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BOSTON MARATHON 2025

Pierre-Guillaume Laurin

Bib: 6003•M

QC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 22%
Gender (Male)
#0 / 16105
Top 34%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:31
Rank: #4629
Start → 5K
20:31 | 6:36/mi
10K· 6.21 mi
40:55
Rank: #4378 (+251)
5K → 10K
20:24 | 6:34/mi
15K· 9.32 mi
1:01:11
Rank: #4126 (+252)
10K → 15K
20:16 | 6:31/mi
20K· 12.43 mi
1:21:56
Rank: #4111 (+15)
15K → 20K
20:45 | 6:41/mi
Half· 13.11 mi
1:26:25
Rank: #4096 (+15)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:42:44
Rank: #4093 (+3)
Half → 25K
16:19 | 6:44/mi
30K· 18.64 mi
2:04:35
Rank: #4178 (-85)
25K → 30K
21:51 | 7:02/mi
20M
2:14:41
Rank: #4374 (-196)
30K → 20M
10:06 | 7:26/mi
21M
2:23:08
Rank: #4739 (-365)
20M → 21M
8:27 | 8:27/mi
35K· 21.75 mi
2:28:52
Rank: #4928 (-189)
21M → 35K
5:44 | 7:40/mi
23M
2:39:31
Rank: #5413 (-485)
35K → 23M
10:39 | 8:30/mi
24M
2:47:29
Rank: #5553 (-140)
23M → 24M
7:58 | 7:58/mi
40K· 24.85 mi
2:54:33
Rank: #5705 (-152)
24M → 40K
7:04 | 8:16/mi
25.2M
2:57:51
Rank: #5828 (-123)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
3:06:41
Rank: #6171 (-343)
25.2M → Finish
8:50 | 8:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:25
Pace6:36 /mi
2nd Half
Distance13.11 mi
Time1:40:16
Pace7:39 /mi
📊Positive Split: 16.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:1620:316:3620:31
6:36
-
10K
6.21 mi10:45:4040:556:3520:24
6:34
-0:02
15K
9.32 mi11:05:561:01:116:3420:16
6:31
-0:03
20K
12.43 mi11:26:411:21:566:3620:45
6:41
+0:10
Half
13.11 mi11:31:101:26:256:364:29
6:34
-0:07
25K
15.53 mi11:47:291:42:446:3716:19
6:44
+0:10
30K
18.64 mi12:09:202:04:356:4121:51
7:02
+0:18
20M
20.00 mi12:19:262:14:416:4410:06
7:26
+0:24
21M
21.00 mi12:27:532:23:086:498:27
8:27
+1:01
35K
21.75 mi12:33:372:28:526:515:44
7:40
-0:47
23M
23.00 mi12:44:162:39:316:5610:39
8:30
+0:50
24M
24.00 mi12:52:142:47:296:597:58
7:58
-0:32
40K
24.85 mi12:59:182:54:337:017:04
8:16
+0:18
25.2M
25.20 mi13:02:362:57:517:033:18
9:34
+1:18
Finish
26.22 mi13:11:263:06:417:088:50
8:40
-0:54

