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BOSTON MARATHON 2024

Kai Wang

Bib: 9021•M

CA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 34%
Gender (Male)
#0 / 14578
Top 45%
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
7:44/mi
24:01
↑ 97↓ 3451.5%
10K· 6.21 mi
7:38/mi
47:45
↑ 79↓ 1380.4%
15K· 9.32 mi
7:35/mi
1:11:18
↑ 67↓ 78
20K· 12.43 mi
7:50/mi
1:35:37
↑ 106↓ 860.1%
Half· 13.11 mi
7:15/mi
1:40:34
↑ 19↓ 370.5%
25K· 15.53 mi
7:37/mi
1:59:02
↑ 66↓ 880.2%
30K· 18.64 mi
8:02/mi
2:24:00
↑ 181↓ 1480.2%
20M
8:09/mi
2:35:04
↑ 64↓ 500.2%
21M
8:54/mi
2:43:58
↑ 106↓ 241.6%
35K· 21.75 mi
7:38/mi
2:49:41
↑ 17↓ 861.7%
23M
8:20/mi
3:00:07
↑ 23↓ 630.6%
24M
8:27/mi
3:08:34
↓ 821.3%
40K· 24.85 mi
8:22/mi
3:15:43
↓ 200.3%
25.2M
9:49/mi
3:19:06
↑ 13↓ 160.2%
Finish· 26.22 mi
7:44/mi
3:26:59
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:34
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:46:25
Pace8:07 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:3224:017:4424:01
7:44
-
10K
6.21 mi11:14:1647:457:4123:44
7:38
-0:06
15K
9.32 mi11:37:491:11:187:3923:33
7:35
-0:03
20K
12.43 mi12:02:081:35:377:4224:19
7:50
+0:15
Half
13.11 mi12:07:051:40:347:404:57
7:15
-0:35
25K
15.53 mi12:25:331:59:027:4018:28
7:37
+0:22
30K
18.64 mi12:50:312:24:007:4324:58
8:02
+0:25
20M
20.00 mi13:01:352:35:047:4511:04
8:09
+0:07
21M
21.00 mi13:10:292:43:587:488:54
8:54
+0:45
35K
21.75 mi13:16:122:49:417:485:43
7:38
-1:16
23M
23.00 mi13:26:383:00:077:5010:26
8:20
+0:42
24M
24.00 mi13:35:053:08:347:518:27
8:27
+0:07
40K
24.85 mi13:42:143:15:437:527:09
8:22
-0:05
25.2M
25.20 mi13:45:373:19:067:543:23
9:49
+1:27
Finish
26.22 mi13:53:303:26:597:547:53
7:44
-2:05

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

7:15 /mi

Average Pace

7:54 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:57

2% of race

Time at Steady Pace

2:32:39

74% of race

Time at Slower Pace

49:23

24% of race

Average Pace: 7:54 /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 mi10:50:3224:017:4424:01
7:44
#12567
10K
6.21 mi11:14:1647:457:4123:44
7:38
#11968
15K
9.32 mi11:37:491:11:187:3923:33
7:35
#11356
20K
12.43 mi12:02:081:35:377:4224:19
7:50
#11118
Half
13.11 mi12:07:051:40:347:404:57
7:15
#10920
25K
15.53 mi12:25:331:59:027:4018:28
7:37
#10252
30K
18.64 mi12:50:312:24:007:4324:58
8:02
#9725
20M
20.00 mi13:01:352:35:047:4511:04
8:09
#9459
21M
21.00 mi13:10:292:43:587:488:54
8:54
#9289
35K
21.75 mi13:16:122:49:417:485:43
7:38
#9106
23M
23.00 mi13:26:383:00:077:5010:26
8:20
#8903
24M
24.00 mi13:35:053:08:347:518:27
8:27
#8903
40K
24.85 mi13:42:143:15:437:527:09
8:22
#8794
25.2M
25.20 mi13:45:373:19:067:543:23
9:49
#8800
Finish
26.22 mi13:53:303:26:597:547:53
7:44
#8696
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi125679077907710302(Top 40%)7941(Top 54%)7941(Top 164%)
10K6.21 mi3.10 mi11968+5998783+2948783+29411413(Top 45%)8506(Top 58%)8506(Top 175%)
15K9.32 mi3.11 mi11356+6128491+2928491+29210302(Top 40%)7941(Top 54%)7941(Top 164%)
20K12.43 mi3.11 mi11118+2388367+1248367+12410626(Top 42%)7961(Top 55%)7961(Top 164%)
Half13.11 mi0.68 mi10920+1988262+1058262+1057443(Top 29%)6252(Top 43%)6252(Top 129%)
25K15.53 mi2.42 mi10252+6687886+3767886+3767758(Top 30%)6273(Top 43%)6273(Top 129%)
30K18.64 mi3.11 mi9725+5277532+3547532+3548085(Top 32%)6253(Top 43%)6253(Top 129%)
20M20.00 mi1.36 mi9459+2667337+1957337+1957570(Top 30%)5750(Top 39%)5750(Top 119%)
21M21.00 mi1.00 mi9289+1707185+1527185+1528140(Top 32%)5856(Top 40%)5856(Top 121%)
35K21.75 mi0.75 mi9106+1837069+1167069+1165862(Top 23%)4587(Top 31%)4587(Top 95%)
23M23.00 mi1.25 mi8903+2036890+1796890+1797587(Top 30%)5372(Top 37%)5372(Top 111%)
24M24.00 mi1.00 mi89036850+406850+409216(Top 36%)6134(Top 42%)6134(Top 127%)
40K24.85 mi0.85 mi8794+1096745+1056745+1057711(Top 30%)5212(Top 36%)5212(Top 107%)
25.2M25.20 mi0.35 mi8800-66723+226723+2210243(Top 40%)6448(Top 44%)6448(Top 133%)
Finish26.22 mi1.02 mi8696+1046621+1026621+1027009(Top 27%)4854(Top 33%)4854(Top 100%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

10302

Males

7941

M18-39

7941

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

11413

Males

8506

M18-39

8506

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

10302

Males

7941

M18-39

7941

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

10626

Males

7961

M18-39

7961

20K→Half

12.4 - 13.1 mi

Top 29%
×2story building
+19ft-37ft

Overall

7443

Males

6252

M18-39

6252

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

7758

Males

6273

M18-39

6273

25K→30K

15.5 - 18.6 mi

Top 32%
×9story building
+181ft-148ft

Overall

8085

Males

6253

M18-39

6253

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

7570

Males

5750

M18-39

5750

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8140

Males

5856

M18-39

5856

21M→35K

21.0 - 21.8 mi

Top 23%
×7story building
+17ft-86ft

Overall

5862

Males

4587

M18-39

4587

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

7587

Males

5372

M18-39

5372

23M→24M

23.0 - 24.0 mi

Top 36%
×6story building
+12ft-82ft

Overall

9216

Males

6134

M18-39

6134

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

7711

Males

5212

M18-39

5212

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10243

Males

6448

M18-39

6448

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

7009

Males

4854

M18-39

4854

Passing Analysis

Category:
Athletes Passed
4468
Passed By
597
Net Change
+3871
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12567
5K → 10K68889+599#12567#11968
10K → 15K63422+612#11968#11356
15K → 20K343105+238#11356#11118
20K → Half1980+198#11118#10920
Half → 25K6724+668#10920#10252
25K → 30K58154+527#10252#9725
30K → 20M28822+266#9725#9459
20M → 21M21848+170#9459#9289
21M → 35K1874+183#9289#9106
35K → 23M24845+203#9106#8903
23M → 24M83830#8903#8903
24M → 40K14536+109#8903#8794
40K → 25.2M4753-6#8794#8800
25.2M → Finish13632+104#8800#8696
TOTALS4468597+3871
📊

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