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BOSTON MARATHON 2025

Mike Walker

Bib: 4188•M

ON

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 17%
Gender (Male)
#0 / 16105
Top 28%
Division (M18-39)
#0 / 5642
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
6:25/mi
19:56
↑ 97↓ 3451.5%
10K· 6.21 mi
6:24/mi
39:50
↑ 79↓ 1380.4%
15K· 9.32 mi
6:22/mi
59:36
↑ 67↓ 78
20K· 12.43 mi
6:19/mi
1:19:15
↑ 106↓ 860.1%
Half· 13.11 mi
6:33/mi
1:23:43
↑ 19↓ 370.5%
25K· 15.53 mi
6:17/mi
1:38:57
↑ 66↓ 880.2%
30K· 18.64 mi
6:41/mi
1:59:44
↑ 181↓ 1480.2%
20M
6:33/mi
2:08:38
↑ 64↓ 500.2%
21M
8:36/mi
2:17:14
↑ 106↓ 241.6%
35K· 21.75 mi
7:28/mi
2:22:49
↑ 17↓ 861.7%
23M
10:01/mi
2:35:22
↑ 23↓ 630.6%
24M
9:20/mi
2:44:42
↓ 821.3%
40K· 24.85 mi
7:30/mi
2:51:07
↓ 200.3%
25.2M
8:16/mi
2:53:58
↑ 13↓ 160.2%
Finish· 26.22 mi
6:47/mi
3:00:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:43
Pace6:23 /mi
2nd Half
Distance13.11 mi
Time1:37:10
Pace7:25 /mi
📊Positive Split: 16.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5719:566:2519:56
6:25
-
10K
6.21 mi10:42:5139:506:2519:54
6:24
-0:01
15K
9.32 mi11:02:3759:366:2419:46
6:22
-0:02
20K
12.43 mi11:22:161:19:156:2319:39
6:19
-0:03
Half
13.11 mi11:26:441:23:436:234:28
6:33
+0:14
25K
15.53 mi11:41:581:38:576:2215:14
6:17
-0:16
30K
18.64 mi12:02:451:59:446:2520:47
6:41
+0:24
20M
20.00 mi12:11:392:08:386:268:54
6:33
-0:08
21M
21.00 mi12:20:152:17:146:328:36
8:36
+2:03
35K
21.75 mi12:25:502:22:496:345:35
7:28
-1:08
23M
23.00 mi12:38:232:35:226:4512:33
10:01
+2:33
24M
24.00 mi12:47:432:44:426:529:20
9:20
-0:41
40K
24.85 mi12:54:082:51:076:536:25
7:30
-1:50
25.2M
25.20 mi12:56:592:53:586:542:51
8:16
+0:46
Finish
26.22 mi13:03:543:00:536:546:55
6:47
-1:29

