Boston Marathon logo
BOSTON MARATHON 2025

Kevin Carwile

Bib: 13327•M

NC

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 46%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 49%
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:17
Rank: #12187
Start → 5K
23:17 | 7:30/mi
10K· 6.21 mi
46:37
Rank: #12149 (+38)
5K → 10K
23:20 | 7:31/mi
15K· 9.32 mi
1:10:01
Rank: #12095 (+54)
10K → 15K
23:24 | 7:32/mi
20K· 12.43 mi
1:33:33
Rank: #11873 (+222)
15K → 20K
23:32 | 7:34/mi
Half· 13.11 mi
1:38:40
Rank: #11864 (+9)
20K → Half
5:07 | 7:30/mi
25K· 15.53 mi
1:57:24
Rank: #11822 (+42)
Half → 25K
18:44 | 7:44/mi
30K· 18.64 mi
2:22:58
Rank: #11990 (-168)
25K → 30K
25:34 | 8:14/mi
20M
2:34:36
Rank: #12151 (-161)
30K → 20M
11:38 | 8:34/mi
21M
2:43:43
Rank: #12271 (-120)
20M → 21M
9:07 | 9:07/mi
35K· 21.75 mi
2:49:51
Rank: #12299 (-28)
21M → 35K
6:08 | 8:12/mi
23M
3:00:51
Rank: #12466 (-167)
35K → 23M
11:00 | 8:47/mi
24M
3:09:32
Rank: #12616 (-150)
23M → 24M
8:41 | 8:41/mi
40K· 24.85 mi
3:17:16
Rank: #12798 (-182)
24M → 40K
7:44 | 9:03/mi
25.2M
3:20:35
Rank: #12834 (-36)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:29:09
Rank: #12959 (-125)
25.2M → Finish
8:34 | 8:24/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
Time1:38:40
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:50:29
Pace8:26 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3223:177:3023:17
7:30
-
10K
6.21 mi11:15:5246:377:3023:20
7:31
+0:01
15K
9.32 mi11:39:161:10:017:3123:24
7:32
+0:01
20K
12.43 mi12:02:481:33:337:3223:32
7:34
+0:02
Half
13.11 mi12:07:551:38:407:325:07
7:30
-0:04
25K
15.53 mi12:26:391:57:247:3318:44
7:44
+0:14
30K
18.64 mi12:52:132:22:587:4025:34
8:14
+0:30
20M
20.00 mi13:03:512:34:367:4411:38
8:34
+0:20
21M
21.00 mi13:12:582:43:437:489:07
9:07
+0:33
35K
21.75 mi13:19:062:49:517:496:08
8:12
-0:55
23M
23.00 mi13:30:063:00:517:5211:00
8:47
+0:35
24M
24.00 mi13:38:473:09:327:548:41
8:41
-0:06
40K
24.85 mi13:46:313:17:167:567:44
9:03
+0:22
25.2M
25.20 mi13:49:503:20:357:583:19
9:37
+0:34
Finish
26.22 mi13:58:243:29:097:598:34
8:24
-1:13

