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BOSTON MARATHON 2024

Qiangzhong Zou

Bib: 2696•M

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
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
5:32/mi
17:11
↑ 97↓ 3451.5%
10K· 6.21 mi
5:43/mi
34:56
↑ 79↓ 1380.4%
15K· 9.32 mi
5:48/mi
52:57
↑ 67↓ 78
20K· 12.43 mi
5:48/mi
1:10:57
↑ 106↓ 860.1%
Half· 13.11 mi
5:46/mi
1:14:53
↑ 19↓ 370.5%
25K· 15.53 mi
6:24/mi
1:30:24
↑ 66↓ 880.2%
30K· 18.64 mi
7:27/mi
1:53:32
↑ 181↓ 1480.2%
20M
8:31/mi
2:05:06
↑ 64↓ 500.2%
21M
13:36/mi
2:18:42
↑ 106↓ 241.6%
35K· 21.75 mi
15:57/mi
2:30:38
↑ 17↓ 861.7%
23M
18:05/mi
2:53:16
↑ 23↓ 630.6%
24M
9:37/mi
3:02:53
↓ 821.3%
40K· 24.85 mi
24:13/mi
3:23:35
↓ 200.3%
25.2M
93:54/mi
3:55:58
↑ 13↓ 160.2%
Finish· 26.22 mi
16:59/mi
4:13:16
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:14:53
Pace5:43 /mi
2nd Half
Distance13.11 mi
Time2:58:23
Pace13:36 /mi
📊Positive Split: 138.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:1217:115:3217:11
5:32
-
10K
6.21 mi10:36:5734:565:3717:45
5:43
+0:11
15K
9.32 mi10:54:5852:575:4118:01
5:48
+0:05
20K
12.43 mi11:12:581:10:575:4318:00
5:48
0:00
Half
13.11 mi11:16:541:14:535:433:56
5:46
-0:02
25K
15.53 mi11:32:251:30:245:4915:31
6:24
+0:38
30K
18.64 mi11:55:331:53:326:0523:08
7:27
+1:03
20M
20.00 mi12:07:072:05:066:1511:34
8:31
+1:04
21M
21.00 mi12:20:432:18:426:3613:36
13:36
+5:05
35K
21.75 mi12:32:392:30:386:5611:56
15:57
+2:21
23M
23.00 mi12:55:172:53:167:3222:38
18:05
+2:08
24M
24.00 mi13:04:543:02:537:379:37
9:37
-8:28
40K
24.85 mi13:25:363:23:358:1120:42
24:13
+14:36
25.2M
25.20 mi13:57:593:55:589:2232:23
93:54
+69:41
Finish
26.22 mi14:15:174:13:169:4017:18
16:59
-76:55

