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BOSTON MARATHON 2025

Matthias Gouvrion

Bib: 4388•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
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
20:32
Rank: #4693
Start → 5K
20:32 | 6:37/mi
10K· 6.21 mi
41:29
Rank: #5163 (-470)
5K → 10K
20:57 | 6:45/mi
15K· 9.32 mi
1:02:41
Rank: #5506 (-343)
10K → 15K
21:12 | 6:49/mi
20K· 12.43 mi
1:25:37
Rank: #6751 (-1245)
15K → 20K
22:56 | 7:23/mi
Half· 13.11 mi
1:30:25
Rank: #6810 (-59)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:49:40
Rank: #7653 (-843)
Half → 25K
19:15 | 7:56/mi
30K· 18.64 mi
2:18:46
Rank: #10090 (-2437)
25K → 30K
29:06 | 9:22/mi
20M
2:33:24
Rank: #11638 (-1548)
30K → 20M
14:38 | 10:46/mi
21M
2:44:04
Rank: #12405 (-767)
20M → 21M
10:40 | 10:40/mi
35K· 21.75 mi
2:51:21
Rank: #12866 (-461)
21M → 35K
7:17 | 9:44/mi
23M
3:05:14
Rank: #13958 (-1092)
35K → 23M
13:53 | 11:05/mi
24M
3:15:51
Rank: #14615 (-657)
23M → 24M
10:37 | 10:37/mi
40K· 24.85 mi
3:25:13
Rank: #15154 (-539)
24M → 40K
9:22 | 10:57/mi
25.2M
3:29:20
Rank: #15356 (-202)
40K → 25.2M
4:07 | 11:56/mi
Finish· 26.22 mi
3:39:44
Rank: #15799 (-443)
25.2M → Finish
10:24 | 10:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:25
Pace6:54 /mi
2nd Half
Distance13.11 mi
Time2:09:19
Pace9:52 /mi
📊Positive Split: 43.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5320:326:3720:32
6:37
-
10K
6.21 mi10:44:5041:296:4120:57
6:45
+0:08
15K
9.32 mi11:06:021:02:416:4421:12
6:49
+0:04
20K
12.43 mi11:28:581:25:376:5322:56
7:23
+0:34
Half
13.11 mi11:33:461:30:256:544:48
7:02
-0:21
25K
15.53 mi11:53:011:49:407:0419:15
7:56
+0:54
30K
18.64 mi12:22:072:18:467:2729:06
9:22
+1:26
20M
20.00 mi12:36:452:33:247:4014:38
10:46
+1:24
21M
21.00 mi12:47:252:44:047:4910:40
10:40
-0:06
35K
21.75 mi12:54:422:51:217:537:17
9:44
-0:56
23M
23.00 mi13:08:353:05:148:0313:53
11:05
+1:21
24M
24.00 mi13:19:123:15:518:1010:37
10:37
-0:28
40K
24.85 mi13:28:343:25:138:159:22
10:57
+0:20
25.2M
25.20 mi13:32:413:29:208:184:07
11:56
+0:59
Finish
26.22 mi13:43:053:39:448:2310:24
10:12
-1:44

