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BOSTON MARATHON 2023

Kevin Lashley

Bib: 1826•M

KY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 8%
Gender (Male)
#0 / 15176
Top 14%
Masters (Masters Men)
#0 / 9891
Top 5%
Division (M40-44)
#0 / 2241
Top 13%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:56
Rank: #1883
Start → 5K
19:56 | 6:25/mi
10K· 6.21 mi
39:25
Rank: #1762 (+121)
5K → 10K
19:29 | 6:16/mi
15K· 9.32 mi
58:48
Rank: #1626 (+136)
10K → 15K
19:23 | 6:14/mi
20K· 12.43 mi
1:18:24
Rank: #1559 (+67)
15K → 20K
19:36 | 6:19/mi
Half· 13.11 mi
1:22:43
Rank: #1577 (-18)
20K → Half
4:19 | 6:20/mi
25K· 15.53 mi
1:38:18
Rank: #1598 (-21)
Half → 25K
15:35 | 6:26/mi
30K· 18.64 mi
1:59:07
Rank: #1689 (-91)
25K → 30K
20:49 | 6:42/mi
20M
2:08:31
Rank: #1772 (-83)
30K → 20M
9:24 | 6:55/mi
21M
2:15:43
Rank: #1834 (-62)
20M → 21M
7:12 | 7:12/mi
35K· 21.75 mi
2:20:56
Rank: #1915 (-81)
21M → 35K
5:13 | 6:58/mi
23M
2:29:46
Rank: #1994 (-79)
35K → 23M
8:50 | 7:03/mi
24M
2:36:39
Rank: #2048 (-54)
23M → 24M
6:53 | 6:53/mi
40K· 24.85 mi
2:42:44
Rank: #2118 (-70)
24M → 40K
6:05 | 7:07/mi
25.2M
2:45:22
Rank: #2140 (-22)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
2:52:39
Rank: #2221 (-81)
25.2M → Finish
7:17 | 7:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:43
Pace6:19 /mi
2nd Half
Distance13.11 mi
Time1:29:56
Pace6:52 /mi
📊Positive Split: 8.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1919:566:2519:56
6:25
-
10K
6.21 mi10:39:4839:256:2119:29
6:16
-0:09
15K
9.32 mi10:59:1158:486:1919:23
6:14
-0:02
20K
12.43 mi11:18:471:18:246:1919:36
6:19
+0:05
Half
13.11 mi11:23:061:22:436:194:19
6:20
+0:01
25K
15.53 mi11:38:411:38:186:2015:35
6:26
+0:06
30K
18.64 mi11:59:301:59:076:2320:49
6:42
+0:16
20M
20.00 mi12:08:542:08:316:269:24
6:55
+0:13
21M
21.00 mi12:16:062:15:436:287:12
7:12
+0:17
35K
21.75 mi12:21:192:20:566:295:13
6:58
-0:14
23M
23.00 mi12:30:092:29:466:318:50
7:03
+0:05
24M
24.00 mi12:37:022:36:396:326:53
6:53
-0:10
40K
24.85 mi12:43:072:42:446:336:05
7:07
+0:14
25.2M
25.20 mi12:45:452:45:226:342:38
7:38
+0:31
Finish
26.22 mi12:53:022:52:396:357:17
7:09
-0:29

