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BOSTON MARATHON 2025

Devin Wulff

Bib: 3861•M

WA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 6%
Gender (Male)
#0 / 16105
Top 9%
Division (M18-39)
#0 / 5642
Top 22%
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
6:17/mi
19:30
↑ 97↓ 3451.5%
10K· 6.21 mi
6:12/mi
38:45
↑ 79↓ 1380.4%
15K· 9.32 mi
6:10/mi
57:56
↑ 67↓ 78
20K· 12.43 mi
6:09/mi
1:17:03
↑ 106↓ 860.1%
Half· 13.11 mi
6:02/mi
1:21:10
↑ 19↓ 370.5%
25K· 15.53 mi
6:06/mi
1:35:58
↑ 66↓ 880.2%
30K· 18.64 mi
6:19/mi
1:55:35
↑ 181↓ 1480.2%
20M
6:29/mi
2:04:24
↑ 64↓ 500.2%
21M
6:51/mi
2:11:15
↑ 106↓ 241.6%
35K· 21.75 mi
6:45/mi
2:16:18
↑ 17↓ 861.7%
23M
7:10/mi
2:25:17
↑ 23↓ 630.6%
24M
6:31/mi
2:31:48
↓ 821.3%
40K· 24.85 mi
6:34/mi
2:37:25
↓ 200.3%
25.2M
7:12/mi
2:39:54
↑ 13↓ 160.2%
Finish· 26.22 mi
6:15/mi
2:46:16
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:10
Pace6:11 /mi
2nd Half
Distance13.11 mi
Time1:25:06
Pace6:30 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0119:306:1719:30
6:17
-
10K
6.21 mi10:41:1638:456:1419:15
6:12
-0:05
15K
9.32 mi11:00:2757:566:1319:11
6:10
-0:02
20K
12.43 mi11:19:341:17:036:1219:07
6:09
-0:01
Half
13.11 mi11:23:411:21:106:114:07
6:02
-0:07
25K
15.53 mi11:38:291:35:586:1114:48
6:06
+0:04
30K
18.64 mi11:58:061:55:356:1219:37
6:19
+0:13
20M
20.00 mi12:06:552:04:246:138:49
6:29
+0:10
21M
21.00 mi12:13:462:11:156:156:51
6:51
+0:22
35K
21.75 mi12:18:492:16:186:165:03
6:45
-0:06
23M
23.00 mi12:27:482:25:176:198:59
7:10
+0:25
24M
24.00 mi12:34:192:31:486:206:31
6:31
-0:39
40K
24.85 mi12:39:562:37:256:205:37
6:34
+0:03
25.2M
25.20 mi12:42:252:39:546:212:29
7:12
+0:38
Finish
26.22 mi12:48:472:46:166:216:22
6:15
-0:57

