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BOSTON MARATHON 2025

Jennifer Stinson

Bib: 15424•F

AB

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 45%
Gender (Female)
#0 / 12228
Top 30%
Masters (Masters Women)
#0 / 6759
Top 15%
Division (F40-44)
#0 / 1718
Top 32%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:27
Rank: #15426
Start → 5K
24:27 | 7:52/mi
10K· 6.21 mi
47:59
Rank: #14091 (+1335)
5K → 10K
23:32 | 7:34/mi
15K· 9.32 mi
1:11:40
Rank: #13657 (+434)
10K → 15K
23:41 | 7:37/mi
20K· 12.43 mi
1:36:24
Rank: #13881 (-224)
15K → 20K
24:44 | 7:58/mi
Half· 13.11 mi
1:41:38
Rank: #13826 (+55)
20K → Half
5:14 | 7:40/mi
25K· 15.53 mi
2:00:58
Rank: #13784 (+42)
Half → 25K
19:20 | 7:58/mi
30K· 18.64 mi
2:26:35
Rank: #13594 (+190)
25K → 30K
25:37 | 8:15/mi
20M
2:37:41
Rank: #13407 (+187)
30K → 20M
11:06 | 8:10/mi
21M
2:46:31
Rank: #13319 (+88)
20M → 21M
8:50 | 8:50/mi
35K· 21.75 mi
2:52:11
Rank: #13154 (+165)
21M → 35K
5:40 | 7:34/mi
23M
3:02:30
Rank: #13045 (+109)
35K → 23M
10:19 | 8:14/mi
24M
3:10:22
Rank: #12896 (+149)
23M → 24M
7:52 | 7:52/mi
40K· 24.85 mi
3:17:29
Rank: #12861 (+35)
24M → 40K
7:07 | 8:19/mi
25.2M
3:20:37
Rank: #12849 (+12)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:28:53
Rank: #12866 (-17)
25.2M → Finish
8:16 | 8:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:38
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:47:15
Pace8:11 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:2024:277:5224:27
7:52
-
10K
6.21 mi11:19:5247:597:4323:32
7:34
-0:18
15K
9.32 mi11:43:331:11:407:4123:41
7:37
+0:03
20K
12.43 mi12:08:171:36:247:4524:44
7:58
+0:21
Half
13.11 mi12:13:311:41:387:455:14
7:40
-0:18
25K
15.53 mi12:32:512:00:587:4719:20
7:58
+0:18
30K
18.64 mi12:58:282:26:357:5225:37
8:15
+0:17
20M
20.00 mi13:09:342:37:417:5311:06
8:10
-0:05
21M
21.00 mi13:18:242:46:317:568:50
8:50
+0:40
35K
21.75 mi13:24:042:52:117:555:40
7:34
-1:16
23M
23.00 mi13:34:233:02:307:5610:19
8:14
+0:40
24M
24.00 mi13:42:153:10:227:567:52
7:52
-0:22
40K
24.85 mi13:49:223:17:297:577:07
8:19
+0:27
25.2M
25.20 mi13:52:303:20:377:583:08
9:05
+0:46
Finish
26.22 mi14:00:463:28:537:588:16
8:07
-0:58

