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BOSTON MARATHON 2024

Yong Li

Bib: 10111•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 34%
Gender (Male)
#0 / 14578
Top 45%
Masters (Masters Men)
#0 / 9729
Top 35%
Division (M50-54)
#0 / 1935
Top 35%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:25
Rank: #6316
Start → 5K
6:54/mi
21:25 split
10K· 6.21 mi
43:13
Rank: #6533 (-217)
5K → 10K
7:01/mi
21:48 split
15K· 9.32 mi
1:05:25
Rank: #6713 (-180)
10K → 15K
7:09/mi
22:12 split
20K· 12.43 mi
1:29:02
Rank: #7203 (-490)
15K → 20K
7:36/mi
23:37 split
Half· 13.11 mi
1:34:11
Rank: #7303 (-100)
20K → Half
7:33/mi
5:09 split
25K· 15.53 mi
1:54:42
Rank: #8203 (-900)
Half → 25K
8:28/mi
20:31 split
30K· 18.64 mi
2:21:30
Rank: #8800 (-597)
25K → 30K
8:38/mi
26:48 split
20M
2:34:03
Rank: #9107 (-307)
30K → 20M
9:14/mi
12:33 split
21M
2:43:39
Rank: #9177 (-70)
20M → 21M
9:36/mi
9:36 split
35K· 21.75 mi
2:49:22
Rank: #8994 (+183)
21M → 35K
7:38/mi
5:43 split
23M
2:59:53
Rank: #8840 (+154)
35K → 23M
8:24/mi
10:31 split
24M
3:08:07
Rank: #8752 (+88)
23M → 24M
8:14/mi
8:14 split
40K· 24.85 mi
3:15:21
Rank: #8693 (+59)
24M → 40K
8:28/mi
7:14 split
25.2M
3:19:14
Rank: #8850 (-157)
40K → 25.2M
11:16/mi
3:53 split
Finish· 26.22 mi
3:26:34
Rank: #8577 (+273)
25.2M → Finish
7:12/mi
7:20 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:11
Pace7:11 /mi
2nd Half
Distance13.11 mi
Time1:52:23
Pace8:34 /mi
📊Positive Split: 19.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:5521:256:5421:25
6:54
-
10K
6.21 mi11:09:4343:136:5721:48
7:01
+0:07
15K
9.32 mi11:31:551:05:257:0122:12
7:09
+0:08
20K
12.43 mi11:55:321:29:027:1023:37
7:36
+0:27
Half
13.11 mi12:00:411:34:117:115:09
7:33
-0:03
25K
15.53 mi12:21:121:54:427:2320:31
8:28
+0:55
30K
18.64 mi12:48:002:21:307:3526:48
8:38
+0:10
20M
20.00 mi13:00:332:34:037:4212:33
9:14
+0:36
21M
21.00 mi13:10:092:43:397:489:36
9:36
+0:22
35K
21.75 mi13:15:522:49:227:475:43
7:38
-1:58
23M
23.00 mi13:26:232:59:537:4910:31
8:24
+0:46
24M
24.00 mi13:34:373:08:077:508:14
8:14
-0:10
40K
24.85 mi13:41:513:15:217:527:14
8:28
+0:14
25.2M
25.20 mi13:45:443:19:147:543:53
11:16
+2:48
Finish
26.22 mi13:53:043:26:347:537:20
7:12
-4:04

