Boston Marathon logo
BOSTON MARATHON 2025

Matthew Kelley

Bib: 28295•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

Start
0:00:00
Race begins
5K· 3.11 mi
31:31
Rank: #25933
Start → 5K
31:31 | 10:09/mi
10K· 6.21 mi
1:02:29
Rank: #25554 (+379)
5K → 10K
30:58 | 9:58/mi
15K· 9.32 mi
1:32:36
Rank: #25130 (+424)
10K → 15K
30:07 | 9:42/mi
20K· 12.43 mi
2:02:36
Rank: #24677 (+453)
15K → 20K
30:00 | 9:39/mi
Half· 13.11 mi
2:08:54
Rank: #24603 (+74)
20K → Half
6:18 | 9:14/mi
25K· 15.53 mi
2:32:20
Rank: #24266 (+337)
Half → 25K
23:26 | 9:40/mi
30K· 18.64 mi
3:04:17
Rank: #23913 (+353)
25K → 30K
31:57 | 10:17/mi
20M
3:18:38
Rank: #23826 (+87)
30K → 20M
14:21 | 10:34/mi
21M
3:31:30
Rank: #23912 (-86)
20M → 21M
12:52 | 12:52/mi
35K· 21.75 mi
3:39:34
Rank: #23906 (+6)
21M → 35K
8:04 | 10:47/mi
23M
3:53:41
Rank: #23896 (+10)
35K → 23M
14:07 | 11:16/mi
24M
4:04:26
Rank: #23872 (+24)
23M → 24M
10:45 | 10:45/mi
40K· 24.85 mi
4:13:55
Rank: #23854 (+18)
24M → 40K
9:29 | 11:05/mi
25.2M
4:18:09
Rank: #23861 (-7)
40K → 25.2M
4:14 | 12:17/mi
Finish· 26.22 mi
4:28:14
Rank: #23828 (+33)
25.2M → Finish
10:05 | 9:54/mi

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
Time2:08:54
Pace9:50 /mi
2nd Half
Distance13.11 mi
Time2:19:20
Pace10:38 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:0631:3110:0931:31
10:09
-
10K
6.21 mi12:22:041:02:2910:0330:58
9:58
-0:11
15K
9.32 mi12:52:111:32:369:5630:07
9:42
-0:16
20K
12.43 mi13:22:112:02:369:5230:00
9:39
-0:03
Half
13.11 mi13:28:292:08:549:506:18
9:14
-0:25
25K
15.53 mi13:51:552:32:209:4823:26
9:40
+0:26
30K
18.64 mi14:23:523:04:179:5331:57
10:17
+0:37
20M
20.00 mi14:38:133:18:389:5614:21
10:34
+0:17
21M
21.00 mi14:51:053:31:3010:0412:52
12:52
+2:18
35K
21.75 mi14:59:093:39:3410:068:04
10:47
-2:05
23M
23.00 mi15:13:163:53:4110:1014:07
11:16
+0:29
24M
24.00 mi15:24:014:04:2610:1110:45
10:45
-0:31
40K
24.85 mi15:33:304:13:5510:139:29
11:05
+0:20
25.2M
25.20 mi15:37:444:18:0910:154:14
12:17
+1:12
Finish
26.22 mi15:47:494:28:1410:1410:05
9:54
-2:23

