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BOSTON MARATHON 2025

William Canning

Bib: 5103•M

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 2%
Gender (Male)
#0 / 16105
Top 3%
Division (M18-39)
#0 / 5642
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:19
Rank: #781
Start → 5K
18:19 | 5:54/mi
10K· 6.21 mi
36:42
Rank: #826 (-45)
5K → 10K
18:23 | 5:55/mi
15K· 9.32 mi
55:05
Rank: #814 (+12)
10K → 15K
18:23 | 5:55/mi
20K· 12.43 mi
1:13:31
Rank: #777 (+37)
15K → 20K
18:26 | 5:56/mi
Half· 13.11 mi
1:17:31
Rank: #769 (+8)
20K → Half
4:00 | 5:52/mi
25K· 15.53 mi
1:31:56
Rank: #739 (+30)
Half → 25K
14:25 | 5:57/mi
30K· 18.64 mi
1:50:36
Rank: #669 (+70)
25K → 30K
18:40 | 6:00/mi
20M
1:58:53
Rank: #646 (+23)
30K → 20M
8:17 | 6:06/mi
21M
2:05:14
Rank: #615 (+31)
20M → 21M
6:21 | 6:21/mi
35K· 21.75 mi
2:09:35
Rank: #597 (+18)
21M → 35K
4:21 | 5:49/mi
23M
2:17:07
Rank: #577 (+20)
35K → 23M
7:32 | 6:01/mi
24M
2:22:51
Rank: #550 (+27)
23M → 24M
5:44 | 5:44/mi
40K· 24.85 mi
2:27:55
Rank: #523 (+27)
24M → 40K
5:04 | 5:56/mi
25.2M
2:30:06
Rank: #513 (+10)
40K → 25.2M
2:11 | 6:20/mi
Finish· 26.22 mi
2:35:55
Rank: #489 (+24)
25.2M → Finish
5:49 | 5:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:17:31
Pace5:55 /mi
2nd Half
Distance13.11 mi
Time1:18:24
Pace5:59 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:2718:195:5418:19
5:54
-
10K
6.21 mi10:39:5036:425:5418:23
5:55
+0:01
15K
9.32 mi10:58:1355:055:5518:23
5:55
0:00
20K
12.43 mi11:16:391:13:315:5518:26
5:56
+0:01
Half
13.11 mi11:20:391:17:315:554:00
5:52
-0:04
25K
15.53 mi11:35:041:31:565:5514:25
5:57
+0:05
30K
18.64 mi11:53:441:50:365:5618:40
6:00
+0:03
20M
20.00 mi12:02:011:58:535:578:17
6:06
+0:06
21M
21.00 mi12:08:222:05:145:586:21
6:21
+0:15
35K
21.75 mi12:12:432:09:355:584:21
5:49
-0:32
23M
23.00 mi12:20:152:17:075:587:32
6:01
+0:12
24M
24.00 mi12:25:592:22:515:575:44
5:44
-0:17
40K
24.85 mi12:31:032:27:555:575:04
5:56
+0:12
25.2M
25.20 mi12:33:142:30:065:572:11
6:20
+0:24
Finish
26.22 mi12:39:032:35:555:575:49
5:42
-0:38

