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BOSTON MARATHON 2024

Tyler Chu

Bib: 29810•M

MA

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

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:23/mi
29:09
↑ 97↓ 3451.5%
10K· 6.21 mi
9:08/mi
57:32
↑ 79↓ 1380.4%
15K· 9.32 mi
8:58/mi
1:25:23
↑ 67↓ 78
20K· 12.43 mi
9:00/mi
1:53:22
↑ 106↓ 860.1%
Half· 13.11 mi
9:16/mi
1:59:41
↑ 19↓ 370.5%
25K· 15.53 mi
9:15/mi
2:22:07
↑ 66↓ 880.2%
30K· 18.64 mi
9:27/mi
2:51:29
↑ 181↓ 1480.2%
20M
9:51/mi
3:04:52
↑ 64↓ 500.2%
21M
10:09/mi
3:15:01
↑ 106↓ 241.6%
35K· 21.75 mi
9:04/mi
3:21:48
↑ 17↓ 861.7%
23M
9:29/mi
3:33:40
↑ 23↓ 630.6%
24M
9:03/mi
3:42:43
↓ 821.3%
40K· 24.85 mi
9:11/mi
3:50:34
↓ 200.3%
25.2M
10:12/mi
3:54:05
↑ 13↓ 160.2%
Finish· 26.22 mi
9:38/mi
4:03:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:41
Pace9:08 /mi
2nd Half
Distance13.11 mi
Time2:04:13
Pace9:29 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:2629:099:2329:09
9:23
-
10K
6.21 mi12:24:4957:329:1628:23
9:08
-0:15
15K
9.32 mi12:52:401:25:239:1027:51
8:58
-0:10
20K
12.43 mi13:20:391:53:229:0727:59
9:00
+0:02
Half
13.11 mi13:26:581:59:419:086:19
9:16
+0:16
25K
15.53 mi13:49:242:22:079:0922:26
9:15
-0:01
30K
18.64 mi14:18:462:51:299:1229:22
9:27
+0:12
20M
20.00 mi14:32:093:04:529:1513:23
9:51
+0:24
21M
21.00 mi14:42:183:15:019:1710:09
10:09
+0:18
35K
21.75 mi14:49:053:21:489:176:47
9:04
-1:05
23M
23.00 mi15:00:573:33:409:1711:52
9:29
+0:25
24M
24.00 mi15:10:003:42:439:179:03
9:03
-0:26
40K
24.85 mi15:17:513:50:349:177:51
9:11
+0:08
25.2M
25.20 mi15:21:223:54:059:173:31
10:12
+1:01
Finish
26.22 mi15:31:114:03:549:199:49
9:38
-0:34

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

8:58 /mi

Average Pace

9:19 /mi

Slowest Pace

10:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:50:14

94% of race

Time at Steady Pace

13:40

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:18 /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 mi11:56:2629:099:2329:09
9:23
#21355
10K
6.21 mi12:24:4957:329:1628:23
9:08
#20855
15K
9.32 mi12:52:401:25:239:1027:51
8:58
#20181
20K
12.43 mi13:20:391:53:229:0727:59
9:00
#19458
Half
13.11 mi13:26:581:59:419:086:19
9:16
#19453
25K
15.53 mi13:49:242:22:079:0922:26
9:15
#18943
30K
18.64 mi14:18:462:51:299:1229:22
9:27
#18247
20M
20.00 mi14:32:093:04:529:1513:23
9:51
#18081
21M
21.00 mi14:42:183:15:019:1710:09
10:09
#17797
35K
21.75 mi14:49:053:21:489:176:47
9:04
#17646
23M
23.00 mi15:00:573:33:409:1711:52
9:29
#17393
24M
24.00 mi15:10:003:42:439:179:03
9:03
#17188
40K
24.85 mi15:17:513:50:349:177:51
9:11
#16977
25.2M
25.20 mi15:21:223:54:059:173:31
10:12
#16875
Finish
26.22 mi15:31:114:03:549:199:49
9:38
#16839
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi21355127131271318728(Top 73%)11594(Top 80%)11594(Top 239%)
10K6.21 mi3.10 mi20855+50012496+21712496+21720285(Top 79%)12265(Top 84%)12265(Top 253%)
15K9.32 mi3.11 mi20181+67412206+29012206+29018728(Top 73%)11594(Top 80%)11594(Top 239%)
20K12.43 mi3.11 mi19458+72311874+33211874+33217351(Top 68%)10969(Top 75%)10969(Top 226%)
Half13.11 mi0.68 mi19453+511872+211872+219261(Top 75%)11734(Top 80%)11734(Top 242%)
25K15.53 mi2.42 mi18943+51011625+24711625+24716627(Top 65%)10532(Top 72%)10532(Top 217%)
30K18.64 mi3.11 mi18247+69611233+39211233+39215268(Top 60%)9678(Top 66%)9678(Top 200%)
20M20.00 mi1.36 mi18081+16611135+9811135+9815934(Top 62%)9730(Top 67%)9730(Top 201%)
21M21.00 mi1.00 mi17797+28410972+16310972+16313554(Top 53%)8459(Top 58%)8459(Top 174%)
35K21.75 mi0.75 mi17646+15110897+7510897+7513625(Top 53%)8474(Top 58%)8474(Top 175%)
23M23.00 mi1.25 mi17393+25310764+13310764+13313416(Top 53%)8279(Top 57%)8279(Top 171%)
24M24.00 mi1.00 mi17188+20510653+11110653+11112416(Top 49%)7772(Top 53%)7772(Top 160%)
40K24.85 mi0.85 mi16977+21110515+13810515+13811698(Top 46%)7289(Top 50%)7289(Top 150%)
25.2M25.20 mi0.35 mi16875+10210455+6010455+6011713(Top 46%)7256(Top 50%)7256(Top 150%)
Finish26.22 mi1.02 mi16839+3610409+4610409+4617075(Top 67%)9998(Top 69%)9998(Top 206%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

18728

Males

11594

M18-39

11594

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

20285

Males

12265

M18-39

12265

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

18728

Males

11594

M18-39

11594

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

17351

Males

10969

M18-39

10969

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

19261

Males

11734

M18-39

11734

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

16627

Males

10532

M18-39

10532

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

15268

Males

9678

M18-39

9678

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

15934

Males

9730

M18-39

9730

20M→21M

20.0 - 21.0 mi

Top 53%
×8story building
+106ft-24ft

Overall

13554

Males

8459

M18-39

8459

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

13625

Males

8474

M18-39

8474

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

13416

Males

8279

M18-39

8279

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

12416

Males

7772

M18-39

7772

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

11698

Males

7289

M18-39

7289

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

11713

Males

7256

M18-39

7256

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2story building
+22ft-21ft

Overall

17075

Males

9998

M18-39

9998

Passing Analysis

Category:
Athletes Passed
4760
Passed By
244
Net Change
+4516
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21355
5K → 10K56666+500#21355#20855
10K → 15K68915+674#20855#20181
15K → 20K7318+723#20181#19458
20K → Half3429+5#19458#19453
Half → 25K52313+510#19453#18943
25K → 30K70610+696#18943#18247
30K → 20M18721+166#18247#18081
20M → 21M2895+284#18081#17797
21M → 35K16110+151#17797#17646
35K → 23M26411+253#17646#17393
23M → 24M2083+205#17393#17188
24M → 40K2132+211#17188#16977
40K → 25.2M1042+102#16977#16875
25.2M → Finish8549+36#16875#16839
TOTALS4760244+4516
📊

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