mi24572-5710013-2910013-2925569(Top 90%)10579(Top 87%)10579(Top 193%)
25K15.53 mi2.42 mi24793-22110143-13010143-13025518(Top 90%)10578(Top 87%)10578(Top 193%)
30K18.64 mi3.11 mi24635+15810077+6610077+6623881(Top 84%)9805(Top 80%)9805(Top 179%)
20M20.00 mi1.36 mi24560+7510047+3010047+3023384(Top 82%)9619(Top 79%)9619(Top 176%)
21M21.00 mi1.00 mi24410+1509986+619986+6121834(Top 77%)8891(Top 73%)8891(Top 163%)
35K21.75 mi0.75 mi24372+389975+119975+1123168(Top 82%)9640(Top 79%)9640(Top 176%)
23M23.00 mi1.25 mi24326+469962+139962+1323616(Top 83%)9911(Top 81%)9911(Top 181%)
24M24.00 mi1.00 mi24265+619938+249938+2423010(Top 81%)9646(Top 79%)9646(Top 176%)
40K24.85 mi0.85 mi24230+359942-49942-422698(Top 80%)9557(Top 78%)9557(Top 175%)
25.2M25.20 mi0.35 mi24207+239937+59937+522811(Top 80%)9579(Top 78%)9579(Top 175%)
Finish26.22 mi1.02 mi24151+569917+209917+2022346(Top 79%)9351(Top 76%)9351(Top 171%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21stories
+97ft-345ft

Overall

24765

Females

10091

F18-39

10091

5K→10K

3.1 - 6.2 mi

Top 85%
×5stories
+79ft-138ft

Overall

24134

Females

9763

F18-39

9763

10K→15K

6.2 - 9.3 mi

Top 87%
×3stories
+67ft-78ft

Overall

24765

Females

10091

F18-39

10091

15K→20K

9.3 - 12.4 mi

Top 90%
×5stories
+106ft-86ft

Overall

25495

Females

10530

F18-39

10530

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

25569

Females

10579

F18-39

10579

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

25518

Females

10578

F18-39

10578

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

23881

Females

9805

F18-39

9805

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

23384

Females

9619

F18-39

9619

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

21834

Females

8891

F18-39

8891

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

23168

Females

9640

F18-39

9640

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

23616

Females

9911

F18-39

9911

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

23010

Females

9646

F18-39

9646

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

22698

Females

9557

F18-39

9557

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22811

Females

9579

F18-39

9579

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

22346

Females

9351

F18-39

9351

Passing Analysis

Category:
Athletes Passed
1026
Passed By
2403
Net Change
-1377
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22774
5K → 10K54806-752#22774#23526
10K → 15K54541-487#23526#24013
15K → 20K33535-502#24013#24515
20K → Half1067-57#24515#24572
Half → 25K46267-221#24572#24793
25K → 30K22264+158#24793#24635
30K → 20M8510+75#24635#24560
20M → 21M1533+150#24560#24410
21M → 35K5719+38#24410#24372
35K → 23M8034+46#24372#24326
23M → 24M7413+61#24326#24265
24M → 40K5924+35#24265#24230
40K → 25.2M3310+23#24230#24207
25.2M → Finish6610+56#24207#24151
TOTALS10262403-1377
📊

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