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BOSTON MARATHON 2025

Kevin Dean

Bib: 14804•M

OR

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:21
Rank: #12379
Start → 5K
23:21 | 7:31/mi
10K· 6.21 mi
47:25
Rank: #13313 (-934)
5K → 10K
24:04 | 7:45/mi
15K· 9.32 mi
1:11:51
Rank: #13829 (-516)
10K → 15K
24:26 | 7:52/mi
20K· 12.43 mi
1:36:28
Rank: #13920 (-91)
15K → 20K
24:37 | 7:55/mi
Half· 13.11 mi
1:41:51
Rank: #13991 (-71)
20K → Half
5:23 | 7:53/mi
25K· 15.53 mi
2:01:34
Rank: #14086 (-95)
Half → 25K
19:43 | 8:08/mi
30K· 18.64 mi
2:28:00
Rank: #14185 (-99)
25K → 30K
26:26 | 8:30/mi
20M
2:39:36
Rank: #14153 (+32)
30K → 20M
11:36 | 8:32/mi
21M
2:48:42
Rank: #14116 (+37)
20M → 21M
9:06 | 9:06/mi
35K· 21.75 mi
2:54:53
Rank: #14106 (+10)
21M → 35K
6:11 | 8:16/mi
23M
3:05:55
Rank: #14200 (-94)
35K → 23M
11:02 | 8:49/mi
24M
3:14:23
Rank: #14198 (+2)
23M → 24M
8:28 | 8:28/mi
40K· 24.85 mi
3:22:00
Rank: #14239 (-41)
24M → 40K
7:37 | 8:54/mi
25.2M
3:25:15
Rank: #14224 (+15)
40K → 25.2M
3:15 | 9:25/mi
Finish· 26.22 mi
3:34:01
Rank: #14294 (-70)
25.2M → Finish
8:46 | 8:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:51
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:52:10
Pace8:33 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2823:217:3123:21
7:31
-
10K
6.21 mi11:17:3247:257:3824:04
7:45
+0:14
15K
9.32 mi11:41:581:11:517:4324:26
7:52
+0:07
20K
12.43 mi12:06:351:36:287:4624:37
7:55
+0:03
Half
13.11 mi12:11:581:41:517:465:23
7:53
-0:02
25K
15.53 mi12:31:412:01:347:5019:43
8:08
+0:15
30K
18.64 mi12:58:072:28:007:5626:26
8:30
+0:22
20M
20.00 mi13:09:432:39:367:5911:36
8:32
+0:02
21M
21.00 mi13:18:492:48:428:029:06
9:06
+0:34
35K
21.75 mi13:25:002:54:538:026:11
8:16
-0:50
23M
23.00 mi13:36:023:05:558:0511:02
8:49
+0:33
24M
24.00 mi13:44:303:14:238:068:28
8:28
-0:21
40K
24.85 mi13:52:073:22:008:087:37
8:54
+0:26
25.2M
25.20 mi13:55:223:25:158:093:15
9:25
+0:31
Finish
26.22 mi14:04:083:34:018:108:46
8:36
-0:49

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

7:31 /mi

Average Pace

8:10 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:34

57% of race

Time at Steady Pace

1:01:27

29% of race

Time at Slower Pace

31:00

14% of race

Average Pace: 8:10 /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 mi10:53:2823:217:3123:21
7:31
#12379
10K
6.21 mi11:17:3247:257:3824:04
7:45
#13313
15K
9.32 mi11:41:581:11:517:4324:26
7:52
#13829
20K
12.43 mi12:06:351:36:287:4624:37
7:55
#13920
Half
13.11 mi12:11:581:41:517:465:23
7:53
#13991
25K
15.53 mi12:31:412:01:347:5019:43
8:08
#14086
30K
18.64 mi12:58:072:28:007:5626:26
8:30
#14185
20M
20.00 mi13:09:432:39:367:5911:36
8:32
#14153
21M
21.00 mi13:18:492:48:428:029:06
9:06
#14116
35K
21.75 mi13:25:002:54:538:026:11
8:16
#14106
23M
23.00 mi13:36:023:05:558:0511:02
8:49
#14200
24M
24.00 mi13:44:303:14:238:068:28
8:28
#14198
40K
24.85 mi13:52:073:22:008:087:37
8:54
#14239
25.2M
25.20 mi13:55:223:25:158:093:15
9:25
#14224
Finish
26.22 mi14:04:083:34:018:108:46
8:36
#14294
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi123799343934314936(Top 53%)10344(Top 64%)10344(Top 434%)
10K6.21 mi3.10 mi13313-9349739-3969739-39614288(Top 50%)10122(Top 63%)10122(Top 424%)
15K9.32 mi3.11 mi13829-5169923-1849923-18414936(Top 53%)10344(Top 64%)10344(Top 434%)
20K12.43 mi3.11 mi13920-919919+49919+414287(Top 50%)10001(Top 62%)10001(Top 419%)
Half13.11 mi0.68 mi13991-719952-339952-3314948(Top 53%)10311(Top 64%)10311(Top 432%)
25K15.53 mi2.42 mi14086-959952995214826(Top 52%)10127(Top 63%)10127(Top 424%)
30K18.64 mi3.11 mi14185-999930+229930+2214802(Top 52%)9965(Top 62%)9965(Top 418%)
20M20.00 mi1.36 mi14153+329895+359895+3513995(Top 49%)9445(Top 59%)9445(Top 396%)
21M21.00 mi1.00 mi14116+379843+529843+5214074(Top 50%)9363(Top 58%)9363(Top 392%)
35K21.75 mi0.75 mi14106+109819+249819+2414013(Top 49%)9298(Top 58%)9298(Top 390%)
23M23.00 mi1.25 mi14200-949822-39822-315164(Top 53%)9699(Top 60%)9699(Top 406%)
24M24.00 mi1.00 mi14198+29795+279795+2714273(Top 50%)9272(Top 58%)9272(Top 389%)
40K24.85 mi0.85 mi14239-419790+59790+515774(Top 56%)9802(Top 61%)9802(Top 411%)
25.2M25.20 mi0.35 mi14224+159777+139777+1314101(Top 50%)8986(Top 56%)8986(Top 377%)
Finish26.22 mi1.02 mi14294-709776+19776+116826(Top 59%)10307(Top 64%)10307(Top 432%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

14936

Males

10344

M45-49

10344

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

14288

Males

10122

M45-49

10122

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

14936

Males

10344

M45-49

10344

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

14287

Males

10001

M45-49

10001

20K→Half

12.4 - 13.1 mi

Top 53%
×2stories
+19ft-37ft

Overall

14948

Males

10311

M45-49

10311

Half→25K

13.1 - 15.5 mi

Top 52%
×4stories
+66ft-88ft

Overall

14826

Males

10127

M45-49

10127

25K→30K

15.5 - 18.6 mi

Top 52%
×9stories
+181ft-148ft

Overall

14802

Males

9965

M45-49

9965

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

13995

Males

9445

M45-49

9445

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

14074

Males

9363

M45-49

9363

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

14013

Males

9298

M45-49

9298

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

15164

Males

9699

M45-49

9699

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

14273

Males

9272

M45-49

9272

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

15774

Males

9802

M45-49

9802

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14101

Males

8986

M45-49

8986

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

16826

Males

10307

M45-49

10307

Passing Analysis

Category:
Athletes Passed
1342
Passed By
3257
Net Change
-1915
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12379
5K → 10K45979-934#12379#13313
10K → 15K80596-516#13313#13829
15K → 20K185276-91#13829#13920
20K → Half1889-71#13920#13991
Half → 25K141236-95#13991#14086
25K → 30K231330-99#14086#14185
30K → 20M12492+32#14185#14153
20M → 21M13497+37#14153#14116
21M → 35K7262+10#14116#14106
35K → 23M81175-94#14106#14200
23M → 24M8280+2#14200#14198
24M → 40K5798-41#14198#14239
40K → 25.2M4126+15#14239#14224
25.2M → Finish51121-70#14224#14294
TOTALS13423257-1915
📊

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