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BOSTON MARATHON 2025

Brian Kennedy

Bib: 1298•M

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 6%
Gender (Male)
#0 / 16105
Top 11%
Division (M18-39)
#0 / 5642
Top 25%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:16
Rank: #1882
Start → 5K
19:16 | 6:12/mi
10K· 6.21 mi
38:12
Rank: #1626 (+256)
5K → 10K
18:56 | 6:06/mi
15K· 9.32 mi
57:13
Rank: #1571 (+55)
10K → 15K
19:01 | 6:07/mi
20K· 12.43 mi
1:16:45
Rank: #1658 (-87)
15K → 20K
19:32 | 6:17/mi
Half· 13.11 mi
1:20:59
Rank: #1669 (-11)
20K → Half
4:14 | 6:12/mi
25K· 15.53 mi
1:36:46
Rank: #1837 (-168)
Half → 25K
15:47 | 6:31/mi
30K· 18.64 mi
1:57:19
Rank: #1918 (-81)
25K → 30K
20:33 | 6:37/mi
20M
2:06:29
Rank: #1948 (-30)
30K → 20M
9:10 | 6:45/mi
21M
2:13:20
Rank: #1907 (+41)
20M → 21M
6:51 | 6:51/mi
35K· 21.75 mi
2:18:07
Rank: #1881 (+26)
21M → 35K
4:47 | 6:24/mi
23M
2:26:32
Rank: #1877 (+4)
35K → 23M
8:25 | 6:43/mi
24M
2:33:12
Rank: #1896 (-19)
23M → 24M
6:40 | 6:40/mi
40K· 24.85 mi
2:38:51
Rank: #1870 (+26)
24M → 40K
5:39 | 6:36/mi
25.2M
2:41:17
Rank: #1860 (+10)
40K → 25.2M
2:26 | 7:03/mi
Finish· 26.22 mi
2:47:31
Rank: #1799 (+61)
25.2M → Finish
6:14 | 6:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:59
Pace6:11 /mi
2nd Half
Distance13.11 mi
Time1:26:32
Pace6:36 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0919:166:1219:16
6:12
-
10K
6.21 mi10:39:0538:126:0918:56
6:06
-0:06
15K
9.32 mi10:58:0657:136:0819:01
6:07
+0:01
20K
12.43 mi11:17:381:16:456:1119:32
6:17
+0:10
Half
13.11 mi11:21:521:20:596:114:14
6:12
-0:05
25K
15.53 mi11:37:391:36:466:1415:47
6:31
+0:19
30K
18.64 mi11:58:121:57:196:1820:33
6:37
+0:06
20M
20.00 mi12:07:222:06:296:199:10
6:45
+0:08
21M
21.00 mi12:14:132:13:206:216:51
6:51
+0:06
35K
21.75 mi12:19:002:18:076:214:47
6:24
-0:27
23M
23.00 mi12:27:252:26:326:228:25
6:43
+0:19
24M
24.00 mi12:34:052:33:126:236:40
6:40
-0:03
40K
24.85 mi12:39:442:38:516:235:39
6:36
-0:04
25.2M
25.20 mi12:42:102:41:176:242:26
7:03
+0:27
Finish
26.22 mi12:48:242:47:316:246:14
6:07
-0:56