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

7:30 /mi

Average Pace

7:59 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:24

56% of race

Time at Steady Pace

51:54

25% of race

Time at Slower Pace

39:51

19% of race

Average Pace: 7:59 /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 mi10:52:3223:177:3023:17
7:30
#12187
10K
6.21 mi11:15:5246:377:3023:20
7:31
#12149
15K
9.32 mi11:39:161:10:017:3123:24
7:32
#12095
20K
12.43 mi12:02:481:33:337:3223:32
7:34
#11873
Half
13.11 mi12:07:551:38:407:325:07
7:30
#11864
25K
15.53 mi12:26:391:57:247:3318:44
7:44
#11822
30K
18.64 mi12:52:132:22:587:4025:34
8:14
#11990
20M
20.00 mi13:03:512:34:367:4411:38
8:34
#12151
21M
21.00 mi13:12:582:43:437:489:07
9:07
#12271
35K
21.75 mi13:19:062:49:517:496:08
8:12
#12299
23M
23.00 mi13:30:063:00:517:5211:00
8:47
#12466
24M
24.00 mi13:38:473:09:327:548:41
8:41
#12616
40K
24.85 mi13:46:313:17:167:567:44
9:03
#12798
25.2M
25.20 mi13:49:503:20:357:583:19
9:37
#12834
Finish
26.22 mi13:58:243:29:097:598:34
8:24
#12959
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi121879261926112044(Top 42%)9086(Top 56%)9086(Top 455%)
10K6.21 mi3.10 mi12149+389229+329229+3212183(Top 43%)9232(Top 57%)9232(Top 463%)
15K9.32 mi3.11 mi12095+549167+629167+6212044(Top 42%)9086(Top 56%)9086(Top 455%)
20K12.43 mi3.11 mi11873+2229039+1289039+12811380(Top 40%)8682(Top 54%)8682(Top 435%)
Half13.11 mi0.68 mi11864+99024+159024+1511676(Top 41%)8886(Top 55%)8886(Top 445%)
25K15.53 mi2.42 mi11822+428962+628962+6211749(Top 41%)8725(Top 54%)8725(Top 437%)
30K18.64 mi3.11 mi11990-1688973-118973-1113021(Top 46%)9153(Top 57%)9153(Top 459%)
20M20.00 mi1.36 mi12151-1619013-409013-4014147(Top 50%)9518(Top 59%)9518(Top 477%)
21M21.00 mi1.00 mi12271-1209023-109023-1014173(Top 50%)9410(Top 58%)9410(Top 471%)
35K21.75 mi0.75 mi12299-289008+159008+1513575(Top 48%)9068(Top 56%)9068(Top 454%)
23M23.00 mi1.25 mi12466-1679048-409048-4015011(Top 53%)9626(Top 60%)9626(Top 482%)
24M24.00 mi1.00 mi12616-1509102-549102-5415609(Top 55%)9868(Top 61%)9868(Top 494%)
40K24.85 mi0.85 mi12798-1829144-429144-4216537(Top 58%)10158(Top 63%)10158(Top 509%)
25.2M25.20 mi0.35 mi12834-369149-59149-515117(Top 53%)9456(Top 59%)9456(Top 474%)
Finish26.22 mi1.02 mi12959-1259192-439192-4315581(Top 55%)9735(Top 60%)9735(Top 488%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

12044

Males

9086

M50-54

9086

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

12183

Males

9232

M50-54

9232

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

12044

Males

9086

M50-54

9086

15K→20K

9.3 - 12.4 mi

Top 40%
×5stories
+106ft-86ft

Overall

11380

Males

8682

M50-54

8682

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

11676

Males

8886

M50-54

8886

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

11749

Males

8725

M50-54

8725

25K→30K

15.5 - 18.6 mi

Top 46%
×9stories
+181ft-148ft

Overall

13021

Males

9153

M50-54

9153

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

14147

Males

9518

M50-54

9518

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

14173

Males

9410

M50-54

9410

21M→35K

21.0 - 21.8 mi

Top 48%
×7stories
+17ft-86ft

Overall

13575

Males

9068

M50-54

9068

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

15011

Males

9626

M50-54

9626

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

15609

Males

9868

M50-54

9868

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

16537

Males

10158

M50-54

10158

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

15117

Males

9456

M50-54

9456

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

15581

Males

9735

M50-54

9735

Passing Analysis

Category:
Athletes Passed
1604
Passed By
2376
Net Change
-772
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12187
5K → 10K266228+38#12187#12149
10K → 15K215161+54#12149#12095
15K → 20K30482+222#12095#11873
20K → Half4132+9#11873#11864
Half → 25K178136+42#11864#11822
25K → 30K185353-168#11822#11990
30K → 20M74235-161#11990#12151
20M → 21M72192-120#12151#12271
21M → 35K5886-28#12271#12299
35K → 23M68235-167#12299#12466
23M → 24M40190-150#12466#12616
24M → 40K39221-182#12616#12798
40K → 25.2M2763-36#12798#12834
25.2M → Finish37162-125#12834#12959
TOTALS16042376-772
📊

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