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BOSTON MARATHON 2025

Peter Coughlin

Bib: 31563•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

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
10:10/mi
31:34
↑ 97↓ 3451.5%
10K· 6.21 mi
9:52/mi
1:02:14
↑ 79↓ 1380.4%
15K· 9.32 mi
9:35/mi
1:31:59
↑ 67↓ 78
20K· 12.43 mi
9:33/mi
2:01:39
↑ 106↓ 860.1%
Half· 13.11 mi
9:20/mi
2:08:01
↑ 19↓ 370.5%
25K· 15.53 mi
9:31/mi
2:31:05
↑ 66↓ 880.2%
30K· 18.64 mi
9:42/mi
3:01:13
↑ 181↓ 1480.2%
20M
9:34/mi
3:14:13
↑ 64↓ 500.2%
21M
10:06/mi
3:24:19
↑ 106↓ 241.6%
35K· 21.75 mi
9:36/mi
3:31:30
↑ 17↓ 861.7%
23M
10:04/mi
3:44:06
↑ 23↓ 630.6%
24M
9:44/mi
3:53:50
↓ 821.3%
40K· 24.85 mi
9:24/mi
4:01:52
↓ 200.3%
25.2M
10:41/mi
4:05:33
↑ 13↓ 160.2%
Finish· 26.22 mi
9:00/mi
4:14:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time2:08:01
Pace9:46 /mi
2nd Half✓ Faster
Distance13.11 mi
Time2:06:42
Pace9:40 /mi
📊Negative Split: 1.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:4831:3410:1031:34
10:10
-
10K
6.21 mi12:26:281:02:1410:0130:40
9:52
-0:18
15K
9.32 mi12:56:131:31:599:5229:45
9:35
-0:17
20K
12.43 mi13:25:532:01:399:4729:40
9:33
-0:02
Half
13.11 mi13:32:152:08:019:466:22
9:20
-0:13
25K
15.53 mi13:55:192:31:059:4423:04
9:31
+0:11
30K
18.64 mi14:25:273:01:139:4330:08
9:42
+0:11
20M
20.00 mi14:38:273:14:139:4313:00
9:34
-0:08
21M
21.00 mi14:48:333:24:199:4410:06
10:06
+0:32
35K
21.75 mi14:55:443:31:309:447:11
9:36
-0:30
23M
23.00 mi15:08:203:44:069:4512:36
10:04
+0:28
24M
24.00 mi15:18:043:53:509:459:44
9:44
-0:20
40K
24.85 mi15:26:064:01:529:448:02
9:24
-0:20
25.2M
25.20 mi15:29:474:05:339:453:41
10:41
+1:17
Finish
26.22 mi15:38:574:14:439:439:10
9:00
-1:41

