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BOSTON MARATHON 2023

Brad Canterbury

Bib: 30846•M

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
34:22
Rank: #25773
Start → 5K
34:22 | 11:04/mi
10K· 6.21 mi
1:06:54
Rank: #25193 (+580)
5K → 10K
32:32 | 10:28/mi
15K· 9.32 mi
1:39:26
Rank: #24929 (+264)
10K → 15K
32:32 | 10:28/mi
20K· 12.43 mi
2:13:00
Rank: #24764 (+165)
15K → 20K
33:34 | 10:48/mi
Half· 13.11 mi
2:20:04
Rank: #24724 (+40)
20K → Half
7:04 | 10:21/mi
25K· 15.53 mi
2:47:39
Rank: #24697 (+27)
Half → 25K
27:35 | 11:23/mi
30K· 18.64 mi
3:22:15
Rank: #24447 (+250)
25K → 30K
34:36 | 11:08/mi
20M
3:37:17
Rank: #24305 (+142)
30K → 20M
15:02 | 11:04/mi
21M
3:48:40
Rank: #24171 (+134)
20M → 21M
11:23 | 11:23/mi
35K· 21.75 mi
3:57:04
Rank: #24163 (+8)
21M → 35K
8:24 | 11:14/mi
23M
4:13:23
Rank: #24255 (-92)
35K → 23M
16:19 | 13:02/mi
24M
4:25:21
Rank: #24270 (-15)
23M → 24M
11:58 | 11:58/mi
40K· 24.85 mi
4:36:19
Rank: #24315 (-45)
24M → 40K
10:58 | 12:50/mi
25.2M
4:40:22
Rank: #24280 (+35)
40K → 25.2M
4:03 | 11:45/mi
Finish· 26.22 mi
4:50:46
Rank: #24233 (+47)
25.2M → Finish
10:24 | 10:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:04
Pace10:41 /mi
2nd Half
Distance13.11 mi
Time2:30:42
Pace11:30 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:2834:2211:0434:22
11:04
-
10K
6.21 mi12:27:001:06:5410:4632:32
10:28
-0:36
15K
9.32 mi12:59:321:39:2610:4032:32
10:28
0:00
20K
12.43 mi13:33:062:13:0010:4233:34
10:48
+0:20
Half
13.11 mi13:40:102:20:0410:417:04
10:21
-0:27
25K
15.53 mi14:07:452:47:3910:4827:35
11:23
+1:02
30K
18.64 mi14:42:213:22:1510:5134:36
11:08
-0:15
20M
20.00 mi14:57:233:37:1710:5215:02
11:04
-0:04
21M
21.00 mi15:08:463:48:4010:5311:23
11:23
+0:19
35K
21.75 mi15:17:103:57:0410:548:24
11:14
-0:09
23M
23.00 mi15:33:294:13:2311:0116:19
13:02
+1:48
24M
24.00 mi15:45:274:25:2111:0311:58
11:58
-1:04
40K
24.85 mi15:56:254:36:1911:0710:58
12:50
+0:52
25.2M
25.20 mi16:00:284:40:2211:084:03
11:45
-1:05
Finish
26.22 mi16:10:524:50:4611:0610:24
10:12
-1:33

