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BOSTON MARATHON 2025

Heather Dye

Bib: 16894•F

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:32
Rank: #18250
Start → 5K
25:32 | 8:13/mi
10K· 6.21 mi
50:50
Rank: #17851 (+399)
5K → 10K
25:18 | 8:09/mi
15K· 9.32 mi
1:16:47
Rank: #18033 (-182)
10K → 15K
25:57 | 8:21/mi
20K· 12.43 mi
1:43:22
Rank: #18117 (-84)
15K → 20K
26:35 | 8:33/mi
Half· 13.11 mi
1:49:13
Rank: #18180 (-63)
20K → Half
5:51 | 8:34/mi
25K· 15.53 mi
2:10:48
Rank: #18414 (-234)
Half → 25K
21:35 | 8:54/mi
30K· 18.64 mi
2:40:26
Rank: #18802 (-388)
25K → 30K
29:38 | 9:32/mi
20M
2:53:59
Rank: #19029 (-227)
30K → 20M
13:33 | 9:58/mi
21M
3:05:09
Rank: #19271 (-242)
20M → 21M
11:10 | 11:10/mi
35K· 21.75 mi
3:13:05
Rank: #19525 (-254)
21M → 35K
7:56 | 10:36/mi
23M
3:25:43
Rank: #19631 (-106)
35K → 23M
12:38 | 10:05/mi
24M
3:35:42
Rank: #19731 (-100)
23M → 24M
9:59 | 9:59/mi
40K· 24.85 mi
3:44:29
Rank: #19831 (-100)
24M → 40K
8:47 | 10:16/mi
25.2M
3:48:09
Rank: #19832 (-1)
40K → 25.2M
3:40 | 10:38/mi
Finish· 26.22 mi
3:57:49
Rank: #19899 (-67)
25.2M → Finish
9:40 | 9:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:13
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time2:08:36
Pace9:49 /mi
📊Positive Split: 17.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:00:4325:328:1325:32
8:13
-
10K
6.21 mi11:26:0150:508:1125:18
8:09
-0:04
15K
9.32 mi11:51:581:16:478:1425:57
8:21
+0:12
20K
12.43 mi12:18:331:43:228:1926:35
8:33
+0:12
Half
13.11 mi12:24:241:49:138:205:51
8:34
+0:01
25K
15.53 mi12:45:592:10:488:2521:35
8:54
+0:20
30K
18.64 mi13:15:372:40:268:3629:38
9:32
+0:38
20M
20.00 mi13:29:102:53:598:4213:33
9:58
+0:26
21M
21.00 mi13:40:203:05:098:4911:10
11:10
+1:12
35K
21.75 mi13:48:163:13:058:537:56
10:36
-0:34
23M
23.00 mi14:00:543:25:438:5712:38
10:05
-0:31
24M
24.00 mi14:10:533:35:428:599:59
9:59
-0:06
40K
24.85 mi14:19:403:44:299:028:47
10:16
+0:17
25.2M
25.20 mi14:23:203:48:099:033:40
10:38
+0:22
Finish
26.22 mi14:33:003:57:499:059:40
9:29
-1:09

