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BOSTON MARATHON 2025

Paul Langendoen

Bib: 11381•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 26%
Gender (Male)
#0 / 16105
Top 39%
Masters (Masters Men)
#0 / 10463
Top 26%
Division (M50-54)
#0 / 1996
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
7:20/mi
22:48
↑ 97↓ 3451.5%
10K· 6.21 mi
7:08/mi
44:59
↑ 79↓ 1380.4%
15K· 9.32 mi
7:11/mi
1:07:17
↑ 67↓ 78
20K· 12.43 mi
7:11/mi
1:29:36
↑ 106↓ 860.1%
Half· 13.11 mi
7:14/mi
1:34:32
↑ 19↓ 370.5%
25K· 15.53 mi
7:11/mi
1:51:57
↑ 66↓ 880.2%
30K· 18.64 mi
7:27/mi
2:15:05
↑ 181↓ 1480.2%
20M
7:29/mi
2:25:15
↑ 64↓ 500.2%
21M
8:00/mi
2:33:15
↑ 106↓ 241.6%
35K· 21.75 mi
7:05/mi
2:38:33
↑ 17↓ 861.7%
23M
7:24/mi
2:47:49
↑ 23↓ 630.6%
24M
7:12/mi
2:55:01
↓ 821.3%
40K· 24.85 mi
7:24/mi
3:01:21
↓ 200.3%
25.2M
8:07/mi
3:04:09
↑ 13↓ 160.2%
Finish· 26.22 mi
6:55/mi
3:11:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:32
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:36:40
Pace7:22 /mi
📊Positive Split: 2.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:1722:487:2022:48
7:20
-
10K
6.21 mi11:12:2844:597:1422:11
7:08
-0:12
15K
9.32 mi11:34:461:07:177:1322:18
7:11
+0:03
20K
12.43 mi11:57:051:29:367:1322:19
7:11
0:00
Half
13.11 mi12:02:011:34:327:134:56
7:14
+0:03
25K
15.53 mi12:19:261:51:577:1217:25
7:11
-0:03
30K
18.64 mi12:42:342:15:057:1523:08
7:27
+0:16
20M
20.00 mi12:52:442:25:157:1610:10
7:29
+0:02
21M
21.00 mi13:00:442:33:157:188:00
8:00
+0:31
35K
21.75 mi13:06:022:38:337:175:18
7:05
-0:55
23M
23.00 mi13:15:182:47:497:189:16
7:24
+0:19
24M
24.00 mi13:22:302:55:017:187:12
7:12
-0:12
40K
24.85 mi13:28:503:01:217:186:20
7:24
+0:12
25.2M
25.20 mi13:31:383:04:097:182:48
8:07
+0:43
Finish
26.22 mi13:38:413:11:127:187:03
6:55
-1:12

