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BOSTON MARATHON 2025

Stephanie Young

Bib: 12779•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 39%
Gender (Female)
#0 / 12228
Top 22%
Division (F18-39)
#0 / 5469
Top 38%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:52
Rank: #13814
Start → 5K
23:52 | 7:41/mi
10K· 6.21 mi
47:46
Rank: #13817 (-3)
5K → 10K
23:54 | 7:42/mi
15K· 9.32 mi
1:11:24
Rank: #13410 (+407)
10K → 15K
23:38 | 7:36/mi
20K· 12.43 mi
1:35:34
Rank: #13283 (+127)
15K → 20K
24:10 | 7:47/mi
Half· 13.11 mi
1:40:44
Rank: #13220 (+63)
20K → Half
5:10 | 7:34/mi
25K· 15.53 mi
1:59:27
Rank: #12949 (+271)
Half → 25K
18:43 | 7:43/mi
30K· 18.64 mi
2:23:48
Rank: #12390 (+559)
25K → 30K
24:21 | 7:50/mi
20M
2:34:27
Rank: #12099 (+291)
30K → 20M
10:39 | 7:50/mi
21M
2:42:31
Rank: #11807 (+292)
20M → 21M
8:04 | 8:04/mi
35K· 21.75 mi
2:48:15
Rank: #11715 (+92)
21M → 35K
5:44 | 7:40/mi
23M
2:57:58
Rank: #11459 (+256)
35K → 23M
9:43 | 7:46/mi
24M
3:05:37
Rank: #11272 (+187)
23M → 24M
7:39 | 7:39/mi
40K· 24.85 mi
3:12:18
Rank: #11156 (+116)
24M → 40K
6:41 | 7:49/mi
25.2M
3:15:11
Rank: #11086 (+70)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:22:45
Rank: #10957 (+129)
25.2M → Finish
7:34 | 7:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:44
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time1:42:01
Pace7:47 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1123:527:4123:52
7:41
-
10K
6.21 mi11:16:0547:467:4123:54
7:42
+0:01
15K
9.32 mi11:39:431:11:247:4023:38
7:36
-0:06
20K
12.43 mi12:03:531:35:347:4124:10
7:47
+0:11
Half
13.11 mi12:09:031:40:447:415:10
7:34
-0:13
25K
15.53 mi12:27:461:59:277:4118:43
7:43
+0:09
30K
18.64 mi12:52:072:23:487:4324:21
7:50
+0:07
20M
20.00 mi13:02:462:34:277:4310:39
7:50
0:00
21M
21.00 mi13:10:502:42:317:448:04
8:04
+0:14
35K
21.75 mi13:16:342:48:157:445:44
7:40
-0:24
23M
23.00 mi13:26:172:57:587:449:43
7:46
+0:06
24M
24.00 mi13:33:563:05:377:447:39
7:39
-0:07
40K
24.85 mi13:40:373:12:187:446:41
7:49
+0:10
25.2M
25.20 mi13:43:303:15:117:452:53
8:22
+0:33
Finish
26.22 mi13:51:043:22:457:447:34
7:26
-0:56

