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BOSTON MARATHON 2025

James Carroll

Bib: 26452•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:08/mi
28:23
↑ 97↓ 3451.5%
10K· 6.21 mi
9:32/mi
58:01
↑ 79↓ 1380.4%
15K· 9.32 mi
9:27/mi
1:27:24
↑ 67↓ 78
20K· 12.43 mi
9:54/mi
1:58:09
↑ 106↓ 860.1%
Half· 13.11 mi
9:36/mi
2:04:42
↑ 19↓ 370.5%
25K· 15.53 mi
10:24/mi
2:29:54
↑ 66↓ 880.2%
30K· 18.64 mi
11:13/mi
3:04:46
↑ 181↓ 1480.2%
20M
11:33/mi
3:20:28
↑ 64↓ 500.2%
21M
12:56/mi
3:33:24
↑ 106↓ 241.6%
35K· 21.75 mi
12:00/mi
3:42:23
↑ 17↓ 861.7%
23M
12:23/mi
3:57:53
↑ 23↓ 630.6%
24M
11:24/mi
4:09:17
↓ 821.3%
40K· 24.85 mi
12:10/mi
4:19:41
↓ 200.3%
25.2M
14:27/mi
4:24:40
↑ 13↓ 160.2%
Finish· 26.22 mi
10:53/mi
4:35:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:42
Pace9:31 /mi
2nd Half
Distance13.11 mi
Time2:31:03
Pace11:31 /mi
📊Positive Split: 21.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3428:239:0828:23
9:08
-
10K
6.21 mi12:18:1258:019:2029:38
9:32
+0:24
15K
9.32 mi12:47:351:27:249:2329:23
9:27
-0:05
20K
12.43 mi13:18:201:58:099:3030:45
9:54
+0:27
Half
13.11 mi13:24:532:04:429:316:33
9:36
-0:18
25K
15.53 mi13:50:052:29:549:3925:12
10:24
+0:48
30K
18.64 mi14:24:573:04:469:5534:52
11:13
+0:49
20M
20.00 mi14:40:393:20:2810:0115:42
11:33
+0:20
21M
21.00 mi14:53:353:33:2410:1012:56
12:56
+1:23
35K
21.75 mi15:02:343:42:2310:148:59
12:00
-0:56
23M
23.00 mi15:18:043:57:5310:2115:30
12:23
+0:23
24M
24.00 mi15:29:284:09:1710:2311:24
11:24
-0:59
40K
24.85 mi15:39:524:19:4110:2710:24
12:10
+0:46
25.2M
25.20 mi15:44:514:24:4010:304:59
14:27
+2:17
Finish
26.22 mi15:55:564:35:4510:3111:05
10:53
-3:34

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

9:08 /mi

Average Pace

10:31 /mi

Slowest Pace

14:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:54

54% of race

Time at Steady Pace

1:13:03

26% of race

Time at Slower Pace

52:48

19% of race

Average Pace: 10:31 /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 mi11:48:3428:239:0828:23
9:08
#22979
10K
6.21 mi12:18:1258:019:2029:38
9:32
#23674
15K
9.32 mi12:47:351:27:249:2329:23
9:27
#23689
20K
12.43 mi13:18:201:58:099:3030:45
9:54
#23761
Half
13.11 mi13:24:532:04:429:316:33
9:36
#23770
25K
15.53 mi13:50:052:29:549:3925:12
10:24
#23843
30K
18.64 mi14:24:573:04:469:5534:52
11:13
#23998
20M
20.00 mi14:40:393:20:2810:0115:42
11:33
#24057
21M
21.00 mi14:53:353:33:2410:1012:56
12:56
#24143
35K
21.75 mi15:02:343:42:2310:148:59
12:00
#24233
23M
23.00 mi15:18:043:57:5310:2115:30
12:23
#24347
24M
24.00 mi15:29:284:09:1710:2311:24
11:24
#24373
40K
24.85 mi15:39:524:19:4110:2710:24
12:10
#24433
25.2M
25.20 mi15:44:514:24:4010:304:59
14:27
#24495
Finish
26.22 mi15:55:564:35:4510:3111:05
10:53
#24510
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi22979137601376023619(Top 83%)14109(Top 88%)14109(Top 856%)
10K6.21 mi3.10 mi23674-69514092-33214092-33224205(Top 85%)14338(Top 89%)14338(Top 870%)
15K9.32 mi3.11 mi23689-1514115-2314115-2323619(Top 83%)14109(Top 88%)14109(Top 856%)
20K12.43 mi3.11 mi23761-7214142-2714142-2724007(Top 85%)14237(Top 88%)14237(Top 864%)
Half13.11 mi0.68 mi23770-914151-914151-923842(Top 84%)14172(Top 88%)14172(Top 860%)
25K15.53 mi2.42 mi23843-7314171-2014171-2024165(Top 85%)14269(Top 89%)14269(Top 866%)
30K18.64 mi3.11 mi23998-15514210-3914210-3924419(Top 86%)14270(Top 89%)14270(Top 866%)
20M20.00 mi1.36 mi24057-59142101421024633(Top 87%)14288(Top 89%)14288(Top 867%)
21M21.00 mi1.00 mi24143-8614243-3314243-3324966(Top 88%)14351(Top 89%)14351(Top 871%)
35K21.75 mi0.75 mi24233-9014264-2114264-2125865(Top 91%)14763(Top 92%)14763(Top 896%)
23M23.00 mi1.25 mi24347-11414311-4714311-4725634(Top 90%)14644(Top 91%)14644(Top 889%)
24M24.00 mi1.00 mi24373-2614307+414307+424720(Top 87%)14155(Top 88%)14155(Top 859%)
40K24.85 mi0.85 mi24433-6014334-2714334-2725179(Top 89%)14357(Top 89%)14357(Top 871%)
25.2M25.20 mi0.35 mi24495-6214348-1414348-1426706(Top 94%)15116(Top 94%)15116(Top 917%)
Finish26.22 mi1.02 mi24510-1514344+414344+425128(Top 88%)14350(Top 89%)14350(Top 871%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21story building
+97ft-345ft

Overall

23619

Males

14109

M55-59

14109

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

24205

Males

14338

M55-59

14338

10K→15K

6.2 - 9.3 mi

Top 83%
×3story building
+67ft-78ft

Overall

23619

Males

14109

M55-59

14109

15K→20K

9.3 - 12.4 mi

Top 85%
×5story building
+106ft-86ft

Overall

24007

Males

14237

M55-59

14237

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

23842

Males

14172

M55-59

14172

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

24165

Males

14269

M55-59

14269

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

24419

Males

14270

M55-59

14270

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

24633

Males

14288

M55-59

14288

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

24966

Males

14351

M55-59

14351

21M→35K

21.0 - 21.8 mi

Top 91%
×7story building
+17ft-86ft

Overall

25865

Males

14763

M55-59

14763

35K→23M

21.8 - 23.0 mi

Top 90%
×5story building
+23ft-63ft

Overall

25634

Males

14644

M55-59

14644

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

24720

Males

14155

M55-59

14155

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

25179

Males

14357

M55-59

14357

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26706

Males

15116

M55-59

15116

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2story building
+22ft-21ft

Overall

25128

Males

14350

M55-59

14350

Passing Analysis

Category:
Athletes Passed
764
Passed By
2295
Net Change
-1531
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22979
5K → 10K55750-695#22979#23674
10K → 15K163178-15#23674#23689
15K → 20K109181-72#23689#23761
20K → Half1625-9#23761#23770
Half → 25K95168-73#23770#23843
25K → 30K98253-155#23843#23998
30K → 20M61120-59#23998#24057
20M → 21M32118-86#24057#24143
21M → 35K16106-90#24143#24233
35K → 23M34148-114#24233#24347
23M → 24M4167-26#24347#24373
24M → 40K1474-60#24373#24433
40K → 25.2M567-62#24433#24495
25.2M → Finish2540-15#24495#24510
TOTALS7642295-1531
📊

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