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BOSTON MARATHON 2023

Harry Madgwick Lawton

Bib: 5781•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 16%
Division (M18-39)
#0 / 5285
Top 35%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:01
Rank: #4281
Start → 5K
21:01 | 6:46/mi
10K· 6.21 mi
41:33
Rank: #3829 (+452)
5K → 10K
20:32 | 6:37/mi
15K· 9.32 mi
1:02:16
Rank: #3811 (+18)
10K → 15K
20:43 | 6:40/mi
20K· 12.43 mi
1:22:54
Rank: #3606 (+205)
15K → 20K
20:38 | 6:38/mi
Half· 13.11 mi
1:27:20
Rank: #3546 (+60)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:43:24
Rank: #3399 (+147)
Half → 25K
16:04 | 6:38/mi
30K· 18.64 mi
2:04:19
Rank: #3189 (+210)
25K → 30K
20:55 | 6:44/mi
20M
2:13:26
Rank: #3081 (+108)
30K → 20M
9:07 | 6:43/mi
21M
2:20:26
Rank: #3000 (+81)
20M → 21M
7:00 | 7:00/mi
35K· 21.75 mi
2:25:19
Rank: #2962 (+38)
21M → 35K
4:53 | 6:32/mi
23M
2:33:50
Rank: #2906 (+56)
35K → 23M
8:31 | 6:48/mi
24M
2:40:16
Rank: #2833 (+73)
23M → 24M
6:26 | 6:26/mi
40K· 24.85 mi
2:45:47
Rank: #2718 (+115)
24M → 40K
5:31 | 6:27/mi
25.2M
2:48:07
Rank: #2663 (+55)
40K → 25.2M
2:20 | 6:46/mi
Finish· 26.22 mi
2:54:19
Rank: #2541 (+122)
25.2M → Finish
6:12 | 6:05/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:27:20
Pace6:40 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:26:59
Pace6:38 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:4121:016:4621:01
6:46
-
10K
6.21 mi10:44:1341:336:4120:32
6:37
-0:09
15K
9.32 mi11:04:561:02:166:4120:43
6:40
+0:03
20K
12.43 mi11:25:341:22:546:4020:38
6:38
-0:02
Half
13.11 mi11:30:001:27:206:404:26
6:30
-0:08
25K
15.53 mi11:46:041:43:246:3916:04
6:38
+0:08
30K
18.64 mi12:06:592:04:196:4020:55
6:44
+0:06
20M
20.00 mi12:16:062:13:266:409:07
6:43
-0:01
21M
21.00 mi12:23:062:20:266:417:00
7:00
+0:17
35K
21.75 mi12:27:592:25:196:414:53
6:32
-0:28
23M
23.00 mi12:36:302:33:506:418:31
6:48
+0:16
24M
24.00 mi12:42:562:40:166:416:26
6:26
-0:22
40K
24.85 mi12:48:272:45:476:405:31
6:27
+0:01
25.2M
25.20 mi12:50:472:48:076:402:20
6:46
+0:19
Finish
26.22 mi12:56:592:54:196:396:12
6:05
-0:41

