Boston Marathon logo
BOSTON MARATHON 2025

Matt Gosselin

Bib: 29194•M

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
9:47/mi
30:25
↑ 97↓ 3451.5%
10K· 6.21 mi
9:40/mi
1:00:26
↑ 79↓ 1380.4%
15K· 9.32 mi
9:52/mi
1:31:04
↑ 67↓ 78
20K· 12.43 mi
10:12/mi
2:02:46
↑ 106↓ 860.1%
Half· 13.11 mi
10:13/mi
2:09:44
↑ 19↓ 370.5%
25K· 15.53 mi
10:06/mi
2:34:13
↑ 66↓ 880.2%
30K· 18.64 mi
11:23/mi
3:09:35
↑ 181↓ 1480.2%
20M
13:02/mi
3:27:18
↑ 64↓ 500.2%
21M
13:12/mi
3:40:30
↑ 106↓ 241.6%
35K· 21.75 mi
10:32/mi
3:48:23
↑ 17↓ 861.7%
23M
14:14/mi
4:06:12
↑ 23↓ 630.6%
24M
11:53/mi
4:18:05
↓ 821.3%
40K· 24.85 mi
13:28/mi
4:29:36
↓ 200.3%
25.2M
13:46/mi
4:34:21
↑ 13↓ 160.2%
Finish· 26.22 mi
10:23/mi
4:44:56
↑ 22↓ 21

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
Time2:09:44
Pace9:54 /mi
2nd Half
Distance13.11 mi
Time2:35:12
Pace11:50 /mi
📊Positive Split: 19.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:0930:259:4730:25
9:47
-
10K
6.21 mi12:19:101:00:269:4430:01
9:40
-0:07
15K
9.32 mi12:49:481:31:049:4630:38
9:52
+0:12
20K
12.43 mi13:21:302:02:469:5331:42
10:12
+0:20
Half
13.11 mi13:28:282:09:449:546:58
10:13
+0:01
25K
15.53 mi13:52:572:34:139:5624:29
10:06
-0:07
30K
18.64 mi14:28:193:09:3510:1035:22
11:23
+1:17
20M
20.00 mi14:46:023:27:1810:2217:43
13:02
+1:39
21M
21.00 mi14:59:143:40:3010:3013:12
13:12
+0:10
35K
21.75 mi15:07:073:48:2310:307:53
10:32
-2:40
23M
23.00 mi15:24:564:06:1210:4217:49
14:14
+3:42
24M
24.00 mi15:36:494:18:0510:4511:53
11:53
-2:21
40K
24.85 mi15:48:204:29:3610:5111:31
13:28
+1:35
25.2M
25.20 mi15:53:054:34:2110:534:45
13:46
+0:18
Finish
26.22 mi16:03:404:44:5610:5310:35
10:23
-3:23

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

9:40 /mi

Average Pace

10:53 /mi

Slowest Pace

14:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

30:01

11% of race

Time at Steady Pace

2:22:40

50% of race

Time at Slower Pace

1:52:15

39% of race

Average Pace: 10:52 /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 mi11:49:0930:259:4730:25
9:47
#25071
10K
6.21 mi12:19:101:00:269:4430:01
9:40
#24799
15K
9.32 mi12:49:481:31:049:4630:38
9:52
#24753
20K
12.43 mi13:21:302:02:469:5331:42
10:12
#24708
Half
13.11 mi13:28:282:09:449:546:58
10:13
#24738
25K
15.53 mi13:52:572:34:139:5624:29
10:06
#24565
30K
18.64 mi14:28:193:09:3510:1035:22
11:23
#24602
20M
20.00 mi14:46:023:27:1810:2217:43
13:02
#24809
21M
21.00 mi14:59:143:40:3010:3013:12
13:12
#24860
35K
21.75 mi15:07:073:48:2310:307:53
10:32
#24815
23M
23.00 mi15:24:564:06:1210:4217:49
14:14
#25089
24M
24.00 mi15:36:494:18:0510:4511:53
11:53
#25093
40K
24.85 mi15:48:204:29:3610:5111:31
13:28
#25182
25.2M
25.20 mi15:53:054:34:2110:534:45
13:46
#25202
Finish
26.22 mi16:03:404:44:5610:5310:35
10:23
#25180
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25071147641476424682(Top 87%)14575(Top 90%)14575(Top 258%)
10K6.21 mi3.10 mi24799+27214615+14914615+14924507(Top 86%)14477(Top 90%)14477(Top 257%)
15K9.32 mi3.11 mi24753+4614602+1314602+1324682(Top 87%)14575(Top 90%)14575(Top 258%)
20K12.43 mi3.11 mi24708+4514569+3314569+3324647(Top 87%)14509(Top 90%)14509(Top 257%)
Half13.11 mi0.68 mi24738-3014586-1714586-1725270(Top 89%)14788(Top 92%)14788(Top 262%)
25K15.53 mi2.42 mi24565+17314490+9614490+9623503(Top 83%)13963(Top 87%)13963(Top 247%)
30K18.64 mi3.11 mi24602-3714479+1114479+1124667(Top 87%)14385(Top 89%)14385(Top 255%)
20M20.00 mi1.36 mi24809-20714557-7814557-7826478(Top 93%)15138(Top 94%)15138(Top 268%)
21M21.00 mi1.00 mi24860-5114564-714564-725311(Top 89%)14523(Top 90%)14523(Top 257%)
35K21.75 mi0.75 mi24815+4514540+2414540+2423257(Top 82%)13517(Top 84%)13517(Top 240%)
23M23.00 mi1.25 mi25089-27414646-10614646-10627493(Top 97%)15575(Top 97%)15575(Top 276%)
24M24.00 mi1.00 mi25093-414639+714639+725520(Top 90%)14569(Top 90%)14569(Top 258%)
40K24.85 mi0.85 mi25182-8914674-3514674-3526737(Top 94%)15156(Top 94%)15156(Top 269%)
25.2M25.20 mi0.35 mi25202-2014677-314677-326026(Top 92%)14760(Top 92%)14760(Top 262%)
Finish26.22 mi1.02 mi25180+2214658+1914658+1924004(Top 85%)13772(Top 86%)13772(Top 244%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21story building
+97ft-345ft

Overall

24682

Males

14575

M18-39

14575

5K→10K

3.1 - 6.2 mi

Top 86%
×5story building
+79ft-138ft

Overall

24507

Males

14477

M18-39

14477

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+67ft-78ft

Overall

24682

Males

14575

M18-39

14575

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

24647

Males

14509

M18-39

14509

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

25270

Males

14788

M18-39

14788

Half→25K

13.1 - 15.5 mi

Top 83%
×4story building
+66ft-88ft

Overall

23503

Males

13963

M18-39

13963

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

24667

Males

14385

M18-39

14385

30K→20M

18.6 - 20.0 mi

Top 93%
×5story building
+64ft-50ft

Overall

26478

Males

15138

M18-39

15138

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

25311

Males

14523

M18-39

14523

21M→35K

21.0 - 21.8 mi

Top 82%
×7story building
+17ft-86ft

Overall

23257

Males

13517

M18-39

13517

35K→23M

21.8 - 23.0 mi

Top 97%
×5story building
+23ft-63ft

Overall

27493

Males

15575

M18-39

15575

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

25520

Males

14569

M18-39

14569

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

26737

Males

15156

M18-39

15156

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

26026

Males

14760

M18-39

14760

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2story building
+22ft-21ft

Overall

24004

Males

13772

M18-39

13772

Passing Analysis

Category:
Athletes Passed
1216
Passed By
1325
Net Change
-109
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25071
5K → 10K36694+272#25071#24799
10K → 15K153107+46#24799#24753
15K → 20K163118+45#24753#24708
20K → Half1646-30#24708#24738
Half → 25K19421+173#24738#24565
25K → 30K121158-37#24565#24602
30K → 20M18225-207#24602#24809
20M → 21M3283-51#24809#24860
21M → 35K5813+45#24860#24815
35K → 23M4278-274#24815#25089
23M → 24M3438-4#25089#25093
24M → 40K1099-89#25093#25182
40K → 25.2M1232-20#25182#25202
25.2M → Finish3513+22#25202#25180
TOTALS12161325-109
📊

Passing Visuals

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing