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BOSTON MARATHON 2025

Harrison Kelleher

Bib: 28914•M

MA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:55
Rank: #18972
Start → 5K
8:21/mi
25:55 split
10K· 6.21 mi
52:06
Rank: #19148 (-176)
5K → 10K
8:26/mi
26:11 split
15K· 9.32 mi
1:19:57
Rank: #20117 (-969)
10K → 15K
8:58/mi
27:51 split
20K· 12.43 mi
1:51:10
Rank: #21678 (-1561)
15K → 20K
10:03/mi
31:13 split
Half· 13.11 mi
1:57:35
Rank: #21782 (-104)
20K → Half
9:24/mi
6:25 split
25K· 15.53 mi
2:23:24
Rank: #22546 (-764)
Half → 25K
10:39/mi
25:49 split
30K· 18.64 mi
2:59:03
Rank: #23101 (-555)
25K → 30K
11:28/mi
35:39 split
20M
3:13:52
Rank: #23132 (-31)
30K → 20M
10:54/mi
14:49 split
21M
3:25:45
Rank: #23137 (-5)
20M → 21M
11:53/mi
11:53 split
35K· 21.75 mi
3:33:28
Rank: #23122 (+15)
21M → 35K
10:19/mi
7:43 split
23M
3:46:41
Rank: #23069 (+53)
35K → 23M
10:33/mi
13:13 split
24M
3:56:54
Rank: #23026 (+43)
23M → 24M
10:13/mi
10:13 split
40K· 24.85 mi
4:05:49
Rank: #22954 (+72)
24M → 40K
10:26/mi
8:55 split
25.2M
4:10:07
Rank: #22998 (-44)
40K → 25.2M
12:28/mi
4:18 split
Finish· 26.22 mi
4:19:39
Rank: #22919 (+79)
25.2M → Finish
9:21/mi
9:32 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:35
Pace8:58 /mi
2nd Half
Distance13.11 mi
Time2:22:04
Pace10:50 /mi
📊Positive Split: 20.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:0325:558:2125:55
8:21
-
10K
6.21 mi12:11:1452:068:2326:11
8:26
+0:05
15K
9.32 mi12:39:051:19:578:3527:51
8:58
+0:32
20K
12.43 mi13:10:181:51:108:5731:13
10:03
+1:05
Half
13.11 mi13:16:431:57:358:586:25
9:24
-0:39
25K
15.53 mi13:42:322:23:249:1425:49
10:39
+1:15
30K
18.64 mi14:18:112:59:039:3635:39
11:28
+0:49
20M
20.00 mi14:33:003:13:529:4214:49
10:54
-0:34
21M
21.00 mi14:44:533:25:459:4811:53
11:53
+0:59
35K
21.75 mi14:52:363:33:289:497:43
10:19
-1:34
23M
23.00 mi15:05:493:46:419:5113:13
10:33
+0:14
24M
24.00 mi15:16:023:56:549:5210:13
10:13
-0:20
40K
24.85 mi15:24:574:05:499:538:55
10:26
+0:13
25.2M
25.20 mi15:29:154:10:079:564:18
12:28
+2:02
Finish
26.22 mi15:38:474:19:399:559:32
9:21
-3:07

