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BOSTON MARATHON 2025

Laurent Janneau Houllier

Bib: 16617•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
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
29:35
Rank: #24310
Start → 5K
29:35 | 9:31/mi
10K· 6.21 mi
59:53
Rank: #24562 (-252)
5K → 10K
30:18 | 9:45/mi
15K· 9.32 mi
1:30:31
Rank: #24607 (-45)
10K → 15K
30:38 | 9:52/mi
20K· 12.43 mi
2:01:31
Rank: #24494 (+113)
15K → 20K
31:00 | 9:59/mi
Half· 13.11 mi
2:08:13
Rank: #24481 (+13)
20K → Half
6:42 | 9:49/mi
25K· 15.53 mi
2:33:10
Rank: #24395 (+86)
Half → 25K
24:57 | 10:17/mi
30K· 18.64 mi
3:06:38
Rank: #24257 (+138)
25K → 30K
33:28 | 10:46/mi
20M
3:21:38
Rank: #24202 (+55)
30K → 20M
15:00 | 11:02/mi
21M
3:33:33
Rank: #24160 (+42)
20M → 21M
11:55 | 11:55/mi
35K· 21.75 mi
3:41:43
Rank: #24153 (+7)
21M → 35K
8:10 | 10:55/mi
23M
3:55:29
Rank: #24095 (+58)
35K → 23M
13:46 | 11:00/mi
24M
4:06:39
Rank: #24117 (-22)
23M → 24M
11:10 | 11:10/mi
40K· 24.85 mi
4:16:26
Rank: #24128 (-11)
24M → 40K
9:47 | 11:27/mi
25.2M
4:20:44
Rank: #24129 (-1)
40K → 25.2M
4:18 | 12:28/mi
Finish· 26.22 mi
4:31:54
Rank: #24185 (-56)
25.2M → Finish
11:10 | 10:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:13
Pace9:47 /mi
2nd Half
Distance13.11 mi
Time2:23:41
Pace10:58 /mi
📊Positive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:02:4329:359:3129:35
9:31
-
10K
6.21 mi11:33:0159:539:3830:18
9:45
+0:14
15K
9.32 mi12:03:391:30:319:4330:38
9:52
+0:07
20K
12.43 mi12:34:392:01:319:4731:00
9:59
+0:07
Half
13.11 mi12:41:212:08:139:476:42
9:49
-0:10
25K
15.53 mi13:06:182:33:109:5224:57
10:17
+0:28
30K
18.64 mi13:39:463:06:3810:0133:28
10:46
+0:29
20M
20.00 mi13:54:463:21:3810:0515:00
11:02
+0:16
21M
21.00 mi14:06:413:33:3310:1011:55
11:55
+0:53
35K
21.75 mi14:14:513:41:4310:128:10
10:55
-1:00
23M
23.00 mi14:28:373:55:2910:1413:46
11:00
+0:05
24M
24.00 mi14:39:474:06:3910:1711:10
11:10
+0:10
40K
24.85 mi14:49:344:16:2610:199:47
11:27
+0:17
25.2M
25.20 mi14:53:524:20:4410:214:18
12:28
+1:01
Finish
26.22 mi15:05:024:31:5410:2311:10
10:57
-1:31

