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BOSTON MARATHON 2025

Maddie Macdonald

Bib: 13250•F

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 21%
Gender (Female)
#0 / 12228
Top 6%
Division (F18-39)
#0 / 5469
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:43
Rank: #5184
Start → 5K
6:40/mi
20:43 split
10K· 6.21 mi
41:25
Rank: #5070 (+114)
5K → 10K
6:40/mi
20:42 split
15K· 9.32 mi
1:01:59
Rank: #4809 (+261)
10K → 15K
6:37/mi
20:34 split
20K· 12.43 mi
1:22:47
Rank: #4653 (+156)
15K → 20K
6:42/mi
20:48 split
Half· 13.11 mi
1:27:18
Rank: #4640 (+13)
20K → Half
6:37/mi
4:31 split
25K· 15.53 mi
1:43:24
Rank: #4430 (+210)
Half → 25K
6:38/mi
16:06 split
30K· 18.64 mi
2:05:02
Rank: #4374 (+56)
25K → 30K
6:58/mi
21:38 split
20M
2:14:51
Rank: #4451 (-77)
30K → 20M
7:13/mi
9:49 split
21M
2:22:31
Rank: #4505 (-54)
20M → 21M
7:40/mi
7:40 split
35K· 21.75 mi
2:27:38
Rank: #4470 (+35)
21M → 35K
6:50/mi
5:07 split
23M
2:36:46
Rank: #4506 (-36)
35K → 23M
7:18/mi
9:08 split
24M
2:44:18
Rank: #4692 (-186)
23M → 24M
7:32/mi
7:32 split
40K· 24.85 mi
2:53:35
Rank: #5479 (-787)
24M → 40K
10:51/mi
9:17 split
25.2M
2:57:08
Rank: #5625 (-146)
40K → 25.2M
10:18/mi
3:33 split
Finish· 26.22 mi
3:06:16
Rank: #6055 (-430)
25.2M → Finish
8:58/mi
9:08 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:18
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:38:58
Pace7:33 /mi
📊Positive Split: 13.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:1520:436:4020:43
6:40
-
10K
6.21 mi11:09:5741:256:4020:42
6:40
0:00
15K
9.32 mi11:30:311:01:596:3920:34
6:37
-0:03
20K
12.43 mi11:51:191:22:476:4020:48
6:42
+0:05
Half
13.11 mi11:55:501:27:186:404:31
6:37
-0:05
25K
15.53 mi12:11:561:43:246:3916:06
6:38
+0:01
30K
18.64 mi12:33:342:05:026:4221:38
6:58
+0:20
20M
20.00 mi12:43:232:14:516:459:49
7:13
+0:15
21M
21.00 mi12:51:032:22:316:477:40
7:40
+0:27
35K
21.75 mi12:56:102:27:386:475:07
6:50
-0:50
23M
23.00 mi13:05:182:36:466:499:08
7:18
+0:28
24M
24.00 mi13:12:502:44:186:517:32
7:32
+0:14
40K
24.85 mi13:22:072:53:356:599:17
10:51
+3:19
25.2M
25.20 mi13:25:402:57:087:023:33
10:18
-0:33
Finish
26.22 mi13:34:483:06:167:079:08
8:58
-1:20

