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BOSTON MARATHON 2025

Liam Cotter

Bib: 3881 M IE

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 17%
Masters (Masters Men)
#0 / 10463
Top 5%
Division (M55-59)
#0 / 1648
Top 0.7%
Race Day Weather
50°/40°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
6:24/mi
19:52
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:23/mi
39:42
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:25/mi
59:37
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:32/mi
1:19:55
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:25/mi
1:24:18
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:34/mi
1:40:14
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
6:43/mi
2:01:06
↑ 181↓ 1480.2%
138 ft elev
20M
6:48/mi
2:10:21
↑ 64↓ 500.2%
148 ft elev
21M
7:10/mi
2:17:31
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
6:33/mi
2:22:25
↑ 17↓ 861.7%
156 ft elev
23M
6:52/mi
2:31:01
↑ 23↓ 630.6%
116 ft elev
24M
6:43/mi
2:37:44
↓ 821.3%
34 ft elev
40K· 24.85 mi
6:51/mi
2:43:35
↓ 200.3%
20 ft elev
25.2M
7:35/mi
2:46:12
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
6:48/mi
2:53:08
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:24:186:26 /mi⚡ faster
2nd Half
1:28:506:47 /mi+5.4%
Positive split — 5.4% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
19:526:243.11 mi19:52
6:24
-
10K
39:426:233.10 mi19:50
6:23
-0:01
15K
59:376:243.11 mi19:55
6:25
+0:02
20K
1:19:556:263.11 mi20:18
6:32
+0:07
Half(13.11 mi)
1:24:186:260.68 mi4:23
6:25
-0:07
25K
1:40:146:272.42 mi15:56
6:34
+0:09
30K
2:01:066:303.11 mi20:52
6:43
+0:09
20M
2:10:216:311.36 mi9:15
6:48
+0:05
21M
2:17:316:331.00 mi7:10
7:10
+0:22
35K
2:22:256:330.75 mi4:54
6:33
-0:37
23M
2:31:016:341.25 mi8:36
6:52
+0:19
24M
2:37:446:341.00 mi6:43
6:43
-0:09
40K
2:43:356:350.85 mi5:51
6:51
+0:08
25.2M
2:46:126:360.35 mi2:37
7:35
+0:44
Finish(26.22 mi)
2:53:086:361.02 mi6:56
6:48
-0:47
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:23 /mi

Average Pace

6:36 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:43:21

94% of race

Time at Steady Pace

7:10

4% of race

Time at Slower Pace

2:37

2% of race

Average Pace: 6:36 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi307229172917300128602860
10K3.10 mi2973+992827+902827+90292827872787
15K3.11 mi2980-72839-122839-12300128602860
20K3.11 mi3045-652903-642903-64329831233123
Half(13.11 mi)0.68 mi3058-132916-132916-13316530063006
25K2.42 mi3061-32918-22918-2326130873087
30K3.11 mi3013+482869+492869+49295527822782
20M1.36 mi2978+352832+372832+37294327422742
21M1.00 mi2944+342794+382794+38296527392739
35K0.75 mi2892+522745+492745+49269424922492
23M1.25 mi2860+322712+332712+33302827672767
24M1.00 mi2837+232686+262686+26303927522752
40K0.85 mi2820+172669+172669+17302227182718
25.2M0.35 mi2813+72663+62663+6373632183218
Finish(26.22 mi)1.02 mi2835-222682-192682-19448637783778

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21story building
+97ft-345ft

Overall

3001

Males

2860

M55-59

2860

5K→10K

3.1 - 6.2 mi

Top 10%
×5story building
+79ft-138ft

Overall

2928

Males

2787

M55-59

2787

10K→15K

6.2 - 9.3 mi

Top 11%
×3story building
+67ft-78ft

Overall

3001

Males

2860

M55-59

2860

15K→20K

9.3 - 12.4 mi

Top 12%
×5story building
+106ft-86ft

Overall

3298

Males

3123

M55-59

3123

20K→Half

12.4 - 13.1 mi

Top 11%
×2story building
+19ft-37ft

Overall

3165

Males

3006

M55-59

3006

Half→25K

13.1 - 15.5 mi

Top 11%
×4story building
+66ft-88ft

Overall

3261

Males

3087

M55-59

3087

25K→30K

15.5 - 18.6 mi

Top 10%
×9story building
+181ft-148ft

Overall

2955

Males

2782

M55-59

2782

30K→20M

18.6 - 20.0 mi

Top 10%
×5story building
+64ft-50ft

Overall

2943

Males

2742

M55-59

2742

20M→21M

20.0 - 21.0 mi

Top 10%
×8story building
+106ft-24ft

Overall

2965

Males

2739

M55-59

2739

21M→35K

21.0 - 21.8 mi

Top 9%
×7story building
+17ft-86ft

Overall

2694

Males

2492

M55-59

2492

35K→23M

21.8 - 23.0 mi

Top 11%
×5story building
+23ft-63ft

Overall

3028

Males

2767

M55-59

2767

23M→24M

23.0 - 24.0 mi

Top 11%
×6story building
+12ft-82ft

Overall

3039

Males

2752

M55-59

2752

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3022

Males

2718

M55-59

2718

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3736

Males

3218

M55-59

3218

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2story building
+22ft-21ft

Overall

4486

Males

3778

M55-59

3778

Passing Analysis

Category:
Passed
943
Passed By
706
Net Change
+237
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3072
5K → 10K18182+99#3072#2973
10K → 15K9097-7#2973#2980
15K → 20K65130-65#2980#3045
20K → Half922-13#3045#3058
Half → 25K6164-3#3058#3061
25K → 30K14597+48#3061#3013
30K → 20M6429+35#3013#2978
20M → 21M6329+34#2978#2944
21M → 35K575+52#2944#2892
35K → 23M6735+32#2892#2860
23M → 24M4825+23#2860#2837
24M → 40K4932+17#2837#2820
40K → 25.2M1710+7#2820#2813
25.2M → Finish2749-22#2813#2835
TOTALS943706+237

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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