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BOSTON MARATHON 2024

Lee-Huang Chen

Bib: 6408•M

CA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 37%
Gender (Male)
#0 / 14578
Top 48%
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:45
Rank: #4669
Start → 5K
20:45 | 6:41/mi
10K· 6.21 mi
42:54
Rank: #6197 (-1528)
5K → 10K
22:09 | 7:08/mi
15K· 9.32 mi
1:05:56
Rank: #7066 (-869)
10K → 15K
23:02 | 7:25/mi
20K· 12.43 mi
1:31:09
Rank: #8369 (-1303)
15K → 20K
25:13 | 8:07/mi
Half· 13.11 mi
1:36:24
Rank: #8489 (-120)
20K → Half
5:15 | 7:42/mi
25K· 15.53 mi
1:55:40
Rank: #8691 (-202)
Half → 25K
19:16 | 7:57/mi
30K· 18.64 mi
2:22:35
Rank: #9189 (-498)
25K → 30K
26:55 | 8:40/mi
20M
2:34:58
Rank: #9422 (-233)
30K → 20M
12:23 | 9:07/mi
21M
2:43:54
Rank: #9264 (+158)
20M → 21M
8:56 | 8:56/mi
35K· 21.75 mi
2:50:01
Rank: #9208 (+56)
21M → 35K
6:07 | 8:11/mi
23M
3:02:18
Rank: #9598 (-390)
35K → 23M
12:17 | 9:49/mi
24M
3:10:58
Rank: #9605 (-7)
23M → 24M
8:40 | 8:40/mi
40K· 24.85 mi
3:17:58
Rank: #9466 (+139)
24M → 40K
7:00 | 8:11/mi
25.2M
3:21:20
Rank: #9462 (+4)
40K → 25.2M
3:22 | 9:46/mi
Finish· 26.22 mi
3:29:30
Rank: #9424 (+38)
25.2M → Finish
8:10 | 8:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:24
Pace7:21 /mi
2nd Half
Distance13.11 mi
Time1:53:06
Pace8:38 /mi
📊Positive Split: 17.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:0020:456:4120:45
6:41
-
10K
6.21 mi10:48:0942:546:5422:09
7:08
+0:27
15K
9.32 mi11:11:111:05:567:0423:02
7:25
+0:17
20K
12.43 mi11:36:241:31:097:2025:13
8:07
+0:42
Half
13.11 mi11:41:391:36:247:215:15
7:42
-0:25
25K
15.53 mi12:00:551:55:407:2719:16
7:57
+0:15
30K
18.64 mi12:27:502:22:357:3926:55
8:40
+0:43
20M
20.00 mi12:40:132:34:587:4512:23
9:07
+0:27
21M
21.00 mi12:49:092:43:547:488:56
8:56
-0:11
35K
21.75 mi12:55:162:50:017:496:07
8:11
-0:45
23M
23.00 mi13:07:333:02:187:5612:17
9:49
+1:38
24M
24.00 mi13:16:133:10:587:578:40
8:40
-1:09
40K
24.85 mi13:23:133:17:587:587:00
8:11
-0:29
25.2M
25.20 mi13:26:353:21:207:593:22
9:46
+1:35
Finish
26.22 mi13:34:453:29:308:008:10
8:01
-1:45

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

6:41 /mi

Average Pace

8:00 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:11:11

34% of race

Time at Steady Pace

1:05:46

31% of race

Time at Slower Pace

1:12:33

35% of race

Average Pace: 7:59 /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 mi10:26:0020:456:4120:45
6:41
#4669
10K
6.21 mi10:48:0942:546:5422:09
7:08
#6197
15K
9.32 mi11:11:111:05:567:0423:02
7:25
#7066
20K
12.43 mi11:36:241:31:097:2025:13
8:07
#8369
Half
13.11 mi11:41:391:36:247:215:15
7:42
#8489
25K
15.53 mi12:00:551:55:407:2719:16
7:57
#8691
30K
18.64 mi12:27:502:22:357:3926:55
8:40
#9189
20M
20.00 mi12:40:132:34:587:4512:23
9:07
#9422
21M
21.00 mi12:49:092:43:547:488:56
8:56
#9264
35K
21.75 mi12:55:162:50:017:496:07
8:11
#9208
23M
23.00 mi13:07:333:02:187:5612:17
9:49
#9598
24M
24.00 mi13:16:133:10:587:578:40
8:40
#9605
40K
24.85 mi13:23:133:17:587:587:00
8:11
#9466
25.2M
25.20 mi13:26:353:21:207:593:22
9:46
#9462
Finish
26.22 mi13:34:453:29:308:008:10
8:01
#9424
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4669436143618987(Top 35%)7276(Top 50%)7276(Top 150%)
10K6.21 mi3.10 mi6197-15285576-12155576-12157468(Top 29%)6433(Top 44%)6433(Top 133%)
15K9.32 mi3.11 mi7066-8696164-5886164-5888987(Top 35%)7276(Top 50%)7276(Top 150%)
20K12.43 mi3.11 mi8369-13036959-7956959-79512618(Top 49%)8945(Top 61%)8945(Top 184%)
Half13.11 mi0.68 mi8489-1207010-517010-5110493(Top 41%)7913(Top 54%)7913(Top 163%)
25K15.53 mi2.42 mi8691-2027092-827092-829838(Top 39%)7410(Top 51%)7410(Top 153%)
30K18.64 mi3.11 mi9189-4987272-1807272-18011497(Top 45%)8021(Top 55%)8021(Top 165%)
20M20.00 mi1.36 mi9422-2337322-507322-5012675(Top 50%)8259(Top 57%)8259(Top 170%)
21M21.00 mi1.00 mi9264+1587176+1467176+1468243(Top 32%)5915(Top 41%)5915(Top 122%)
35K21.75 mi0.75 mi9208+567115+617115+618823(Top 35%)6169(Top 42%)6169(Top 127%)
23M23.00 mi1.25 mi9598-3907248-1337248-13314760(Top 58%)8922(Top 61%)8922(Top 184%)
24M24.00 mi1.00 mi9605-77200+487200+4810373(Top 41%)6725(Top 46%)6725(Top 139%)
40K24.85 mi0.85 mi9466+1397090+1107090+1106700(Top 26%)4718(Top 32%)4718(Top 97%)
25.2M25.20 mi0.35 mi9462+47070+207070+209870(Top 39%)6280(Top 43%)6280(Top 130%)
Finish26.22 mi1.02 mi9424+387014+567014+568587(Top 34%)5708(Top 39%)5708(Top 118%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21stories
+97ft-345ft

Overall

8987

Males

7276

M18-39

7276

5K→10K

3.1 - 6.2 mi

Top 29%
×5stories
+79ft-138ft

Overall

7468

Males

6433

M18-39

6433

10K→15K

6.2 - 9.3 mi

Top 35%
×3stories
+67ft-78ft

Overall

8987

Males

7276

M18-39

7276

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

12618

Males

8945

M18-39

8945

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

10493

Males

7913

M18-39

7913

Half→25K

13.1 - 15.5 mi

Top 39%
×4stories
+66ft-88ft

Overall

9838

Males

7410

M18-39

7410

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

11497

Males

8021

M18-39

8021

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

12675

Males

8259

M18-39

8259

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

8243

Males

5915

M18-39

5915

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

8823

Males

6169

M18-39

6169

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

14760

Males

8922

M18-39

8922

23M→24M

23.0 - 24.0 mi

Top 41%
×6stories
+12ft-82ft

Overall

10373

Males

6725

M18-39

6725

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

6700

Males

4718

M18-39

4718

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

9870

Males

6280

M18-39

6280

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

8587

Males

5708

M18-39

5708

Passing Analysis

Category:
Athletes Passed
1197*
Passed By
5951
Net Change
-4755
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4669
5K → 10K81536-1528#4669#6197
10K → 15K21890-869#6197#7066
15K → 20K211324-1303#7066#8369
20K → Half14134-120#8369#8489
Half → 25K136338-202#8489#8691
25K → 30K141639-498#8691#9189
30K → 20M83316-233#9189#9422
20M → 21M21153+158#9422#9264
21M → 35K9438+56#9264#9208
35K → 23M65454-390#9208#9598
23M → 24M97*104-7#9598#9605
24M → 40K16627+139#9605#9466
40K → 25.2M4137+4#9466#9462
25.2M → Finish9961+38#9462#9424
TOTALS1197*5951-4755

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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