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

7:34 /mi

Average Pace

7:58 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:07

28% of race

Time at Steady Pace

1:35:45

46% of race

Time at Slower Pace

55:01

26% of race

Average Pace: 7:58 /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 mi10:56:2024:277:5224:27
7:52
#15426
10K
6.21 mi11:19:5247:597:4323:32
7:34
#14091
15K
9.32 mi11:43:331:11:407:4123:41
7:37
#13657
20K
12.43 mi12:08:171:36:247:4524:44
7:58
#13881
Half
13.11 mi12:13:311:41:387:455:14
7:40
#13826
25K
15.53 mi12:32:512:00:587:4719:20
7:58
#13784
30K
18.64 mi12:58:282:26:357:5225:37
8:15
#13594
20M
20.00 mi13:09:342:37:417:5311:06
8:10
#13407
21M
21.00 mi13:18:242:46:317:568:50
8:50
#13319
35K
21.75 mi13:24:042:52:117:555:40
7:34
#13154
23M
23.00 mi13:34:233:02:307:5610:19
8:14
#13045
24M
24.00 mi13:42:153:10:227:567:52
7:52
#12896
40K
24.85 mi13:49:223:17:297:577:07
8:19
#12861
25.2M
25.20 mi13:52:303:20:377:583:08
9:05
#12849
Finish
26.22 mi14:00:463:28:537:588:16
8:07
#12866
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi154264790479012821(Top 45%)3346(Top 27%)3346(Top 195%)
10K6.21 mi3.10 mi14091+13353992+7983992+79812809(Top 45%)3258(Top 27%)3258(Top 190%)
15K9.32 mi3.11 mi13657+4343773+2193773+21912821(Top 45%)3346(Top 27%)3346(Top 195%)
20K12.43 mi3.11 mi13881-2243943-1703943-17014624(Top 51%)4435(Top 36%)4435(Top 258%)
Half13.11 mi0.68 mi13826+553924+193924+1913222(Top 47%)3622(Top 30%)3622(Top 211%)
25K15.53 mi2.42 mi13784+423920+43920+413689(Top 48%)4049(Top 33%)4049(Top 236%)
30K18.64 mi3.11 mi13594+1903877+433877+4313141(Top 46%)3910(Top 32%)3910(Top 228%)
20M20.00 mi1.36 mi13407+1873809+683809+6811640(Top 41%)3262(Top 27%)3262(Top 190%)
21M21.00 mi1.00 mi13319+883787+223787+2212535(Top 44%)3882(Top 32%)3882(Top 226%)
35K21.75 mi0.75 mi13154+1653711+763711+769242(Top 33%)2264(Top 19%)2264(Top 132%)
23M23.00 mi1.25 mi13045+1093697+143697+1411669(Top 41%)3567(Top 29%)3567(Top 208%)
24M24.00 mi1.00 mi12896+1493645+523645+5210364(Top 36%)2986(Top 24%)2986(Top 174%)
40K24.85 mi0.85 mi12861+353655-103655-1012319(Top 43%)4088(Top 33%)4088(Top 238%)
25.2M25.20 mi0.35 mi12849+123663-83663-812331(Top 43%)4130(Top 34%)4130(Top 240%)
Finish26.22 mi1.02 mi12866-173687-243687-2413685(Top 48%)4783(Top 39%)4783(Top 278%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

12821

Females

3346

F40-44

3346

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

12809

Females

3258

F40-44

3258

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

12821

Females

3346

F40-44

3346

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

14624

Females

4435

F40-44

4435

20K→Half

12.4 - 13.1 mi

Top 47%
×2stories
+19ft-37ft

Overall

13222

Females

3622

F40-44

3622

Half→25K

13.1 - 15.5 mi

Top 48%
×4stories
+66ft-88ft

Overall

13689

Females

4049

F40-44

4049

25K→30K

15.5 - 18.6 mi

Top 46%
×9stories
+181ft-148ft

Overall

13141

Females

3910

F40-44

3910

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

11640

Females

3262

F40-44

3262

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

12535

Females

3882

F40-44

3882

21M→35K

21.0 - 21.8 mi

Top 33%
×7stories
+17ft-86ft

Overall

9242

Females

2264

F40-44

2264

35K→23M

21.8 - 23.0 mi

Top 41%
×5stories
+23ft-63ft

Overall

11669

Females

3567

F40-44

3567

23M→24M

23.0 - 24.0 mi

Top 36%
×6stories
+12ft-82ft

Overall

10364

Females

2986

F40-44

2986

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12319

Females

4088

F40-44

4088

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

12331

Females

4130

F40-44

4130

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

13685

Females

4783

F40-44

4783

Passing Analysis

Category:
Athletes Passed
3608
Passed By
1048
Net Change
+2560
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15426
5K → 10K136328+1335#15426#14091
10K → 15K47541+434#14091#13657
15K → 20K144368-224#13657#13881
20K → Half6611+55#13881#13826
Half → 25K202160+42#13826#13784
25K → 30K318128+190#13784#13594
30K → 20M21831+187#13594#13407
20M → 21M13951+88#13407#13319
21M → 35K1683+165#13319#13154
35K → 23M15748+109#13154#13045
23M → 24M16617+149#13045#12896
24M → 40K8651+35#12896#12861
40K → 25.2M3725+12#12861#12849
25.2M → Finish6986-17#12849#12866
TOTALS36081048+2560
📊

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