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BOSTON MARATHON 2025

Sean Mcdonald

Bib: 3314•M

MI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 2%
Gender (Male)
#0 / 16105
Top 4%
Division (M18-39)
#0 / 5642
Top 9%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:03
Rank: #1522
Start → 5K
19:03 | 6:08/mi
10K· 6.21 mi
37:28
Rank: #1165 (+357)
5K → 10K
18:25 | 5:56/mi
15K· 9.32 mi
56:25
Rank: #1209 (-44)
10K → 15K
18:57 | 6:06/mi
20K· 12.43 mi
1:14:44
Rank: #1031 (+178)
15K → 20K
18:19 | 5:54/mi
Half· 13.11 mi
1:18:38
Rank: #994 (+37)
20K → Half
3:54 | 5:43/mi
25K· 15.53 mi
1:32:57
Rank: #907 (+87)
Half → 25K
14:19 | 5:54/mi
30K· 18.64 mi
1:51:38
Rank: #798 (+109)
25K → 30K
18:41 | 6:01/mi
20M
1:59:50
Rank: #752 (+46)
30K → 20M
8:12 | 6:02/mi
21M
2:06:04
Rank: #706 (+46)
20M → 21M
6:14 | 6:14/mi
35K· 21.75 mi
2:10:26
Rank: #679 (+27)
21M → 35K
4:22 | 5:50/mi
23M
2:18:11
Rank: #665 (+14)
35K → 23M
7:45 | 6:11/mi
24M
2:24:18
Rank: #660 (+5)
23M → 24M
6:07 | 6:07/mi
40K· 24.85 mi
2:29:38
Rank: #653 (+7)
24M → 40K
5:20 | 6:14/mi
25.2M
2:31:59
Rank: #651 (+2)
40K → 25.2M
2:21 | 6:49/mi
Finish· 26.22 mi
2:38:03
Rank: #651
25.2M → Finish
6:04 | 5:57/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:18:38
Pace6:00 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:19:25
Pace6:03 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:3119:036:0819:03
6:08
-
10K
6.21 mi10:38:5637:286:0218:25
5:56
-0:12
15K
9.32 mi10:57:5356:256:0318:57
6:06
+0:10
20K
12.43 mi11:16:121:14:446:0118:19
5:54
-0:12
Half
13.11 mi11:20:061:18:386:003:54
5:43
-0:11
25K
15.53 mi11:34:251:32:575:5914:19
5:54
+0:11
30K
18.64 mi11:53:061:51:385:5918:41
6:01
+0:07
20M
20.00 mi12:01:181:59:505:598:12
6:02
+0:01
21M
21.00 mi12:07:322:06:046:006:14
6:14
+0:12
35K
21.75 mi12:11:542:10:266:004:22
5:50
-0:24
23M
23.00 mi12:19:392:18:116:007:45
6:11
+0:21
24M
24.00 mi12:25:462:24:186:016:07
6:07
-0:04
40K
24.85 mi12:31:062:29:386:015:20
6:14
+0:07
25.2M
25.20 mi12:33:272:31:596:022:21
6:49
+0:35
Finish
26.22 mi12:39:312:38:036:026:04
5:57
-0:52

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

5:43 /mi

Average Pace

6:02 /mi

Slowest Pace

6:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:42

99% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

2:21

1% of race

Average Pace: 6:02 /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 mi10:20:3119:036:0819:03
6:08
#1522
10K
6.21 mi10:38:5637:286:0218:25
5:56
#1165
15K
9.32 mi10:57:5356:256:0318:57
6:06
#1209
20K
12.43 mi11:16:121:14:446:0118:19
5:54
#1031
Half
13.11 mi11:20:061:18:386:003:54
5:43
#994
25K
15.53 mi11:34:251:32:575:5914:19
5:54
#907
30K
18.64 mi11:53:061:51:385:5918:41
6:01
#798
20M
20.00 mi12:01:181:59:505:598:12
6:02
#752
21M
21.00 mi12:07:322:06:046:006:14
6:14
#706
35K
21.75 mi12:11:542:10:266:004:22
5:50
#679
23M
23.00 mi12:19:392:18:116:007:45
6:11
#665
24M
24.00 mi12:25:462:24:186:016:07
6:07
#660
40K
24.85 mi12:31:062:29:386:015:20
6:14
#653
25.2M
25.20 mi12:33:272:31:596:022:21
6:49
#651
Finish
26.22 mi12:39:312:38:036:026:04
5:57
#651
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1522144914491351(Top 5%)1283(Top 8%)1283(Top 23%)
10K6.21 mi3.10 mi1165+3571102+3471102+347896(Top 3%)842(Top 5%)842(Top 15%)
15K9.32 mi3.11 mi1209-441146-441146-441351(Top 5%)1283(Top 8%)1283(Top 23%)
20K12.43 mi3.11 mi1031+178971+175971+175609(Top 2%)562(Top 3%)562(Top 10%)
Half13.11 mi0.68 mi994+37937+34937+34443(Top 2%)415(Top 3%)415(Top 7%)
25K15.53 mi2.42 mi907+87855+82855+82583(Top 2%)538(Top 3%)538(Top 10%)
30K18.64 mi3.11 mi798+109748+107748+107506(Top 2%)472(Top 3%)472(Top 8%)
20M20.00 mi1.36 mi752+46704+44704+44433(Top 2%)404(Top 3%)404(Top 7%)
21M21.00 mi1.00 mi706+46659+45659+45292(Top 1%)273(Top 2%)273(Top 5%)
35K21.75 mi0.75 mi679+27632+27632+27424(Top 1%)396(Top 2%)396(Top 7%)
23M23.00 mi1.25 mi665+14617+15617+15650(Top 2%)613(Top 4%)613(Top 11%)
24M24.00 mi1.00 mi660+5612+5612+5792(Top 3%)744(Top 5%)744(Top 13%)
40K24.85 mi0.85 mi653+7605+7605+7800(Top 3%)749(Top 5%)749(Top 13%)
25.2M25.20 mi0.35 mi651+2603+2603+2962(Top 3%)880(Top 5%)880(Top 16%)
Finish26.22 mi1.02 mi651602+1602+1799(Top 3%)752(Top 5%)752(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1351

Males

1283

M18-39

1283

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

896

Males

842

M18-39

842

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1351

Males

1283

M18-39

1283

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

609

Males

562

M18-39

562

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

443

Males

415

M18-39

415

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

583

Males

538

M18-39

538

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

506

Males

472

M18-39

472

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

433

Males

404

M18-39

404

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

292

Males

273

M18-39

273

21M→35K

21.0 - 21.8 mi

Top 1%
×7stories
+17ft-86ft

Overall

424

Males

396

M18-39

396

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

650

Males

613

M18-39

613

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

792

Males

744

M18-39

744

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

800

Males

749

M18-39

749

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

962

Males

880

M18-39

880

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

799

Males

752

M18-39

752

Passing Analysis

Category:
Athletes Passed
976
Passed By
105
Net Change
+871
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1522
5K → 10K3592+357#1522#1165
10K → 15K2266-44#1165#1209
15K → 20K1780+178#1209#1031
20K → Half370+37#1031#994
Half → 25K870+87#994#907
25K → 30K1101+109#907#798
30K → 20M471+46#798#752
20M → 21M482+46#752#706
21M → 35K292+27#706#679
35K → 23M206+14#679#665
23M → 24M138+5#665#660
24M → 40K158+7#660#653
40K → 25.2M42+2#653#651
25.2M → Finish770#651#651
TOTALS976105+871
📊

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