Boston Marathon logo
BOSTON MARATHON 2024

Shihui Yu

Bib: 7651•M

MA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 30%
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
20:32
Rank: #4089
Start → 5K
20:32 | 6:37/mi
10K· 6.21 mi
41:19
Rank: #4157 (-68)
5K → 10K
20:47 | 6:41/mi
15K· 9.32 mi
1:02:13
Rank: #4102 (+55)
10K → 15K
20:54 | 6:44/mi
20K· 12.43 mi
1:23:23
Rank: #4032 (+70)
15K → 20K
21:10 | 6:49/mi
Half· 13.11 mi
1:27:57
Rank: #4006 (+26)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:45:04
Rank: #4094 (-88)
Half → 25K
17:07 | 7:04/mi
30K· 18.64 mi
2:08:18
Rank: #4310 (-216)
25K → 30K
23:14 | 7:29/mi
20M
2:18:47
Rank: #4357 (-47)
30K → 20M
10:29 | 7:43/mi
21M
2:28:22
Rank: #4686 (-329)
20M → 21M
9:35 | 9:35/mi
35K· 21.75 mi
2:35:33
Rank: #5011 (-325)
21M → 35K
7:11 | 9:36/mi
23M
2:48:04
Rank: #5555 (-544)
35K → 23M
12:31 | 10:00/mi
24M
2:58:31
Rank: #6126 (-571)
23M → 24M
10:27 | 10:27/mi
40K· 24.85 mi
3:08:03
Rank: #6709 (-583)
24M → 40K
9:32 | 11:09/mi
25.2M
3:12:30
Rank: #7051 (-342)
40K → 25.2M
4:27 | 12:54/mi
Finish· 26.22 mi
3:23:31
Rank: #7778 (-727)
25.2M → Finish
11:01 | 10:49/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:57
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:55:34
Pace8:49 /mi
📊Positive Split: 31.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:28:4020:326:3720:32
6:37
-
10K
6.21 mi10:49:2741:196:3920:47
6:41
+0:04
15K
9.32 mi11:10:211:02:136:4120:54
6:44
+0:03
20K
12.43 mi11:31:311:23:236:4321:10
6:49
+0:05
Half
13.11 mi11:36:051:27:576:434:34
6:42
-0:07
25K
15.53 mi11:53:121:45:046:4617:07
7:04
+0:22
30K
18.64 mi12:16:262:08:186:5323:14
7:29
+0:25
20M
20.00 mi12:26:552:18:476:5610:29
7:43
+0:14
21M
21.00 mi12:36:302:28:227:049:35
9:35
+1:52
35K
21.75 mi12:43:412:35:337:097:11
9:36
+0:01
23M
23.00 mi12:56:122:48:047:1812:31
10:00
+0:24
24M
24.00 mi13:06:392:58:317:2610:27
10:27
+0:27
40K
24.85 mi13:16:113:08:037:349:32
11:09
+0:42
25.2M
25.20 mi13:20:383:12:307:384:27
12:54
+1:45
Finish
26.22 mi13:31:393:23:317:4611:01
10:49
-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

