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BOSTON MARATHON 2025

Marty Butler

Bib: 1049•M

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 2%
Gender (Male)
#0 / 16105
Top 2%
Division (M18-39)
#0 / 5642
Top 6%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:22
Rank: #814
Start → 5K
5:55/mi
18:22 split
10K· 6.21 mi
36:45
Rank: #843 (-29)
5K → 10K
5:55/mi
18:23 split
15K· 9.32 mi
55:01
Rank: #793 (+50)
10K → 15K
5:53/mi
18:16 split
20K· 12.43 mi
1:13:19
Rank: #735 (+58)
15K → 20K
5:53/mi
18:18 split
Half· 13.11 mi
1:17:19
Rank: #735
20K → Half
5:52/mi
4:00 split
25K· 15.53 mi
1:31:33
Rank: #676 (+59)
Half → 25K
5:52/mi
14:14 split
30K· 18.64 mi
1:50:12
Rank: #618 (+58)
25K → 30K
6:00/mi
18:39 split
20M
1:58:20
Rank: #586 (+32)
30K → 20M
5:59/mi
8:08 split
21M
2:04:26
Rank: #555 (+31)
20M → 21M
6:06/mi
6:06 split
35K· 21.75 mi
2:08:51
Rank: #542 (+13)
21M → 35K
5:54/mi
4:25 split
23M
2:16:19
Rank: #517 (+25)
35K → 23M
5:58/mi
7:28 split
24M
2:22:08
Rank: #491 (+26)
23M → 24M
5:49/mi
5:49 split
40K· 24.85 mi
2:27:08
Rank: #461 (+30)
24M → 40K
5:51/mi
5:00 split
25.2M
2:29:19
Rank: #452 (+9)
40K → 25.2M
6:20/mi
2:11 split
Finish· 26.22 mi
2:34:53
Rank: #427 (+25)
25.2M → Finish
5:28/mi
5:34 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:17:19
Pace5:54 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:17:34
Pace5:55 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:3118:225:5518:22
5:55
-
10K
6.21 mi10:36:5436:455:5518:23
5:55
0:00
15K
9.32 mi10:55:1055:015:5418:16
5:53
-0:02
20K
12.43 mi11:13:281:13:195:5418:18
5:53
0:00
Half
13.11 mi11:17:281:17:195:544:00
5:52
-0:01
25K
15.53 mi11:31:421:31:335:5414:14
5:52
0:00
30K
18.64 mi11:50:211:50:125:5518:39
6:00
+0:08
20M
20.00 mi11:58:291:58:205:558:08
5:59
-0:01
21M
21.00 mi12:04:352:04:265:566:06
6:06
+0:07
35K
21.75 mi12:09:002:08:515:554:25
5:54
-0:12
23M
23.00 mi12:16:282:16:195:567:28
5:58
+0:04
24M
24.00 mi12:22:172:22:085:555:49
5:49
-0:09
40K
24.85 mi12:27:172:27:085:555:00
5:51
+0:02
25.2M
25.20 mi12:29:282:29:195:562:11
6:20
+0:29
Finish
26.22 mi12:35:022:34:535:555:34
5:28
-0:52