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

9:14 /mi

Average Pace

10:14 /mi

Slowest Pace

12:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:51

33% of race

Time at Steady Pace

2:09:37

48% of race

Time at Slower Pace

48:46

18% of race

Average Pace: 10:14 /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 mi11:51:0631:3110:0931:31
10:09
#25933
10K
6.21 mi12:22:041:02:2910:0330:58
9:58
#25554
15K
9.32 mi12:52:111:32:369:5630:07
9:42
#25130
20K
12.43 mi13:22:112:02:369:5230:00
9:39
#24677
Half
13.11 mi13:28:292:08:549:506:18
9:14
#24603
25K
15.53 mi13:51:552:32:209:4823:26
9:40
#24266
30K
18.64 mi14:23:523:04:179:5331:57
10:17
#23913
20M
20.00 mi14:38:133:18:389:5614:21
10:34
#23826
21M
21.00 mi14:51:053:31:3010:0412:52
12:52
#23912
35K
21.75 mi14:59:093:39:3410:068:04
10:47
#23906
23M
23.00 mi15:13:163:53:4110:1014:07
11:16
#23896
24M
24.00 mi15:24:014:04:2610:1110:45
10:45
#23872
40K
24.85 mi15:33:304:13:5510:139:29
11:05
#23854
25.2M
25.20 mi15:37:444:18:0910:154:14
12:17
#23861
Finish
26.22 mi15:47:494:28:1410:1410:05
9:54
#23828
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25933151441514424257(Top 85%)14381(Top 89%)14381(Top 255%)
10K6.21 mi3.10 mi25554+37914960+18414960+18425235(Top 89%)14809(Top 92%)14809(Top 262%)
15K9.32 mi3.11 mi25130+42414767+19314767+19324257(Top 85%)14381(Top 89%)14381(Top 255%)
20K12.43 mi3.11 mi24677+45314554+21314554+21323361(Top 82%)13960(Top 87%)13960(Top 247%)
Half13.11 mi0.68 mi24603+7414513+4114513+4122727(Top 80%)13674(Top 85%)13674(Top 242%)
25K15.53 mi2.42 mi24266+33714344+16914344+16922400(Top 79%)13466(Top 84%)13466(Top 239%)
30K18.64 mi3.11 mi23913+35314168+17614168+17622399(Top 79%)13344(Top 83%)13344(Top 237%)
20M20.00 mi1.36 mi23826+8714108+6014108+6022596(Top 80%)13336(Top 83%)13336(Top 236%)
21M21.00 mi1.00 mi23912-8614132-2414132-2424881(Top 88%)14312(Top 89%)14312(Top 254%)
35K21.75 mi0.75 mi23906+614117+1514117+1523768(Top 84%)13776(Top 86%)13776(Top 244%)
23M23.00 mi1.25 mi23896+1014085+3214085+3223830(Top 84%)13752(Top 85%)13752(Top 244%)
24M24.00 mi1.00 mi23872+2414069+1614069+1623447(Top 83%)13534(Top 84%)13534(Top 240%)
40K24.85 mi0.85 mi23854+1814046+2314046+2323335(Top 82%)13416(Top 83%)13416(Top 238%)
25.2M25.20 mi0.35 mi23861-714044+214044+223748(Top 84%)13641(Top 85%)13641(Top 242%)
Finish26.22 mi1.02 mi23828+3314017+2714017+2722605(Top 80%)13086(Top 81%)13086(Top 232%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

24257

Males

14381

M18-39

14381

5K→10K

3.1 - 6.2 mi

Top 89%
×5stories
+79ft-138ft

Overall

25235

Males

14809

M18-39

14809

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

24257

Males

14381

M18-39

14381

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

23361

Males

13960

M18-39

13960

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

22727

Males

13674

M18-39

13674

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

22400

Males

13466

M18-39

13466

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

22399

Males

13344

M18-39

13344

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

22596

Males

13336

M18-39

13336

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

24881

Males

14312

M18-39

14312

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

23768

Males

13776

M18-39

13776

35K→23M

21.8 - 23.0 mi

Top 84%
×5stories
+23ft-63ft

Overall

23830

Males

13752

M18-39

13752

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

23447

Males

13534

M18-39

13534

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

23335

Males

13416

M18-39

13416

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

23748

Males

13641

M18-39

13641

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

22605

Males

13086

M18-39

13086

Passing Analysis

Category:
Athletes Passed
2575
Passed By
470
Net Change
+2105
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25933
5K → 10K43051+379#25933#25554
10K → 15K43511+424#25554#25130
15K → 20K4596+453#25130#24677
20K → Half784+74#24677#24603
Half → 25K3403+337#24603#24266
25K → 30K37623+353#24266#23913
30K → 20M12033+87#23913#23826
20M → 21M37123-86#23826#23912
21M → 35K5347+6#23912#23906
35K → 23M6555+10#23906#23896
23M → 24M5329+24#23896#23872
24M → 40K5234+18#23872#23854
40K → 25.2M1623-7#23854#23861
25.2M → Finish6128+33#23861#23828
TOTALS2575470+2105
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing