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BOSTON MARATHON 2024

Mark Lamson

Bib: 25527•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M50-54)
#0 / 1935
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:56
Rank: #21147
Start → 5K
28:56 | 9:19/mi
10K· 6.21 mi
56:16
Rank: #20097 (+1050)
5K → 10K
27:20 | 8:48/mi
15K· 9.32 mi
1:23:47
Rank: #19512 (+585)
10K → 15K
27:31 | 8:51/mi
20K· 12.43 mi
1:52:19
Rank: #19129 (+383)
15K → 20K
28:32 | 9:11/mi
Half· 13.11 mi
1:58:19
Rank: #19008 (+121)
20K → Half
6:00 | 8:48/mi
25K· 15.53 mi
2:21:40
Rank: #18813 (+195)
Half → 25K
23:21 | 9:38/mi
30K· 18.64 mi
2:52:31
Rank: #18473 (+340)
25K → 30K
30:51 | 9:56/mi
20M
3:05:41
Rank: #18228 (+245)
30K → 20M
13:10 | 9:41/mi
21M
3:16:49
Rank: #18143 (+85)
20M → 21M
11:08 | 11:08/mi
35K· 21.75 mi
3:24:02
Rank: #18043 (+100)
21M → 35K
7:13 | 9:39/mi
23M
3:35:41
Rank: #17711 (+332)
35K → 23M
11:39 | 9:18/mi
24M
3:45:11
Rank: #17577 (+134)
23M → 24M
9:30 | 9:30/mi
40K· 24.85 mi
3:54:08
Rank: #17524 (+53)
24M → 40K
8:57 | 10:28/mi
25.2M
3:57:47
Rank: #17438 (+86)
40K → 25.2M
3:39 | 10:35/mi
Finish· 26.22 mi
4:07:09
Rank: #17305 (+133)
25.2M → Finish
9:22 | 9:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:19
Pace9:02 /mi
2nd Half
Distance13.11 mi
Time2:08:50
Pace9:50 /mi
📊Positive Split: 8.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:1328:569:1928:56
9:19
-
10K
6.21 mi12:12:3356:169:0327:20
8:48
-0:31
15K
9.32 mi12:40:041:23:478:5927:31
8:51
+0:03
20K
12.43 mi13:08:361:52:199:0228:32
9:11
+0:20
Half
13.11 mi13:14:361:58:199:026:00
8:48
-0:23
25K
15.53 mi13:37:572:21:409:0723:21
9:38
+0:50
30K
18.64 mi14:08:482:52:319:1530:51
9:56
+0:18
20M
20.00 mi14:21:583:05:419:1713:10
9:41
-0:15
21M
21.00 mi14:33:063:16:499:2211:08
11:08
+1:27
35K
21.75 mi14:40:193:24:029:237:13
9:39
-1:29
23M
23.00 mi14:51:583:35:419:2311:39
9:18
-0:21
24M
24.00 mi15:01:283:45:119:239:30
9:30
+0:12
40K
24.85 mi15:10:253:54:089:258:57
10:28
+0:58
25.2M
25.20 mi15:14:043:57:479:263:39
10:35
+0:07
Finish
26.22 mi15:23:264:07:099:269:22
9:11
-1:24

