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BOSTON MARATHON 2024

Shu Zhang

Bib: 11817•F

WA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 39%
Gender (Female)
#0 / 10924
Top 24%
Division (F18-39)
#0 / 4660
Top 40%
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
7:43/mi
23:57
↑ 97↓ 3451.5%
10K· 6.21 mi
7:55/mi
48:34
↑ 79↓ 1380.4%
15K· 9.32 mi
7:56/mi
1:13:14
↑ 67↓ 78
20K· 12.43 mi
8:00/mi
1:38:05
↑ 106↓ 860.1%
Half· 13.11 mi
7:46/mi
1:43:23
↑ 19↓ 370.5%
25K· 15.53 mi
8:05/mi
2:02:59
↑ 66↓ 880.2%
30K· 18.64 mi
8:18/mi
2:28:45
↑ 181↓ 1480.2%
20M
8:34/mi
2:40:23
↑ 64↓ 500.2%
21M
9:06/mi
2:49:29
↑ 106↓ 241.6%
35K· 21.75 mi
8:29/mi
2:55:50
↑ 17↓ 861.7%
23M
8:08/mi
3:06:01
↑ 23↓ 630.6%
24M
8:04/mi
3:14:05
↓ 821.3%
40K· 24.85 mi
8:14/mi
3:21:07
↓ 200.3%
25.2M
8:22/mi
3:24:00
↑ 13↓ 160.2%
Finish· 26.22 mi
7:18/mi
3:31:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:23
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time1:48:03
Pace8:15 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1623:577:4323:57
7:43
-
10K
6.21 mi11:16:5348:347:4924:37
7:55
+0:12
15K
9.32 mi11:41:331:13:147:5124:40
7:56
+0:01
20K
12.43 mi12:06:241:38:057:5424:51
8:00
+0:04
Half
13.11 mi12:11:421:43:237:535:18
7:46
-0:14
25K
15.53 mi12:31:182:02:597:5519:36
8:05
+0:19
30K
18.64 mi12:57:042:28:457:5925:46
8:18
+0:13
20M
20.00 mi13:08:422:40:238:0111:38
8:34
+0:16
21M
21.00 mi13:17:482:49:298:049:06
9:06
+0:32
35K
21.75 mi13:24:092:55:508:056:21
8:29
-0:37
23M
23.00 mi13:34:203:06:018:0510:11
8:08
-0:21
24M
24.00 mi13:42:243:14:058:058:04
8:04
-0:04
40K
24.85 mi13:49:263:21:078:057:02
8:14
+0:10
25.2M
25.20 mi13:52:193:24:008:062:53
8:22
+0:08
Finish
26.22 mi13:59:453:31:268:047:26
7:18
-1:04