6:37 /mi

Average Pace

7:46 /mi

Slowest Pace

12:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

45:53

23% of race

Time at Steady Pace

1:32:54

46% of race

Time at Slower Pace

1:04:44

32% 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 mi10:28:4020:326:3720:32
6:37
#4089
10K
6.21 mi10:49:2741:196:3920:47
6:41
#4157
15K
9.32 mi11:10:211:02:136:4120:54
6:44
#4102
20K
12.43 mi11:31:311:23:236:4321:10
6:49
#4032
Half
13.11 mi11:36:051:27:576:434:34
6:42
#4006
25K
15.53 mi11:53:121:45:046:4617:07
7:04
#4094
30K
18.64 mi12:16:262:08:186:5323:14
7:29
#4310
20M
20.00 mi12:26:552:18:476:5610:29
7:43
#4357
21M
21.00 mi12:36:302:28:227:049:35
9:35
#4686
35K
21.75 mi12:43:412:35:337:097:11
9:36
#5011
23M
23.00 mi12:56:122:48:047:1812:31
10:00
#5555
24M
24.00 mi13:06:392:58:317:2610:27
10:27
#6126
40K
24.85 mi13:16:113:08:037:349:32
11:09
#6709
25.2M
25.20 mi13:20:383:12:307:384:27
12:54
#7051
Finish
26.22 mi13:31:393:23:317:4611:01
10:49
#7778
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4089386338634129(Top 16%)3877(Top 27%)3877(Top 193%)
10K6.21 mi3.10 mi4157-683921-583921-584259(Top 17%)3995(Top 27%)3995(Top 199%)
15K9.32 mi3.11 mi4102+553857+643857+644129(Top 16%)3877(Top 27%)3877(Top 193%)
20K12.43 mi3.11 mi4032+703798+593798+593965(Top 16%)3713(Top 25%)3713(Top 185%)
Half13.11 mi0.68 mi4006+263771+273771+273788(Top 15%)3558(Top 24%)3558(Top 177%)
25K15.53 mi2.42 mi4094-883840-693840-694635(Top 18%)4216(Top 29%)4216(Top 210%)
30K18.64 mi3.11 mi4310-2163994-1543994-1544991(Top 20%)4344(Top 30%)4344(Top 216%)
20M20.00 mi1.36 mi4357-474024-304024-305294(Top 21%)4438(Top 30%)4438(Top 221%)
21M21.00 mi1.00 mi4686-3294273-2494273-24911194(Top 44%)7315(Top 50%)7315(Top 364%)
35K21.75 mi0.75 mi5011-3254497-2244497-22415816(Top 62%)9523(Top 65%)9523(Top 474%)
23M23.00 mi1.25 mi5555-5444861-3644861-36415436(Top 60%)9262(Top 64%)9262(Top 461%)
24M24.00 mi1.00 mi6126-5715221-3605221-36017694(Top 69%)10343(Top 71%)10343(Top 515%)
40K24.85 mi0.85 mi6709-5835553-3325553-33218459(Top 72%)10680(Top 73%)10680(Top 532%)
25.2M25.20 mi0.35 mi7051-3425749-1965749-19619413(Top 76%)11133(Top 76%)11133(Top 554%)
Finish26.22 mi1.02 mi7778-7276118-3696118-36920843(Top 82%)11893(Top 82%)11893(Top 592%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4129

Males

3877

M40-44

3877

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4259

Males

3995

M40-44

3995

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4129

Males

3877

M40-44

3877

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

3965

Males

3713

M40-44

3713

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

3788

Males

3558

M40-44

3558

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4635

Males

4216

M40-44

4216

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

4991

Males

4344

M40-44

4344

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5294

Males

4438

M40-44

4438

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

11194

Males

7315

M40-44

7315

21M→35K

21.0 - 21.8 mi

Top 62%
×7stories
+17ft-86ft

Overall

15816

Males

9523

M40-44

9523

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

15436

Males

9262

M40-44

9262

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

17694

Males

10343

M40-44

10343

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

18459

Males

10680

M40-44

10680

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

19413

Males

11133

M40-44

11133

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

20843

Males

11893

M40-44

11893

Passing Analysis

Category:
Athletes Passed
940
Passed By
4629
Net Change
-3689
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4089
5K → 10K147215-68#4089#4157
10K → 15K156101+55#4157#4102
15K → 20K177107+70#4102#4032
20K → Half3913+26#4032#4006
Half → 25K103191-88#4006#4094
25K → 30K143359-216#4094#4310
30K → 20M84131-47#4310#4357
20M → 21M22351-329#4357#4686
21M → 35K9334-325#4686#5011
35K → 23M22566-544#5011#5555
23M → 24M10581-571#5555#6126
24M → 40K14597-583#6126#6709
40K → 25.2M1343-342#6709#7051
25.2M → Finish13740-727#7051#7778
TOTALS9404629-3689
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing