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BOSTON MARATHON 2025

Steven Barton

Bib: 32366•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
30:43
Rank: #25312
Start → 5K
30:43 | 9:53/mi
10K· 6.21 mi
1:01:14
Rank: #25079 (+233)
5K → 10K
30:31 | 9:49/mi
15K· 9.32 mi
1:31:04
Rank: #24751 (+328)
10K → 15K
29:50 | 9:36/mi
20K· 12.43 mi
2:00:14
Rank: #24234 (+517)
15K → 20K
29:10 | 9:23/mi
Half· 13.11 mi
2:06:46
Rank: #24215 (+19)
20K → Half
6:32 | 9:35/mi
25K· 15.53 mi
2:30:09
Rank: #23891 (+324)
Half → 25K
23:23 | 9:39/mi
30K· 18.64 mi
3:01:54
Rank: #23553 (+338)
25K → 30K
31:45 | 10:13/mi
20M
3:15:18
Rank: #23319 (+234)
30K → 20M
13:24 | 9:52/mi
21M
3:26:03
Rank: #23178 (+141)
20M → 21M
10:45 | 10:45/mi
35K· 21.75 mi
3:33:24
Rank: #23110 (+68)
21M → 35K
7:21 | 9:49/mi
23M
3:46:13
Rank: #23013 (+97)
35K → 23M
12:49 | 10:14/mi
24M
3:56:16
Rank: #22925 (+88)
23M → 24M
10:03 | 10:03/mi
40K· 24.85 mi
4:05:12
Rank: #22880 (+45)
24M → 40K
8:56 | 10:27/mi
25.2M
4:09:12
Rank: #22874 (+6)
40K → 25.2M
4:00 | 11:36/mi
Finish· 26.22 mi
4:18:48
Rank: #22810 (+64)
25.2M → Finish
9:36 | 9:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:46
Pace9:40 /mi
2nd Half
Distance13.11 mi
Time2:12:02
Pace10:04 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:1130:439:5330:43
9:53
-
10K
6.21 mi12:25:421:01:149:5130:31
9:49
-0:04
15K
9.32 mi12:55:321:31:049:4629:50
9:36
-0:13
20K
12.43 mi13:24:422:00:149:4029:10
9:23
-0:13
Half
13.11 mi13:31:142:06:469:406:32
9:35
+0:12
25K
15.53 mi13:54:372:30:099:4023:23
9:39
+0:04
30K
18.64 mi14:26:223:01:549:4531:45
10:13
+0:34
20M
20.00 mi14:39:463:15:189:4613:24
9:52
-0:21
21M
21.00 mi14:50:313:26:039:4910:45
10:45
+0:53
35K
21.75 mi14:57:523:33:249:497:21
9:49
-0:56
23M
23.00 mi15:10:413:46:139:5012:49
10:14
+0:25
24M
24.00 mi15:20:443:56:169:5110:03
10:03
-0:11
40K
24.85 mi15:29:404:05:129:528:56
10:27
+0:24
25.2M
25.20 mi15:33:404:09:129:534:00
11:36
+1:09
Finish
26.22 mi15:43:164:18:489:539:36
9:25
-2:11

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

9:23 /mi

Average Pace

9:53 /mi

Slowest Pace

11:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

45:18

18% of race

Time at Steady Pace

2:25:15

56% of race

Time at Slower Pace

1:08:15

26% of race

Average Pace: 9:52 /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 mi11:55:1130:439:5330:43
9:53
#25312
10K
6.21 mi12:25:421:01:149:5130:31
9:49
#25079
15K
9.32 mi12:55:321:31:049:4629:50
9:36
#24751
20K
12.43 mi13:24:422:00:149:4029:10
9:23
#24234
Half
13.11 mi13:31:142:06:469:406:32
9:35
#24215
25K
15.53 mi13:54:372:30:099:4023:23
9:39
#23891
30K
18.64 mi14:26:223:01:549:4531:45
10:13
#23553
20M
20.00 mi14:39:463:15:189:4613:24
9:52
#23319
21M
21.00 mi14:50:313:26:039:4910:45
10:45
#23178
35K
21.75 mi14:57:523:33:249:497:21
9:49
#23110
23M
23.00 mi15:10:413:46:139:5012:49
10:14
#23013
24M
24.00 mi15:20:443:56:169:5110:03
10:03
#22925
40K
24.85 mi15:29:404:05:129:528:56
10:27
#22880
25.2M
25.20 mi15:33:404:09:129:534:00
11:36
#22874
Finish
26.22 mi15:43:164:18:489:539:36
9:25
#22810
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25312148661486624018(Top 85%)14274(Top 89%)14274(Top 253%)
10K6.21 mi3.10 mi25079+23314746+12014746+12024907(Top 88%)14658(Top 91%)14658(Top 260%)
15K9.32 mi3.11 mi24751+32814600+14614600+14624018(Top 85%)14274(Top 89%)14274(Top 253%)
20K12.43 mi3.11 mi24234+51714348+25214348+25222531(Top 79%)13590(Top 84%)13590(Top 241%)
Half13.11 mi0.68 mi24215+1914333+1514333+1523763(Top 84%)14122(Top 88%)14122(Top 250%)
25K15.53 mi2.42 mi23891+32414189+14414189+14422334(Top 79%)13440(Top 83%)13440(Top 238%)
30K18.64 mi3.11 mi23553+33814008+18114008+18122225(Top 78%)13279(Top 82%)13279(Top 235%)
20M20.00 mi1.36 mi23319+23413885+12313885+12320490(Top 72%)12368(Top 77%)12368(Top 219%)
21M21.00 mi1.00 mi23178+14113798+8713798+8720720(Top 73%)12368(Top 77%)12368(Top 219%)
35K21.75 mi0.75 mi23110+6813759+3913759+3921387(Top 75%)12620(Top 78%)12620(Top 224%)
23M23.00 mi1.25 mi23013+9713684+7513684+7521242(Top 75%)12513(Top 78%)12513(Top 222%)
24M24.00 mi1.00 mi22925+8813616+6813616+6821492(Top 76%)12589(Top 78%)12589(Top 223%)
40K24.85 mi0.85 mi22880+4513574+4213574+4221766(Top 77%)12641(Top 78%)12641(Top 224%)
25.2M25.20 mi0.35 mi22874+613565+913565+922291(Top 78%)12941(Top 80%)12941(Top 229%)
Finish26.22 mi1.02 mi22810+6413523+4213523+4220891(Top 74%)12240(Top 76%)12240(Top 217%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

24018

Males

14274

M18-39

14274

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

24907

Males

14658

M18-39

14658

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

24018

Males

14274

M18-39

14274

15K→20K

9.3 - 12.4 mi

Top 79%
×5stories
+106ft-86ft

Overall

22531

Males

13590

M18-39

13590

20K→Half

12.4 - 13.1 mi

Top 84%
×2stories
+19ft-37ft

Overall

23763

Males

14122

M18-39

14122

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

22334

Males

13440

M18-39

13440

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

22225

Males

13279

M18-39

13279

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

20490

Males

12368

M18-39

12368

20M→21M

20.0 - 21.0 mi

Top 73%
×8stories
+106ft-24ft

Overall

20720

Males

12368

M18-39

12368

21M→35K

21.0 - 21.8 mi

Top 75%
×7stories
+17ft-86ft

Overall

21387

Males

12620

M18-39

12620

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

21242

Males

12513

M18-39

12513

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

21492

Males

12589

M18-39

12589

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21766

Males

12641

M18-39

12641

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

22291

Males

12941

M18-39

12941

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

20891

Males

12240

M18-39

12240

Passing Analysis

Category:
Athletes Passed
2780
Passed By
278
Net Change
+2502
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25312
5K → 10K30976+233#25312#25079
10K → 15K35325+328#25079#24751
15K → 20K5181+517#24751#24234
20K → Half3314+19#24234#24215
Half → 25K33612+324#24215#23891
25K → 30K35820+338#23891#23553
30K → 20M2351+234#23553#23319
20M → 21M15514+141#23319#23178
21M → 35K7810+68#23178#23110
35K → 23M11720+97#23110#23013
23M → 24M10719+88#23013#22925
24M → 40K7631+45#22925#22880
40K → 25.2M2519+6#22880#22874
25.2M → Finish8016+64#22874#22810
TOTALS2780278+2502
📊

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