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BOSTON MARATHON 2025

Liam Madden

Bib: 1833•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 25%
Gender (Male)
#0 / 16105
Top 38%
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
21:50
Rank: #8025
Start → 5K
7:02/mi
21:50 split
10K· 6.21 mi
44:13
Rank: #8746 (-721)
5K → 10K
7:12/mi
22:23 split
15K· 9.32 mi
1:07:39
Rank: #9823 (-1077)
10K → 15K
7:33/mi
23:26 split
20K· 12.43 mi
1:29:34
Rank: #9047 (+776)
15K → 20K
7:03/mi
21:55 split
Half· 13.11 mi
1:34:15
Rank: #8876 (+171)
20K → Half
6:52/mi
4:41 split
25K· 15.53 mi
1:51:43
Rank: #8602 (+274)
Half → 25K
7:12/mi
17:28 split
30K· 18.64 mi
2:14:36
Rank: #8185 (+417)
25K → 30K
7:22/mi
22:53 split
20M
2:24:36
Rank: #7979 (+206)
30K → 20M
7:22/mi
10:00 split
21M
2:32:15
Rank: #7745 (+234)
20M → 21M
7:39/mi
7:39 split
35K· 21.75 mi
2:37:28
Rank: #7610 (+135)
21M → 35K
6:58/mi
5:13 split
23M
2:46:39
Rank: #7418 (+192)
35K → 23M
7:20/mi
9:11 split
24M
2:53:56
Rank: #7334 (+84)
23M → 24M
7:17/mi
7:17 split
40K· 24.85 mi
3:00:15
Rank: #7235 (+99)
24M → 40K
7:23/mi
6:19 split
25.2M
3:03:03
Rank: #7209 (+26)
40K → 25.2M
8:07/mi
2:48 split
Finish· 26.22 mi
3:10:10
Rank: #7108 (+101)
25.2M → Finish
6:59/mi
7:07 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:15
Pace7:11 /mi
2nd Half
Distance13.11 mi
Time1:35:55
Pace7:19 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2521:507:0221:50
7:02
-
10K
6.21 mi10:44:4844:137:0722:23
7:12
+0:10
15K
9.32 mi11:08:141:07:397:1523:26
7:33
+0:21
20K
12.43 mi11:30:091:29:347:1221:55
7:03
-0:30
Half
13.11 mi11:34:501:34:157:114:41
6:52
-0:11
25K
15.53 mi11:52:181:51:437:1117:28
7:12
+0:20
30K
18.64 mi12:15:112:14:367:1322:53
7:22
+0:10
20M
20.00 mi12:25:112:24:367:1410:00
7:22
0:00
21M
21.00 mi12:32:502:32:157:157:39
7:39
+0:17
35K
21.75 mi12:38:032:37:287:145:13
6:58
-0:41
23M
23.00 mi12:47:142:46:397:159:11
7:20
+0:22
24M
24.00 mi12:54:312:53:567:157:17
7:17
-0:03
40K
24.85 mi13:00:503:00:157:156:19
7:23
+0:06
25.2M
25.20 mi13:03:383:03:037:162:48
8:07
+0:44
Finish
26.22 mi13:10:453:10:107:157:07
6:59
-1:08

