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BOSTON MARATHON 2025

Alexander Young

Bib: 2895•M

KS

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 5%
Gender (Male)
#0 / 16105
Top 8%
Division (M18-39)
#0 / 5642
Top 19%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:27
Rank: #2191
Start → 5K
19:27 | 6:16/mi
10K· 6.21 mi
38:39
Rank: #1974 (+217)
5K → 10K
19:12 | 6:11/mi
15K· 9.32 mi
58:00
Rank: #1951 (+23)
10K → 15K
19:21 | 6:14/mi
20K· 12.43 mi
1:17:28
Rank: #1911 (+40)
15K → 20K
19:28 | 6:16/mi
Half· 13.11 mi
1:21:38
Rank: #1896 (+15)
20K → Half
4:10 | 6:06/mi
25K· 15.53 mi
1:36:52
Rank: #1861 (+35)
Half → 25K
15:14 | 6:17/mi
30K· 18.64 mi
1:57:06
Rank: #1855 (+6)
25K → 30K
20:14 | 6:31/mi
20M
2:06:02
Rank: #1838 (+17)
30K → 20M
8:56 | 6:34/mi
21M
2:12:44
Rank: #1765 (+73)
20M → 21M
6:42 | 6:42/mi
35K· 21.75 mi
2:17:26
Rank: #1735 (+30)
21M → 35K
4:42 | 6:17/mi
23M
2:25:28
Rank: #1658 (+77)
35K → 23M
8:02 | 6:25/mi
24M
2:31:35
Rank: #1564 (+94)
23M → 24M
6:07 | 6:07/mi
40K· 24.85 mi
2:36:53
Rank: #1501 (+63)
24M → 40K
5:18 | 6:12/mi
25.2M
2:39:07
Rank: #1463 (+38)
40K → 25.2M
2:14 | 6:29/mi
Finish· 26.22 mi
2:44:53
Rank: #1370 (+93)
25.2M → Finish
5:46 | 5:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:38
Pace6:14 /mi
2nd Half
Distance13.11 mi
Time1:23:15
Pace6:21 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:2919:276:1619:27
6:16
-
10K
6.21 mi10:39:4138:396:1319:12
6:11
-0:05
15K
9.32 mi10:59:0258:006:1319:21
6:14
+0:03
20K
12.43 mi11:18:301:17:286:1419:28
6:16
+0:02
Half
13.11 mi11:22:401:21:386:144:10
6:06
-0:10
25K
15.53 mi11:37:541:36:526:1415:14
6:17
+0:11
30K
18.64 mi11:58:081:57:066:1720:14
6:31
+0:14
20M
20.00 mi12:07:042:06:026:188:56
6:34
+0:03
21M
21.00 mi12:13:462:12:446:196:42
6:42
+0:08
35K
21.75 mi12:18:282:17:266:194:42
6:17
-0:25
23M
23.00 mi12:26:302:25:286:198:02
6:25
+0:08
24M
24.00 mi12:32:372:31:356:196:07
6:07
-0:18
40K
24.85 mi12:37:552:36:536:195:18
6:12
+0:05
25.2M
25.20 mi12:40:092:39:076:192:14
6:29
+0:17
Finish
26.22 mi12:45:552:44:536:185:46
5:40
-0:49