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

6:02 /mi

Average Pace

6:21 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:54

86% of race

Time at Steady Pace

11:54

7% of race

Time at Slower Pace

11:28

7% of race

Average Pace: 6:20 /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 mi10:22:0119:306:1719:30
6:17
#2290
10K
6.21 mi10:41:1638:456:1419:15
6:12
#2058
15K
9.32 mi11:00:2757:566:1319:11
6:10
#1920
20K
12.43 mi11:19:341:17:036:1219:07
6:09
#1754
Half
13.11 mi11:23:411:21:106:114:07
6:02
#1732
25K
15.53 mi11:38:291:35:586:1114:48
6:06
#1589
30K
18.64 mi11:58:061:55:356:1219:37
6:19
#1486
20M
20.00 mi12:06:552:04:246:138:49
6:29
#1463
21M
21.00 mi12:13:462:11:156:156:51
6:51
#1456
35K
21.75 mi12:18:492:16:186:165:03
6:45
#1506
23M
23.00 mi12:27:482:25:176:198:59
7:10
#1619
24M
24.00 mi12:34:192:31:486:206:31
6:31
#1621
40K
24.85 mi12:39:562:37:256:205:37
6:34
#1600
25.2M
25.20 mi12:42:252:39:546:212:29
7:12
#1596
Finish
26.22 mi12:48:472:46:166:216:22
6:15
#1575
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2290218721871723(Top 6%)1636(Top 10%)1636(Top 29%)
10K6.21 mi3.10 mi2058+2321963+2241963+2241896(Top 7%)1803(Top 11%)1803(Top 32%)
15K9.32 mi3.11 mi1920+1381826+1371826+1371723(Top 6%)1636(Top 10%)1636(Top 29%)
20K12.43 mi3.11 mi1754+1661667+1591667+1591389(Top 5%)1316(Top 8%)1316(Top 23%)
Half13.11 mi0.68 mi1732+221646+211646+211305(Top 5%)1239(Top 8%)1239(Top 22%)
25K15.53 mi2.42 mi1589+1431506+1401506+1401115(Top 4%)1051(Top 7%)1051(Top 19%)
30K18.64 mi3.11 mi1486+1031406+1001406+1001246(Top 4%)1176(Top 7%)1176(Top 21%)
20M20.00 mi1.36 mi1463+231383+231383+231582(Top 6%)1496(Top 9%)1496(Top 27%)
21M21.00 mi1.00 mi1456+71376+71376+71706(Top 6%)1610(Top 10%)1610(Top 29%)
35K21.75 mi0.75 mi1506-501424-481424-483815(Top 13%)3437(Top 21%)3437(Top 61%)
23M23.00 mi1.25 mi1619-1131532-1081532-1084719(Top 17%)4116(Top 26%)4116(Top 73%)
24M24.00 mi1.00 mi1621-21535-31535-32124(Top 7%)1971(Top 12%)1971(Top 35%)
40K24.85 mi0.85 mi1600+211515+201515+201867(Top 7%)1721(Top 11%)1721(Top 31%)
25.2M25.20 mi0.35 mi1596+41511+41511+42157(Top 8%)1946(Top 12%)1946(Top 34%)
Finish26.22 mi1.02 mi1575+211490+211490+211697(Top 6%)1573(Top 10%)1573(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21story building
+97ft-345ft

Overall

1723

Males

1636

M18-39

1636

5K→10K

3.1 - 6.2 mi

Top 7%
×5story building
+79ft-138ft

Overall

1896

Males

1803

M18-39

1803

10K→15K

6.2 - 9.3 mi

Top 6%
×3story building
+67ft-78ft

Overall

1723

Males

1636

M18-39

1636

15K→20K

9.3 - 12.4 mi

Top 5%
×5story building
+106ft-86ft

Overall

1389

Males

1316

M18-39

1316

20K→Half

12.4 - 13.1 mi

Top 5%
×2story building
+19ft-37ft

Overall

1305

Males

1239

M18-39

1239

Half→25K

13.1 - 15.5 mi

Top 4%
×4story building
+66ft-88ft

Overall

1115

Males

1051

M18-39

1051

25K→30K

15.5 - 18.6 mi

Top 4%
×9story building
+181ft-148ft

Overall

1246

Males

1176

M18-39

1176

30K→20M

18.6 - 20.0 mi

Top 6%
×5story building
+64ft-50ft

Overall

1582

Males

1496

M18-39

1496

20M→21M

20.0 - 21.0 mi

Top 6%
×8story building
+106ft-24ft

Overall

1706

Males

1610

M18-39

1610

21M→35K

21.0 - 21.8 mi

Top 13%
×7story building
+17ft-86ft

Overall

3815

Males

3437

M18-39

3437

35K→23M

21.8 - 23.0 mi

Top 17%
×5story building
+23ft-63ft

Overall

4719

Males

4116

M18-39

4116

23M→24M

23.0 - 24.0 mi

Top 7%
×6story building
+12ft-82ft

Overall

2124

Males

1971

M18-39

1971

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1867

Males

1721

M18-39

1721

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2157

Males

1946

M18-39

1946

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2story building
+22ft-21ft

Overall

1697

Males

1573

M18-39

1573

Passing Analysis

Category:
Athletes Passed
1100
Passed By
385
Net Change
+715
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2290
5K → 10K25826+232#2290#2058
10K → 15K14810+138#2058#1920
15K → 20K1682+166#1920#1754
20K → Half253+22#1754#1732
Half → 25K1463+143#1732#1589
25K → 30K12118+103#1589#1486
30K → 20M4724+23#1486#1463
20M → 21M3124+7#1463#1456
21M → 35K1161-50#1456#1506
35K → 23M22135-113#1506#1619
23M → 24M3436-2#1619#1621
24M → 40K3716+21#1621#1600
40K → 25.2M128+4#1600#1596
25.2M → Finish4019+21#1596#1575
TOTALS1100385+715
📊

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