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

9:00 /mi

Average Pace

9:43 /mi

Slowest Pace

10:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:46

77% of race

Time at Steady Pace

54:16

21% of race

Time at Slower Pace

3:41

1% of race

Average Pace: 9:43 /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 mi11:55:4831:3410:1031:34
10:10
#25968
10K
6.21 mi12:26:281:02:1410:0130:40
9:52
#25481
15K
9.32 mi12:56:131:31:599:5229:45
9:35
#24970
20K
12.43 mi13:25:532:01:399:4729:40
9:33
#24516
Half
13.11 mi13:32:152:08:019:466:22
9:20
#24455
25K
15.53 mi13:55:192:31:059:4423:04
9:31
#24046
30K
18.64 mi14:25:273:01:139:4330:08
9:42
#23462
20M
20.00 mi14:38:273:14:139:4313:00
9:34
#23181
21M
21.00 mi14:48:333:24:199:4410:06
10:06
#22949
35K
21.75 mi14:55:443:31:309:447:11
9:36
#22869
23M
23.00 mi15:08:203:44:069:4512:36
10:04
#22740
24M
24.00 mi15:18:043:53:509:459:44
9:44
#22615
40K
24.85 mi15:26:064:01:529:448:02
9:24
#22465
25.2M
25.20 mi15:29:474:05:339:453:41
10:41
#22425
Finish
26.22 mi15:38:574:14:439:439:10
9:00
#22316
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25968151611516123935(Top 84%)14244(Top 88%)14244(Top 252%)
10K6.21 mi3.10 mi25481+48714928+23314928+23325018(Top 88%)14710(Top 91%)14710(Top 261%)
15K9.32 mi3.11 mi24970+51114704+22414704+22423935(Top 84%)14244(Top 88%)14244(Top 252%)
20K12.43 mi3.11 mi24516+45414468+23614468+23623046(Top 81%)13811(Top 86%)13811(Top 245%)
Half13.11 mi0.68 mi24455+6114440+2814440+2823041(Top 81%)13804(Top 86%)13804(Top 245%)
25K15.53 mi2.42 mi24046+40914249+19114249+19121907(Top 77%)13246(Top 82%)13246(Top 235%)
30K18.64 mi3.11 mi23462+58413963+28613963+28620689(Top 73%)12594(Top 78%)12594(Top 223%)
20M20.00 mi1.36 mi23181+28113821+14213821+14219473(Top 69%)11921(Top 74%)11921(Top 211%)
21M21.00 mi1.00 mi22949+23213688+13313688+13318674(Top 66%)11466(Top 71%)11466(Top 203%)
35K21.75 mi0.75 mi22869+8013641+4713641+4720680(Top 73%)12292(Top 76%)12292(Top 218%)
23M23.00 mi1.25 mi22740+12913560+8113560+8120687(Top 73%)12240(Top 76%)12240(Top 217%)
24M24.00 mi1.00 mi22615+12513476+8413476+8420497(Top 72%)12099(Top 75%)12099(Top 214%)
40K24.85 mi0.85 mi22465+15013393+8313393+8318266(Top 64%)10972(Top 68%)10972(Top 194%)
25.2M25.20 mi0.35 mi22425+4013362+3113362+3119645(Top 69%)11628(Top 72%)11628(Top 206%)
Finish26.22 mi1.02 mi22316+10913303+5913303+5919015(Top 67%)11369(Top 71%)11369(Top 202%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

23935

Males

14244

M18-39

14244

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

25018

Males

14710

M18-39

14710

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

23935

Males

14244

M18-39

14244

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

23046

Males

13811

M18-39

13811

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

23041

Males

13804

M18-39

13804

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

21907

Males

13246

M18-39

13246

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

20689

Males

12594

M18-39

12594

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

19473

Males

11921

M18-39

11921

20M→21M

20.0 - 21.0 mi

Top 66%
×8story building
+106ft-24ft

Overall

18674

Males

11466

M18-39

11466

21M→35K

21.0 - 21.8 mi

Top 73%
×7story building
+17ft-86ft

Overall

20680

Males

12292

M18-39

12292

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

20687

Males

12240

M18-39

12240

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

20497

Males

12099

M18-39

12099

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

18266

Males

10972

M18-39

10972

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

19645

Males

11628

M18-39

11628

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2story building
+22ft-21ft

Overall

19015

Males

11369

M18-39

11369

Passing Analysis

Category:
Athletes Passed
3737
Passed By
85
Net Change
+3652
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25968
5K → 10K51427+487#25968#25481
10K → 15K5187+511#25481#24970
15K → 20K4573+454#24970#24516
20K → Half643+61#24516#24455
Half → 25K4112+409#24455#24046
25K → 30K5884+584#24046#23462
30K → 20M2810+281#23462#23181
20M → 21M2331+232#23181#22949
21M → 35K9010+80#22949#22869
35K → 23M14011+129#22869#22740
23M → 24M1316+125#22740#22615
24M → 40K1522+150#22615#22465
40K → 25.2M433+40#22465#22425
25.2M → Finish1156+109#22425#22316
TOTALS373785+3652
📊

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