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

5:42 /mi

Average Pace

5:57 /mi

Slowest Pace

6:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:23

95% of race

Time at Steady Pace

8:32

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:57 /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 mi10:21:2718:195:5418:19
5:54
#781
10K
6.21 mi10:39:5036:425:5418:23
5:55
#826
15K
9.32 mi10:58:1355:055:5518:23
5:55
#814
20K
12.43 mi11:16:391:13:315:5518:26
5:56
#777
Half
13.11 mi11:20:391:17:315:554:00
5:52
#769
25K
15.53 mi11:35:041:31:565:5514:25
5:57
#739
30K
18.64 mi11:53:441:50:365:5618:40
6:00
#669
20M
20.00 mi12:02:011:58:535:578:17
6:06
#646
21M
21.00 mi12:08:222:05:145:586:21
6:21
#615
35K
21.75 mi12:12:432:09:355:584:21
5:49
#597
23M
23.00 mi12:20:152:17:075:587:32
6:01
#577
24M
24.00 mi12:25:592:22:515:575:44
5:44
#550
40K
24.85 mi12:31:032:27:555:575:04
5:56
#523
25.2M
25.20 mi12:33:142:30:065:572:11
6:20
#513
Finish
26.22 mi12:39:032:35:555:575:49
5:42
#489
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi781728728788(Top 3%)738(Top 5%)738(Top 13%)
10K6.21 mi3.10 mi826-45773-45773-45867(Top 3%)814(Top 5%)814(Top 14%)
15K9.32 mi3.11 mi814+12762+11762+11788(Top 3%)738(Top 5%)738(Top 13%)
20K12.43 mi3.11 mi777+37727+35727+35693(Top 2%)646(Top 4%)646(Top 11%)
Half13.11 mi0.68 mi769+8719+8719+8708(Top 2%)662(Top 4%)662(Top 12%)
25K15.53 mi2.42 mi739+30691+28691+28663(Top 2%)616(Top 4%)616(Top 11%)
30K18.64 mi3.11 mi669+70622+69622+69500(Top 2%)466(Top 3%)466(Top 8%)
20M20.00 mi1.36 mi646+23599+23599+23524(Top 2%)491(Top 3%)491(Top 9%)
21M21.00 mi1.00 mi615+31568+31568+31432(Top 2%)407(Top 3%)407(Top 7%)
35K21.75 mi0.75 mi597+18551+17551+17393(Top 1%)367(Top 2%)367(Top 7%)
23M23.00 mi1.25 mi577+20532+19532+19361(Top 1%)339(Top 2%)339(Top 6%)
24M24.00 mi1.00 mi550+27506+26506+26219(Top 0.8%)201(Top 1%)201(Top 4%)
40K24.85 mi0.85 mi523+27480+26480+26317(Top 1%)292(Top 2%)292(Top 5%)
25.2M25.20 mi0.35 mi513+10472+8472+8254(Top 0.9%)235(Top 1%)235(Top 4%)
Finish26.22 mi1.02 mi489+24451+21451+21372(Top 1%)349(Top 2%)349(Top 6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

788

Males

738

M18-39

738

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

867

Males

814

M18-39

814

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

788

Males

738

M18-39

738

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

693

Males

646

M18-39

646

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

708

Males

662

M18-39

662

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

663

Males

616

M18-39

616

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

500

Males

466

M18-39

466

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

524

Males

491

M18-39

491

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

432

Males

407

M18-39

407

21M→35K

21.0 - 21.8 mi

Top 1%
×7stories
+17ft-86ft

Overall

393

Males

367

M18-39

367

35K→23M

21.8 - 23.0 mi

Top 1%
×5stories
+23ft-63ft

Overall

361

Males

339

M18-39

339

23M→24M

23.0 - 24.0 mi

Top 0.8%
×6stories
+12ft-82ft

Overall

219

Males

201

M18-39

201

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

317

Males

292

M18-39

292

40K→25.2M

24.9 - 25.2 mi

Top 0.9%
×1story
+13ft-16ft

Overall

254

Males

235

M18-39

235

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2stories
+22ft-21ft

Overall

372

Males

349

M18-39

349

Passing Analysis

Category:
Athletes Passed
424
Passed By
132
Net Change
+292
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#781
5K → 10K2873-45#781#826
10K → 15K3119+12#826#814
15K → 20K458+37#814#777
20K → Half102+8#777#769
Half → 25K4010+30#769#739
25K → 30K755+70#739#669
30K → 20M263+23#669#646
20M → 21M332+31#646#615
21M → 35K202+18#615#597
35K → 23M255+20#597#577
23M → 24M270+27#577#550
24M → 40K281+27#550#523
40K → 25.2M100+10#523#513
25.2M → Finish262+24#513#489
TOTALS424132+292
📊

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