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

6:14 /mi

Average Pace

6:35 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:18

57% of race

Time at Steady Pace

51:09

30% of race

Time at Slower Pace

23:12

13% of race

Average Pace: 6:35 /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 mi10:20:1919:566:2519:56
6:25
#1883
10K
6.21 mi10:39:4839:256:2119:29
6:16
#1762
15K
9.32 mi10:59:1158:486:1919:23
6:14
#1626
20K
12.43 mi11:18:471:18:246:1919:36
6:19
#1559
Half
13.11 mi11:23:061:22:436:194:19
6:20
#1577
25K
15.53 mi11:38:411:38:186:2015:35
6:26
#1598
30K
18.64 mi11:59:301:59:076:2320:49
6:42
#1689
20M
20.00 mi12:08:542:08:316:269:24
6:55
#1772
21M
21.00 mi12:16:062:15:436:287:12
7:12
#1834
35K
21.75 mi12:21:192:20:566:295:13
6:58
#1915
23M
23.00 mi12:30:092:29:466:318:50
7:03
#1994
24M
24.00 mi12:37:022:36:396:326:53
6:53
#2048
40K
24.85 mi12:43:072:42:446:336:05
7:07
#2118
25.2M
25.20 mi12:45:452:45:226:342:38
7:38
#2140
Finish
26.22 mi12:53:022:52:396:357:17
7:09
#2221
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1883179617961386(Top 5%)1320(Top 9%)1320(Top 59%)
10K6.21 mi3.10 mi1762+1211684+1121684+1121646(Top 6%)1572(Top 10%)1572(Top 70%)
15K9.32 mi3.11 mi1626+1361553+1311553+1311386(Top 5%)1320(Top 9%)1320(Top 59%)
20K12.43 mi3.11 mi1559+671490+631490+631423(Top 5%)1360(Top 9%)1360(Top 61%)
Half13.11 mi0.68 mi1577-181507-171507-171907(Top 7%)1832(Top 12%)1832(Top 82%)
25K15.53 mi2.42 mi1598-211530-231530-231853(Top 7%)1776(Top 12%)1776(Top 79%)
30K18.64 mi3.11 mi1689-911614-841614-842399(Top 9%)2283(Top 15%)2283(Top 102%)
20M20.00 mi1.36 mi1772-831694-801694-803497(Top 13%)3262(Top 21%)3262(Top 146%)
21M21.00 mi1.00 mi1834-621756-621756-623062(Top 12%)2866(Top 19%)2866(Top 128%)
35K21.75 mi0.75 mi1915-811834-781834-785122(Top 19%)4573(Top 30%)4573(Top 204%)
23M23.00 mi1.25 mi1994-791911-771911-774025(Top 15%)3701(Top 24%)3701(Top 165%)
24M24.00 mi1.00 mi2048-541964-531964-534066(Top 15%)3697(Top 24%)3697(Top 165%)
40K24.85 mi0.85 mi2118-702032-682032-684410(Top 17%)3911(Top 26%)3911(Top 175%)
25.2M25.20 mi0.35 mi2140-222053-212053-214461(Top 17%)3874(Top 26%)3874(Top 173%)
Finish26.22 mi1.02 mi2221-812127-742127-746051(Top 23%)4958(Top 33%)4958(Top 221%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1386

Males

1320

M40-44

1320

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1646

Males

1572

M40-44

1572

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1386

Males

1320

M40-44

1320

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1423

Males

1360

M40-44

1360

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1907

Males

1832

M40-44

1832

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1853

Males

1776

M40-44

1776

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2399

Males

2283

M40-44

2283

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3497

Males

3262

M40-44

3262

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3062

Males

2866

M40-44

2866

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5122

Males

4573

M40-44

4573

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4025

Males

3701

M40-44

3701

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4066

Males

3697

M40-44

3697

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4410

Males

3911

M40-44

3911

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4461

Males

3874

M40-44

3874

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6051

Males

4958

M40-44

4958

Passing Analysis

Category:
Athletes Passed
545
Passed By
883
Net Change
-338
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1883
5K → 10K17251+121#1883#1762
10K → 15K14711+136#1762#1626
15K → 20K8619+67#1626#1559
20K → Half220-18#1559#1577
Half → 25K3253-21#1577#1598
25K → 30K24115-91#1598#1689
30K → 20M1295-83#1689#1772
20M → 21M1375-62#1772#1834
21M → 35K485-81#1834#1915
35K → 23M1998-79#1915#1994
23M → 24M963-54#1994#2048
24M → 40K1282-70#2048#2118
40K → 25.2M628-22#2118#2140
25.2M → Finish788-81#2140#2221
TOTALS545883-338
📊

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