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BOSTON MARATHON 2024

Jeongsik Lee

Bib: 16957•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
32:34
Rank: #24052
Start → 5K
10:29/mi
32:34 split
10K· 6.21 mi
1:06:51
Rank: #24248 (-196)
5K → 10K
11:02/mi
34:17 split
15K· 9.32 mi
1:43:46
Rank: #24453 (-205)
10K → 15K
11:53/mi
36:55 split
20K· 12.43 mi
2:27:20
Rank: #24847 (-394)
15K → 20K
14:01/mi
43:34 split
Half· 13.11 mi
2:37:11
Rank: #24944 (-97)
20K → Half
14:26/mi
9:51 split
25K· 15.53 mi
3:10:07
Rank: #24921 (+23)
Half → 25K
13:35/mi
32:56 split
30K· 18.64 mi
3:57:01
Rank: #24977 (-56)
25K → 30K
15:06/mi
46:54 split
20M
4:17:36
Rank: #24997 (-20)
30K → 20M
15:09/mi
20:35 split
21M
4:34:05
Rank: #25021 (-24)
20M → 21M
16:29/mi
16:29 split
35K· 21.75 mi
4:44:28
Rank: #25004 (+17)
21M → 35K
13:53/mi
10:23 split
23M
5:00:36
Rank: #24925 (+79)
35K → 23M
12:53/mi
16:08 split
24M
5:14:07
Rank: #24898 (+27)
23M → 24M
13:31/mi
13:31 split
40K· 24.85 mi
5:25:45
Rank: #24872 (+26)
24M → 40K
13:36/mi
11:38 split
25.2M
5:31:29
Rank: #24885 (-13)
40K → 25.2M
16:38/mi
5:44 split
Finish· 26.22 mi
5:45:07
Rank: #24899 (-14)
25.2M → Finish
13:23/mi
13:38 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:37:11
Pace11:59 /mi
2nd Half
Distance13.11 mi
Time3:07:56
Pace14:20 /mi
📊Positive Split: 19.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:4132:3410:2932:34
10:29
-
10K
6.21 mi12:03:581:06:5110:4634:17
11:02
+0:33
15K
9.32 mi12:40:531:43:4611:0836:55
11:53
+0:51
20K
12.43 mi13:24:272:27:2011:5143:34
14:01
+2:08
Half
13.11 mi13:34:182:37:1111:599:51
14:26
+0:25
25K
15.53 mi14:07:143:10:0712:1432:56
13:35
-0:51
30K
18.64 mi14:54:083:57:0112:4346:54
15:06
+1:31
20M
20.00 mi15:14:434:17:3612:5320:35
15:09
+0:03
21M
21.00 mi15:31:124:34:0513:0316:29
16:29
+1:20
35K
21.75 mi15:41:354:44:2813:0510:23
13:53
-2:36
23M
23.00 mi15:57:435:00:3613:0416:08
12:53
-1:00
24M
24.00 mi16:11:145:14:0713:0513:31
13:31
+0:38
40K
24.85 mi16:22:525:25:4513:0611:38
13:36
+0:05
25.2M
25.20 mi16:28:365:31:2913:095:44
16:38
+3:02
Finish
26.22 mi16:42:145:45:0713:1013:38
13:23
-3:15

