Boston Marathon logo
BOSTON MARATHON 2025

Dev Chavan

Bib: 29933•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
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
25:31
Rank: #18189
Start → 5K
25:31 | 8:13/mi
10K· 6.21 mi
51:06
Rank: #18123 (+66)
5K → 10K
25:35 | 8:14/mi
15K· 9.32 mi
1:17:05
Rank: #18206 (-83)
10K → 15K
25:59 | 8:22/mi
20K· 12.43 mi
1:42:30
Rank: #17666 (+540)
15K → 20K
25:25 | 8:11/mi
Half· 13.11 mi
1:47:57
Rank: #17569 (+97)
20K → Half
5:27 | 7:59/mi
25K· 15.53 mi
2:07:46
Rank: #17100 (+469)
Half → 25K
19:49 | 8:10/mi
30K· 18.64 mi
2:34:10
Rank: #16661 (+439)
25K → 30K
26:24 | 8:30/mi
20M
2:49:06
Rank: #17489 (-828)
30K → 20M
14:56 | 10:59/mi
21M
2:58:04
Rank: #17226 (+263)
20M → 21M
8:58 | 8:58/mi
35K· 21.75 mi
3:04:27
Rank: #17155 (+71)
21M → 35K
6:23 | 8:32/mi
23M
3:15:50
Rank: #17109 (+46)
35K → 23M
11:23 | 9:05/mi
24M
3:24:43
Rank: #17098 (+11)
23M → 24M
8:53 | 8:53/mi
40K· 24.85 mi
3:33:01
Rank: #17215 (-117)
24M → 40K
8:18 | 9:42/mi
25.2M
3:37:04
Rank: #17371 (-156)
40K → 25.2M
4:03 | 11:45/mi
Finish· 26.22 mi
3:46:41
Rank: #17532 (-161)
25.2M → Finish
9:37 | 9:26/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
Time1:47:57
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time1:58:44
Pace9:03 /mi
📊Positive Split: 10.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:0425:318:1325:31
8:13
-
10K
6.21 mi12:12:3951:068:1325:35
8:14
+0:01
15K
9.32 mi12:38:381:17:058:1625:59
8:22
+0:08
20K
12.43 mi13:04:031:42:308:1525:25
8:11
-0:11
Half
13.11 mi13:09:301:47:578:145:27
7:59
-0:12
25K
15.53 mi13:29:192:07:468:1319:49
8:10
+0:11
30K
18.64 mi13:55:432:34:108:1626:24
8:30
+0:20
20M
20.00 mi14:10:392:49:068:2714:56
10:59
+2:29
21M
21.00 mi14:19:372:58:048:298:58
8:58
-2:01
35K
21.75 mi14:26:003:04:278:296:23
8:32
-0:26
23M
23.00 mi14:37:233:15:508:3111:23
9:05
+0:33
24M
24.00 mi14:46:163:24:438:328:53
8:53
-0:12
40K
24.85 mi14:54:343:33:018:348:18
9:42
+0:49
25.2M
25.20 mi14:58:373:37:048:374:03
11:45
+2:03
Finish
26.22 mi15:08:143:46:418:399:37
9:26
-2:19

