Boston Marathon logo
BOSTON MARATHON 2024

Yang Chih Yao

Bib: 6061•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 47%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 49%
Division (M50-54)
#0 / 1935
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
6:36/mi
20:31
↑ 97↓ 3451.5%
10K· 6.21 mi
6:51/mi
41:48
↑ 79↓ 1380.4%
15K· 9.32 mi
7:09/mi
1:04:00
↑ 67↓ 78
20K· 12.43 mi
7:34/mi
1:27:31
↑ 106↓ 860.1%
Half· 13.11 mi
7:09/mi
1:32:24
↑ 19↓ 370.5%
25K· 15.53 mi
8:07/mi
1:52:04
↑ 66↓ 880.2%
30K· 18.64 mi
9:28/mi
2:21:28
↑ 181↓ 1480.2%
20M
9:37/mi
2:34:32
↑ 64↓ 500.2%
21M
11:19/mi
2:45:51
↑ 106↓ 241.6%
35K· 21.75 mi
10:30/mi
2:53:42
↑ 17↓ 861.7%
23M
10:31/mi
3:06:52
↑ 23↓ 630.6%
24M
10:22/mi
3:17:14
↓ 821.3%
40K· 24.85 mi
11:10/mi
3:26:47
↓ 200.3%
25.2M
12:57/mi
3:31:15
↑ 13↓ 160.2%
Finish· 26.22 mi
9:02/mi
3:40:27
↑ 22↓ 21

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
Time1:32:24
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time2:08:03
Pace9:46 /mi
📊Positive Split: 38.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:1720:316:3620:31
6:36
-
10K
6.21 mi10:46:3441:486:4421:17
6:51
+0:15
15K
9.32 mi11:08:461:04:006:5222:12
7:09
+0:18
20K
12.43 mi11:32:171:27:317:0323:31
7:34
+0:25
Half
13.11 mi11:37:101:32:247:034:53
7:09
-0:25
25K
15.53 mi11:56:501:52:047:1319:40
8:07
+0:58
30K
18.64 mi12:26:142:21:287:3529:24
9:28
+1:21
20M
20.00 mi12:39:182:34:327:4413:04
9:37
+0:09
21M
21.00 mi12:50:372:45:517:5411:19
11:19
+1:42
35K
21.75 mi12:58:282:53:427:597:51
10:30
-0:49
23M
23.00 mi13:11:383:06:528:0713:10
10:31
+0:01
24M
24.00 mi13:22:003:17:148:1310:22
10:22
-0:09
40K
24.85 mi13:31:333:26:478:199:33
11:10
+0:48
25.2M
25.20 mi13:36:013:31:158:234:28
12:57
+1:47
Finish
26.22 mi13:45:133:40:278:259:12
9:02
-3:55