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

6:54 /mi

Average Pace

7:53 /mi

Slowest Pace

11:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:14

52% of race

Time at Steady Pace

1:13:18

35% of race

Time at Slower Pace

26:02

13% of race

Average Pace: 7:53 /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 mi10:47:5521:256:5421:25
6:54
#6316
10K
6.21 mi11:09:4343:136:5721:48
7:01
#6533
15K
9.32 mi11:31:551:05:257:0122:12
7:09
#6713
20K
12.43 mi11:55:321:29:027:1023:37
7:36
#7203
Half
13.11 mi12:00:411:34:117:115:09
7:33
#7303
25K
15.53 mi12:21:121:54:427:2320:31
8:28
#8203
30K
18.64 mi12:48:002:21:307:3526:48
8:38
#8800
20M
20.00 mi13:00:332:34:037:4212:33
9:14
#9107
21M
21.00 mi13:10:092:43:397:489:36
9:36
#9177
35K
21.75 mi13:15:522:49:227:475:43
7:38
#8994
23M
23.00 mi13:26:232:59:537:4910:31
8:24
#8840
24M
24.00 mi13:34:373:08:077:508:14
8:14
#8752
40K
24.85 mi13:41:513:15:217:527:14
8:28
#8693
25.2M
25.20 mi13:45:443:19:147:543:53
11:16
#8850
Finish
26.22 mi13:53:043:26:347:537:20
7:12
#8577
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi6316567356737092(Top 28%)6139(Top 42%)6139(Top 317%)
10K6.21 mi3.10 mi6533-2175815-1425815-1426777(Top 27%)5964(Top 41%)5964(Top 308%)
15K9.32 mi3.11 mi6713-1805926-1115926-1117092(Top 28%)6139(Top 42%)6139(Top 317%)
20K12.43 mi3.11 mi7203-4906230-3046230-3049080(Top 36%)7211(Top 49%)7211(Top 373%)
Half13.11 mi0.68 mi7303-1006291-616291-619428(Top 37%)7381(Top 51%)7381(Top 381%)
25K15.53 mi2.42 mi8203-9006808-5176808-51712843(Top 50%)8854(Top 61%)8854(Top 458%)
30K18.64 mi3.11 mi8800-5977061-2537061-25311294(Top 44%)7927(Top 54%)7927(Top 410%)
20M20.00 mi1.36 mi9107-3077158-977158-9713284(Top 52%)8523(Top 58%)8523(Top 440%)
21M21.00 mi1.00 mi9177-707130+287130+2811275(Top 44%)7356(Top 50%)7356(Top 380%)
35K21.75 mi0.75 mi8994+1837006+1247006+1245799(Top 23%)4578(Top 31%)4578(Top 237%)
23M23.00 mi1.25 mi8840+1546863+1436863+1437894(Top 31%)5528(Top 38%)5528(Top 286%)
24M24.00 mi1.00 mi8752+886767+966767+967929(Top 31%)5463(Top 37%)5463(Top 282%)
40K24.85 mi0.85 mi8693+596692+756692+758131(Top 32%)5461(Top 37%)5461(Top 282%)
25.2M25.20 mi0.35 mi8850-1576751-596751-5915279(Top 60%)9061(Top 62%)9061(Top 468%)
Finish26.22 mi1.02 mi8577+2736557+1946557+1944006(Top 16%)3214(Top 22%)3214(Top 166%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7092

Males

6139

M50-54

6139

5K→10K

3.1 - 6.2 mi

Top 27%
×5story building
+79ft-138ft

Overall

6777

Males

5964

M50-54

5964

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7092

Males

6139

M50-54

6139

15K→20K

9.3 - 12.4 mi

Top 36%
×5story building
+106ft-86ft

Overall

9080

Males

7211

M50-54

7211

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

9428

Males

7381

M50-54

7381

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

12843

Males

8854

M50-54

8854

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

11294

Males

7927

M50-54

7927

30K→20M

18.6 - 20.0 mi

Top 52%
×5story building
+64ft-50ft

Overall

13284

Males

8523

M50-54

8523

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

11275

Males

7356

M50-54

7356

21M→35K

21.0 - 21.8 mi

Top 23%
×7story building
+17ft-86ft

Overall

5799

Males

4578

M50-54

4578

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

7894

Males

5528

M50-54

5528

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

7929

Males

5463

M50-54

5463

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8131

Males

5461

M50-54

5461

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

15279

Males

9061

M50-54

9061

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2story building
+22ft-21ft

Overall

4006

Males

3214

M50-54

3214

Passing Analysis

Category:
Athletes Passed
1530
Passed By
3791
Net Change
-2261
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6316
5K → 10K110327-217#6316#6533
10K → 15K92272-180#6533#6713
15K → 20K66556-490#6713#7203
20K → Half8108-100#7203#7303
Half → 25K38938-900#7303#8203
25K → 30K115712-597#8203#8800
30K → 20M59366-307#8800#9107
20M → 21M106176-70#9107#9177
21M → 35K1874+183#9177#8994
35K → 23M20955+154#8994#8840
23M → 24M13446+88#8840#8752
24M → 40K11253+59#8752#8693
40K → 25.2M20177-157#8693#8850
25.2M → Finish2741+273#8850#8577
TOTALS15303791-2261
📊

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