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BOSTON MARATHON 2024

Pinyu Chiu

Bib: 15383•F

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
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
7:57/mi
24:41
↑ 97↓ 3451.5%
10K· 6.21 mi
8:11/mi
50:06
↑ 79↓ 1380.4%
15K· 9.32 mi
8:46/mi
1:17:21
↑ 67↓ 78
20K· 12.43 mi
9:25/mi
1:46:35
↑ 106↓ 860.1%
Half· 13.11 mi
9:04/mi
1:52:46
↑ 19↓ 370.5%
25K· 15.53 mi
9:44/mi
2:16:22
↑ 66↓ 880.2%
30K· 18.64 mi
11:12/mi
2:51:11
↑ 181↓ 1480.2%
20M
13:04/mi
3:08:56
↑ 64↓ 500.2%
21M
12:16/mi
3:21:12
↑ 106↓ 241.6%
35K· 21.75 mi
11:08/mi
3:29:32
↑ 17↓ 861.7%
23M
10:59/mi
3:43:17
↑ 23↓ 630.6%
24M
11:18/mi
3:54:35
↓ 821.3%
40K· 24.85 mi
11:13/mi
4:04:10
↓ 200.3%
25.2M
12:28/mi
4:08:28
↑ 13↓ 160.2%
Finish· 26.22 mi
8:42/mi
4:17:20
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:46
Pace8:36 /mi
2nd Half
Distance13.11 mi
Time2:24:34
Pace11:02 /mi
📊Positive Split: 28.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:2024:417:5724:41
7:57
-
10K
6.21 mi11:22:4550:068:0425:25
8:11
+0:14
15K
9.32 mi11:50:001:17:218:1827:15
8:46
+0:35
20K
12.43 mi12:19:141:46:358:3529:14
9:25
+0:39
Half
13.11 mi12:25:251:52:468:366:11
9:04
-0:21
25K
15.53 mi12:49:012:16:228:4723:36
9:44
+0:40
30K
18.64 mi13:23:502:51:119:1134:49
11:12
+1:28
20M
20.00 mi13:41:353:08:569:2717:45
13:04
+1:52
21M
21.00 mi13:53:513:21:129:3512:16
12:16
-0:48
35K
21.75 mi14:02:113:29:329:388:20
11:08
-1:08
23M
23.00 mi14:15:563:43:179:4213:45
10:59
-0:09
24M
24.00 mi14:27:143:54:359:4611:18
11:18
+0:19
40K
24.85 mi14:36:494:04:109:499:35
11:13
-0:05
25.2M
25.20 mi14:41:074:08:289:524:18
12:28
+1:15
Finish
26.22 mi14:49:594:17:209:498:52
8:42
-3:46