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

6:55 /mi

Average Pace

7:18 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:00:24

94% of race

Time at Steady Pace

10:48

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:18 /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 mi10:50:1722:487:2022:48
7:20
#10735
10K
6.21 mi11:12:2844:597:1422:11
7:08
#9786
15K
9.32 mi11:34:461:07:177:1322:18
7:11
#9479
20K
12.43 mi11:57:051:29:367:1322:19
7:11
#9074
Half
13.11 mi12:02:011:34:327:134:56
7:14
#9084
25K
15.53 mi12:19:261:51:577:1217:25
7:11
#8729
30K
18.64 mi12:42:342:15:057:1523:08
7:27
#8398
20M
20.00 mi12:52:442:25:157:1610:10
7:29
#8237
21M
21.00 mi13:00:442:33:157:188:00
8:00
#8110
35K
21.75 mi13:06:022:38:337:175:18
7:05
#7981
23M
23.00 mi13:15:182:47:497:189:16
7:24
#7778
24M
24.00 mi13:22:302:55:017:187:12
7:12
#7660
40K
24.85 mi13:28:503:01:217:186:20
7:24
#7560
25.2M
25.20 mi13:31:383:04:097:182:48
8:07
#7526
Finish
26.22 mi13:38:413:11:127:187:03
6:55
#7375
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi10735855185518926(Top 31%)7503(Top 47%)7503(Top 376%)
10K6.21 mi3.10 mi9786+9498054+4978054+4978984(Top 32%)7590(Top 47%)7590(Top 380%)
15K9.32 mi3.11 mi9479+3077861+1937861+1938926(Top 31%)7503(Top 47%)7503(Top 376%)
20K12.43 mi3.11 mi9074+4057602+2597602+2598044(Top 28%)6898(Top 43%)6898(Top 346%)
Half13.11 mi0.68 mi9084-107610-87610-89255(Top 33%)7598(Top 47%)7598(Top 381%)
25K15.53 mi2.42 mi8729+3557377+2337377+2337464(Top 26%)6420(Top 40%)6420(Top 322%)
30K18.64 mi3.11 mi8398+3317120+2577120+2577340(Top 26%)6178(Top 38%)6178(Top 310%)
20M20.00 mi1.36 mi8237+1616989+1316989+1316857(Top 24%)5742(Top 36%)5742(Top 288%)
21M21.00 mi1.00 mi8110+1276873+1166873+1167320(Top 26%)5855(Top 36%)5855(Top 293%)
35K21.75 mi0.75 mi7981+1296770+1036770+1035880(Top 21%)4979(Top 31%)4979(Top 249%)
23M23.00 mi1.25 mi7778+2036595+1756595+1756045(Top 21%)4990(Top 31%)4990(Top 250%)
24M24.00 mi1.00 mi7660+1186491+1046491+1045812(Top 20%)4800(Top 30%)4800(Top 240%)
40K24.85 mi0.85 mi7560+1006392+996392+996225(Top 22%)4985(Top 31%)4985(Top 250%)
25.2M25.20 mi0.35 mi7526+346358+346358+346533(Top 23%)5062(Top 31%)5062(Top 254%)
Finish26.22 mi1.02 mi7375+1516234+1246234+1245196(Top 18%)4244(Top 26%)4244(Top 213%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

8926

Males

7503

M50-54

7503

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

8984

Males

7590

M50-54

7590

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

8926

Males

7503

M50-54

7503

15K→20K

9.3 - 12.4 mi

Top 28%
×5story building
+106ft-86ft

Overall

8044

Males

6898

M50-54

6898

20K→Half

12.4 - 13.1 mi

Top 33%
×2story building
+19ft-37ft

Overall

9255

Males

7598

M50-54

7598

Half→25K

13.1 - 15.5 mi

Top 26%
×4story building
+66ft-88ft

Overall

7464

Males

6420

M50-54

6420

25K→30K

15.5 - 18.6 mi

Top 26%
×9story building
+181ft-148ft

Overall

7340

Males

6178

M50-54

6178

30K→20M

18.6 - 20.0 mi

Top 24%
×5story building
+64ft-50ft

Overall

6857

Males

5742

M50-54

5742

20M→21M

20.0 - 21.0 mi

Top 26%
×8story building
+106ft-24ft

Overall

7320

Males

5855

M50-54

5855

21M→35K

21.0 - 21.8 mi

Top 21%
×7story building
+17ft-86ft

Overall

5880

Males

4979

M50-54

4979

35K→23M

21.8 - 23.0 mi

Top 21%
×5story building
+23ft-63ft

Overall

6045

Males

4990

M50-54

4990

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5812

Males

4800

M50-54

4800

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

6225

Males

4985

M50-54

4985

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6533

Males

5062

M50-54

5062

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2story building
+22ft-21ft

Overall

5196

Males

4244

M50-54

4244

Passing Analysis

Category:
Athletes Passed
3704*
Passed By
344
Net Change
+3360
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10735
5K → 10K977*28+949#10735#9786
10K → 15K35548+307#9786#9479
15K → 20K42318+405#9479#9074
20K → Half3242-10#9074#9084
Half → 25K36914+355#9084#8729
25K → 30K38857+331#8729#8398
30K → 20M18423+161#8398#8237
20M → 21M16235+127#8237#8110
21M → 35K1389+129#8110#7981
35K → 23M21310+203#7981#7778
23M → 24M13214+118#7778#7660
24M → 40K12222+100#7660#7560
40K → 25.2M4713+34#7560#7526
25.2M → Finish16211+151#7526#7375
TOTALS3704*344+3360

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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