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

8:09 /mi

Average Pace

9:05 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:48

55% of race

Time at Steady Pace

1:02:50

26% of race

Time at Slower Pace

44:11

19% 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 mi11:00:4325:328:1325:32
8:13
#18250
10K
6.21 mi11:26:0150:508:1125:18
8:09
#17851
15K
9.32 mi11:51:581:16:478:1425:57
8:21
#18033
20K
12.43 mi12:18:331:43:228:1926:35
8:33
#18117
Half
13.11 mi12:24:241:49:138:205:51
8:34
#18180
25K
15.53 mi12:45:592:10:488:2521:35
8:54
#18414
30K
18.64 mi13:15:372:40:268:3629:38
9:32
#18802
20M
20.00 mi13:29:102:53:598:4213:33
9:58
#19029
21M
21.00 mi13:40:203:05:098:4911:10
11:10
#19271
35K
21.75 mi13:48:163:13:058:537:56
10:36
#19525
23M
23.00 mi14:00:543:25:438:5712:38
10:05
#19631
24M
24.00 mi14:10:533:35:428:599:59
9:59
#19731
40K
24.85 mi14:19:403:44:299:028:47
10:16
#19831
25.2M
25.20 mi14:23:203:48:099:033:40
10:38
#19832
Finish
26.22 mi14:33:003:57:499:059:40
9:29
#19899
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi182506494649418409(Top 65%)6563(Top 54%)6563(Top 504%)
10K6.21 mi3.10 mi17851+3996242+2526242+25217513(Top 62%)6008(Top 49%)6008(Top 461%)
15K9.32 mi3.11 mi18033-1826355-1136355-11318409(Top 65%)6563(Top 54%)6563(Top 504%)
20K12.43 mi3.11 mi18117-846409-546409-5418598(Top 65%)6686(Top 55%)6686(Top 513%)
Half13.11 mi0.68 mi18180-636448-396448-3919739(Top 69%)7327(Top 60%)7327(Top 562%)
25K15.53 mi2.42 mi18414-2346589-1416589-14119456(Top 68%)7233(Top 59%)7233(Top 555%)
30K18.64 mi3.11 mi18802-3886828-2396828-23920094(Top 71%)7707(Top 63%)7707(Top 591%)
20M20.00 mi1.36 mi19029-2276997-1696997-16920843(Top 73%)8267(Top 68%)8267(Top 634%)
21M21.00 mi1.00 mi19271-2427154-1577154-15721813(Top 77%)8870(Top 73%)8870(Top 681%)
35K21.75 mi0.75 mi19525-2547319-1657319-16523391(Top 82%)9743(Top 80%)9743(Top 748%)
23M23.00 mi1.25 mi19631-1067414-957414-9520787(Top 73%)8444(Top 69%)8444(Top 648%)
24M24.00 mi1.00 mi19731-1007498-847498-8421331(Top 75%)8765(Top 72%)8765(Top 673%)
40K24.85 mi0.85 mi19831-1007572-747572-7421304(Top 75%)8818(Top 72%)8818(Top 677%)
25.2M25.20 mi0.35 mi19832-17575-37575-319527(Top 69%)7914(Top 65%)7914(Top 607%)
Finish26.22 mi1.02 mi19899-677631-567631-5621135(Top 74%)8721(Top 71%)8721(Top 669%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

18409

Females

6563

F50-54

6563

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

17513

Females

6008

F50-54

6008

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

18409

Females

6563

F50-54

6563

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

18598

Females

6686

F50-54

6686

20K→Half

12.4 - 13.1 mi

Top 69%
×2stories
+19ft-37ft

Overall

19739

Females

7327

F50-54

7327

Half→25K

13.1 - 15.5 mi

Top 68%
×4stories
+66ft-88ft

Overall

19456

Females

7233

F50-54

7233

25K→30K

15.5 - 18.6 mi

Top 71%
×9stories
+181ft-148ft

Overall

20094

Females

7707

F50-54

7707

30K→20M

18.6 - 20.0 mi

Top 73%
×5stories
+64ft-50ft

Overall

20843

Females

8267

F50-54

8267

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

21813

Females

8870

F50-54

8870

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

23391

Females

9743

F50-54

9743

35K→23M

21.8 - 23.0 mi

Top 73%
×5stories
+23ft-63ft

Overall

20787

Females

8444

F50-54

8444

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

21331

Females

8765

F50-54

8765

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

21304

Females

8818

F50-54

8818

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

19527

Females

7914

F50-54

7914

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

21135

Females

8721

F50-54

8721

Passing Analysis

Category:
Athletes Passed
1358
Passed By
3007
Net Change
-1649
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18250
5K → 10K522123+399#18250#17851
10K → 15K130312-182#17851#18033
15K → 20K156240-84#18033#18117
20K → Half2689-63#18117#18180
Half → 25K98332-234#18180#18414
25K → 30K132520-388#18414#18802
30K → 20M48275-227#18802#19029
20M → 21M39281-242#19029#19271
21M → 35K11265-254#19271#19525
35K → 23M57163-106#19525#19631
23M → 24M42142-100#19631#19731
24M → 40K35135-100#19731#19831
40K → 25.2M2526-1#19831#19832
25.2M → Finish37104-67#19832#19899
TOTALS13583007-1649
📊

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