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

7:59 /mi

Average Pace

8:39 /mi

Slowest Pace

11:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

5:27

2% of race

Time at Steady Pace

2:52:57

76% of race

Time at Slower Pace

48:17

21% of race

Average Pace: 8:39 /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 mi11:47:0425:318:1325:31
8:13
#18189
10K
6.21 mi12:12:3951:068:1325:35
8:14
#18123
15K
9.32 mi12:38:381:17:058:1625:59
8:22
#18206
20K
12.43 mi13:04:031:42:308:1525:25
8:11
#17666
Half
13.11 mi13:09:301:47:578:145:27
7:59
#17569
25K
15.53 mi13:29:192:07:468:1319:49
8:10
#17100
30K
18.64 mi13:55:432:34:108:1626:24
8:30
#16661
20M
20.00 mi14:10:392:49:068:2714:56
10:59
#17489
21M
21.00 mi14:19:372:58:048:298:58
8:58
#17226
35K
21.75 mi14:26:003:04:278:296:23
8:32
#17155
23M
23.00 mi14:37:233:15:508:3111:23
9:05
#17109
24M
24.00 mi14:46:163:24:438:328:53
8:53
#17098
40K
24.85 mi14:54:343:33:018:348:18
9:42
#17215
25.2M
25.20 mi14:58:373:37:048:374:03
11:45
#17371
Finish
26.22 mi15:08:143:46:418:399:37
9:26
#17532
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi18189116801168018457(Top 65%)11818(Top 73%)11818(Top 592%)
10K6.21 mi3.10 mi18123+6611666+1411666+1418124(Top 64%)11695(Top 73%)11695(Top 586%)
15K9.32 mi3.11 mi18206-8311703-3711703-3718457(Top 65%)11818(Top 73%)11818(Top 592%)
20K12.43 mi3.11 mi17666+54011478+22511478+22516176(Top 57%)10815(Top 67%)10815(Top 542%)
Half13.11 mi0.68 mi17569+9711445+3311445+3315782(Top 56%)10700(Top 66%)10700(Top 536%)
25K15.53 mi2.42 mi17100+46911225+22011225+22015121(Top 53%)10284(Top 64%)10284(Top 515%)
30K18.64 mi3.11 mi16661+43910998+22710998+22714730(Top 52%)9939(Top 62%)9939(Top 498%)
20M20.00 mi1.36 mi17489-82811295-29711295-29723549(Top 83%)13775(Top 86%)13775(Top 690%)
21M21.00 mi1.00 mi17226+26311171+12411171+12413303(Top 47%)9009(Top 56%)9009(Top 451%)
35K21.75 mi0.75 mi17155+7111110+6111110+6115655(Top 55%)10023(Top 62%)10023(Top 502%)
23M23.00 mi1.25 mi17109+4611061+4911061+4916761(Top 59%)10410(Top 65%)10410(Top 522%)
24M24.00 mi1.00 mi17098+1111039+2211039+2216738(Top 59%)10356(Top 64%)10356(Top 519%)
40K24.85 mi0.85 mi17215-11711055-1611055-1619488(Top 69%)11551(Top 72%)11551(Top 579%)
25.2M25.20 mi0.35 mi17371-15611114-5911114-5922626(Top 80%)13081(Top 81%)13081(Top 655%)
Finish26.22 mi1.02 mi17532-16111154-4011154-4020942(Top 74%)12255(Top 76%)12255(Top 614%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

18457

Males

11818

M50-54

11818

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

18124

Males

11695

M50-54

11695

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

18457

Males

11818

M50-54

11818

15K→20K

9.3 - 12.4 mi

Top 57%
×5stories
+106ft-86ft

Overall

16176

Males

10815

M50-54

10815

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

15782

Males

10700

M50-54

10700

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

15121

Males

10284

M50-54

10284

25K→30K

15.5 - 18.6 mi

Top 52%
×9stories
+181ft-148ft

Overall

14730

Males

9939

M50-54

9939

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

23549

Males

13775

M50-54

13775

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

13303

Males

9009

M50-54

9009

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

15655

Males

10023

M50-54

10023

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

16761

Males

10410

M50-54

10410

23M→24M

23.0 - 24.0 mi

Top 59%
×6stories
+12ft-82ft

Overall

16738

Males

10356

M50-54

10356

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

19488

Males

11551

M50-54

11551

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22626

Males

13081

M50-54

13081

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

20942

Males

12255

M50-54

12255

Passing Analysis

Category:
Athletes Passed
2751
Passed By
2094
Net Change
+657
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18189
5K → 10K310244+66#18189#18123
10K → 15K156239-83#18123#18206
15K → 20K55616+540#18206#17666
20K → Half1058+97#17666#17569
Half → 25K4767+469#17569#17100
25K → 30K47536+439#17100#16661
30K → 20M18846-828#16661#17489
20M → 21M27613+263#17489#17226
21M → 35K9423+71#17226#17155
35K → 23M12579+46#17155#17109
23M → 24M8978+11#17109#17098
24M → 40K37154-117#17098#17215
40K → 25.2M6162-156#17215#17371
25.2M → Finish28189-161#17371#17532
TOTALS27512094+657
📊

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