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

6:36 /mi

Average Pace

8:25 /mi

Slowest Pace

12:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:04

51% of race

Time at Steady Pace

1:02:02

28% of race

Time at Slower Pace

46:21

21% of race

Average Pace: 8:24 /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 mi10:25:1720:316:3620:31
6:36
#4054
10K
6.21 mi10:46:3441:486:4421:17
6:51
#4789
15K
9.32 mi11:08:461:04:006:5222:12
7:09
#5702
20K
12.43 mi11:32:171:27:317:0323:31
7:34
#6436
Half
13.11 mi11:37:101:32:247:034:53
7:09
#6429
25K
15.53 mi11:56:501:52:047:1319:40
8:07
#7039
30K
18.64 mi12:26:142:21:287:3529:24
9:28
#8782
20M
20.00 mi12:39:182:34:327:4413:04
9:37
#9278
21M
21.00 mi12:50:372:45:517:5411:19
11:19
#9919
35K
21.75 mi12:58:282:53:427:597:51
10:30
#10391
23M
23.00 mi13:11:383:06:528:0713:10
10:31
#10965
24M
24.00 mi13:22:003:17:148:1310:22
10:22
#11352
40K
24.85 mi13:31:333:26:478:199:33
11:10
#11801
25.2M
25.20 mi13:36:013:31:158:234:28
12:57
#12023
Finish
26.22 mi13:45:133:40:278:259:12
9:02
#12086
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi4054382938297094(Top 28%)6141(Top 42%)6141(Top 317%)
10K6.21 mi3.10 mi4789-7354465-6364465-6365634(Top 22%)5145(Top 35%)5145(Top 266%)
15K9.32 mi3.11 mi5702-9135204-7395204-7397094(Top 28%)6141(Top 42%)6141(Top 317%)
20K12.43 mi3.11 mi6436-7345710-5065710-5068886(Top 35%)7111(Top 49%)7111(Top 367%)
Half13.11 mi0.68 mi6429+75696+145696+146704(Top 26%)5814(Top 40%)5814(Top 300%)
25K15.53 mi2.42 mi7039-6106080-3846080-38410857(Top 42%)7940(Top 54%)7940(Top 410%)
30K18.64 mi3.11 mi8782-17437052-9727052-97215309(Top 60%)9689(Top 66%)9689(Top 501%)
20M20.00 mi1.36 mi9278-4967254-2027254-20214979(Top 59%)9288(Top 64%)9288(Top 480%)
21M21.00 mi1.00 mi9919-6417507-2537507-25317163(Top 67%)10188(Top 70%)10188(Top 527%)
35K21.75 mi0.75 mi10391-4727707-2007707-20018533(Top 73%)10882(Top 75%)10882(Top 562%)
23M23.00 mi1.25 mi10965-5747928-2217928-22117082(Top 67%)10095(Top 69%)10095(Top 522%)
24M24.00 mi1.00 mi11352-3878047-1198047-11917456(Top 68%)10236(Top 70%)10236(Top 529%)
40K24.85 mi0.85 mi11801-4498212-1658212-16518512(Top 72%)10710(Top 73%)10710(Top 553%)
25.2M25.20 mi0.35 mi12023-2228297-858297-8519536(Top 76%)11192(Top 77%)11192(Top 578%)
Finish26.22 mi1.02 mi12086-638291+68291+614328(Top 56%)8656(Top 59%)8656(Top 447%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7094

Males

6141

M50-54

6141

5K→10K

3.1 - 6.2 mi

Top 22%
×5story building
+79ft-138ft

Overall

5634

Males

5145

M50-54

5145

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7094

Males

6141

M50-54

6141

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

8886

Males

7111

M50-54

7111

20K→Half

12.4 - 13.1 mi

Top 26%
×2story building
+19ft-37ft

Overall

6704

Males

5814

M50-54

5814

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

10857

Males

7940

M50-54

7940

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

15309

Males

9689

M50-54

9689

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

14979

Males

9288

M50-54

9288

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

17163

Males

10188

M50-54

10188

21M→35K

21.0 - 21.8 mi

Top 73%
×7story building
+17ft-86ft

Overall

18533

Males

10882

M50-54

10882

35K→23M

21.8 - 23.0 mi

Top 67%
×5story building
+23ft-63ft

Overall

17082

Males

10095

M50-54

10095

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

17456

Males

10236

M50-54

10236

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

18512

Males

10710

M50-54

10710

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

19536

Males

11192

M50-54

11192

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2story building
+22ft-21ft

Overall

14328

Males

8656

M50-54

8656

Passing Analysis

Category:
Athletes Passed
446
Passed By
8475
Net Change
-8032
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4054
5K → 10K33768-735#4054#4789
10K → 15K19932-913#4789#5702
15K → 20K33767-734#5702#6436
20K → Half3932+7#6436#6429
Half → 25K46656-610#6429#7039
25K → 30K241767-1743#7039#8782
30K → 20M40536-496#8782#9278
20M → 21M22662-641#9278#9919
21M → 35K16486-472#9919#10391
35K → 23M39613-574#10391#10965
23M → 24M41428-387#10965#11352
24M → 40K25474-449#11352#11801
40K → 25.2M11233-222#11801#12023
25.2M → Finish58121-63#12023#12086
TOTALS4468475-8032
📊

Passing Visuals

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing