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BOSTON MARATHON 2025

Mark Kennedy

Bib: 12758•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 25%
Gender (Male)
#0 / 16105
Top 38%
Masters (Masters Men)
#0 / 10463
Top 25%
Division (M50-54)
#0 / 1996
Top 21%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:26
Rank: #9613
Start → 5K
22:26 | 7:13/mi
10K· 6.21 mi
44:29
Rank: #9098 (+515)
5K → 10K
22:03 | 7:06/mi
15K· 9.32 mi
1:06:44
Rank: #8981 (+117)
10K → 15K
22:15 | 7:10/mi
20K· 12.43 mi
1:29:11
Rank: #8773 (+208)
15K → 20K
22:27 | 7:14/mi
Half· 13.11 mi
1:34:03
Rank: #8739 (+34)
20K → Half
4:52 | 7:08/mi
25K· 15.53 mi
1:51:36
Rank: #8544 (+195)
Half → 25K
17:33 | 7:14/mi
30K· 18.64 mi
2:14:28
Rank: #8133 (+411)
25K → 30K
22:52 | 7:22/mi
20M
2:24:39
Rank: #7999 (+134)
30K → 20M
10:11 | 7:30/mi
21M
2:32:22
Rank: #7788 (+211)
20M → 21M
7:43 | 7:43/mi
35K· 21.75 mi
2:37:35
Rank: #7644 (+144)
21M → 35K
5:13 | 6:58/mi
23M
2:46:43
Rank: #7446 (+198)
35K → 23M
9:08 | 7:18/mi
24M
2:54:04
Rank: #7375 (+71)
23M → 24M
7:21 | 7:21/mi
40K· 24.85 mi
3:00:21
Rank: #7261 (+114)
24M → 40K
6:17 | 7:21/mi
25.2M
3:03:12
Rank: #7245 (+16)
40K → 25.2M
2:51 | 8:16/mi
Finish· 26.22 mi
3:10:27
Rank: #7184 (+61)
25.2M → Finish
7:15 | 7:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:03
Pace7:10 /mi
2nd Half
Distance13.11 mi
Time1:36:24
Pace7:21 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5022:267:1322:26
7:13
-
10K
6.21 mi11:11:5344:297:1022:03
7:06
-0:07
15K
9.32 mi11:34:081:06:447:1022:15
7:10
+0:04
20K
12.43 mi11:56:351:29:117:1122:27
7:14
+0:04
Half
13.11 mi12:01:271:34:037:104:52
7:08
-0:06
25K
15.53 mi12:19:001:51:367:1117:33
7:14
+0:06
30K
18.64 mi12:41:522:14:287:1322:52
7:22
+0:08
20M
20.00 mi12:52:032:24:397:1410:11
7:30
+0:08
21M
21.00 mi12:59:462:32:227:157:43
7:43
+0:13
35K
21.75 mi13:04:592:37:357:155:13
6:58
-0:45
23M
23.00 mi13:14:072:46:437:159:08
7:18
+0:20
24M
24.00 mi13:21:282:54:047:157:21
7:21
+0:03
40K
24.85 mi13:27:453:00:217:156:17
7:21
0:00
25.2M
25.20 mi13:30:363:03:127:162:51
8:16
+0:55
Finish
26.22 mi13:37:513:10:277:167:15
7:07
-1:09

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

6:58 /mi

Average Pace

7:16 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:53

94% of race

Time at Steady Pace

7:43

4% of race

Time at Slower Pace

2:51

1% of race

Average Pace: 7:16 /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 mi10:49:5022:267:1322:26
7:13
#9613
10K
6.21 mi11:11:5344:297:1022:03
7:06
#9098
15K
9.32 mi11:34:081:06:447:1022:15
7:10
#8981
20K
12.43 mi11:56:351:29:117:1122:27
7:14
#8773
Half
13.11 mi12:01:271:34:037:104:52
7:08
#8739
25K
15.53 mi12:19:001:51:367:1117:33
7:14
#8544
30K
18.64 mi12:41:522:14:287:1322:52
7:22
#8133
20M
20.00 mi12:52:032:24:397:1410:11
7:30
#7999
21M
21.00 mi12:59:462:32:227:157:43
7:43
#7788
35K
21.75 mi13:04:592:37:357:155:13
6:58
#7644
23M
23.00 mi13:14:072:46:437:159:08
7:18
#7446
24M
24.00 mi13:21:282:54:047:157:21
7:21
#7375
40K
24.85 mi13:27:453:00:217:156:17
7:21
#7261
25.2M
25.20 mi13:30:363:03:127:162:51
8:16
#7245
Finish
26.22 mi13:37:513:10:277:167:15
7:07
#7184
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi9613795279528773(Top 31%)7413(Top 46%)7413(Top 371%)
10K6.21 mi3.10 mi9098+5157657+2957657+2958640(Top 30%)7380(Top 46%)7380(Top 370%)
15K9.32 mi3.11 mi8981+1177573+847573+848773(Top 31%)7413(Top 46%)7413(Top 371%)
20K12.43 mi3.11 mi8773+2087423+1507423+1508401(Top 30%)7105(Top 44%)7105(Top 356%)
Half13.11 mi0.68 mi8739+347396+277396+278471(Top 30%)7154(Top 44%)7154(Top 358%)
25K15.53 mi2.42 mi8544+1957261+1357261+1357871(Top 28%)6679(Top 41%)6679(Top 335%)
30K18.64 mi3.11 mi8133+4116950+3116950+3116803(Top 24%)5847(Top 36%)5847(Top 293%)
20M20.00 mi1.36 mi7999+1346832+1186832+1186944(Top 24%)5797(Top 36%)5797(Top 290%)
21M21.00 mi1.00 mi7788+2116677+1556677+1555716(Top 20%)4876(Top 30%)4876(Top 244%)
35K21.75 mi0.75 mi7644+1446558+1196558+1195166(Top 18%)4498(Top 28%)4498(Top 225%)
23M23.00 mi1.25 mi7446+1986388+1706388+1705430(Top 19%)4619(Top 29%)4619(Top 231%)
24M24.00 mi1.00 mi7375+716306+826306+826691(Top 24%)5338(Top 33%)5338(Top 267%)
40K24.85 mi0.85 mi7261+1146208+986208+985898(Top 21%)4785(Top 30%)4785(Top 240%)
25.2M25.20 mi0.35 mi7245+166185+236185+237364(Top 26%)5529(Top 34%)5529(Top 277%)
Finish26.22 mi1.02 mi7184+616118+676118+676445(Top 23%)5003(Top 31%)5003(Top 251%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8773

Males

7413

M50-54

7413

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

8640

Males

7380

M50-54

7380

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8773

Males

7413

M50-54

7413

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

8401

Males

7105

M50-54

7105

20K→Half

12.4 - 13.1 mi

Top 30%
×2stories
+19ft-37ft

Overall

8471

Males

7154

M50-54

7154

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

7871

Males

6679

M50-54

6679

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6803

Males

5847

M50-54

5847

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6944

Males

5797

M50-54

5797

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5716

Males

4876

M50-54

4876

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

5166

Males

4498

M50-54

4498

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5430

Males

4619

M50-54

4619

23M→24M

23.0 - 24.0 mi

Top 24%
×6stories
+12ft-82ft

Overall

6691

Males

5338

M50-54

5338

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5898

Males

4785

M50-54

4785

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

7364

Males

5529

M50-54

5529

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6445

Males

5003

M50-54

5003

Passing Analysis

Category:
Athletes Passed
2889
Passed By
460
Net Change
+2429
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9613
5K → 10K57055+515#9613#9098
10K → 15K221104+117#9098#8981
15K → 20K26860+208#8981#8773
20K → Half4915+34#8773#8739
Half → 25K24045+195#8739#8544
25K → 30K44029+411#8544#8133
30K → 20M17238+134#8133#7999
20M → 21M2198+211#7999#7788
21M → 35K1451+144#7788#7644
35K → 23M21113+198#7644#7446
23M → 24M10231+71#7446#7375
24M → 40K12511+114#7375#7261
40K → 25.2M3620+16#7261#7245
25.2M → Finish9130+61#7245#7184
TOTALS2889460+2429
📊

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