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BOSTON MARATHON 2025

Clovis-Lucas Larouche

Bib: 7949•M

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 17%
Gender (Male)
#0 / 16105
Top 27%
Masters (Masters Men)
#0 / 10463
Top 13%
Division (M40-44)
#0 / 2247
Top 34%
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
6:43/mi
20:52
↑ 97↓ 3451.5%
10K· 6.21 mi
6:36/mi
41:23
↑ 79↓ 1380.4%
15K· 9.32 mi
6:45/mi
1:02:22
↑ 67↓ 78
20K· 12.43 mi
6:48/mi
1:23:29
↑ 106↓ 860.1%
Half· 13.11 mi
6:52/mi
1:28:10
↑ 19↓ 370.5%
25K· 15.53 mi
6:48/mi
1:44:39
↑ 66↓ 880.2%
30K· 18.64 mi
6:54/mi
2:06:06
↑ 181↓ 1480.2%
20M
7:00/mi
2:15:37
↑ 64↓ 500.2%
21M
7:23/mi
2:23:00
↑ 106↓ 241.6%
35K· 21.75 mi
6:45/mi
2:28:03
↑ 17↓ 861.7%
23M
7:07/mi
2:36:58
↑ 23↓ 630.6%
24M
7:11/mi
2:44:09
↓ 821.3%
40K· 24.85 mi
7:22/mi
2:50:27
↓ 200.3%
25.2M
7:56/mi
2:53:11
↑ 13↓ 160.2%
Finish· 26.22 mi
7:03/mi
3:00:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:10
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:32:12
Pace7:02 /mi
📊Positive Split: 4.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:3720:526:4320:52
6:43
-
10K
6.21 mi10:50:0841:236:4020:31
6:36
-0:07
15K
9.32 mi11:11:071:02:226:4120:59
6:45
+0:09
20K
12.43 mi11:32:141:23:296:4321:07
6:48
+0:03
Half
13.11 mi11:36:551:28:106:444:41
6:52
+0:04
25K
15.53 mi11:53:241:44:396:4416:29
6:48
-0:04
30K
18.64 mi12:14:512:06:066:4621:27
6:54
+0:06
20M
20.00 mi12:24:222:15:376:479:31
7:00
+0:06
21M
21.00 mi12:31:452:23:006:497:23
7:23
+0:23
35K
21.75 mi12:36:482:28:036:485:03
6:45
-0:38
23M
23.00 mi12:45:432:36:586:498:55
7:07
+0:22
24M
24.00 mi12:52:542:44:096:507:11
7:11
+0:04
40K
24.85 mi12:59:122:50:276:516:18
7:22
+0:11
25.2M
25.20 mi13:01:562:53:116:522:44
7:56
+0:34
Finish
26.22 mi13:09:073:00:226:537:11
7:03
-0:53