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

8:48 /mi

Average Pace

9:26 /mi

Slowest Pace

11:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:00:51

25% of race

Time at Steady Pace

2:11:43

53% of race

Time at Slower Pace

54:35

22% of race

Average Pace: 9:26 /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 mi11:45:1328:569:1928:56
9:19
#21147
10K
6.21 mi12:12:3356:169:0327:20
8:48
#20097
15K
9.32 mi12:40:041:23:478:5927:31
8:51
#19512
20K
12.43 mi13:08:361:52:199:0228:32
9:11
#19129
Half
13.11 mi13:14:361:58:199:026:00
8:48
#19008
25K
15.53 mi13:37:572:21:409:0723:21
9:38
#18813
30K
18.64 mi14:08:482:52:319:1530:51
9:56
#18473
20M
20.00 mi14:21:583:05:419:1713:10
9:41
#18228
21M
21.00 mi14:33:063:16:499:2211:08
11:08
#18143
35K
21.75 mi14:40:193:24:029:237:13
9:39
#18043
23M
23.00 mi14:51:583:35:419:2311:39
9:18
#17711
24M
24.00 mi15:01:283:45:119:239:30
9:30
#17577
40K
24.85 mi15:10:253:54:089:258:57
10:28
#17524
25.2M
25.20 mi15:14:043:57:479:263:39
10:35
#17438
Finish
26.22 mi15:23:264:07:099:269:22
9:11
#17305
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi21147126241262418230(Top 71%)11360(Top 78%)11360(Top 587%)
10K6.21 mi3.10 mi20097+105012139+48512139+48518836(Top 74%)11581(Top 79%)11581(Top 599%)
15K9.32 mi3.11 mi19512+58511889+25011889+25018230(Top 71%)11360(Top 78%)11360(Top 587%)
20K12.43 mi3.11 mi19129+38311721+16811721+16818109(Top 71%)11307(Top 78%)11307(Top 584%)
Half13.11 mi0.68 mi19008+12111671+5011671+5017288(Top 68%)10868(Top 75%)10868(Top 562%)
25K15.53 mi2.42 mi18813+19511567+10411567+10417963(Top 70%)11119(Top 76%)11119(Top 575%)
30K18.64 mi3.11 mi18473+34011342+22511342+22517120(Top 67%)10509(Top 72%)10509(Top 543%)
20M20.00 mi1.36 mi18228+24511202+14011202+14015308(Top 60%)9435(Top 65%)9435(Top 488%)
21M21.00 mi1.00 mi18143+8511141+6111141+6116670(Top 65%)9951(Top 68%)9951(Top 514%)
35K21.75 mi0.75 mi18043+10011075+6611075+6616005(Top 63%)9616(Top 66%)9616(Top 497%)
23M23.00 mi1.25 mi17711+33210902+17310902+17312620(Top 49%)7873(Top 54%)7873(Top 407%)
24M24.00 mi1.00 mi17577+13410819+8310819+8314465(Top 57%)8752(Top 60%)8752(Top 452%)
40K24.85 mi0.85 mi17524+5310763+5610763+5616593(Top 65%)9755(Top 67%)9755(Top 504%)
25.2M25.20 mi0.35 mi17438+8610707+5610707+5613093(Top 51%)7944(Top 54%)7944(Top 411%)
Finish26.22 mi1.02 mi17305+13310621+8610621+8615106(Top 59%)9041(Top 62%)9041(Top 467%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

18230

Males

11360

M50-54

11360

5K→10K

3.1 - 6.2 mi

Top 74%
×5stories
+79ft-138ft

Overall

18836

Males

11581

M50-54

11581

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

18230

Males

11360

M50-54

11360

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

18109

Males

11307

M50-54

11307

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

17288

Males

10868

M50-54

10868

Half→25K

13.1 - 15.5 mi

Top 70%
×4stories
+66ft-88ft

Overall

17963

Males

11119

M50-54

11119

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

17120

Males

10509

M50-54

10509

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

15308

Males

9435

M50-54

9435

20M→21M

20.0 - 21.0 mi

Top 65%
×8stories
+106ft-24ft

Overall

16670

Males

9951

M50-54

9951

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16005

Males

9616

M50-54

9616

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

12620

Males

7873

M50-54

7873

23M→24M

23.0 - 24.0 mi

Top 57%
×6stories
+12ft-82ft

Overall

14465

Males

8752

M50-54

8752

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

16593

Males

9755

M50-54

9755

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

13093

Males

7944

M50-54

7944

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

15106

Males

9041

M50-54

9041

Passing Analysis

Category:
Athletes Passed
4280
Passed By
438
Net Change
+3842
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21147
5K → 10K106717+1050#21147#20097
10K → 15K60419+585#20097#19512
15K → 20K45673+383#19512#19129
20K → Half1243+121#19129#19008
Half → 25K28691+195#19008#18813
25K → 30K41474+340#18813#18473
30K → 20M25813+245#18473#18228
20M → 21M15065+85#18228#18143
21M → 35K11515+100#18143#18043
35K → 23M3342+332#18043#17711
23M → 24M14511+134#17711#17577
24M → 40K9542+53#17577#17524
40K → 25.2M882+86#17524#17438
25.2M → Finish14411+133#17438#17305
TOTALS4280438+3842
📊

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