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BOSTON MARATHON 2024

Henry Lam

Bib: 30488•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M55-59)
#0 / 1529
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:12
Rank: #20364
Start → 5K
28:12 | 9:05/mi
10K· 6.21 mi
56:26
Rank: #20201 (+163)
5K → 10K
28:14 | 9:05/mi
15K· 9.32 mi
1:24:17
Rank: #19735 (+466)
10K → 15K
27:51 | 8:58/mi
20K· 12.43 mi
1:53:17
Rank: #19432 (+303)
15K → 20K
29:00 | 9:20/mi
Half· 13.11 mi
1:59:22
Rank: #19352 (+80)
20K → Half
6:05 | 8:55/mi
25K· 15.53 mi
2:22:11
Rank: #18961 (+391)
Half → 25K
22:49 | 9:25/mi
30K· 18.64 mi
2:52:46
Rank: #18519 (+442)
25K → 30K
30:35 | 9:51/mi
20M
3:06:03
Rank: #18305 (+214)
30K → 20M
13:17 | 9:46/mi
21M
3:16:47
Rank: #18140 (+165)
20M → 21M
10:44 | 10:44/mi
35K· 21.75 mi
3:24:27
Rank: #18118 (+22)
21M → 35K
7:40 | 10:15/mi
23M
3:37:39
Rank: #18018 (+100)
35K → 23M
13:12 | 10:33/mi
24M
3:48:25
Rank: #18038 (-20)
23M → 24M
10:46 | 10:46/mi
40K· 24.85 mi
3:57:50
Rank: #18041 (-3)
24M → 40K
9:25 | 11:01/mi
25.2M
4:02:05
Rank: #18036 (+5)
40K → 25.2M
4:15 | 12:19/mi
Finish· 26.22 mi
4:12:39
Rank: #18047 (-11)
25.2M → Finish
10:34 | 10:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:22
Pace9:06 /mi
2nd Half
Distance13.11 mi
Time2:13:17
Pace10:10 /mi
📊Positive Split: 11.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:5228:129:0528:12
9:05
-
10K
6.21 mi12:21:0656:269:0528:14
9:05
0:00
15K
9.32 mi12:48:571:24:179:0327:51
8:58
-0:07
20K
12.43 mi13:17:571:53:179:0729:00
9:20
+0:22
Half
13.11 mi13:24:021:59:229:066:05
8:55
-0:25
25K
15.53 mi13:46:512:22:119:0922:49
9:25
+0:30
30K
18.64 mi14:17:262:52:469:1630:35
9:51
+0:26
20M
20.00 mi14:30:433:06:039:1813:17
9:46
-0:05
21M
21.00 mi14:41:273:16:479:2210:44
10:44
+0:58
35K
21.75 mi14:49:073:24:279:247:40
10:15
-0:29
23M
23.00 mi15:02:193:37:399:2813:12
10:33
+0:18
24M
24.00 mi15:13:053:48:259:3110:46
10:46
+0:13
40K
24.85 mi15:22:303:57:509:349:25
11:01
+0:15
25.2M
25.20 mi15:26:454:02:059:364:15
12:19
+1:18
Finish
26.22 mi15:37:194:12:399:3910:34
10:22
-1:57