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

7:57 /mi

Average Pace

9:49 /mi

Slowest Pace

13:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:14

56% of race

Time at Steady Pace

1:17:47

30% of race

Time at Slower Pace

34:19

13% of race

Average Pace: 9:49 /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 mi10:57:2024:417:5724:41
7:57
#14246
10K
6.21 mi11:22:4550:068:0425:25
8:11
#14868
15K
9.32 mi11:50:001:17:218:1827:15
8:46
#15925
20K
12.43 mi12:19:141:46:358:3529:14
9:25
#16868
Half
13.11 mi12:25:251:52:468:366:11
9:04
#16951
25K
15.53 mi12:49:012:16:228:4723:36
9:44
#17252
30K
18.64 mi13:23:502:51:119:1134:49
11:12
#18175
20M
20.00 mi13:41:353:08:569:2717:45
13:04
#18822
21M
21.00 mi13:53:513:21:129:3512:16
12:16
#18875
35K
21.75 mi14:02:113:29:329:388:20
11:08
#18917
23M
23.00 mi14:15:563:43:179:4213:45
10:59
#18843
24M
24.00 mi14:27:143:54:359:4611:18
11:18
#18882
40K
24.85 mi14:36:494:04:109:499:35
11:13
#18856
25.2M
25.20 mi14:41:074:08:289:524:18
12:28
#18848
Finish
26.22 mi14:49:594:17:209:498:52
8:42
#18663
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi142464477447717849(Top 70%)6629(Top 61%)6629(Top 142%)
10K6.21 mi3.10 mi14868-6224858-3814858-38115426(Top 60%)5178(Top 47%)5178(Top 111%)
15K9.32 mi3.11 mi15925-10575518-6605518-66017849(Top 70%)6629(Top 61%)6629(Top 142%)
20K12.43 mi3.11 mi16868-9436090-5726090-57218906(Top 74%)7228(Top 66%)7228(Top 155%)
Half13.11 mi0.68 mi16951-836144-546144-5418585(Top 73%)7105(Top 65%)7105(Top 152%)
25K15.53 mi2.42 mi17252-3016342-1986342-19818335(Top 72%)7016(Top 64%)7016(Top 151%)
30K18.64 mi3.11 mi18175-9236933-5916933-59120447(Top 80%)8338(Top 76%)8338(Top 179%)
20M20.00 mi1.36 mi18822-6477299-3667299-36622927(Top 90%)9719(Top 89%)9719(Top 209%)
21M21.00 mi1.00 mi18875-537362-637362-6319393(Top 76%)8015(Top 73%)8015(Top 172%)
35K21.75 mi0.75 mi18917-427400-387400-3820109(Top 79%)8395(Top 77%)8395(Top 180%)
23M23.00 mi1.25 mi18843+747375+257375+2518387(Top 72%)7601(Top 70%)7601(Top 163%)
24M24.00 mi1.00 mi18882-397421-467421-4619994(Top 78%)8433(Top 77%)8433(Top 181%)
40K24.85 mi0.85 mi18856+267420+17420+118631(Top 73%)7818(Top 72%)7818(Top 168%)
25.2M25.20 mi0.35 mi18848+87426-67426-618471(Top 72%)7756(Top 71%)7756(Top 166%)
Finish26.22 mi1.02 mi18663+1857367+597367+5912669(Top 50%)4805(Top 44%)4805(Top 103%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

17849

Females

6629

F18-39

6629

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

15426

Females

5178

F18-39

5178

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

17849

Females

6629

F18-39

6629

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

18906

Females

7228

F18-39

7228

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

18585

Females

7105

F18-39

7105

Half→25K

13.1 - 15.5 mi

Top 72%
×4story building
+66ft-88ft

Overall

18335

Females

7016

F18-39

7016

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

20447

Females

8338

F18-39

8338

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

22927

Females

9719

F18-39

9719

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

19393

Females

8015

F18-39

8015

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

20109

Females

8395

F18-39

8395

35K→23M

21.8 - 23.0 mi

Top 72%
×5story building
+23ft-63ft

Overall

18387

Females

7601

F18-39

7601

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

19994

Females

8433

F18-39

8433

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

18631

Females

7818

F18-39

7818

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

18471

Females

7756

F18-39

7756

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

12669

Females

4805

F18-39

4805

Passing Analysis

Category:
Athletes Passed
1016
Passed By
5433
Net Change
-4417
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14246
5K → 10K100722-622#14246#14868
10K → 15K521109-1057#14868#15925
15K → 20K671010-943#15925#16868
20K → Half21104-83#16868#16951
Half → 25K111412-301#16951#17252
25K → 30K68991-923#17252#18175
30K → 20M13660-647#18175#18822
20M → 21M67120-53#18822#18875
21M → 35K4587-42#18875#18917
35K → 23M12955+74#18917#18843
23M → 24M5392-39#18843#18882
24M → 40K7044+26#18882#18856
40K → 25.2M3224+8#18856#18848
25.2M → Finish1883+185#18848#18663
TOTALS10165433-4417
📊

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