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BOSTON MARATHON 2025

Aleyna Duval

Bib: 26869•F

MA

0:00
0:00
/ mi
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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
33:25
Rank: #27217
Start → 5K
33:25 | 10:45/mi
10K· 6.21 mi
1:07:17
Rank: #27072 (+145)
5K → 10K
33:52 | 10:54/mi
15K· 9.32 mi
1:44:50
Rank: #27370 (-298)
10K → 15K
37:33 | 12:05/mi
20K· 12.43 mi
2:22:02
Rank: #27311 (+59)
15K → 20K
37:12 | 11:58/mi
Half· 13.11 mi
2:31:10
Rank: #27390 (-79)
20K → Half
9:08 | 13:23/mi
25K· 15.53 mi
3:04:24
Rank: #27497 (-107)
Half → 25K
33:14 | 13:42/mi
30K· 18.64 mi
3:42:48
Rank: #27250 (+247)
25K → 30K
38:24 | 12:22/mi
20M
3:59:48
Rank: #27184 (+66)
30K → 20M
17:00 | 12:31/mi
21M
4:12:22
Rank: #27087 (+97)
20M → 21M
12:34 | 12:34/mi
35K· 21.75 mi
4:20:40
Rank: #27034 (+53)
21M → 35K
8:18 | 11:06/mi
23M
4:36:40
Rank: #27010 (+24)
35K → 23M
16:00 | 12:47/mi
24M
4:49:05
Rank: #26982 (+28)
23M → 24M
12:25 | 12:25/mi
40K· 24.85 mi
4:59:42
Rank: #26937 (+45)
24M → 40K
10:37 | 12:25/mi
25.2M
5:04:32
Rank: #26926 (+11)
40K → 25.2M
4:50 | 14:01/mi
Finish· 26.22 mi
5:15:45
Rank: #26886 (+40)
25.2M → Finish
11:13 | 11:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:31:10
Pace11:32 /mi
2nd Half
Distance13.11 mi
Time2:44:35
Pace12:33 /mi
📊Positive Split: 8.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:4533:2510:4533:25
10:45
-
10K
6.21 mi12:23:371:07:1710:5033:52
10:54
+0:09
15K
9.32 mi13:01:101:44:5011:1537:33
12:05
+1:11
20K
12.43 mi13:38:222:22:0211:2637:12
11:58
-0:07
Half
13.11 mi13:47:302:31:1011:329:08
13:23
+1:25
25K
15.53 mi14:20:443:04:2411:5233:14
13:42
+0:19
30K
18.64 mi14:59:083:42:4811:5738:24
12:22
-1:20
20M
20.00 mi15:16:083:59:4811:5917:00
12:31
+0:09
21M
21.00 mi15:28:424:12:2212:0112:34
12:34
+0:03
35K
21.75 mi15:37:004:20:4011:598:18
11:06
-1:28
23M
23.00 mi15:53:004:36:4012:0216:00
12:47
+1:41
24M
24.00 mi16:05:254:49:0512:0312:25
12:25
-0:22
40K
24.85 mi16:16:024:59:4212:0310:37
12:25
0:00
25.2M
25.20 mi16:20:525:04:3212:054:50
14:01
+1:36
Finish
26.22 mi16:32:055:15:4512:0311:13
11:00
-3:01

