Boston Marathon logo
BOSTON MARATHON 2025

Yannis Ledevin

Bib: 13772•M

QC

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 49%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:46
Rank: #16353
Start → 5K
24:46 | 7:58/mi
10K· 6.21 mi
49:09
Rank: #15766 (+587)
5K → 10K
24:23 | 7:51/mi
15K· 9.32 mi
1:13:29
Rank: #15358 (+408)
10K → 15K
24:20 | 7:50/mi
20K· 12.43 mi
1:37:59
Rank: #14949 (+409)
15K → 20K
24:30 | 7:53/mi
Half· 13.11 mi
1:43:18
Rank: #14914 (+35)
20K → Half
5:19 | 7:48/mi
25K· 15.53 mi
2:02:34
Rank: #14634 (+280)
Half → 25K
19:16 | 7:57/mi
30K· 18.64 mi
2:27:49
Rank: #14116 (+518)
25K → 30K
25:15 | 8:08/mi
20M
2:39:03
Rank: #13930 (+186)
30K → 20M
11:14 | 8:16/mi
21M
2:47:33
Rank: #13687 (+243)
20M → 21M
8:30 | 8:30/mi
35K· 21.75 mi
2:53:57
Rank: #13762 (-75)
21M → 35K
6:24 | 8:33/mi
23M
3:05:03
Rank: #13879 (-117)
35K → 23M
11:06 | 8:52/mi
24M
3:13:35
Rank: #13933 (-54)
23M → 24M
8:32 | 8:32/mi
40K· 24.85 mi
3:21:03
Rank: #13960 (-27)
24M → 40K
7:28 | 8:44/mi
25.2M
3:24:18
Rank: #13937 (+23)
40K → 25.2M
3:15 | 9:25/mi
Finish· 26.22 mi
3:32:34
Rank: #13910 (+27)
25.2M → Finish
8:16 | 8:07/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:18
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time1:49:16
Pace8:20 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:4724:467:5824:46
7:58
-
10K
6.21 mi11:18:1049:097:5524:23
7:51
-0:07
15K
9.32 mi11:42:301:13:297:5324:20
7:50
-0:01
20K
12.43 mi12:07:001:37:597:5324:30
7:53
+0:03
Half
13.11 mi12:12:191:43:187:535:19
7:48
-0:05
25K
15.53 mi12:31:352:02:347:5319:16
7:57
+0:09
30K
18.64 mi12:56:502:27:497:5625:15
8:08
+0:11
20M
20.00 mi13:08:042:39:037:5711:14
8:16
+0:08
21M
21.00 mi13:16:342:47:337:598:30
8:30
+0:14
35K
21.75 mi13:22:582:53:578:006:24
8:33
+0:03
23M
23.00 mi13:34:043:05:038:0311:06
8:52
+0:19
24M
24.00 mi13:42:363:13:358:048:32
8:32
-0:20
40K
24.85 mi13:50:043:21:038:057:28
8:44
+0:12
25.2M
25.20 mi13:53:193:24:188:063:15
9:25
+0:41
Finish
26.22 mi14:01:353:32:348:078:16
8:07
-1:18