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

6:37 /mi

Average Pace

8:23 /mi

Slowest Pace

11:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:40

50% of race

Time at Steady Pace

57:24

26% of race

Time at Slower Pace

52:40

24% of race

Average Pace: 8:23 /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 mi10:23:5320:326:3720:32
6:37
#4693
10K
6.21 mi10:44:5041:296:4120:57
6:45
#5163
15K
9.32 mi11:06:021:02:416:4421:12
6:49
#5506
20K
12.43 mi11:28:581:25:376:5322:56
7:23
#6751
Half
13.11 mi11:33:461:30:256:544:48
7:02
#6810
25K
15.53 mi11:53:011:49:407:0419:15
7:56
#7653
30K
18.64 mi12:22:072:18:467:2729:06
9:22
#10090
20M
20.00 mi12:36:452:33:247:4014:38
10:46
#11638
21M
21.00 mi12:47:252:44:047:4910:40
10:40
#12405
35K
21.75 mi12:54:422:51:217:537:17
9:44
#12866
23M
23.00 mi13:08:353:05:148:0313:53
11:05
#13958
24M
24.00 mi13:19:123:15:518:1010:37
10:37
#14615
40K
24.85 mi13:28:343:25:138:159:22
10:57
#15154
25.2M
25.20 mi13:32:413:29:208:184:07
11:56
#15356
Finish
26.22 mi13:43:053:39:448:2310:24
10:12
#15799
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4693440244026343(Top 22%)5744(Top 36%)5744(Top 102%)
10K6.21 mi3.10 mi5163-4704806-4044806-4045790(Top 20%)5306(Top 33%)5306(Top 94%)
15K9.32 mi3.11 mi5506-3435090-2845090-2846343(Top 22%)5744(Top 36%)5744(Top 102%)
20K12.43 mi3.11 mi6751-12456089-9996089-9999735(Top 34%)7874(Top 49%)7874(Top 140%)
Half13.11 mi0.68 mi6810-596134-456134-457856(Top 28%)6818(Top 42%)6818(Top 121%)
25K15.53 mi2.42 mi7653-8436709-5756709-57513415(Top 47%)9489(Top 59%)9489(Top 168%)
30K18.64 mi3.11 mi10090-24378059-13508059-135019403(Top 68%)12013(Top 75%)12013(Top 213%)
20M20.00 mi1.36 mi11638-15488767-7088767-70823097(Top 81%)13569(Top 84%)13569(Top 240%)
21M21.00 mi1.00 mi12405-7679086-3199086-31920486(Top 72%)12249(Top 76%)12249(Top 217%)
35K21.75 mi0.75 mi12866-4619280-1949280-19421090(Top 74%)12478(Top 77%)12478(Top 221%)
23M23.00 mi1.25 mi13958-10929718-4389718-43823421(Top 82%)13546(Top 84%)13546(Top 240%)
24M24.00 mi1.00 mi14615-6579992-2749992-27423101(Top 81%)13353(Top 83%)13353(Top 237%)
40K24.85 mi0.85 mi15154-53910180-18810180-18823031(Top 81%)13249(Top 82%)13249(Top 235%)
25.2M25.20 mi0.35 mi15356-20210257-7710257-7723063(Top 81%)13306(Top 83%)13306(Top 236%)
Finish26.22 mi1.02 mi15799-44310424-16710424-16723520(Top 83%)13518(Top 84%)13518(Top 240%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

6343

Males

5744

M18-39

5744

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5790

Males

5306

M18-39

5306

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

6343

Males

5744

M18-39

5744

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9735

Males

7874

M18-39

7874

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7856

Males

6818

M18-39

6818

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

13415

Males

9489

M18-39

9489

25K→30K

15.5 - 18.6 mi

Top 68%
×9stories
+181ft-148ft

Overall

19403

Males

12013

M18-39

12013

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

23097

Males

13569

M18-39

13569

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

20486

Males

12249

M18-39

12249

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

21090

Males

12478

M18-39

12478

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

23421

Males

13546

M18-39

13546

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

23101

Males

13353

M18-39

13353

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

23031

Males

13249

M18-39

13249

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

23063

Males

13306

M18-39

13306

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

23520

Males

13518

M18-39

13518

Passing Analysis

Category:
Athletes Passed
205
Passed By
11309
Net Change
-11106
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4693
5K → 10K46516-470#4693#5163
10K → 15K38381-343#5163#5506
15K → 20K131258-1245#5506#6751
20K → Half968-59#6751#6810
Half → 25K14857-843#6810#7653
25K → 30K112446-2437#7653#10090
30K → 20M111559-1548#10090#11638
20M → 21M9776-767#11638#12405
21M → 35K10471-461#12405#12866
35K → 23M111103-1092#12866#13958
23M → 24M8665-657#13958#14615
24M → 40K11550-539#14615#15154
40K → 25.2M5207-202#15154#15356
25.2M → Finish9452-443#15356#15799
TOTALS20511309-11106
📊

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