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

10:45 /mi

Average Pace

12:03 /mi

Slowest Pace

14:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:26:48

27% of race

Time at Steady Pace

3:01:45

58% of race

Time at Slower Pace

47:12

15% of race

Average Pace: 12:03 /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 mi11:49:4533:2510:4533:25
10:45
#27217
10K
6.21 mi12:23:371:07:1710:5033:52
10:54
#27072
15K
9.32 mi13:01:101:44:5011:1537:33
12:05
#27370
20K
12.43 mi13:38:222:22:0211:2637:12
11:58
#27311
Half
13.11 mi13:47:302:31:1011:329:08
13:23
#27390
25K
15.53 mi14:20:443:04:2411:5233:14
13:42
#27497
30K
18.64 mi14:59:083:42:4811:5738:24
12:22
#27250
20M
20.00 mi15:16:083:59:4811:5917:00
12:31
#27184
21M
21.00 mi15:28:424:12:2212:0112:34
12:34
#27087
35K
21.75 mi15:37:004:20:4011:598:18
11:06
#27034
23M
23.00 mi15:53:004:36:4012:0216:00
12:47
#27010
24M
24.00 mi16:05:254:49:0512:0312:25
12:25
#26982
40K
24.85 mi16:16:024:59:4212:0310:37
12:25
#26937
25.2M
25.20 mi16:20:525:04:3212:054:50
14:01
#26926
Finish
26.22 mi16:32:055:15:4512:0311:13
11:00
#26886
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi27217114571145727674(Top 97%)11791(Top 96%)11791(Top 216%)
10K6.21 mi3.10 mi27072+14511393+6411393+6426924(Top 95%)11322(Top 93%)11322(Top 207%)
15K9.32 mi3.11 mi27370-29811574-18111574-18127674(Top 97%)11791(Top 96%)11791(Top 216%)
20K12.43 mi3.11 mi27311+5911546+2811546+2827093(Top 95%)11451(Top 94%)11451(Top 209%)
Half13.11 mi0.68 mi27390-7911597-5111597-5128138(Top 99%)12089(Top 99%)12089(Top 221%)
25K15.53 mi2.42 mi27497-10711683-8611683-8627738(Top 98%)11855(Top 97%)11855(Top 217%)
30K18.64 mi3.11 mi27250+24711553+13011553+13026012(Top 92%)10949(Top 90%)10949(Top 200%)
20M20.00 mi1.36 mi27184+6611513+4011513+4025917(Top 91%)10972(Top 90%)10972(Top 201%)
21M21.00 mi1.00 mi27087+9711469+4411469+4424472(Top 86%)10282(Top 84%)10282(Top 188%)
35K21.75 mi0.75 mi27034+5311441+2811441+2824404(Top 86%)10288(Top 84%)10288(Top 188%)
23M23.00 mi1.25 mi27010+2411433+811433+826124(Top 92%)11159(Top 91%)11159(Top 204%)
24M24.00 mi1.00 mi26982+2811420+1311420+1326207(Top 92%)11226(Top 92%)11226(Top 205%)
40K24.85 mi0.85 mi26937+4511405+1511405+1525538(Top 90%)10930(Top 89%)10930(Top 200%)
25.2M25.20 mi0.35 mi26926+1111402+311402+326282(Top 93%)11331(Top 93%)11331(Top 207%)
Finish26.22 mi1.02 mi26886+4011384+1811384+1825370(Top 89%)10839(Top 89%)10839(Top 198%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21stories
+97ft-345ft

Overall

27674

Females

11791

F18-39

11791

5K→10K

3.1 - 6.2 mi

Top 95%
×5stories
+79ft-138ft

Overall

26924

Females

11322

F18-39

11322

10K→15K

6.2 - 9.3 mi

Top 97%
×3stories
+67ft-78ft

Overall

27674

Females

11791

F18-39

11791

15K→20K

9.3 - 12.4 mi

Top 95%
×5stories
+106ft-86ft

Overall

27093

Females

11451

F18-39

11451

20K→Half

12.4 - 13.1 mi

Top 99%
×2stories
+19ft-37ft

Overall

28138

Females

12089

F18-39

12089

Half→25K

13.1 - 15.5 mi

Top 98%
×4stories
+66ft-88ft

Overall

27738

Females

11855

F18-39

11855

25K→30K

15.5 - 18.6 mi

Top 92%
×9stories
+181ft-148ft

Overall

26012

Females

10949

F18-39

10949

30K→20M

18.6 - 20.0 mi

Top 91%
×5stories
+64ft-50ft

Overall

25917

Females

10972

F18-39

10972

20M→21M

20.0 - 21.0 mi

Top 86%
×8stories
+106ft-24ft

Overall

24472

Females

10282

F18-39

10282

21M→35K

21.0 - 21.8 mi

Top 86%
×7stories
+17ft-86ft

Overall

24404

Females

10288

F18-39

10288

35K→23M

21.8 - 23.0 mi

Top 92%
×5stories
+23ft-63ft

Overall

26124

Females

11159

F18-39

11159

23M→24M

23.0 - 24.0 mi

Top 92%
×6stories
+12ft-82ft

Overall

26207

Females

11226

F18-39

11226

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

25538

Females

10930

F18-39

10930

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

26282

Females

11331

F18-39

11331

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2stories
+22ft-21ft

Overall

25370

Females

10839

F18-39

10839

Passing Analysis

Category:
Athletes Passed
1078
Passed By
747
Net Change
+331
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27217
5K → 10K22984+145#27217#27072
10K → 15K33331-298#27072#27370
15K → 20K12667+59#27370#27311
20K → Half382-79#27311#27390
Half → 25K32139-107#27390#27497
25K → 30K2514+247#27497#27250
30K → 20M715+66#27250#27184
20M → 21M970+97#27184#27087
21M → 35K530+53#27087#27034
35K → 23M3410+24#27034#27010
23M → 24M3810+28#27010#26982
24M → 40K505+45#26982#26937
40K → 25.2M176+11#26937#26926
25.2M → Finish444+40#26926#26886
TOTALS1078747+331
📊

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