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

6:05 /mi

Average Pace

6:39 /mi

Slowest Pace

7:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:25

60% of race

Time at Steady Pace

1:08:54

40% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:39 /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 mi10:23:4121:016:4621:01
6:46
#4281
10K
6.21 mi10:44:1341:336:4120:32
6:37
#3829
15K
9.32 mi11:04:561:02:166:4120:43
6:40
#3811
20K
12.43 mi11:25:341:22:546:4020:38
6:38
#3606
Half
13.11 mi11:30:001:27:206:404:26
6:30
#3546
25K
15.53 mi11:46:041:43:246:3916:04
6:38
#3399
30K
18.64 mi12:06:592:04:196:4020:55
6:44
#3189
20M
20.00 mi12:16:062:13:266:409:07
6:43
#3081
21M
21.00 mi12:23:062:20:266:417:00
7:00
#3000
35K
21.75 mi12:27:592:25:196:414:53
6:32
#2962
23M
23.00 mi12:36:302:33:506:418:31
6:48
#2906
24M
24.00 mi12:42:562:40:166:416:26
6:26
#2833
40K
24.85 mi12:48:272:45:476:405:31
6:27
#2718
25.2M
25.20 mi12:50:472:48:076:402:20
6:46
#2663
Finish
26.22 mi12:56:592:54:196:396:12
6:05
#2541
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4281399939993811(Top 14%)3582(Top 24%)3582(Top 68%)
10K6.21 mi3.10 mi3829+4523604+3953604+3953549(Top 13%)3355(Top 22%)3355(Top 63%)
15K9.32 mi3.11 mi3811+183595+93595+93811(Top 14%)3582(Top 24%)3582(Top 68%)
20K12.43 mi3.11 mi3606+2053413+1823413+1823097(Top 12%)2944(Top 19%)2944(Top 56%)
Half13.11 mi0.68 mi3546+603357+563357+562758(Top 10%)2642(Top 17%)2642(Top 50%)
25K15.53 mi2.42 mi3399+1473229+1283229+1282852(Top 11%)2723(Top 18%)2723(Top 52%)
30K18.64 mi3.11 mi3189+2103036+1933036+1932569(Top 10%)2443(Top 16%)2443(Top 46%)
20M20.00 mi1.36 mi3081+1082933+1032933+1032321(Top 9%)2204(Top 15%)2204(Top 42%)
21M21.00 mi1.00 mi3000+812855+782855+782147(Top 8%)2028(Top 13%)2028(Top 38%)
35K21.75 mi0.75 mi2962+382820+352820+352558(Top 10%)2417(Top 16%)2417(Top 46%)
23M23.00 mi1.25 mi2906+562765+552765+552662(Top 10%)2495(Top 16%)2495(Top 47%)
24M24.00 mi1.00 mi2833+732694+712694+711824(Top 7%)1720(Top 11%)1720(Top 33%)
40K24.85 mi0.85 mi2718+1152589+1052589+1051406(Top 5%)1329(Top 9%)1329(Top 25%)
25.2M25.20 mi0.35 mi2663+552538+512538+511104(Top 4%)1051(Top 7%)1051(Top 20%)
Finish26.22 mi1.02 mi2541+1222423+1152423+115950(Top 4%)908(Top 6%)908(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3811

Males

3582

M18-39

3582

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3549

Males

3355

M18-39

3355

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3811

Males

3582

M18-39

3582

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3097

Males

2944

M18-39

2944

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2758

Males

2642

M18-39

2642

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2852

Males

2723

M18-39

2723

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2569

Males

2443

M18-39

2443

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2321

Males

2204

M18-39

2204

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2147

Males

2028

M18-39

2028

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2558

Males

2417

M18-39

2417

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2662

Males

2495

M18-39

2495

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1824

Males

1720

M18-39

1720

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1406

Males

1329

M18-39

1329

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1104

Males

1051

M18-39

1051

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

950

Males

908

M18-39

908

Passing Analysis

Category:
Athletes Passed
2027
Passed By
287
Net Change
+1740
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4281
5K → 10K52371+452#4281#3829
10K → 15K118100+18#3829#3811
15K → 20K22520+205#3811#3606
20K → Half611+60#3606#3546
Half → 25K15710+147#3546#3399
25K → 30K22414+210#3399#3189
30K → 20M1146+108#3189#3081
20M → 21M9615+81#3081#3000
21M → 35K5113+38#3000#2962
35K → 23M7519+56#2962#2906
23M → 24M8714+73#2906#2833
24M → 40K1172+115#2833#2718
40K → 25.2M561+55#2718#2663
25.2M → Finish1231+122#2663#2541
TOTALS2027287+1740
📊

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