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

8:21 /mi

Average Pace

9:55 /mi

Slowest Pace

12:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:54

37% of race

Time at Steady Pace

1:37:06

37% of race

Time at Slower Pace

1:06:39

26% of race

Average Pace: 9:54 /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 mi11:45:0325:558:2125:55
8:21
#18972
10K
6.21 mi12:11:1452:068:2326:11
8:26
#19148
15K
9.32 mi12:39:051:19:578:3527:51
8:58
#20117
20K
12.43 mi13:10:181:51:108:5731:13
10:03
#21678
Half
13.11 mi13:16:431:57:358:586:25
9:24
#21782
25K
15.53 mi13:42:322:23:249:1425:49
10:39
#22546
30K
18.64 mi14:18:112:59:039:3635:39
11:28
#23101
20M
20.00 mi14:33:003:13:529:4214:49
10:54
#23132
21M
21.00 mi14:44:533:25:459:4811:53
11:53
#23137
35K
21.75 mi14:52:363:33:289:497:43
10:19
#23122
23M
23.00 mi15:05:493:46:419:5113:13
10:33
#23069
24M
24.00 mi15:16:023:56:549:5210:13
10:13
#23026
40K
24.85 mi15:24:574:05:499:538:55
10:26
#22954
25.2M
25.20 mi15:29:154:10:079:564:18
12:28
#22998
Finish
26.22 mi15:38:474:19:399:559:32
9:21
#22919
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi18972120261202621868(Top 77%)13338(Top 83%)13338(Top 236%)
10K6.21 mi3.10 mi19148-17612109-8312109-8319353(Top 68%)12217(Top 76%)12217(Top 217%)
15K9.32 mi3.11 mi20117-96912523-41412523-41421868(Top 77%)13338(Top 83%)13338(Top 236%)
20K12.43 mi3.11 mi21678-156113193-67013193-67024321(Top 86%)14366(Top 89%)14366(Top 255%)
Half13.11 mi0.68 mi21782-10413241-4813241-4823260(Top 82%)13905(Top 86%)13905(Top 246%)
25K15.53 mi2.42 mi22546-76413596-35513596-35524625(Top 87%)14471(Top 90%)14471(Top 256%)
30K18.64 mi3.11 mi23101-55513795-19913795-19924818(Top 87%)14449(Top 90%)14449(Top 256%)
20M20.00 mi1.36 mi23132-3113793+213793+223398(Top 82%)13709(Top 85%)13709(Top 243%)
21M21.00 mi1.00 mi23137-513782+1113782+1123380(Top 82%)13618(Top 85%)13618(Top 241%)
35K21.75 mi0.75 mi23122+1513765+1713765+1722724(Top 80%)13266(Top 82%)13266(Top 235%)
23M23.00 mi1.25 mi23069+5313710+5513710+5522151(Top 78%)12953(Top 80%)12953(Top 230%)
24M24.00 mi1.00 mi23026+4313661+4913661+4921981(Top 77%)12802(Top 79%)12802(Top 227%)
40K24.85 mi0.85 mi22954+7213608+5313608+5321716(Top 76%)12614(Top 78%)12614(Top 224%)
25.2M25.20 mi0.35 mi22998-4413630-2213630-2224121(Top 85%)13824(Top 86%)13824(Top 245%)
Finish26.22 mi1.02 mi22919+7913580+5013580+5020611(Top 73%)12112(Top 75%)12112(Top 215%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

21868

Males

13338

M18-39

13338

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

19353

Males

12217

M18-39

12217

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

21868

Males

13338

M18-39

13338

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

24321

Males

14366

M18-39

14366

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

23260

Males

13905

M18-39

13905

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

24625

Males

14471

M18-39

14471

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

24818

Males

14449

M18-39

14449

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

23398

Males

13709

M18-39

13709

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

23380

Males

13618

M18-39

13618

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

22724

Males

13266

M18-39

13266

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22151

Males

12953

M18-39

12953

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

21981

Males

12802

M18-39

12802

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21716

Males

12614

M18-39

12614

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

24121

Males

13824

M18-39

13824

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

20611

Males

12112

M18-39

12112

Passing Analysis

Category:
Athletes Passed
829
Passed By
4776
Net Change
-3947
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18972
5K → 10K180356-176#18972#19148
10K → 15K341003-969#19148#20117
15K → 20K171578-1561#20117#21678
20K → Half12116-104#21678#21782
Half → 25K16780-764#21782#22546
25K → 30K48603-555#22546#23101
30K → 20M6798-31#23101#23132
20M → 21M5964-5#23132#23137
21M → 35K4833+15#23137#23122
35K → 23M9037+53#23122#23069
23M → 24M7835+43#23069#23026
24M → 40K8513+72#23026#22954
40K → 25.2M852-44#22954#22998
25.2M → Finish878+79#22998#22919
TOTALS8294776-3947
📊

Passing Visuals

Category:
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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