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

5:32 /mi

Average Pace

9:40 /mi

Slowest Pace

93:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:20:11

79% of race

Time at Slower Pace

53:05

21% of race

Average Pace: 9:40 /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 mi10:19:1217:115:3217:11
5:32
#186
10K
6.21 mi10:36:5734:565:3717:45
5:43
#243
15K
9.32 mi10:54:5852:575:4118:01
5:48
#276
20K
12.43 mi11:12:581:10:575:4318:00
5:48
#264
Half
13.11 mi11:16:541:14:535:433:56
5:46
#265
25K
15.53 mi11:32:251:30:245:4915:31
6:24
#359
30K
18.64 mi11:55:331:53:326:0523:08
7:27
#738
20M
20.00 mi12:07:072:05:066:1511:34
8:31
#1035
21M
21.00 mi12:20:432:18:426:3613:36
13:36
#2102
35K
21.75 mi12:32:392:30:386:5611:56
15:57
#3787
23M
23.00 mi12:55:172:53:167:3222:38
18:05
#6938
24M
24.00 mi13:04:543:02:537:379:37
9:37
#7304
40K
24.85 mi13:25:363:23:358:1120:42
24:13
#10942
25.2M
25.20 mi13:57:593:55:589:2232:23
93:54
#17164
Finish
26.22 mi14:15:174:13:169:4017:18
16:59
#18138
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi186167167375(Top 1%)353(Top 2%)353(Top 7%)
10K6.21 mi3.10 mi243-57222-55222-55332(Top 1%)310(Top 2%)310(Top 6%)
15K9.32 mi3.11 mi276-33255-33255-33375(Top 1%)353(Top 2%)353(Top 7%)
20K12.43 mi3.11 mi264+12243+12243+12285(Top 1%)263(Top 2%)263(Top 5%)
Half13.11 mi0.68 mi265-1244-1244-1347(Top 1%)327(Top 2%)327(Top 7%)
25K15.53 mi2.42 mi359-94337-93337-931440(Top 6%)1389(Top 10%)1389(Top 29%)
30K18.64 mi3.11 mi738-379708-371708-3714842(Top 19%)4240(Top 29%)4240(Top 87%)
20M20.00 mi1.36 mi1035-297998-290998-2909514(Top 37%)6802(Top 47%)6802(Top 140%)
21M21.00 mi1.00 mi2102-10672014-10162014-101621737(Top 85%)12520(Top 86%)12520(Top 258%)
35K21.75 mi0.75 mi3787-16853520-15063520-150625154(Top 98%)14309(Top 98%)14309(Top 295%)
23M23.00 mi1.25 mi6938-31515787-22675787-226725419(Top 99%)14496(Top 99%)14496(Top 299%)
24M24.00 mi1.00 mi7304-3665964-1775964-17714943(Top 58%)8996(Top 62%)8996(Top 186%)
40K24.85 mi0.85 mi10942-36387822-18587822-185825526(Top 100%)14559(Top 100%)14559(Top 300%)
25.2M25.20 mi0.35 mi17164-622210594-277210594-277225549(Top 100%)14577(Top 100%)14577(Top 301%)
Finish26.22 mi1.02 mi18138-97411008-41411008-41425413(Top 99%)14470(Top 99%)14470(Top 298%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21story building
+97ft-345ft

Overall

375

Males

353

M18-39

353

5K→10K

3.1 - 6.2 mi

Top 1%
×5story building
+79ft-138ft

Overall

332

Males

310

M18-39

310

10K→15K

6.2 - 9.3 mi

Top 1%
×3story building
+67ft-78ft

Overall

375

Males

353

M18-39

353

15K→20K

9.3 - 12.4 mi

Top 1%
×5story building
+106ft-86ft

Overall

285

Males

263

M18-39

263

20K→Half

12.4 - 13.1 mi

Top 1%
×2story building
+19ft-37ft

Overall

347

Males

327

M18-39

327

Half→25K

13.1 - 15.5 mi

Top 6%
×4story building
+66ft-88ft

Overall

1440

Males

1389

M18-39

1389

25K→30K

15.5 - 18.6 mi

Top 19%
×9story building
+181ft-148ft

Overall

4842

Males

4240

M18-39

4240

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

9514

Males

6802

M18-39

6802

20M→21M

20.0 - 21.0 mi

Top 85%
×8story building
+106ft-24ft

Overall

21737

Males

12520

M18-39

12520

21M→35K

21.0 - 21.8 mi

Top 98%
×7story building
+17ft-86ft

Overall

25154

Males

14309

M18-39

14309

35K→23M

21.8 - 23.0 mi

Top 99%
×5story building
+23ft-63ft

Overall

25419

Males

14496

M18-39

14496

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

14943

Males

8996

M18-39

8996

24M→40K

24.0 - 24.9 mi

Top 100%
×1story
+6ft-20ft

Overall

25526

Males

14559

M18-39

14559

40K→25.2M

24.9 - 25.2 mi

Top 100%
×1story
+13ft-16ft

Overall

25549

Males

14577

M18-39

14577

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2story building
+22ft-21ft

Overall

25413

Males

14470

M18-39

14470

Passing Analysis

Category:
Athletes Passed
76
Passed By
18026
Net Change
-17952
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#186
5K → 10K057-57#186#243
10K → 15K437-33#243#276
15K → 20K2614+12#276#264
20K → Half23-1#264#265
Half → 25K195-94#265#359
25K → 30K1380-379#359#738
30K → 20M5302-297#738#1035
20M → 21M01067-1067#1035#2102
21M → 35K11686-1685#2102#3787
35K → 23M03151-3151#3787#6938
23M → 24M27393-366#6938#7304
24M → 40K23638-3638#7304#10942
40K → 25.2M06222-6222#10942#17164
25.2M → Finish7981-974#17164#18138
TOTALS7618026-17952
📊

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