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

6:52 /mi

Average Pace

7:15 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:43

95% of race

Time at Steady Pace

7:39

4% of race

Time at Slower Pace

2:48

1% of race

Average Pace: 7:15 /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 mi10:22:2521:507:0221:50
7:02
#8025
10K
6.21 mi10:44:4844:137:0722:23
7:12
#8746
15K
9.32 mi11:08:141:07:397:1523:26
7:33
#9823
20K
12.43 mi11:30:091:29:347:1221:55
7:03
#9047
Half
13.11 mi11:34:501:34:157:114:41
6:52
#8876
25K
15.53 mi11:52:181:51:437:1117:28
7:12
#8602
30K
18.64 mi12:15:112:14:367:1322:53
7:22
#8185
20M
20.00 mi12:25:112:24:367:1410:00
7:22
#7979
21M
21.00 mi12:32:502:32:157:157:39
7:39
#7745
35K
21.75 mi12:38:032:37:287:145:13
6:58
#7610
23M
23.00 mi12:47:142:46:397:159:11
7:20
#7418
24M
24.00 mi12:54:312:53:567:157:17
7:17
#7334
40K
24.85 mi13:00:503:00:157:156:19
7:23
#7235
25.2M
25.20 mi13:03:383:03:037:162:48
8:07
#7209
Finish
26.22 mi13:10:453:10:107:157:07
6:59
#7108
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi80257012701212115(Top 43%)9110(Top 57%)9110(Top 161%)
10K6.21 mi3.10 mi8746-7217450-4387450-4389501(Top 33%)7873(Top 49%)7873(Top 140%)
15K9.32 mi3.11 mi9823-10778039-5898039-58912115(Top 43%)9110(Top 57%)9110(Top 161%)
20K12.43 mi3.11 mi9047+7767588+4517588+4517211(Top 25%)6350(Top 39%)6350(Top 113%)
Half13.11 mi0.68 mi8876+1717483+1057483+1056613(Top 23%)5909(Top 37%)5909(Top 105%)
25K15.53 mi2.42 mi8602+2747301+1827301+1827630(Top 27%)6525(Top 41%)6525(Top 116%)
30K18.64 mi3.11 mi8185+4176981+3206981+3206839(Top 24%)5868(Top 36%)5868(Top 104%)
20M20.00 mi1.36 mi7979+2066818+1636818+1636120(Top 22%)5276(Top 33%)5276(Top 94%)
21M21.00 mi1.00 mi7745+2346649+1696649+1695378(Top 19%)4648(Top 29%)4648(Top 82%)
35K21.75 mi0.75 mi7610+1356540+1096540+1095165(Top 18%)4497(Top 28%)4497(Top 80%)
23M23.00 mi1.25 mi7418+1926369+1716369+1715633(Top 20%)4758(Top 30%)4758(Top 84%)
24M24.00 mi1.00 mi7334+846280+896280+896290(Top 22%)5090(Top 32%)5090(Top 90%)
40K24.85 mi0.85 mi7235+996192+886192+886110(Top 22%)4910(Top 30%)4910(Top 87%)
25.2M25.20 mi0.35 mi7209+266166+266166+266527(Top 23%)5056(Top 31%)5056(Top 90%)
Finish26.22 mi1.02 mi7108+1016068+986068+985610(Top 20%)4481(Top 28%)4481(Top 79%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

12115

Males

9110

M18-39

9110

5K→10K

3.1 - 6.2 mi

Top 33%
×5story building
+79ft-138ft

Overall

9501

Males

7873

M18-39

7873

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

12115

Males

9110

M18-39

9110

15K→20K

9.3 - 12.4 mi

Top 25%
×5story building
+106ft-86ft

Overall

7211

Males

6350

M18-39

6350

20K→Half

12.4 - 13.1 mi

Top 23%
×2story building
+19ft-37ft

Overall

6613

Males

5909

M18-39

5909

Half→25K

13.1 - 15.5 mi

Top 27%
×4story building
+66ft-88ft

Overall

7630

Males

6525

M18-39

6525

25K→30K

15.5 - 18.6 mi

Top 24%
×9story building
+181ft-148ft

Overall

6839

Males

5868

M18-39

5868

30K→20M

18.6 - 20.0 mi

Top 22%
×5story building
+64ft-50ft

Overall

6120

Males

5276

M18-39

5276

20M→21M

20.0 - 21.0 mi

Top 19%
×8story building
+106ft-24ft

Overall

5378

Males

4648

M18-39

4648

21M→35K

21.0 - 21.8 mi

Top 18%
×7story building
+17ft-86ft

Overall

5165

Males

4497

M18-39

4497

35K→23M

21.8 - 23.0 mi

Top 20%
×5story building
+23ft-63ft

Overall

5633

Males

4758

M18-39

4758

23M→24M

23.0 - 24.0 mi

Top 22%
×6story building
+12ft-82ft

Overall

6290

Males

5090

M18-39

5090

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

6110

Males

4910

M18-39

4910

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6527

Males

5056

M18-39

5056

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2story building
+22ft-21ft

Overall

5610

Males

4481

M18-39

4481

Passing Analysis

Category:
Athletes Passed
2949
Passed By
2031
Net Change
+917
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8025
5K → 10K38759-721#8025#8746
10K → 15K211097-1077#8746#9823
15K → 20K7782+776#9823#9047
20K → Half1710+171#9047#8876
Half → 25K29824+274#8876#8602
25K → 30K45235+417#8602#8185
30K → 20M22014+206#8185#7979
20M → 21M2406+234#7979#7745
21M → 35K1383+135#7745#7610
35K → 23M20412+192#7610#7418
23M → 24M11026+84#7418#7334
24M → 40K11516+99#7334#7235
40K → 25.2M4216+26#7235#7209
25.2M → Finish12221+101#7209#7108
TOTALS29492031+917
📊

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