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

7:48 /mi

Average Pace

8:07 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:32

37% of race

Time at Steady Pace

1:28:47

42% of race

Time at Slower Pace

45:15

21% of race

Average Pace: 8:06 /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 mi10:53:4724:467:5824:46
7:58
#16353
10K
6.21 mi11:18:1049:097:5524:23
7:51
#15766
15K
9.32 mi11:42:301:13:297:5324:20
7:50
#15358
20K
12.43 mi12:07:001:37:597:5324:30
7:53
#14949
Half
13.11 mi12:12:191:43:187:535:19
7:48
#14914
25K
15.53 mi12:31:352:02:347:5319:16
7:57
#14634
30K
18.64 mi12:56:502:27:497:5625:15
8:08
#14116
20M
20.00 mi13:08:042:39:037:5711:14
8:16
#13930
21M
21.00 mi13:16:342:47:337:598:30
8:30
#13687
35K
21.75 mi13:22:582:53:578:006:24
8:33
#13762
23M
23.00 mi13:34:043:05:038:0311:06
8:52
#13879
24M
24.00 mi13:42:363:13:358:048:32
8:32
#13933
40K
24.85 mi13:50:043:21:038:057:28
8:44
#13960
25.2M
25.20 mi13:53:193:24:188:063:15
9:25
#13937
Finish
26.22 mi14:01:353:32:348:078:16
8:07
#13910
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi16353109421094214638(Top 52%)10213(Top 63%)10213(Top 512%)
10K6.21 mi3.10 mi15766+58710720+22210720+22215230(Top 54%)10508(Top 65%)10508(Top 526%)
15K9.32 mi3.11 mi15358+40810550+17010550+17014638(Top 52%)10213(Top 63%)10213(Top 512%)
20K12.43 mi3.11 mi14949+40910351+19910351+19913961(Top 49%)9847(Top 61%)9847(Top 493%)
Half13.11 mi0.68 mi14914+3510326+2510326+2514158(Top 50%)9970(Top 62%)9970(Top 499%)
25K15.53 mi2.42 mi14634+28010176+15010176+15013475(Top 47%)9515(Top 59%)9515(Top 477%)
30K18.64 mi3.11 mi14116+5189902+2749902+27412286(Top 43%)8817(Top 55%)8817(Top 442%)
20M20.00 mi1.36 mi13930+1869787+1159787+11512265(Top 43%)8662(Top 54%)8662(Top 434%)
21M21.00 mi1.00 mi13687+2439653+1349653+13410470(Top 37%)7608(Top 47%)7608(Top 381%)
35K21.75 mi0.75 mi13762-759664-119664-1115766(Top 56%)10068(Top 63%)10068(Top 504%)
23M23.00 mi1.25 mi13879-1179684-209684-2015461(Top 54%)9840(Top 61%)9840(Top 493%)
24M24.00 mi1.00 mi13933-549673+119673+1114707(Top 52%)9450(Top 59%)9450(Top 473%)
40K24.85 mi0.85 mi13960-279655+189655+1814783(Top 52%)9338(Top 58%)9338(Top 468%)
25.2M25.20 mi0.35 mi13937+239641+149641+1414096(Top 50%)8981(Top 56%)8981(Top 450%)
Finish26.22 mi1.02 mi13910+279599+429599+4213660(Top 48%)8849(Top 55%)8849(Top 443%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21stories
+97ft-345ft

Overall

14638

Males

10213

M50-54

10213

5K→10K

3.1 - 6.2 mi

Top 54%
×5stories
+79ft-138ft

Overall

15230

Males

10508

M50-54

10508

10K→15K

6.2 - 9.3 mi

Top 52%
×3stories
+67ft-78ft

Overall

14638

Males

10213

M50-54

10213

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

13961

Males

9847

M50-54

9847

20K→Half

12.4 - 13.1 mi

Top 50%
×2stories
+19ft-37ft

Overall

14158

Males

9970

M50-54

9970

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

13475

Males

9515

M50-54

9515

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

12286

Males

8817

M50-54

8817

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

12265

Males

8662

M50-54

8662

20M→21M

20.0 - 21.0 mi

Top 37%
×8stories
+106ft-24ft

Overall

10470

Males

7608

M50-54

7608

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

15766

Males

10068

M50-54

10068

35K→23M

21.8 - 23.0 mi

Top 54%
×5stories
+23ft-63ft

Overall

15461

Males

9840

M50-54

9840

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

14707

Males

9450

M50-54

9450

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14783

Males

9338

M50-54

9338

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14096

Males

8981

M50-54

8981

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

13660

Males

8849

M50-54

8849

Passing Analysis

Category:
Athletes Passed
3369
Passed By
926
Net Change
+2443
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16353
5K → 10K687100+587#16353#15766
10K → 15K45749+408#15766#15358
15K → 20K43728+409#15358#14949
20K → Half5419+35#14949#14914
Half → 25K31636+280#14914#14634
25K → 30K55234+518#14634#14116
30K → 20M21428+186#14116#13930
20M → 21M25714+243#13930#13687
21M → 35K39114-75#13687#13762
35K → 23M79196-117#13762#13879
23M → 24M65119-54#13879#13933
24M → 40K74101-27#13933#13960
40K → 25.2M4926+23#13960#13937
25.2M → Finish8962+27#13937#13910
TOTALS3369926+2443
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing