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BOSTON MARATHON 2024

Tae Keun Lee

Bib: 4975•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 31%
Gender (Male)
#0 / 14578
Top 42%
Masters (Masters Men)
#0 / 9729
Top 31%
Division (M40-44)
#0 / 2009
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:54
Rank: #5052
Start → 5K
20:54 | 6:44/mi
10K· 6.21 mi
42:13
Rank: #5373 (-321)
5K → 10K
21:19 | 6:52/mi
15K· 9.32 mi
1:03:49
Rank: #5556 (-183)
10K → 15K
21:36 | 6:57/mi
20K· 12.43 mi
1:26:18
Rank: #5821 (-265)
15K → 20K
22:29 | 7:14/mi
Half· 13.11 mi
1:31:15
Rank: #5883 (-62)
20K → Half
4:57 | 7:15/mi
25K· 15.53 mi
1:49:37
Rank: #6077 (-194)
Half → 25K
18:22 | 7:35/mi
30K· 18.64 mi
2:16:03
Rank: #6801 (-724)
25K → 30K
26:26 | 8:30/mi
20M
2:28:14
Rank: #7149 (-348)
30K → 20M
12:11 | 8:58/mi
21M
2:38:09
Rank: #7456 (-307)
20M → 21M
9:55 | 9:55/mi
35K· 21.75 mi
2:44:37
Rank: #7550 (-94)
21M → 35K
6:28 | 8:39/mi
23M
2:56:01
Rank: #7738 (-188)
35K → 23M
11:24 | 9:06/mi
24M
3:04:34
Rank: #7755 (-17)
23M → 24M
8:33 | 8:33/mi
40K· 24.85 mi
3:11:51
Rank: #7737 (+18)
24M → 40K
7:17 | 8:31/mi
25.2M
3:15:13
Rank: #7768 (-31)
40K → 25.2M
3:22 | 9:46/mi
Finish· 26.22 mi
3:23:38
Rank: #7810 (-42)
25.2M → Finish
8:25 | 8:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:15
Pace6:58 /mi
2nd Half
Distance13.11 mi
Time1:52:23
Pace8:34 /mi
📊Positive Split: 23.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:3820:546:4420:54
6:44
-
10K
6.21 mi11:07:5742:136:4821:19
6:52
+0:08
15K
9.32 mi11:29:331:03:496:5121:36
6:57
+0:05
20K
12.43 mi11:52:021:26:186:5722:29
7:14
+0:17
Half
13.11 mi11:56:591:31:156:584:57
7:15
+0:01
25K
15.53 mi12:15:211:49:377:0318:22
7:35
+0:20
30K
18.64 mi12:41:472:16:037:1826:26
8:30
+0:55
20M
20.00 mi12:53:582:28:147:2512:11
8:58
+0:28
21M
21.00 mi13:03:532:38:097:329:55
9:55
+0:57
35K
21.75 mi13:10:212:44:377:346:28
8:39
-1:16
23M
23.00 mi13:21:452:56:017:3911:24
9:06
+0:27
24M
24.00 mi13:30:183:04:347:418:33
8:33
-0:33
40K
24.85 mi13:37:353:11:517:437:17
8:31
-0:02
25.2M
25.20 mi13:40:573:15:137:453:22
9:46
+1:15
Finish
26.22 mi13:49:223:23:387:468:25
8:16
-1:30

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

6:44 /mi

Average Pace

7:46 /mi

Slowest Pace

9:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:37

54% of race

Time at Steady Pace

1:09:20

34% of race

Time at Slower Pace

24:41

12% of race

Average Pace: 7:46 /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 mi10:46:3820:546:4420:54
6:44
#5052
10K
6.21 mi11:07:5742:136:4821:19
6:52
#5373
15K
9.32 mi11:29:331:03:496:5121:36
6:57
#5556
20K
12.43 mi11:52:021:26:186:5722:29
7:14
#5821
Half
13.11 mi11:56:591:31:156:584:57
7:15
#5883
25K
15.53 mi12:15:211:49:377:0318:22
7:35
#6077
30K
18.64 mi12:41:472:16:037:1826:26
8:30
#6801
20M
20.00 mi12:53:582:28:147:2512:11
8:58
#7149
21M
21.00 mi13:03:532:38:097:329:55
9:55
#7456
35K
21.75 mi13:10:212:44:377:346:28
8:39
#7550
23M
23.00 mi13:21:452:56:017:3911:24
9:06
#7738
24M
24.00 mi13:30:183:04:347:418:33
8:33
#7755
40K
24.85 mi13:37:353:11:517:437:17
8:31
#7737
25.2M
25.20 mi13:40:573:15:137:453:22
9:46
#7768
Finish
26.22 mi13:49:223:23:387:468:25
8:16
#7810
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5052468046805918(Top 23%)5329(Top 37%)5329(Top 265%)
10K6.21 mi3.10 mi5373-3214945-2654945-2655712(Top 22%)5202(Top 36%)5202(Top 259%)
15K9.32 mi3.11 mi5556-1835093-1485093-1485918(Top 23%)5329(Top 37%)5329(Top 265%)
20K12.43 mi3.11 mi5821-2655264-1715264-1716604(Top 26%)5719(Top 39%)5719(Top 285%)
Half13.11 mi0.68 mi5883-625307-435307-437327(Top 29%)6207(Top 43%)6207(Top 309%)
25K15.53 mi2.42 mi6077-1945412-1055412-1057469(Top 29%)6101(Top 42%)6101(Top 304%)
30K18.64 mi3.11 mi6801-7245858-4465858-44610693(Top 42%)7628(Top 52%)7628(Top 380%)
20M20.00 mi1.36 mi7149-3486057-1996057-19911911(Top 47%)7901(Top 54%)7901(Top 393%)
21M21.00 mi1.00 mi7456-3076183-1266183-12612619(Top 49%)7994(Top 55%)7994(Top 398%)
35K21.75 mi0.75 mi7550-946204-216204-2111488(Top 45%)7429(Top 51%)7429(Top 370%)
23M23.00 mi1.25 mi7738-1886248-446248-4411687(Top 46%)7412(Top 51%)7412(Top 369%)
24M24.00 mi1.00 mi7755-176223+256223+259729(Top 38%)6401(Top 44%)6401(Top 319%)
40K24.85 mi0.85 mi7737+186167+566167+568422(Top 33%)5623(Top 39%)5623(Top 280%)
25.2M25.20 mi0.35 mi7768-316160+76160+79855(Top 39%)6265(Top 43%)6265(Top 312%)
Finish26.22 mi1.02 mi7810-426136+246136+2410065(Top 39%)6488(Top 45%)6488(Top 323%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

5918

Males

5329

M40-44

5329

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

5712

Males

5202

M40-44

5202

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

5918

Males

5329

M40-44

5329

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

6604

Males

5719

M40-44

5719

20K→Half

12.4 - 13.1 mi

Top 29%
×2stories
+19ft-37ft

Overall

7327

Males

6207

M40-44

6207

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

7469

Males

6101

M40-44

6101

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

10693

Males

7628

M40-44

7628

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

11911

Males

7901

M40-44

7901

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

12619

Males

7994

M40-44

7994

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

11488

Males

7429

M40-44

7429

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

11687

Males

7412

M40-44

7412

23M→24M

23.0 - 24.0 mi

Top 38%
×6stories
+12ft-82ft

Overall

9729

Males

6401

M40-44

6401

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8422

Males

5623

M40-44

5623

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

9855

Males

6265

M40-44

6265

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

10065

Males

6488

M40-44

6488

Passing Analysis

Category:
Athletes Passed
951
Passed By
3709
Net Change
-2758
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5052
5K → 10K90411-321#5052#5373
10K → 15K88271-183#5373#5556
15K → 20K105370-265#5556#5821
20K → Half870-62#5821#5883
Half → 25K88282-194#5883#6077
25K → 30K63787-724#6077#6801
30K → 20M46394-348#6801#7149
20M → 21M47354-307#7149#7456
21M → 35K54148-94#7456#7550
35K → 23M82270-188#7550#7738
23M → 24M8299-17#7738#7755
24M → 40K9375+18#7755#7737
40K → 25.2M3162-31#7737#7768
25.2M → Finish74116-42#7768#7810
TOTALS9513709-2758
📊

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