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BOSTON MARATHON 2025

Daniel Kavanaugh

Bib: 4255•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 38%
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
19:22
Rank: #2067
Start → 5K
19:22 | 6:14/mi
10K· 6.21 mi
39:03
Rank: #2318 (-251)
5K → 10K
19:41 | 6:20/mi
15K· 9.32 mi
58:43
Rank: #2379 (-61)
10K → 15K
19:40 | 6:20/mi
20K· 12.43 mi
1:20:23
Rank: #3282 (-903)
15K → 20K
21:40 | 6:58/mi
Half· 13.11 mi
1:25:18
Rank: #3570 (-288)
20K → Half
4:55 | 7:12/mi
25K· 15.53 mi
1:43:26
Rank: #4446 (-876)
Half → 25K
18:08 | 7:29/mi
30K· 18.64 mi
2:08:33
Rank: #5947 (-1501)
25K → 30K
25:07 | 8:05/mi
20M
2:20:28
Rank: #6528 (-581)
30K → 20M
11:55 | 8:46/mi
21M
2:29:41
Rank: #6892 (-364)
20M → 21M
9:13 | 9:13/mi
35K· 21.75 mi
2:38:21
Rank: #7902 (-1010)
21M → 35K
8:40 | 11:35/mi
23M
2:53:06
Rank: #9721 (-1819)
35K → 23M
14:45 | 11:47/mi
24M
3:02:45
Rank: #10350 (-629)
23M → 24M
9:39 | 9:39/mi
40K· 24.85 mi
3:10:38
Rank: #10634 (-284)
24M → 40K
7:53 | 9:13/mi
25.2M
3:13:58
Rank: #10707 (-73)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
3:22:37
Rank: #10921 (-214)
25.2M → Finish
8:39 | 8:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:18
Pace6:30 /mi
2nd Half
Distance13.11 mi
Time1:57:19
Pace8:57 /mi
📊Positive Split: 37.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3919:226:1419:22
6:14
-
10K
6.21 mi10:42:2039:036:1719:41
6:20
+0:06
15K
9.32 mi11:02:0058:436:1819:40
6:20
0:00
20K
12.43 mi11:23:401:20:236:2821:40
6:58
+0:38
Half
13.11 mi11:28:351:25:186:304:55
7:12
+0:14
25K
15.53 mi11:46:431:43:266:4018:08
7:29
+0:17
30K
18.64 mi12:11:502:08:336:5425:07
8:05
+0:36
20M
20.00 mi12:23:452:20:287:0111:55
8:46
+0:41
21M
21.00 mi12:32:582:29:417:089:13
9:13
+0:27
35K
21.75 mi12:41:382:38:217:178:40
11:35
+2:22
23M
23.00 mi12:56:232:53:067:3214:45
11:47
+0:12
24M
24.00 mi13:06:023:02:457:379:39
9:39
-2:08
40K
24.85 mi13:13:553:10:387:407:53
9:13
-0:26
25.2M
25.20 mi13:17:153:13:587:423:20
9:40
+0:27
Finish
26.22 mi13:25:543:22:377:448:39
8:29
-1:11