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

6:31 /mi

Average Pace

7:08 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:44

55% of race

Time at Steady Pace

37:41

20% of race

Time at Slower Pace

46:16

25% of race

Average Pace: 7:07 /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 mi10:25:1620:316:3620:31
6:36
#4629
10K
6.21 mi10:45:4040:556:3520:24
6:34
#4378
15K
9.32 mi11:05:561:01:116:3420:16
6:31
#4126
20K
12.43 mi11:26:411:21:566:3620:45
6:41
#4111
Half
13.11 mi11:31:101:26:256:364:29
6:34
#4096
25K
15.53 mi11:47:291:42:446:3716:19
6:44
#4093
30K
18.64 mi12:09:202:04:356:4121:51
7:02
#4178
20M
20.00 mi12:19:262:14:416:4410:06
7:26
#4374
21M
21.00 mi12:27:532:23:086:498:27
8:27
#4739
35K
21.75 mi12:33:372:28:526:515:44
7:40
#4928
23M
23.00 mi12:44:162:39:316:5610:39
8:30
#5413
24M
24.00 mi12:52:142:47:296:597:58
7:58
#5553
40K
24.85 mi12:59:182:54:337:017:04
8:16
#5705
25.2M
25.20 mi13:02:362:57:517:033:18
9:34
#5828
Finish
26.22 mi13:11:263:06:417:088:50
8:40
#6171
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4629434143413706(Top 13%)3499(Top 22%)3499(Top 62%)
10K6.21 mi3.10 mi4378+2514117+2244117+2244189(Top 15%)3939(Top 24%)3939(Top 70%)
15K9.32 mi3.11 mi4126+2523888+2293888+2293706(Top 13%)3499(Top 22%)3499(Top 62%)
20K12.43 mi3.11 mi4111+153867+213867+214246(Top 15%)3974(Top 25%)3974(Top 70%)
Half13.11 mi0.68 mi4096+153854+133854+134173(Top 15%)3912(Top 24%)3912(Top 69%)
25K15.53 mi2.42 mi4093+33848+63848+64348(Top 15%)4030(Top 25%)4030(Top 71%)
30K18.64 mi3.11 mi4178-853915-673915-674896(Top 17%)4452(Top 28%)4452(Top 79%)
20M20.00 mi1.36 mi4374-1964081-1664081-1666564(Top 23%)5552(Top 34%)5552(Top 98%)
21M21.00 mi1.00 mi4739-3654385-3044385-30410113(Top 36%)7410(Top 46%)7410(Top 131%)
35K21.75 mi0.75 mi4928-1894531-1464531-1469728(Top 34%)7206(Top 45%)7206(Top 128%)
23M23.00 mi1.25 mi5413-4854926-3954926-39513311(Top 47%)8828(Top 55%)8828(Top 156%)
24M24.00 mi1.00 mi5553-1405021-955021-9510961(Top 39%)7636(Top 47%)7636(Top 135%)
40K24.85 mi0.85 mi5705-1525125-1045125-10411903(Top 42%)7984(Top 50%)7984(Top 142%)
25.2M25.20 mi0.35 mi5828-1235210-855210-8514836(Top 52%)9294(Top 58%)9294(Top 165%)
Finish26.22 mi1.02 mi6171-3435441-2315441-23117226(Top 61%)10494(Top 65%)10494(Top 186%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3706

Males

3499

M18-39

3499

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4189

Males

3939

M18-39

3939

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3706

Males

3499

M18-39

3499

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

4246

Males

3974

M18-39

3974

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

4173

Males

3912

M18-39

3912

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4348

Males

4030

M18-39

4030

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4896

Males

4452

M18-39

4452

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

6564

Males

5552

M18-39

5552

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

10113

Males

7410

M18-39

7410

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

9728

Males

7206

M18-39

7206

35K→23M

21.8 - 23.0 mi

Top 47%
×5stories
+23ft-63ft

Overall

13311

Males

8828

M18-39

8828

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

10961

Males

7636

M18-39

7636

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

11903

Males

7984

M18-39

7984

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

14836

Males

9294

M18-39

9294

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

17226

Males

10494

M18-39

10494

Passing Analysis

Category:
Athletes Passed
1074
Passed By
2616
Net Change
-1542
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4629
5K → 10K31362+251#4629#4378
10K → 15K27220+252#4378#4126
15K → 20K11398+15#4126#4111
20K → Half2712+15#4111#4096
Half → 25K9390+3#4096#4093
25K → 30K108193-85#4093#4178
30K → 20M29225-196#4178#4374
20M → 21M15380-365#4374#4739
21M → 35K26215-189#4739#4928
35K → 23M21506-485#4928#5413
23M → 24M17157-140#5413#5553
24M → 40K16168-152#5553#5705
40K → 25.2M11134-123#5705#5828
25.2M → Finish13356-343#5828#6171
TOTALS10742616-1542
📊

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