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BOSTON MARATHON 2024

Sherry (shao-Yu) Chiu

Bib: 30361•F

TX

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
10:39/mi
33:05
↑ 97↓ 3451.5%
10K· 6.21 mi
10:38/mi
1:06:06
↑ 79↓ 1380.4%
15K· 9.32 mi
10:37/mi
1:39:04
↑ 67↓ 78
20K· 12.43 mi
10:45/mi
2:12:28
↑ 106↓ 860.1%
Half· 13.11 mi
10:45/mi
2:19:48
↑ 19↓ 370.5%
25K· 15.53 mi
10:57/mi
2:46:21
↑ 66↓ 880.2%
30K· 18.64 mi
11:23/mi
3:21:44
↑ 181↓ 1480.2%
20M
11:34/mi
3:37:27
↑ 64↓ 500.2%
21M
12:21/mi
3:49:48
↑ 106↓ 241.6%
35K· 21.75 mi
11:39/mi
3:58:31
↑ 17↓ 861.7%
23M
11:42/mi
4:13:10
↑ 23↓ 630.6%
24M
11:54/mi
4:25:04
↓ 821.3%
40K· 24.85 mi
12:00/mi
4:35:20
↓ 200.3%
25.2M
12:34/mi
4:39:40
↑ 13↓ 160.2%
Finish· 26.22 mi
11:00/mi
4:50:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:19:48
Pace10:40 /mi
2nd Half
Distance13.11 mi
Time2:31:05
Pace11:32 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:59:0533:0510:3933:05
10:39
-
10K
6.21 mi12:32:061:06:0610:3833:01
10:38
-0:01
15K
9.32 mi13:05:041:39:0410:3832:58
10:37
-0:01
20K
12.43 mi13:38:282:12:2810:4033:24
10:45
+0:08
Half
13.11 mi13:45:482:19:4810:407:20
10:45
0:00
25K
15.53 mi14:12:212:46:2110:4326:33
10:57
+0:12
30K
18.64 mi14:47:443:21:4410:4935:23
11:23
+0:26
20M
20.00 mi15:03:273:37:2710:5215:43
11:34
+0:11
21M
21.00 mi15:15:483:49:4810:5712:21
12:21
+0:47
35K
21.75 mi15:24:313:58:3110:588:43
11:39
-0:42
23M
23.00 mi15:39:104:13:1011:0014:39
11:42
+0:03
24M
24.00 mi15:51:044:25:0411:0311:54
11:54
+0:12
40K
24.85 mi16:01:204:35:2011:0510:16
12:00
+0:06
25.2M
25.20 mi16:05:404:39:4011:064:20
12:34
+0:34
Finish
26.22 mi16:16:534:50:5311:0611:13
11:00
-1:34

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

10:37 /mi

Average Pace

11:06 /mi

Slowest Pace

12:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:57:23

82% of race

Time at Steady Pace

49:10

17% of race

Time at Slower Pace

4:20

1% of race

Average Pace: 11:06 /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 mi11:59:0533:0510:3933:05
10:39
#24353
10K
6.21 mi12:32:061:06:0610:3833:01
10:38
#24040
15K
9.32 mi13:05:041:39:0410:3832:58
10:37
#23701
20K
12.43 mi13:38:282:12:2810:4033:24
10:45
#23343
Half
13.11 mi13:45:482:19:4810:407:20
10:45
#23339
25K
15.53 mi14:12:212:46:2110:4326:33
10:57
#23014
30K
18.64 mi14:47:443:21:4410:4935:23
11:23
#22618
20M
20.00 mi15:03:273:37:2710:5215:43
11:34
#22484
21M
21.00 mi15:15:483:49:4810:5712:21
12:21
#22339
35K
21.75 mi15:24:313:58:3110:588:43
11:39
#22298
23M
23.00 mi15:39:104:13:1011:0014:39
11:42
#22172
24M
24.00 mi15:51:044:25:0411:0311:54
11:54
#22128
40K
24.85 mi16:01:204:35:2011:0510:16
12:00
#22062
25.2M
25.20 mi16:05:404:39:4011:064:20
12:34
#22009
Finish
26.22 mi16:16:534:50:5311:0611:13
11:00
#21998
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24353101541015423110(Top 90%)9490(Top 87%)9490(Top 204%)
10K6.21 mi3.10 mi24040+3139976+1789976+17823731(Top 93%)9814(Top 90%)9814(Top 211%)
15K9.32 mi3.11 mi23701+3399790+1869790+18623110(Top 90%)9490(Top 87%)9490(Top 204%)
20K12.43 mi3.11 mi23343+3589615+1759615+17522180(Top 87%)9009(Top 82%)9009(Top 193%)
Half13.11 mi0.68 mi23339+49615961523150(Top 91%)9574(Top 88%)9574(Top 205%)
25K15.53 mi2.42 mi23014+3259463+1529463+15221411(Top 84%)8695(Top 80%)8695(Top 187%)
30K18.64 mi3.11 mi22618+3969289+1749289+17420799(Top 81%)8536(Top 78%)8536(Top 183%)
20M20.00 mi1.36 mi22484+1349236+539236+5320564(Top 80%)8520(Top 78%)8520(Top 183%)
21M21.00 mi1.00 mi22339+1459177+599177+5919575(Top 77%)8114(Top 74%)8114(Top 174%)
35K21.75 mi0.75 mi22298+419164+139164+1321184(Top 83%)8937(Top 82%)8937(Top 192%)
23M23.00 mi1.25 mi22172+1269126+389126+3820123(Top 79%)8460(Top 77%)8460(Top 182%)
24M24.00 mi1.00 mi22128+449120+69120+621260(Top 83%)9066(Top 83%)9066(Top 195%)
40K24.85 mi0.85 mi22062+669110+109110+1020475(Top 80%)8754(Top 80%)8754(Top 188%)
25.2M25.20 mi0.35 mi22009+539090+209090+2018717(Top 73%)7885(Top 72%)7885(Top 169%)
Finish26.22 mi1.02 mi21998+119101-119101-1121365(Top 84%)9144(Top 84%)9144(Top 196%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

23110

Females

9490

F18-39

9490

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

23731

Females

9814

F18-39

9814

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

23110

Females

9490

F18-39

9490

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

22180

Females

9009

F18-39

9009

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

23150

Females

9574

F18-39

9574

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

21411

Females

8695

F18-39

8695

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

20799

Females

8536

F18-39

8536

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

20564

Females

8520

F18-39

8520

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

19575

Females

8114

F18-39

8114

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

21184

Females

8937

F18-39

8937

35K→23M

21.8 - 23.0 mi

Top 79%
×5story building
+23ft-63ft

Overall

20123

Females

8460

F18-39

8460

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

21260

Females

9066

F18-39

9066

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

20475

Females

8754

F18-39

8754

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

18717

Females

7885

F18-39

7885

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

21365

Females

9144

F18-39

9144

Passing Analysis

Category:
Athletes Passed
2656
Passed By
301
Net Change
+2355
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24353
5K → 10K36754+313#24353#24040
10K → 15K36122+339#24040#23701
15K → 20K37820+358#23701#23343
20K → Half2622+4#23343#23339
Half → 25K3305+325#23339#23014
25K → 30K41014+396#23014#22618
30K → 20M14915+134#22618#22484
20M → 21M1527+145#22484#22339
21M → 35K6928+41#22339#22298
35K → 23M14115+126#22298#22172
23M → 24M7531+44#22172#22128
24M → 40K8418+66#22128#22062
40K → 25.2M585+53#22062#22009
25.2M → Finish5645+11#22009#21998
TOTALS2656301+2355
📊

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