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

6:14 /mi

Average Pace

7:44 /mi

Slowest Pace

11:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:26

51% of race

Time at Steady Pace

1:02:47

31% of race

Time at Slower Pace

36:24

18% of race

Average Pace: 7:44 /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 mi10:22:3919:226:1419:22
6:14
#2067
10K
6.21 mi10:42:2039:036:1719:41
6:20
#2318
15K
9.32 mi11:02:0058:436:1819:40
6:20
#2379
20K
12.43 mi11:23:401:20:236:2821:40
6:58
#3282
Half
13.11 mi11:28:351:25:186:304:55
7:12
#3570
25K
15.53 mi11:46:431:43:266:4018:08
7:29
#4446
30K
18.64 mi12:11:502:08:336:5425:07
8:05
#5947
20M
20.00 mi12:23:452:20:287:0111:55
8:46
#6528
21M
21.00 mi12:32:582:29:417:089:13
9:13
#6892
35K
21.75 mi12:41:382:38:217:178:40
11:35
#7902
23M
23.00 mi12:56:232:53:067:3214:45
11:47
#9721
24M
24.00 mi13:06:023:02:457:379:39
9:39
#10350
40K
24.85 mi13:13:553:10:387:407:53
9:13
#10634
25.2M
25.20 mi13:17:153:13:587:423:20
9:40
#10707
Finish
26.22 mi13:25:543:22:377:448:39
8:29
#10921
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2067196919692542(Top 9%)2427(Top 15%)2427(Top 43%)
10K6.21 mi3.10 mi2318-2512210-2412210-2412658(Top 9%)2535(Top 16%)2535(Top 45%)
15K9.32 mi3.11 mi2379-612274-642274-642542(Top 9%)2427(Top 15%)2427(Top 43%)
20K12.43 mi3.11 mi3282-9033125-8513125-8516726(Top 24%)6001(Top 37%)6001(Top 106%)
Half13.11 mi0.68 mi3570-2883382-2573382-2579132(Top 32%)7564(Top 47%)7564(Top 134%)
25K15.53 mi2.42 mi4446-8764163-7814163-7819793(Top 34%)7758(Top 48%)7758(Top 138%)
30K18.64 mi3.11 mi5947-15015399-12365399-123611975(Top 42%)8662(Top 54%)8662(Top 154%)
20M20.00 mi1.36 mi6528-5815829-4305829-43015450(Top 54%)10113(Top 63%)10113(Top 179%)
21M21.00 mi1.00 mi6892-3646086-2576086-25714684(Top 52%)9648(Top 60%)9648(Top 171%)
35K21.75 mi0.75 mi7902-10106721-6356721-63525216(Top 89%)14446(Top 90%)14446(Top 256%)
23M23.00 mi1.25 mi9721-18197732-10117732-101124720(Top 87%)14198(Top 88%)14198(Top 252%)
24M24.00 mi1.00 mi10350-6298014-2828014-28220167(Top 71%)11939(Top 74%)11939(Top 212%)
40K24.85 mi0.85 mi10634-2848121-1078121-10717409(Top 61%)10547(Top 65%)10547(Top 187%)
25.2M25.20 mi0.35 mi10707-738141-208141-2015354(Top 54%)9549(Top 59%)9549(Top 169%)
Finish26.22 mi1.02 mi10921-2148193-528193-5216107(Top 57%)9973(Top 62%)9973(Top 177%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2542

Males

2427

M18-39

2427

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2658

Males

2535

M18-39

2535

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2542

Males

2427

M18-39

2427

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6726

Males

6001

M18-39

6001

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

9132

Males

7564

M18-39

7564

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9793

Males

7758

M18-39

7758

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

11975

Males

8662

M18-39

8662

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

15450

Males

10113

M18-39

10113

20M→21M

20.0 - 21.0 mi

Top 52%
×8stories
+106ft-24ft

Overall

14684

Males

9648

M18-39

9648

21M→35K

21.0 - 21.8 mi

Top 89%
×7stories
+17ft-86ft

Overall

25216

Males

14446

M18-39

14446

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

24720

Males

14198

M18-39

14198

23M→24M

23.0 - 24.0 mi

Top 71%
×6stories
+12ft-82ft

Overall

20167

Males

11939

M18-39

11939

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

17409

Males

10547

M18-39

10547

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15354

Males

9549

M18-39

9549

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

16107

Males

9973

M18-39

9973

Passing Analysis

Category:
Athletes Passed
237
Passed By
9089
Net Change
-8854
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2067
5K → 10K37288-251#2067#2318
10K → 15K64125-61#2318#2379
15K → 20K1904-903#2379#3282
20K → Half0288-288#3282#3570
Half → 25K7883-876#3570#4446
25K → 30K201521-1501#4446#5947
30K → 20M14595-581#5947#6528
20M → 21M11375-364#6528#6892
21M → 35K21012-1010#6892#7902
35K → 23M31822-1819#7902#9721
23M → 24M14641-629#9721#10350
24M → 40K17301-284#10350#10634
40K → 25.2M2093-73#10634#10707
25.2M → Finish27241-214#10707#10921
TOTALS2379089-8854
📊

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