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

7:26 /mi

Average Pace

7:44 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:19:52

99% of race

Time at Steady Pace

2:53

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:44 /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 mi10:52:1123:527:4123:52
7:41
#13814
10K
6.21 mi11:16:0547:467:4123:54
7:42
#13817
15K
9.32 mi11:39:431:11:247:4023:38
7:36
#13410
20K
12.43 mi12:03:531:35:347:4124:10
7:47
#13283
Half
13.11 mi12:09:031:40:447:415:10
7:34
#13220
25K
15.53 mi12:27:461:59:277:4118:43
7:43
#12949
30K
18.64 mi12:52:072:23:487:4324:21
7:50
#12390
20M
20.00 mi13:02:462:34:277:4310:39
7:50
#12099
21M
21.00 mi13:10:502:42:317:448:04
8:04
#11807
35K
21.75 mi13:16:342:48:157:445:44
7:40
#11715
23M
23.00 mi13:26:172:57:587:449:43
7:46
#11459
24M
24.00 mi13:33:563:05:377:447:39
7:39
#11272
40K
24.85 mi13:40:373:12:187:446:41
7:49
#11156
25.2M
25.20 mi13:43:303:15:117:452:53
8:22
#11086
Finish
26.22 mi13:51:043:22:457:447:34
7:26
#10957
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi138143781378112663(Top 45%)3252(Top 27%)3252(Top 59%)
10K6.21 mi3.10 mi13817-33832-513832-5113828(Top 49%)3850(Top 31%)3850(Top 70%)
15K9.32 mi3.11 mi13410+4073631+2013631+20112663(Top 45%)3252(Top 27%)3252(Top 59%)
20K12.43 mi3.11 mi13283+1273594+373594+3713089(Top 46%)3593(Top 29%)3593(Top 66%)
Half13.11 mi0.68 mi13220+633569+253569+2512381(Top 44%)3148(Top 26%)3148(Top 58%)
25K15.53 mi2.42 mi12949+2713446+1233446+12311711(Top 41%)2970(Top 24%)2970(Top 54%)
30K18.64 mi3.11 mi12390+5593212+2343212+23410212(Top 36%)2388(Top 20%)2388(Top 44%)
20M20.00 mi1.36 mi12099+2913084+1283084+1289319(Top 33%)2137(Top 17%)2137(Top 39%)
21M21.00 mi1.00 mi11807+2922972+1122972+1127796(Top 27%)1642(Top 13%)1642(Top 30%)
35K21.75 mi0.75 mi11715+922940+322940+329837(Top 35%)2529(Top 21%)2529(Top 46%)
23M23.00 mi1.25 mi11459+2562863+772863+778348(Top 29%)1977(Top 16%)1977(Top 36%)
24M24.00 mi1.00 mi11272+1872805+582805+588826(Top 31%)2252(Top 18%)2252(Top 41%)
40K24.85 mi0.85 mi11156+1162770+352770+358924(Top 31%)2421(Top 20%)2421(Top 44%)
25.2M25.20 mi0.35 mi11086+702751+192751+198054(Top 28%)2112(Top 17%)2112(Top 39%)
Finish26.22 mi1.02 mi10957+1292721+302721+308703(Top 31%)2394(Top 20%)2394(Top 44%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

12663

Females

3252

F18-39

3252

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

13828

Females

3850

F18-39

3850

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

12663

Females

3252

F18-39

3252

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

13089

Females

3593

F18-39

3593

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

12381

Females

3148

F18-39

3148

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

11711

Females

2970

F18-39

2970

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

10212

Females

2388

F18-39

2388

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

9319

Females

2137

F18-39

2137

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7796

Females

1642

F18-39

1642

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

9837

Females

2529

F18-39

2529

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

8348

Females

1977

F18-39

1977

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8826

Females

2252

F18-39

2252

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8924

Females

2421

F18-39

2421

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

8054

Females

2112

F18-39

2112

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2stories
+22ft-21ft

Overall

8703

Females

2394

F18-39

2394

Passing Analysis

Category:
Athletes Passed
3465
Passed By
608
Net Change
+2857
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13814
5K → 10K279282-3#13814#13817
10K → 15K45346+407#13817#13410
15K → 20K251124+127#13410#13283
20K → Half729+63#13283#13220
Half → 25K30938+271#13220#12949
25K → 30K58122+559#12949#12390
30K → 20M2954+291#12390#12099
20M → 21M2986+292#12099#11807
21M → 35K10715+92#11807#11715
35K → 23M2637+256#11715#11459
23M → 24M20114+187#11459#11272
24M → 40K13216+116#11272#11156
40K → 25.2M788+70#11156#11086
25.2M → Finish14617+129#11086#10957
TOTALS3465608+2857
📊

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