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

10:29 /mi

Average Pace

13:10 /mi

Slowest Pace

16:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:46

30% of race

Time at Steady Pace

2:31:39

44% of race

Time at Slower Pace

1:29:42

26% of race

Average Pace: 13:10 /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 mi11:29:4132:3410:2932:34
10:29
#24052
10K
6.21 mi12:03:581:06:5110:4634:17
11:02
#24248
15K
9.32 mi12:40:531:43:4611:0836:55
11:53
#24453
20K
12.43 mi13:24:272:27:2011:5143:34
14:01
#24847
Half
13.11 mi13:34:182:37:1111:599:51
14:26
#24944
25K
15.53 mi14:07:143:10:0712:1432:56
13:35
#24921
30K
18.64 mi14:54:083:57:0112:4346:54
15:06
#24977
20M
20.00 mi15:14:434:17:3612:5320:35
15:09
#24997
21M
21.00 mi15:31:124:34:0513:0316:29
16:29
#25021
35K
21.75 mi15:41:354:44:2813:0510:23
13:53
#25004
23M
23.00 mi15:57:435:00:3613:0416:08
12:53
#24925
24M
24.00 mi16:11:145:14:0713:0513:31
13:31
#24898
40K
24.85 mi16:22:525:25:4513:0611:38
13:36
#24872
25.2M
25.20 mi16:28:365:31:2913:095:44
16:38
#24885
Finish
26.22 mi16:42:145:45:0713:1013:38
13:23
#24899
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi24052140201402024623(Top 96%)14228(Top 98%)14228(Top 931%)
10K6.21 mi3.10 mi24248-19614104-8414104-8424319(Top 95%)14113(Top 97%)14113(Top 923%)
15K9.32 mi3.11 mi24453-20514190-8614190-8624623(Top 96%)14228(Top 98%)14228(Top 931%)
20K12.43 mi3.11 mi24847-39414330-14014330-14025363(Top 99%)14495(Top 99%)14495(Top 948%)
Half13.11 mi0.68 mi24944-9714362-3214362-3225464(Top 100%)14530(Top 100%)14530(Top 950%)
25K15.53 mi2.42 mi24921+2314342+2014342+2024662(Top 97%)14170(Top 97%)14170(Top 927%)
30K18.64 mi3.11 mi24977-5614348-614348-624993(Top 98%)14266(Top 98%)14266(Top 933%)
20M20.00 mi1.36 mi24997-2014353-514353-524840(Top 97%)14158(Top 97%)14158(Top 926%)
21M21.00 mi1.00 mi25021-2414359-614359-624811(Top 97%)14122(Top 97%)14122(Top 924%)
35K21.75 mi0.75 mi25004+1714344+1514344+1524178(Top 95%)13748(Top 94%)13748(Top 899%)
23M23.00 mi1.25 mi24925+7914306+3814306+3822363(Top 88%)12784(Top 88%)12784(Top 836%)
24M24.00 mi1.00 mi24898+2714287+1914287+1923706(Top 93%)13428(Top 92%)13428(Top 878%)
40K24.85 mi0.85 mi24872+2614264+2314264+2323143(Top 91%)13104(Top 90%)13104(Top 857%)
25.2M25.20 mi0.35 mi24885-1314272-814272-824449(Top 96%)13852(Top 95%)13852(Top 906%)
Finish26.22 mi1.02 mi24899-1414273-114273-124621(Top 96%)13935(Top 96%)13935(Top 911%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21story building
+97ft-345ft

Overall

24623

Males

14228

M55-59

14228

5K→10K

3.1 - 6.2 mi

Top 95%
×5story building
+79ft-138ft

Overall

24319

Males

14113

M55-59

14113

10K→15K

6.2 - 9.3 mi

Top 96%
×3story building
+67ft-78ft

Overall

24623

Males

14228

M55-59

14228

15K→20K

9.3 - 12.4 mi

Top 99%
×5story building
+106ft-86ft

Overall

25363

Males

14495

M55-59

14495

20K→Half

12.4 - 13.1 mi

Top 100%
×2story building
+19ft-37ft

Overall

25464

Males

14530

M55-59

14530

Half→25K

13.1 - 15.5 mi

Top 97%
×4story building
+66ft-88ft

Overall

24662

Males

14170

M55-59

14170

25K→30K

15.5 - 18.6 mi

Top 98%
×9story building
+181ft-148ft

Overall

24993

Males

14266

M55-59

14266

30K→20M

18.6 - 20.0 mi

Top 97%
×5story building
+64ft-50ft

Overall

24840

Males

14158

M55-59

14158

20M→21M

20.0 - 21.0 mi

Top 97%
×8story building
+106ft-24ft

Overall

24811

Males

14122

M55-59

14122

21M→35K

21.0 - 21.8 mi

Top 95%
×7story building
+17ft-86ft

Overall

24178

Males

13748

M55-59

13748

35K→23M

21.8 - 23.0 mi

Top 88%
×5story building
+23ft-63ft

Overall

22363

Males

12784

M55-59

12784

23M→24M

23.0 - 24.0 mi

Top 93%
×6story building
+12ft-82ft

Overall

23706

Males

13428

M55-59

13428

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

23143

Males

13104

M55-59

13104

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

24449

Males

13852

M55-59

13852

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

24621

Males

13935

M55-59

13935

Passing Analysis

Category:
Athletes Passed
501
Passed By
1348
Net Change
-847
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24052
5K → 10K102298-196#24052#24248
10K → 15K49254-205#24248#24453
15K → 20K10404-394#24453#24847
20K → Half198-97#24847#24944
Half → 25K6441+23#24944#24921
25K → 30K4197-56#24921#24977
30K → 20M2343-20#24977#24997
20M → 21M1337-24#24997#25021
21M → 35K2811+17#25021#25004
35K → 23M812+79#25004#24925
23M → 24M369+27#24925#24898
24M → 40K348+26#24898#24872
40K → 25.2M417-13#24872#24885
25.2M → Finish1529-14#24885#24899
TOTALS5011348-847
📊

Passing Visuals

Category:
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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