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

10:12 /mi

Average Pace

11:06 /mi

Slowest Pace

13:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:32

28% of race

Time at Steady Pace

2:44:56

57% of race

Time at Slower Pace

43:18

15% of race

Average Pace: 11:05 /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 mi11:54:2834:2211:0434:22
11:04
#25773
10K
6.21 mi12:27:001:06:5410:4632:32
10:28
#25193
15K
9.32 mi12:59:321:39:2610:4032:32
10:28
#24929
20K
12.43 mi13:33:062:13:0010:4233:34
10:48
#24764
Half
13.11 mi13:40:102:20:0410:417:04
10:21
#24724
25K
15.53 mi14:07:452:47:3910:4827:35
11:23
#24697
30K
18.64 mi14:42:213:22:1510:5134:36
11:08
#24447
20M
20.00 mi14:57:233:37:1710:5215:02
11:04
#24305
21M
21.00 mi15:08:463:48:4010:5311:23
11:23
#24171
35K
21.75 mi15:17:103:57:0410:548:24
11:14
#24163
23M
23.00 mi15:33:294:13:2311:0116:19
13:02
#24255
24M
24.00 mi15:45:274:25:2111:0311:58
11:58
#24270
40K
24.85 mi15:56:254:36:1911:0710:58
12:50
#24315
25.2M
25.20 mi16:00:284:40:2211:084:03
11:45
#24280
Finish
26.22 mi16:10:524:50:4611:0610:24
10:12
#24233
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25773148461484624403(Top 92%)14259(Top 94%)14259(Top 270%)
10K6.21 mi3.10 mi25193+58014630+21614630+21624631(Top 93%)14366(Top 95%)14366(Top 272%)
15K9.32 mi3.11 mi24929+26414510+12014510+12024403(Top 92%)14259(Top 94%)14259(Top 270%)
20K12.43 mi3.11 mi24764+16514418+9214418+9224326(Top 91%)14199(Top 94%)14199(Top 269%)
Half13.11 mi0.68 mi24724+4014397+2114397+2123927(Top 90%)14035(Top 92%)14035(Top 266%)
25K15.53 mi2.42 mi24697+2714376+2114376+2124511(Top 92%)14254(Top 94%)14254(Top 270%)
30K18.64 mi3.11 mi24447+25014251+12514251+12523314(Top 88%)13657(Top 90%)13657(Top 258%)
20M20.00 mi1.36 mi24305+14214176+7514176+7522807(Top 86%)13376(Top 88%)13376(Top 253%)
21M21.00 mi1.00 mi24171+13414103+7314103+7321660(Top 81%)12832(Top 85%)12832(Top 243%)
35K21.75 mi0.75 mi24163+814099+414099+423688(Top 89%)13684(Top 90%)13684(Top 259%)
23M23.00 mi1.25 mi24255-9214131-3214131-3225115(Top 94%)14398(Top 95%)14398(Top 272%)
24M24.00 mi1.00 mi24270-1514129+214129+224475(Top 92%)14035(Top 92%)14035(Top 266%)
40K24.85 mi0.85 mi24315-4514147-1814147-1824790(Top 93%)14204(Top 94%)14204(Top 269%)
25.2M25.20 mi0.35 mi24280+3514130+1714130+1722044(Top 83%)12877(Top 85%)12877(Top 244%)
Finish26.22 mi1.02 mi24233+4714103+2714103+2722311(Top 84%)13012(Top 86%)13012(Top 246%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

24403

Males

14259

M18-39

14259

5K→10K

3.1 - 6.2 mi

Top 93%
×5stories
+79ft-138ft

Overall

24631

Males

14366

M18-39

14366

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

24403

Males

14259

M18-39

14259

15K→20K

9.3 - 12.4 mi

Top 91%
×5stories
+106ft-86ft

Overall

24326

Males

14199

M18-39

14199

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

23927

Males

14035

M18-39

14035

Half→25K

13.1 - 15.5 mi

Top 92%
×4stories
+66ft-88ft

Overall

24511

Males

14254

M18-39

14254

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

23314

Males

13657

M18-39

13657

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

22807

Males

13376

M18-39

13376

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

21660

Males

12832

M18-39

12832

21M→35K

21.0 - 21.8 mi

Top 89%
×7stories
+17ft-86ft

Overall

23688

Males

13684

M18-39

13684

35K→23M

21.8 - 23.0 mi

Top 94%
×5stories
+23ft-63ft

Overall

25115

Males

14398

M18-39

14398

23M→24M

23.0 - 24.0 mi

Top 92%
×6stories
+12ft-82ft

Overall

24475

Males

14035

M18-39

14035

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

24790

Males

14204

M18-39

14204

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

22044

Males

12877

M18-39

12877

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2stories
+22ft-21ft

Overall

22311

Males

13012

M18-39

13012

Passing Analysis

Category:
Athletes Passed
1899
Passed By
359
Net Change
+1540
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25773
5K → 10K5877+580#25773#25193
10K → 15K28521+264#25193#24929
15K → 20K19227+165#24929#24764
20K → Half499+40#24764#24724
Half → 25K8659+27#24724#24697
25K → 30K2599+250#24697#24447
30K → 20M1486+142#24447#24305
20M → 21M1373+134#24305#24171
21M → 35K2113+8#24171#24163
35K → 23M9101-92#24163#24255
23M → 24M2742-15#24255#24270
24M → 40K954-45#24270#24315
40K → 25.2M350+35#24315#24280
25.2M → Finish558+47#24280#24233
TOTALS1899359+1540
📊

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