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

8:55 /mi

Average Pace

9:39 /mi

Slowest Pace

12:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:59:22

47% of race

Time at Steady Pace

1:14:21

29% of race

Time at Slower Pace

58:56

23% of race

Average Pace: 9:38 /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 mi11:52:5228:129:0528:12
9:05
#20364
10K
6.21 mi12:21:0656:269:0528:14
9:05
#20201
15K
9.32 mi12:48:571:24:179:0327:51
8:58
#19735
20K
12.43 mi13:17:571:53:179:0729:00
9:20
#19432
Half
13.11 mi13:24:021:59:229:066:05
8:55
#19352
25K
15.53 mi13:46:512:22:119:0922:49
9:25
#18961
30K
18.64 mi14:17:262:52:469:1630:35
9:51
#18519
20M
20.00 mi14:30:433:06:039:1813:17
9:46
#18305
21M
21.00 mi14:41:273:16:479:2210:44
10:44
#18140
35K
21.75 mi14:49:073:24:279:247:40
10:15
#18118
23M
23.00 mi15:02:193:37:399:2813:12
10:33
#18018
24M
24.00 mi15:13:053:48:259:3110:46
10:46
#18038
40K
24.85 mi15:22:303:57:509:349:25
11:01
#18041
25.2M
25.20 mi15:26:454:02:059:364:15
12:19
#18036
Finish
26.22 mi15:37:194:12:399:3910:34
10:22
#18047
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi20364122421224218731(Top 73%)11597(Top 80%)11597(Top 758%)
10K6.21 mi3.10 mi20201+16312192+5012192+5020087(Top 79%)12166(Top 83%)12166(Top 796%)
15K9.32 mi3.11 mi19735+46611990+20211990+20218731(Top 73%)11597(Top 80%)11597(Top 758%)
20K12.43 mi3.11 mi19432+30311859+13111859+13118647(Top 73%)11531(Top 79%)11531(Top 754%)
Half13.11 mi0.68 mi19352+8011824+3511824+3517856(Top 70%)11099(Top 76%)11099(Top 726%)
25K15.53 mi2.42 mi18961+39111630+19411630+19417222(Top 67%)10791(Top 74%)10791(Top 706%)
30K18.64 mi3.11 mi18519+44211361+26911361+26916798(Top 66%)10372(Top 71%)10372(Top 678%)
20M20.00 mi1.36 mi18305+21411237+12411237+12415648(Top 61%)9594(Top 66%)9594(Top 627%)
21M21.00 mi1.00 mi18140+16511139+9811139+9815580(Top 61%)9445(Top 65%)9445(Top 618%)
35K21.75 mi0.75 mi18118+2211117+2211117+2217873(Top 70%)10565(Top 72%)10565(Top 691%)
23M23.00 mi1.25 mi18018+10011037+8011037+8017159(Top 67%)10142(Top 70%)10142(Top 663%)
24M24.00 mi1.00 mi18038-2011027+1011027+1018596(Top 73%)10803(Top 74%)10803(Top 707%)
40K24.85 mi0.85 mi18041-310997+3010997+3018104(Top 71%)10514(Top 72%)10514(Top 688%)
25.2M25.20 mi0.35 mi18036+510981+1610981+1618080(Top 71%)10473(Top 72%)10473(Top 685%)
Finish26.22 mi1.02 mi18047-1110962+1910962+1919609(Top 77%)11282(Top 77%)11282(Top 738%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21stories
+97ft-345ft

Overall

18731

Males

11597

M55-59

11597

5K→10K

3.1 - 6.2 mi

Top 79%
×5stories
+79ft-138ft

Overall

20087

Males

12166

M55-59

12166

10K→15K

6.2 - 9.3 mi

Top 73%
×3stories
+67ft-78ft

Overall

18731

Males

11597

M55-59

11597

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

18647

Males

11531

M55-59

11531

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

17856

Males

11099

M55-59

11099

Half→25K

13.1 - 15.5 mi

Top 67%
×4stories
+66ft-88ft

Overall

17222

Males

10791

M55-59

10791

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

16798

Males

10372

M55-59

10372

30K→20M

18.6 - 20.0 mi

Top 61%
×5stories
+64ft-50ft

Overall

15648

Males

9594

M55-59

9594

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

15580

Males

9445

M55-59

9445

21M→35K

21.0 - 21.8 mi

Top 70%
×7stories
+17ft-86ft

Overall

17873

Males

10565

M55-59

10565

35K→23M

21.8 - 23.0 mi

Top 67%
×5stories
+23ft-63ft

Overall

17159

Males

10142

M55-59

10142

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

18596

Males

10803

M55-59

10803

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18104

Males

10514

M55-59

10514

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18080

Males

10473

M55-59

10473

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

19609

Males

11282

M55-59

11282

Passing Analysis

Category:
Athletes Passed
3098
Passed By
781
Net Change
+2317
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20364
5K → 10K352189+163#20364#20201
10K → 15K49630+466#20201#19735
15K → 20K38784+303#19735#19432
20K → Half844+80#19432#19352
Half → 25K42332+391#19352#18961
25K → 30K48543+442#18961#18519
30K → 20M22915+214#18519#18305
20M → 21M19429+165#18305#18140
21M → 35K7048+22#18140#18118
35K → 23M15252+100#18118#18018
23M → 24M5777-20#18018#18038
24M → 40K6467-3#18038#18041
40K → 25.2M3429+5#18041#18036
25.2M → Finish7182-11#18036#18047
TOTALS3098781+2317
📊

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