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BOSTON MARATHON 2025

Katherine Wilson-Milne

Bib: 19356•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 44%
Gender (Female)
#0 / 12228
Top 28%
Masters (Masters Women)
#0 / 6759
Top 14%
Division (F40-44)
#0 / 1718
Top 29%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:46/mi
24:08
↑ 97↓ 3451.5%
10K· 6.21 mi
7:42/mi
48:04
↑ 79↓ 1380.4%
15K· 9.32 mi
7:42/mi
1:12:00
↑ 67↓ 78
20K· 12.43 mi
7:49/mi
1:36:18
↑ 106↓ 860.1%
Half· 13.11 mi
7:45/mi
1:41:35
↑ 19↓ 370.5%
25K· 15.53 mi
7:53/mi
2:00:41
↑ 66↓ 880.2%
30K· 18.64 mi
8:09/mi
2:25:59
↑ 181↓ 1480.2%
20M
8:15/mi
2:37:11
↑ 64↓ 500.2%
21M
8:45/mi
2:45:56
↑ 106↓ 241.6%
35K· 21.75 mi
7:46/mi
2:51:45
↑ 17↓ 861.7%
23M
8:10/mi
3:01:58
↑ 23↓ 630.6%
24M
8:00/mi
3:09:58
↓ 821.3%
40K· 24.85 mi
7:50/mi
3:16:40
↓ 200.3%
25.2M
8:42/mi
3:19:40
↑ 13↓ 160.2%
Finish· 26.22 mi
7:40/mi
3:27:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:35
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:45:54
Pace8:05 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:4624:087:4624:08
7:46
-
10K
6.21 mi11:40:4248:047:4423:56
7:42
-0:04
15K
9.32 mi12:04:381:12:007:4323:56
7:42
0:00
20K
12.43 mi12:28:561:36:187:4524:18
7:49
+0:07
Half
13.11 mi12:34:131:41:357:455:17
7:45
-0:04
25K
15.53 mi12:53:192:00:417:4619:06
7:53
+0:08
30K
18.64 mi13:18:372:25:597:5025:18
8:09
+0:16
20M
20.00 mi13:29:492:37:117:5211:12
8:15
+0:06
21M
21.00 mi13:38:342:45:567:548:45
8:45
+0:30
35K
21.75 mi13:44:232:51:457:545:49
7:46
-0:59
23M
23.00 mi13:54:363:01:587:5510:13
8:10
+0:24
24M
24.00 mi14:02:363:09:587:558:00
8:00
-0:10
40K
24.85 mi14:09:183:16:407:556:42
7:50
-0:10
25.2M
25.20 mi14:12:183:19:407:553:00
8:42
+0:52
Finish
26.22 mi14:20:073:27:297:557:49
7:40
-1:02