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

6:37 /mi

Average Pace

7:07 /mi

Slowest Pace

10:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:36:38

84% of race

Time at Slower Pace

29:38

16% of race

Average Pace: 7:06 /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 mi10:49:1520:436:4020:43
6:40
#5184
10K
6.21 mi11:09:5741:256:4020:42
6:40
#5070
15K
9.32 mi11:30:311:01:596:3920:34
6:37
#4809
20K
12.43 mi11:51:191:22:476:4020:48
6:42
#4653
Half
13.11 mi11:55:501:27:186:404:31
6:37
#4640
25K
15.53 mi12:11:561:43:246:3916:06
6:38
#4430
30K
18.64 mi12:33:342:05:026:4221:38
6:58
#4374
20M
20.00 mi12:43:232:14:516:459:49
7:13
#4451
21M
21.00 mi12:51:032:22:316:477:40
7:40
#4505
35K
21.75 mi12:56:102:27:386:475:07
6:50
#4470
23M
23.00 mi13:05:182:36:466:499:08
7:18
#4506
24M
24.00 mi13:12:502:44:186:517:32
7:32
#4692
40K
24.85 mi13:22:072:53:356:599:17
10:51
#5479
25.2M
25.20 mi13:25:402:57:087:023:33
10:18
#5625
Finish
26.22 mi13:34:483:06:167:079:08
8:58
#6055
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi51843473474420(Top 16%)269(Top 2%)269(Top 5%)
10K6.21 mi3.10 mi5070+114335+12335+125024(Top 18%)329(Top 3%)329(Top 6%)
15K9.32 mi3.11 mi4809+261304+31304+314420(Top 16%)269(Top 2%)269(Top 5%)
20K12.43 mi3.11 mi4653+156298+6298+64409(Top 16%)285(Top 2%)285(Top 5%)
Half13.11 mi0.68 mi4640+13295+3295+34693(Top 17%)322(Top 3%)322(Top 6%)
25K15.53 mi2.42 mi4430+210272+23272+233752(Top 13%)225(Top 2%)225(Top 4%)
30K18.64 mi3.11 mi4374+56274-2274-24491(Top 16%)375(Top 3%)375(Top 7%)
20M20.00 mi1.36 mi4451-77297-23297-235363(Top 19%)603(Top 5%)603(Top 11%)
21M21.00 mi1.00 mi4505-54313-16313-165501(Top 19%)750(Top 6%)750(Top 14%)
35K21.75 mi0.75 mi4470+35316-3316-34418(Top 16%)477(Top 4%)477(Top 9%)
23M23.00 mi1.25 mi4506-36333-17333-175456(Top 19%)802(Top 7%)802(Top 15%)
24M24.00 mi1.00 mi4692-186368-35368-357952(Top 28%)1837(Top 15%)1837(Top 34%)
40K24.85 mi0.85 mi5479-787514-146514-14622818(Top 80%)9604(Top 79%)9604(Top 176%)
25.2M25.20 mi0.35 mi5625-146561-47561-4718274(Top 64%)7262(Top 59%)7262(Top 133%)
Finish26.22 mi1.02 mi6055-430684-123684-12318844(Top 66%)7504(Top 61%)7504(Top 137%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21story building
+97ft-345ft

Overall

4420

Females

269

F18-39

269

5K→10K

3.1 - 6.2 mi

Top 18%
×5story building
+79ft-138ft

Overall

5024

Females

329

F18-39

329

10K→15K

6.2 - 9.3 mi

Top 16%
×3story building
+67ft-78ft

Overall

4420

Females

269

F18-39

269

15K→20K

9.3 - 12.4 mi

Top 16%
×5story building
+106ft-86ft

Overall

4409

Females

285

F18-39

285

20K→Half

12.4 - 13.1 mi

Top 17%
×2story building
+19ft-37ft

Overall

4693

Females

322

F18-39

322

Half→25K

13.1 - 15.5 mi

Top 13%
×4story building
+66ft-88ft

Overall

3752

Females

225

F18-39

225

25K→30K

15.5 - 18.6 mi

Top 16%
×9story building
+181ft-148ft

Overall

4491

Females

375

F18-39

375

30K→20M

18.6 - 20.0 mi

Top 19%
×5story building
+64ft-50ft

Overall

5363

Females

603

F18-39

603

20M→21M

20.0 - 21.0 mi

Top 19%
×8story building
+106ft-24ft

Overall

5501

Females

750

F18-39

750

21M→35K

21.0 - 21.8 mi

Top 16%
×7story building
+17ft-86ft

Overall

4418

Females

477

F18-39

477

35K→23M

21.8 - 23.0 mi

Top 19%
×5story building
+23ft-63ft

Overall

5456

Females

802

F18-39

802

23M→24M

23.0 - 24.0 mi

Top 28%
×6story building
+12ft-82ft

Overall

7952

Females

1837

F18-39

1837

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

22818

Females

9604

F18-39

9604

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18274

Females

7262

F18-39

7262

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2story building
+22ft-21ft

Overall

18844

Females

7504

F18-39

7504

Passing Analysis

Category:
Athletes Passed
1422
Passed By
2293
Net Change
-871
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5184
5K → 10K237123+114#5184#5070
10K → 15K28322+261#5070#4809
15K → 20K20650+156#4809#4653
20K → Half3017+13#4653#4640
Half → 25K22515+210#4640#4430
25K → 30K174118+56#4430#4374
30K → 20M48125-77#4374#4451
20M → 21M52106-54#4451#4505
21M → 35K5924+35#4505#4470
35K → 23M6096-36#4470#4506
23M → 24M26212-186#4506#4692
24M → 40K5792-787#4692#5479
40K → 25.2M11157-146#5479#5625
25.2M → Finish6436-430#5625#6055
TOTALS14222293-871
📊

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