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

5:40 /mi

Average Pace

6:18 /mi

Slowest Pace

6:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

59:54

36% of race

Time at Steady Pace

1:38:17

60% of race

Time at Slower Pace

6:42

4% of race

Average Pace: 6:17 /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 mi10:20:2919:276:1619:27
6:16
#2191
10K
6.21 mi10:39:4138:396:1319:12
6:11
#1974
15K
9.32 mi10:59:0258:006:1319:21
6:14
#1951
20K
12.43 mi11:18:301:17:286:1419:28
6:16
#1911
Half
13.11 mi11:22:401:21:386:144:10
6:06
#1896
25K
15.53 mi11:37:541:36:526:1415:14
6:17
#1861
30K
18.64 mi11:58:081:57:066:1720:14
6:31
#1855
20M
20.00 mi12:07:042:06:026:188:56
6:34
#1838
21M
21.00 mi12:13:462:12:446:196:42
6:42
#1765
35K
21.75 mi12:18:282:17:266:194:42
6:17
#1735
23M
23.00 mi12:26:302:25:286:198:02
6:25
#1658
24M
24.00 mi12:32:372:31:356:196:07
6:07
#1564
40K
24.85 mi12:37:552:36:536:195:18
6:12
#1501
25.2M
25.20 mi12:40:092:39:076:192:14
6:29
#1463
Finish
26.22 mi12:45:552:44:536:185:46
5:40
#1370
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2191209220921964(Top 7%)1870(Top 12%)1870(Top 33%)
10K6.21 mi3.10 mi1974+2171880+2121880+2121801(Top 6%)1710(Top 11%)1710(Top 30%)
15K9.32 mi3.11 mi1951+231856+241856+241964(Top 7%)1870(Top 12%)1870(Top 33%)
20K12.43 mi3.11 mi1911+401821+351821+351849(Top 7%)1760(Top 11%)1760(Top 31%)
Half13.11 mi0.68 mi1896+151807+141807+141548(Top 5%)1471(Top 9%)1471(Top 26%)
25K15.53 mi2.42 mi1861+351772+351772+351773(Top 6%)1684(Top 10%)1684(Top 30%)
30K18.64 mi3.11 mi1855+61766+61766+62020(Top 7%)1920(Top 12%)1920(Top 34%)
20M20.00 mi1.36 mi1838+171748+181748+181894(Top 7%)1791(Top 11%)1791(Top 32%)
21M21.00 mi1.00 mi1765+731676+721676+721191(Top 4%)1125(Top 7%)1125(Top 20%)
35K21.75 mi0.75 mi1735+301645+311645+311519(Top 5%)1429(Top 9%)1429(Top 25%)
23M23.00 mi1.25 mi1658+771569+761569+761199(Top 4%)1129(Top 7%)1129(Top 20%)
24M24.00 mi1.00 mi1564+941480+891480+89815(Top 3%)767(Top 5%)767(Top 14%)
40K24.85 mi0.85 mi1501+631418+621418+62735(Top 3%)690(Top 4%)690(Top 12%)
25.2M25.20 mi0.35 mi1463+381381+371381+37442(Top 2%)409(Top 3%)409(Top 7%)
Finish26.22 mi1.02 mi1370+931291+901291+90315(Top 1%)295(Top 2%)295(Top 5%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1964

Males

1870

M18-39

1870

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1801

Males

1710

M18-39

1710

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1964

Males

1870

M18-39

1870

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1849

Males

1760

M18-39

1760

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1548

Males

1471

M18-39

1471

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1773

Males

1684

M18-39

1684

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

2020

Males

1920

M18-39

1920

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1894

Males

1791

M18-39

1791

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1191

Males

1125

M18-39

1125

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1519

Males

1429

M18-39

1429

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1199

Males

1129

M18-39

1129

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

815

Males

767

M18-39

767

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

735

Males

690

M18-39

690

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

442

Males

409

M18-39

409

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2stories
+22ft-21ft

Overall

315

Males

295

M18-39

295

Passing Analysis

Category:
Athletes Passed
1116
Passed By
295
Net Change
+821
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2191
5K → 10K25538+217#2191#1974
10K → 15K7451+23#1974#1951
15K → 20K8646+40#1951#1911
20K → Half194+15#1911#1896
Half → 25K5924+35#1896#1861
25K → 30K9084+6#1861#1855
30K → 20M3922+17#1855#1838
20M → 21M807+73#1838#1765
21M → 35K355+30#1765#1735
35K → 23M869+77#1735#1658
23M → 24M973+94#1658#1564
24M → 40K641+63#1564#1501
40K → 25.2M391+38#1501#1463
25.2M → Finish930+93#1463#1370
TOTALS1116295+821
📊

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