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

7:18 /mi

Average Pace

8:04 /mi

Slowest Pace

9:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

36:41

17% of race

Time at Steady Pace

1:59:01

56% of race

Time at Slower Pace

55:44

26% of race

Average Pace: 8:04 /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 mi10:52:1623:577:4323:57
7:43
#12385
10K
6.21 mi11:16:5348:347:4924:37
7:55
#12992
15K
9.32 mi11:41:331:13:147:5124:40
7:56
#12953
20K
12.43 mi12:06:241:38:057:5424:51
8:00
#12597
Half
13.11 mi12:11:421:43:237:535:18
7:46
#12493
25K
15.53 mi12:31:182:02:597:5519:36
8:05
#12104
30K
18.64 mi12:57:042:28:457:5925:46
8:18
#11512
20M
20.00 mi13:08:422:40:238:0111:38
8:34
#11329
21M
21.00 mi13:17:482:49:298:049:06
9:06
#11115
35K
21.75 mi13:24:092:55:508:056:21
8:29
#11060
23M
23.00 mi13:34:203:06:018:0510:11
8:08
#10700
24M
24.00 mi13:42:243:14:058:058:04
8:04
#10470
40K
24.85 mi13:49:263:21:078:057:02
8:14
#10312
25.2M
25.20 mi13:52:193:24:008:062:53
8:22
#10175
Finish
26.22 mi13:59:453:31:268:047:26
7:18
#9904
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi123853348334813002(Top 51%)3799(Top 35%)3799(Top 82%)
10K6.21 mi3.10 mi12992-6073725-3773725-37713621(Top 53%)4113(Top 38%)4113(Top 88%)
15K9.32 mi3.11 mi12953+393728-33728-313002(Top 51%)3799(Top 35%)3799(Top 82%)
20K12.43 mi3.11 mi12597+3563541+1873541+18711807(Top 46%)3213(Top 29%)3213(Top 69%)
Half13.11 mi0.68 mi12493+1043490+513490+5111131(Top 44%)2871(Top 26%)2871(Top 62%)
25K15.53 mi2.42 mi12104+3893320+1703320+17010728(Top 42%)2827(Top 26%)2827(Top 61%)
30K18.64 mi3.11 mi11512+5923097+2233097+2239539(Top 37%)2474(Top 23%)2474(Top 53%)
20M20.00 mi1.36 mi11329+1833052+453052+459782(Top 38%)2837(Top 26%)2837(Top 61%)
21M21.00 mi1.00 mi11115+2142993+592993+599048(Top 35%)2719(Top 25%)2719(Top 58%)
35K21.75 mi0.75 mi11060+553004-113004-1110686(Top 42%)3574(Top 33%)3574(Top 77%)
23M23.00 mi1.25 mi10700+3602881+1232881+1236467(Top 25%)1676(Top 15%)1676(Top 36%)
24M24.00 mi1.00 mi10470+2302811+702811+707027(Top 28%)2017(Top 18%)2017(Top 43%)
40K24.85 mi0.85 mi10312+1582774+372774+376974(Top 27%)2117(Top 19%)2117(Top 45%)
25.2M25.20 mi0.35 mi10175+1372723+512723+514000(Top 16%)842(Top 8%)842(Top 18%)
Finish26.22 mi1.02 mi9904+2712624+992624+994530(Top 18%)996(Top 9%)996(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21story building
+97ft-345ft

Overall

13002

Females

3799

F18-39

3799

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

13621

Females

4113

F18-39

4113

10K→15K

6.2 - 9.3 mi

Top 51%
×3story building
+67ft-78ft

Overall

13002

Females

3799

F18-39

3799

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

11807

Females

3213

F18-39

3213

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

11131

Females

2871

F18-39

2871

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

10728

Females

2827

F18-39

2827

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

9539

Females

2474

F18-39

2474

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

9782

Females

2837

F18-39

2837

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

9048

Females

2719

F18-39

2719

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

10686

Females

3574

F18-39

3574

35K→23M

21.8 - 23.0 mi

Top 25%
×5story building
+23ft-63ft

Overall

6467

Females

1676

F18-39

1676

23M→24M

23.0 - 24.0 mi

Top 28%
×6story building
+12ft-82ft

Overall

7027

Females

2017

F18-39

2017

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

6974

Females

2117

F18-39

2117

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4000

Females

842

F18-39

842

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2story building
+22ft-21ft

Overall

4530

Females

996

F18-39

996

Passing Analysis

Category:
Athletes Passed
3770*
Passed By
1289
Net Change
+2481
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12385
5K → 10K111718-607#12385#12992
10K → 15K230191+39#12992#12953
15K → 20K44286+356#12953#12597
20K → Half1084+104#12597#12493
Half → 25K44354+389#12493#12104
25K → 30K64250+592#12104#11512
30K → 20M23855+183#11512#11329
20M → 21M25743+214#11329#11115
21M → 35K11156+55#11115#11060
35K → 23M3644+360#11060#10700
23M → 24M2399+230#10700#10470
24M → 40K172*14+158#10470#10312
40K → 25.2M1381+137#10312#10175
25.2M → Finish275*4+271#10175#9904
TOTALS3770*1289+2481

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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