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

6:06 /mi

Average Pace

6:24 /mi

Slowest Pace

7:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:39

84% of race

Time at Steady Pace

26:52

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:23 /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 mi10:20:0919:166:1219:16
6:12
#1882
10K
6.21 mi10:39:0538:126:0918:56
6:06
#1626
15K
9.32 mi10:58:0657:136:0819:01
6:07
#1571
20K
12.43 mi11:17:381:16:456:1119:32
6:17
#1658
Half
13.11 mi11:21:521:20:596:114:14
6:12
#1669
25K
15.53 mi11:37:391:36:466:1415:47
6:31
#1837
30K
18.64 mi11:58:121:57:196:1820:33
6:37
#1918
20M
20.00 mi12:07:222:06:296:199:10
6:45
#1948
21M
21.00 mi12:14:132:13:206:216:51
6:51
#1907
35K
21.75 mi12:19:002:18:076:214:47
6:24
#1881
23M
23.00 mi12:27:252:26:326:228:25
6:43
#1877
24M
24.00 mi12:34:052:33:126:236:40
6:40
#1896
40K
24.85 mi12:39:442:38:516:235:39
6:36
#1870
25.2M
25.20 mi12:42:102:41:176:242:26
7:03
#1860
Finish
26.22 mi12:48:242:47:316:246:14
6:07
#1799
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1882178817881489(Top 5%)1418(Top 9%)1418(Top 25%)
10K6.21 mi3.10 mi1626+2561547+2411547+2411448(Top 5%)1375(Top 9%)1375(Top 24%)
15K9.32 mi3.11 mi1571+551494+531494+531489(Top 5%)1418(Top 9%)1418(Top 25%)
20K12.43 mi3.11 mi1658-871574-801574-801962(Top 7%)1869(Top 12%)1869(Top 33%)
Half13.11 mi0.68 mi1669-111584-101584-102039(Top 7%)1948(Top 12%)1948(Top 35%)
25K15.53 mi2.42 mi1837-1681749-1651749-1652942(Top 10%)2798(Top 17%)2798(Top 50%)
30K18.64 mi3.11 mi1918-811826-771826-772474(Top 9%)2342(Top 15%)2342(Top 42%)
20M20.00 mi1.36 mi1948-301854-281854-282675(Top 9%)2509(Top 16%)2509(Top 44%)
21M21.00 mi1.00 mi1907+411814+401814+401713(Top 6%)1617(Top 10%)1617(Top 29%)
35K21.75 mi0.75 mi1881+261786+281786+282017(Top 7%)1891(Top 12%)1891(Top 34%)
23M23.00 mi1.25 mi1877+41781+51781+52354(Top 8%)2192(Top 14%)2192(Top 39%)
24M24.00 mi1.00 mi1896-191798-171798-172802(Top 10%)2569(Top 16%)2569(Top 46%)
40K24.85 mi0.85 mi1870+261772+261772+262008(Top 7%)1851(Top 11%)1851(Top 33%)
25.2M25.20 mi0.35 mi1860+101762+101762+101683(Top 6%)1540(Top 10%)1540(Top 27%)
Finish26.22 mi1.02 mi1799+611704+581704+581267(Top 4%)1185(Top 7%)1185(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1489

Males

1418

M18-39

1418

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1448

Males

1375

M18-39

1375

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1489

Males

1418

M18-39

1418

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1962

Males

1869

M18-39

1869

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

2039

Males

1948

M18-39

1948

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2942

Males

2798

M18-39

2798

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2474

Males

2342

M18-39

2342

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2675

Males

2509

M18-39

2509

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1713

Males

1617

M18-39

1617

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

2017

Males

1891

M18-39

1891

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2354

Males

2192

M18-39

2192

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2802

Males

2569

M18-39

2569

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

2008

Males

1851

M18-39

1851

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1683

Males

1540

M18-39

1540

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1267

Males

1185

M18-39

1185

Passing Analysis

Category:
Athletes Passed
788
Passed By
705
Net Change
+83
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1882
5K → 10K27115+256#1882#1626
10K → 15K8126+55#1626#1571
15K → 20K24111-87#1571#1658
20K → Half819-11#1658#1669
Half → 25K20188-168#1669#1837
25K → 30K61142-81#1837#1918
30K → 20M2454-30#1918#1948
20M → 21M6221+41#1948#1907
21M → 35K3913+26#1907#1881
35K → 23M4743+4#1881#1877
23M → 24M2746-19#1877#1896
24M → 40K4216+26#1896#1870
40K → 25.2M166+10#1870#1860
25.2M → Finish665+61#1860#1799
TOTALS788705+83
📊

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