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

5:28 /mi

Average Pace

5:55 /mi

Slowest Pace

6:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:36

95% of race

Time at Steady Pace

8:17

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:54 /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 mi10:18:3118:225:5518:22
5:55
#814
10K
6.21 mi10:36:5436:455:5518:23
5:55
#843
15K
9.32 mi10:55:1055:015:5418:16
5:53
#793
20K
12.43 mi11:13:281:13:195:5418:18
5:53
#735
Half
13.11 mi11:17:281:17:195:544:00
5:52
#735
25K
15.53 mi11:31:421:31:335:5414:14
5:52
#676
30K
18.64 mi11:50:211:50:125:5518:39
6:00
#618
20M
20.00 mi11:58:291:58:205:558:08
5:59
#586
21M
21.00 mi12:04:352:04:265:566:06
6:06
#555
35K
21.75 mi12:09:002:08:515:554:25
5:54
#542
23M
23.00 mi12:16:282:16:195:567:28
5:58
#517
24M
24.00 mi12:22:172:22:085:555:49
5:49
#491
40K
24.85 mi12:27:172:27:085:555:00
5:51
#461
25.2M
25.20 mi12:29:282:29:195:562:11
6:20
#452
Finish
26.22 mi12:35:022:34:535:555:34
5:28
#427
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi814760760711(Top 3%)663(Top 4%)663(Top 12%)
10K6.21 mi3.10 mi843-29790-30790-30866(Top 3%)813(Top 5%)813(Top 14%)
15K9.32 mi3.11 mi793+50742+48742+48711(Top 3%)663(Top 4%)663(Top 12%)
20K12.43 mi3.11 mi735+58686+56686+56595(Top 2%)548(Top 3%)548(Top 10%)
Half13.11 mi0.68 mi735686686701(Top 2%)655(Top 4%)655(Top 12%)
25K15.53 mi2.42 mi676+59629+57629+57515(Top 2%)480(Top 3%)480(Top 9%)
30K18.64 mi3.11 mi618+58571+58571+58486(Top 2%)452(Top 3%)452(Top 8%)
20M20.00 mi1.36 mi586+32541+30541+30364(Top 1%)340(Top 2%)340(Top 6%)
21M21.00 mi1.00 mi555+31510+31510+31192(Top 0.7%)177(Top 1%)177(Top 3%)
35K21.75 mi0.75 mi542+13498+12498+12519(Top 2%)483(Top 3%)483(Top 9%)
23M23.00 mi1.25 mi517+25475+23475+23298(Top 1%)277(Top 2%)277(Top 5%)
24M24.00 mi1.00 mi491+26451+24451+24295(Top 1%)273(Top 2%)273(Top 5%)
40K24.85 mi0.85 mi461+30425+26425+26232(Top 0.8%)212(Top 1%)212(Top 4%)
25.2M25.20 mi0.35 mi452+9416+9416+9249(Top 0.9%)230(Top 1%)230(Top 4%)
Finish26.22 mi1.02 mi427+25392+24392+24123(Top 0.4%)118(Top 0.7%)118(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

711

Males

663

M18-39

663

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

866

Males

813

M18-39

813

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

711

Males

663

M18-39

663

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

595

Males

548

M18-39

548

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

701

Males

655

M18-39

655

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

515

Males

480

M18-39

480

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

486

Males

452

M18-39

452

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

364

Males

340

M18-39

340

20M→21M

20.0 - 21.0 mi

Top 0.7%
×8stories
+106ft-24ft

Overall

192

Males

177

M18-39

177

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

519

Males

483

M18-39

483

35K→23M

21.8 - 23.0 mi

Top 1%
×5stories
+23ft-63ft

Overall

298

Males

277

M18-39

277

23M→24M

23.0 - 24.0 mi

Top 1%
×6stories
+12ft-82ft

Overall

295

Males

273

M18-39

273

24M→40K

24.0 - 24.9 mi

Top 0.8%
×1story
+6ft-20ft

Overall

232

Males

212

M18-39

212

40K→25.2M

24.9 - 25.2 mi

Top 0.9%
×1story
+13ft-16ft

Overall

249

Males

230

M18-39

230

25.2M→Finish

25.2 - 26.2 mi

Top 0.4%
×2stories
+22ft-21ft

Overall

123

Males

118

M18-39

118

Passing Analysis

Category:
Athletes Passed
484
Passed By
97
Net Change
+387
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#814
5K → 10K3564-29#814#843
10K → 15K599+50#843#793
15K → 20K613+58#793#735
20K → Half440#735#735
Half → 25K612+59#735#676
25K → 30K668+58#676#618
30K → 20M353+32#618#586
20M → 21M321+31#586#555
21M → 35K130+13#555#542
35K → 23M261+25#542#517
23M → 24M282+26#517#491
24M → 40K300+30#491#461
40K → 25.2M90+9#461#452
25.2M → Finish250+25#452#427
TOTALS48497+387
📊

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