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

6:36 /mi

Average Pace

6:53 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

41:23

23% of race

Time at Steady Pace

1:46:28

59% of race

Time at Slower Pace

32:31

18% of race

Average Pace: 6:53 /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 mi10:29:3720:526:4320:52
6:43
#5572
10K
6.21 mi10:50:0841:236:4020:31
6:36
#5002
15K
9.32 mi11:11:071:02:226:4120:59
6:45
#5165
20K
12.43 mi11:32:141:23:296:4321:07
6:48
#5142
Half
13.11 mi11:36:551:28:106:444:41
6:52
#5217
25K
15.53 mi11:53:241:44:396:4416:29
6:48
#5127
30K
18.64 mi12:14:512:06:066:4621:27
6:54
#4864
20M
20.00 mi12:24:222:15:376:479:31
7:00
#4785
21M
21.00 mi12:31:452:23:006:497:23
7:23
#4681
35K
21.75 mi12:36:482:28:036:485:03
6:45
#4617
23M
23.00 mi12:45:432:36:586:498:55
7:07
#4576
24M
24.00 mi12:52:542:44:096:507:11
7:11
#4626
40K
24.85 mi12:59:122:50:276:516:18
7:22
#4685
25.2M
25.20 mi13:01:562:53:116:522:44
7:56
#4698
Finish
26.22 mi13:09:073:00:226:537:11
7:03
#4765
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5572515751575615(Top 20%)5132(Top 32%)5132(Top 228%)
10K6.21 mi3.10 mi5002+5704662+4954662+4954492(Top 16%)4208(Top 26%)4208(Top 187%)
15K9.32 mi3.11 mi5165-1634803-1414803-1415615(Top 20%)5132(Top 32%)5132(Top 228%)
20K12.43 mi3.11 mi5142+234768+354768+355247(Top 18%)4822(Top 30%)4822(Top 215%)
Half13.11 mi0.68 mi5217-754834-664834-666571(Top 23%)5867(Top 36%)5867(Top 261%)
25K15.53 mi2.42 mi5127+904751+834751+834843(Top 17%)4451(Top 28%)4451(Top 198%)
30K18.64 mi3.11 mi4864+2634498+2534498+2534106(Top 14%)3777(Top 23%)3777(Top 168%)
20M20.00 mi1.36 mi4785+794431+674431+674110(Top 14%)3763(Top 23%)3763(Top 167%)
21M21.00 mi1.00 mi4681+1044337+944337+944015(Top 14%)3638(Top 23%)3638(Top 162%)
35K21.75 mi0.75 mi4617+644271+664271+663797(Top 13%)3419(Top 21%)3419(Top 152%)
23M23.00 mi1.25 mi4576+414220+514220+514438(Top 16%)3905(Top 24%)3905(Top 174%)
24M24.00 mi1.00 mi4626-504257-374257-375682(Top 20%)4707(Top 29%)4707(Top 209%)
40K24.85 mi0.85 mi4685-594302-454302-455980(Top 21%)4826(Top 30%)4826(Top 215%)
25.2M25.20 mi0.35 mi4698-134306-44306-45492(Top 19%)4410(Top 27%)4410(Top 196%)
Finish26.22 mi1.02 mi4765-674357-514357-516024(Top 21%)4732(Top 29%)4732(Top 211%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21story building
+97ft-345ft

Overall

5615

Males

5132

M40-44

5132

5K→10K

3.1 - 6.2 mi

Top 16%
×5story building
+79ft-138ft

Overall

4492

Males

4208

M40-44

4208

10K→15K

6.2 - 9.3 mi

Top 20%
×3story building
+67ft-78ft

Overall

5615

Males

5132

M40-44

5132

15K→20K

9.3 - 12.4 mi

Top 18%
×5story building
+106ft-86ft

Overall

5247

Males

4822

M40-44

4822

20K→Half

12.4 - 13.1 mi

Top 23%
×2story building
+19ft-37ft

Overall

6571

Males

5867

M40-44

5867

Half→25K

13.1 - 15.5 mi

Top 17%
×4story building
+66ft-88ft

Overall

4843

Males

4451

M40-44

4451

25K→30K

15.5 - 18.6 mi

Top 14%
×9story building
+181ft-148ft

Overall

4106

Males

3777

M40-44

3777

30K→20M

18.6 - 20.0 mi

Top 14%
×5story building
+64ft-50ft

Overall

4110

Males

3763

M40-44

3763

20M→21M

20.0 - 21.0 mi

Top 14%
×8story building
+106ft-24ft

Overall

4015

Males

3638

M40-44

3638

21M→35K

21.0 - 21.8 mi

Top 13%
×7story building
+17ft-86ft

Overall

3797

Males

3419

M40-44

3419

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4438

Males

3905

M40-44

3905

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5682

Males

4707

M40-44

4707

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5980

Males

4826

M40-44

4826

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

5492

Males

4410

M40-44

4410

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2story building
+22ft-21ft

Overall

6024

Males

4732

M40-44

4732

Passing Analysis

Category:
Athletes Passed
1815
Passed By
1008
Net Change
+807
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5572
5K → 10K60131+570#5572#5002
10K → 15K73236-163#5002#5165
15K → 20K135112+23#5165#5142
20K → Half1388-75#5142#5217
Half → 25K15161+90#5217#5127
25K → 30K30441+263#5127#4864
30K → 20M10829+79#4864#4785
20M → 21M12622+104#4785#4681
21M → 35K7915+64#4681#4617
35K → 23M9352+41#4617#4576
23M → 24M53103-50#4576#4626
24M → 40K3695-59#4626#4685
40K → 25.2M2639-13#4685#4698
25.2M → Finish1784-67#4698#4765
TOTALS18151008+807
📊

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