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

6:17 /mi

Average Pace

6:54 /mi

Slowest Pace

10:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:15:33

75% of race

Time at Slower Pace

45:20

25% of race

Average Pace: 6:54 /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 mi10:22:5719:566:2519:56
6:25
#3232
10K
6.21 mi10:42:5139:506:2519:54
6:24
#3145
15K
9.32 mi11:02:3759:366:2419:46
6:22
#2971
20K
12.43 mi11:22:161:19:156:2319:39
6:19
#2717
Half
13.11 mi11:26:441:23:436:234:28
6:33
#2778
25K
15.53 mi11:41:581:38:576:2215:14
6:17
#2573
30K
18.64 mi12:02:451:59:446:2520:47
6:41
#2575
20M
20.00 mi12:11:392:08:386:268:54
6:33
#2475
21M
21.00 mi12:20:152:17:146:328:36
8:36
#2875
35K
21.75 mi12:25:502:22:496:345:35
7:28
#3004
23M
23.00 mi12:38:232:35:226:4512:33
10:01
#4059
24M
24.00 mi12:47:432:44:426:529:20
9:20
#4822
40K
24.85 mi12:54:082:51:076:536:25
7:30
#4915
25.2M
25.20 mi12:56:592:53:586:542:51
8:16
#4942
Finish
26.22 mi13:03:543:00:536:546:55
6:47
#4890
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3232307130712703(Top 10%)2574(Top 16%)2574(Top 46%)
10K6.21 mi3.10 mi3145+872991+802991+803071(Top 11%)2924(Top 18%)2924(Top 52%)
15K9.32 mi3.11 mi2971+1742830+1612830+1612703(Top 10%)2574(Top 16%)2574(Top 46%)
20K12.43 mi3.11 mi2717+2542590+2402590+2402121(Top 7%)2022(Top 13%)2022(Top 36%)
Half13.11 mi0.68 mi2778-612649-592649-593991(Top 14%)3755(Top 23%)3755(Top 67%)
25K15.53 mi2.42 mi2573+2052457+1922457+1921783(Top 6%)1694(Top 11%)1694(Top 30%)
30K18.64 mi3.11 mi2575-22460-32460-32836(Top 10%)2681(Top 17%)2681(Top 48%)
20M20.00 mi1.36 mi2475+1002361+992361+991820(Top 6%)1724(Top 11%)1724(Top 31%)
21M21.00 mi1.00 mi2875-4002734-3732734-37311046(Top 39%)7879(Top 49%)7879(Top 140%)
35K21.75 mi0.75 mi3004-1292844-1102844-1108291(Top 29%)6455(Top 40%)6455(Top 114%)
23M23.00 mi1.25 mi4059-10553775-9313775-93120552(Top 72%)12170(Top 76%)12170(Top 216%)
24M24.00 mi1.00 mi4822-7634423-6484423-64818923(Top 67%)11359(Top 71%)11359(Top 201%)
40K24.85 mi0.85 mi4915-934491-684491-686801(Top 24%)5306(Top 33%)5306(Top 94%)
25.2M25.20 mi0.35 mi4942-274509-184509-187322(Top 26%)5487(Top 34%)5487(Top 97%)
Finish26.22 mi1.02 mi4890+524458+514458+514408(Top 16%)3724(Top 23%)3724(Top 66%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21story building
+97ft-345ft

Overall

2703

Males

2574

M18-39

2574

5K→10K

3.1 - 6.2 mi

Top 11%
×5story building
+79ft-138ft

Overall

3071

Males

2924

M18-39

2924

10K→15K

6.2 - 9.3 mi

Top 10%
×3story building
+67ft-78ft

Overall

2703

Males

2574

M18-39

2574

15K→20K

9.3 - 12.4 mi

Top 7%
×5story building
+106ft-86ft

Overall

2121

Males

2022

M18-39

2022

20K→Half

12.4 - 13.1 mi

Top 14%
×2story building
+19ft-37ft

Overall

3991

Males

3755

M18-39

3755

Half→25K

13.1 - 15.5 mi

Top 6%
×4story building
+66ft-88ft

Overall

1783

Males

1694

M18-39

1694

25K→30K

15.5 - 18.6 mi

Top 10%
×9story building
+181ft-148ft

Overall

2836

Males

2681

M18-39

2681

30K→20M

18.6 - 20.0 mi

Top 6%
×5story building
+64ft-50ft

Overall

1820

Males

1724

M18-39

1724

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

11046

Males

7879

M18-39

7879

21M→35K

21.0 - 21.8 mi

Top 29%
×7story building
+17ft-86ft

Overall

8291

Males

6455

M18-39

6455

35K→23M

21.8 - 23.0 mi

Top 72%
×5story building
+23ft-63ft

Overall

20552

Males

12170

M18-39

12170

23M→24M

23.0 - 24.0 mi

Top 67%
×6story building
+12ft-82ft

Overall

18923

Males

11359

M18-39

11359

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6801

Males

5306

M18-39

5306

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

7322

Males

5487

M18-39

5487

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2story building
+22ft-21ft

Overall

4408

Males

3724

M18-39

3724

Passing Analysis

Category:
Athletes Passed
1193
Passed By
2851
Net Change
-1658
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3232
5K → 10K18295+87#3232#3145
10K → 15K19420+174#3145#2971
15K → 20K2584+254#2971#2717
20K → Half263-61#2717#2778
Half → 25K2072+205#2778#2573
25K → 30K8789-2#2573#2575
30K → 20M1044+100#2575#2475
20M → 21M6406-400#2475#2875
21M → 35K13142-129#2875#3004
35K → 23M41059-1055#3004#4059
23M → 24M4767-763#4059#4822
24M → 40K33126-93#4822#4915
40K → 25.2M2249-27#4915#4942
25.2M → Finish7725+52#4942#4890
TOTALS11932851-1658
📊

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