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

9:31 /mi

Average Pace

10:23 /mi

Slowest Pace

12:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:10

56% of race

Time at Steady Pace

1:32:44

34% of race

Time at Slower Pace

26:00

10% of race

Average Pace: 10:22 /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 mi11:02:4329:359:3129:35
9:31
#24310
10K
6.21 mi11:33:0159:539:3830:18
9:45
#24562
15K
9.32 mi12:03:391:30:319:4330:38
9:52
#24607
20K
12.43 mi12:34:392:01:319:4731:00
9:59
#24494
Half
13.11 mi12:41:212:08:139:476:42
9:49
#24481
25K
15.53 mi13:06:182:33:109:5224:57
10:17
#24395
30K
18.64 mi13:39:463:06:3810:0133:28
10:46
#24257
20M
20.00 mi13:54:463:21:3810:0515:00
11:02
#24202
21M
21.00 mi14:06:413:33:3310:1011:55
11:55
#24160
35K
21.75 mi14:14:513:41:4310:128:10
10:55
#24153
23M
23.00 mi14:28:373:55:2910:1413:46
11:00
#24095
24M
24.00 mi14:39:474:06:3910:1711:10
11:10
#24117
40K
24.85 mi14:49:344:16:2610:199:47
11:27
#24128
25.2M
25.20 mi14:53:524:20:4410:214:18
12:28
#24129
Finish
26.22 mi15:05:024:31:5410:2311:10
10:57
#24185
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi24310143931439324678(Top 87%)14571(Top 90%)14571(Top 730%)
10K6.21 mi3.10 mi24562-25214517-12414517-12424734(Top 87%)14586(Top 91%)14586(Top 731%)
15K9.32 mi3.11 mi24607-4514526-914526-924678(Top 87%)14571(Top 90%)14571(Top 730%)
20K12.43 mi3.11 mi24494+11314459+6714459+6724179(Top 85%)14298(Top 89%)14298(Top 716%)
Half13.11 mi0.68 mi24481+1314449+1014449+1024415(Top 86%)14403(Top 89%)14403(Top 722%)
25K15.53 mi2.42 mi24395+8614404+4514404+4523927(Top 84%)14163(Top 88%)14163(Top 710%)
30K18.64 mi3.11 mi24257+13814325+7914325+7923546(Top 83%)13859(Top 86%)13859(Top 694%)
20M20.00 mi1.36 mi24202+5514279+4614279+4623665(Top 83%)13831(Top 86%)13831(Top 693%)
21M21.00 mi1.00 mi24160+4214250+2914250+2923443(Top 83%)13648(Top 85%)13648(Top 684%)
35K21.75 mi0.75 mi24153+714239+1114239+1124027(Top 85%)13893(Top 86%)13893(Top 696%)
23M23.00 mi1.25 mi24095+5814189+5014189+5023213(Top 82%)13437(Top 83%)13437(Top 673%)
24M24.00 mi1.00 mi24117-2214176+1314176+1324318(Top 86%)13976(Top 87%)13976(Top 700%)
40K24.85 mi0.85 mi24128-1114169+714169+724031(Top 85%)13791(Top 86%)13791(Top 691%)
25.2M25.20 mi0.35 mi24129-114164+514164+524132(Top 85%)13835(Top 86%)13835(Top 693%)
Finish26.22 mi1.02 mi24185-5614191-2714191-2725286(Top 89%)14425(Top 90%)14425(Top 723%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21stories
+97ft-345ft

Overall

24678

Males

14571

M50-54

14571

5K→10K

3.1 - 6.2 mi

Top 87%
×5stories
+79ft-138ft

Overall

24734

Males

14586

M50-54

14586

10K→15K

6.2 - 9.3 mi

Top 87%
×3stories
+67ft-78ft

Overall

24678

Males

14571

M50-54

14571

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

24179

Males

14298

M50-54

14298

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

24415

Males

14403

M50-54

14403

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

23927

Males

14163

M50-54

14163

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

23546

Males

13859

M50-54

13859

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

23665

Males

13831

M50-54

13831

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

23443

Males

13648

M50-54

13648

21M→35K

21.0 - 21.8 mi

Top 85%
×7stories
+17ft-86ft

Overall

24027

Males

13893

M50-54

13893

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

23213

Males

13437

M50-54

13437

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

24318

Males

13976

M50-54

13976

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

24031

Males

13791

M50-54

13791

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

24132

Males

13835

M50-54

13835

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2stories
+22ft-21ft

Overall

25286

Males

14425

M50-54

14425

Passing Analysis

Category:
Athletes Passed
1274
Passed By
1149
Net Change
+125
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24310
5K → 10K128380-252#24310#24562
10K → 15K125170-45#24562#24607
15K → 20K18976+113#24607#24494
20K → Half3219+13#24494#24481
Half → 25K15367+86#24481#24395
25K → 30K21880+138#24395#24257
30K → 20M10146+55#24257#24202
20M → 21M7533+42#24202#24160
21M → 35K3629+7#24160#24153
35K → 23M9739+58#24153#24095
23M → 24M4163-22#24095#24117
24M → 40K4051-11#24117#24128
40K → 25.2M1819-1#24128#24129
25.2M → Finish2177-56#24129#24185
TOTALS12741149+125
📊

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