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

7:40 /mi

Average Pace

7:55 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:44

94% of race

Time at Steady Pace

11:45

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:55 /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 mi11:16:4624:087:4624:08
7:46
#14523
10K
6.21 mi11:40:4248:047:4423:56
7:42
#14205
15K
9.32 mi12:04:381:12:007:4323:56
7:42
#13982
20K
12.43 mi12:28:561:36:187:4524:18
7:49
#13792
Half
13.11 mi12:34:131:41:357:455:17
7:45
#13783
25K
15.53 mi12:53:192:00:417:4619:06
7:53
#13613
30K
18.64 mi13:18:372:25:597:5025:18
8:09
#13347
20M
20.00 mi13:29:492:37:117:5211:12
8:15
#13204
21M
21.00 mi13:38:342:45:567:548:45
8:45
#13102
35K
21.75 mi13:44:232:51:457:545:49
7:46
#13007
23M
23.00 mi13:54:363:01:587:5510:13
8:10
#12844
24M
24.00 mi14:02:363:09:587:558:00
8:00
#12758
40K
24.85 mi14:09:183:16:407:556:42
7:50
#12595
25.2M
25.20 mi14:12:183:19:407:553:00
8:42
#12533
Finish
26.22 mi14:20:073:27:297:557:49
7:40
#12446
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi145234229422913549(Top 48%)3761(Top 31%)3761(Top 219%)
10K6.21 mi3.10 mi14205+3184058+1714058+17113934(Top 49%)3921(Top 32%)3921(Top 228%)
15K9.32 mi3.11 mi13982+2233958+1003958+10013549(Top 48%)3761(Top 31%)3761(Top 219%)
20K12.43 mi3.11 mi13792+1903894+643894+6413454(Top 47%)3787(Top 31%)3787(Top 220%)
Half13.11 mi0.68 mi13783+93897-33897-313809(Top 49%)3948(Top 32%)3948(Top 230%)
25K15.53 mi2.42 mi13613+1703826+713826+7112962(Top 46%)3645(Top 30%)3645(Top 212%)
30K18.64 mi3.11 mi13347+2663740+863740+8612401(Top 44%)3503(Top 29%)3503(Top 204%)
20M20.00 mi1.36 mi13204+1433696+443696+4412093(Top 43%)3497(Top 29%)3497(Top 204%)
21M21.00 mi1.00 mi13102+1023662+343662+3412007(Top 42%)3600(Top 29%)3600(Top 210%)
35K21.75 mi0.75 mi13007+953626+363626+3610690(Top 38%)2961(Top 24%)2961(Top 172%)
23M23.00 mi1.25 mi12844+1633578+483578+4811143(Top 39%)3300(Top 27%)3300(Top 192%)
24M24.00 mi1.00 mi12758+863558+203558+2011263(Top 40%)3443(Top 28%)3443(Top 200%)
40K24.85 mi0.85 mi12595+1633504+543504+549085(Top 32%)2506(Top 20%)2506(Top 146%)
25.2M25.20 mi0.35 mi12533+623490+143490+1410097(Top 36%)3084(Top 25%)3084(Top 180%)
Finish26.22 mi1.02 mi12446+873471+193471+1910510(Top 37%)3225(Top 26%)3225(Top 188%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21story building
+97ft-345ft

Overall

13549

Females

3761

F40-44

3761

5K→10K

3.1 - 6.2 mi

Top 49%
×5story building
+79ft-138ft

Overall

13934

Females

3921

F40-44

3921

10K→15K

6.2 - 9.3 mi

Top 48%
×3story building
+67ft-78ft

Overall

13549

Females

3761

F40-44

3761

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

13454

Females

3787

F40-44

3787

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

13809

Females

3948

F40-44

3948

Half→25K

13.1 - 15.5 mi

Top 46%
×4story building
+66ft-88ft

Overall

12962

Females

3645

F40-44

3645

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

12401

Females

3503

F40-44

3503

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

12093

Females

3497

F40-44

3497

20M→21M

20.0 - 21.0 mi

Top 42%
×8story building
+106ft-24ft

Overall

12007

Females

3600

F40-44

3600

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

10690

Females

2961

F40-44

2961

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

11143

Females

3300

F40-44

3300

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

11263

Females

3443

F40-44

3443

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

9085

Females

2506

F40-44

2506

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

10097

Females

3084

F40-44

3084

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2story building
+22ft-21ft

Overall

10510

Females

3225

F40-44

3225

Passing Analysis

Category:
Athletes Passed
2874
Passed By
797
Net Change
+2077
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14523
5K → 10K466148+318#14523#14205
10K → 15K31592+223#14205#13982
15K → 20K304114+190#13982#13792
20K → Half3728+9#13792#13783
Half → 25K25686+170#13783#13613
25K → 30K370104+266#13613#13347
30K → 20M18340+143#13347#13204
20M → 21M15755+102#13204#13102
21M → 35K1049+95#13102#13007
35K → 23M19229+163#13007#12844
23M → 24M12539+86#12844#12758
24M → 40K17613+163#12758#12595
40K → 25.2M719+62#12595#12533
25.2M → Finish11831+87#12533#12446
TOTALS2874797+2077
📊

Passing Visuals

Category:
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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