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BOSTON MARATHON 2024

Zhexiong Zhong

Bib: 4220•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 10%
Gender (Male)
#0 / 14578
Top 17%
Masters (Masters Men)
#0 / 9729
Top 7%
Division (M40-44)
#0 / 2009
Top 21%
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
6:37/mi
20:33
↑ 97↓ 3451.5%
10K· 6.21 mi
6:33/mi
40:55
↑ 79↓ 1380.4%
15K· 9.32 mi
6:41/mi
1:01:42
↑ 67↓ 78
20K· 12.43 mi
6:49/mi
1:22:52
↑ 106↓ 860.1%
Half· 13.11 mi
6:40/mi
1:27:25
↑ 19↓ 370.5%
25K· 15.53 mi
6:45/mi
1:43:47
↑ 66↓ 880.2%
30K· 18.64 mi
7:00/mi
2:05:31
↑ 181↓ 1480.2%
20M
6:55/mi
2:14:55
↑ 64↓ 500.2%
21M
7:19/mi
2:22:14
↑ 106↓ 241.6%
35K· 21.75 mi
6:40/mi
2:27:13
↑ 17↓ 861.7%
23M
7:11/mi
2:36:13
↑ 23↓ 630.6%
24M
6:55/mi
2:43:08
↓ 821.3%
40K· 24.85 mi
7:06/mi
2:49:12
↓ 200.3%
25.2M
8:10/mi
2:52:01
↑ 13↓ 160.2%
Finish· 26.22 mi
6:55/mi
2:59:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:25
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:31:39
Pace6:59 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5520:336:3720:33
6:37
-
10K
6.21 mi10:44:1740:556:3520:22
6:33
-0:04
15K
9.32 mi11:05:041:01:426:3720:47
6:41
+0:08
20K
12.43 mi11:26:141:22:526:4021:10
6:49
+0:08
Half
13.11 mi11:30:471:27:256:404:33
6:40
-0:09
25K
15.53 mi11:47:091:43:476:4116:22
6:45
+0:05
30K
18.64 mi12:08:532:05:316:4421:44
7:00
+0:15
20M
20.00 mi12:18:172:14:556:459:24
6:55
-0:05
21M
21.00 mi12:25:362:22:146:467:19
7:19
+0:24
35K
21.75 mi12:30:352:27:136:464:59
6:40
-0:39
23M
23.00 mi12:39:352:36:136:489:00
7:11
+0:31
24M
24.00 mi12:46:302:43:086:486:55
6:55
-0:16
40K
24.85 mi12:52:342:49:126:486:04
7:06
+0:11
25.2M
25.20 mi12:55:232:52:016:502:49
8:10
+1:04
Finish
26.22 mi13:02:262:59:046:507:03
6:55
-1:15

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

6:33 /mi

Average Pace

6:50 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:11:14

40% of race

Time at Steady Pace

1:28:42

50% of race

Time at Slower Pace

19:08

11% of race

Average Pace: 6:50 /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 mi10:23:5520:336:3720:33
6:37
#4113
10K
6.21 mi10:44:1740:556:3520:22
6:33
#3660
15K
9.32 mi11:05:041:01:426:3720:47
6:41
#3710
20K
12.43 mi11:26:141:22:526:4021:10
6:49
#3711
Half
13.11 mi11:30:471:27:256:404:33
6:40
#3715
25K
15.53 mi11:47:091:43:476:4116:22
6:45
#3512
30K
18.64 mi12:08:532:05:316:4421:44
7:00
#3264
20M
20.00 mi12:18:172:14:556:459:24
6:55
#3097
21M
21.00 mi12:25:362:22:146:467:19
7:19
#2955
35K
21.75 mi12:30:352:27:136:464:59
6:40
#2873
23M
23.00 mi12:39:352:36:136:489:00
7:11
#2813
24M
24.00 mi12:46:302:43:086:486:55
6:55
#2735
40K
24.85 mi12:52:342:49:126:486:04
7:06
#2663
25.2M
25.20 mi12:55:232:52:016:502:49
8:10
#2662
Finish
26.22 mi13:02:262:59:046:507:03
6:55
#2662
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4113388438843835(Top 15%)3610(Top 25%)3610(Top 180%)
10K6.21 mi3.10 mi3660+4533470+4143470+4143342(Top 13%)3176(Top 22%)3176(Top 158%)
15K9.32 mi3.11 mi3710-503517-473517-473835(Top 15%)3610(Top 25%)3610(Top 180%)
20K12.43 mi3.11 mi3711-13516+13516+13932(Top 15%)3680(Top 25%)3680(Top 183%)
Half13.11 mi0.68 mi3715-43521-53521-53520(Top 14%)3323(Top 23%)3323(Top 165%)
25K15.53 mi2.42 mi3512+2033329+1923329+1922900(Top 11%)2735(Top 19%)2735(Top 136%)
30K18.64 mi3.11 mi3264+2483091+2383091+2382845(Top 11%)2656(Top 18%)2656(Top 132%)
20M20.00 mi1.36 mi3097+1672932+1592932+1592034(Top 8%)1912(Top 13%)1912(Top 95%)
21M21.00 mi1.00 mi2955+1422796+1362796+1361919(Top 8%)1791(Top 12%)1791(Top 89%)
35K21.75 mi0.75 mi2873+822713+832713+831777(Top 7%)1653(Top 11%)1653(Top 82%)
23M23.00 mi1.25 mi2813+602651+622651+622532(Top 10%)2278(Top 16%)2278(Top 113%)
24M24.00 mi1.00 mi2735+782579+722579+722055(Top 8%)1860(Top 13%)1860(Top 93%)
40K24.85 mi0.85 mi2663+722508+712508+712160(Top 8%)1917(Top 13%)1917(Top 95%)
25.2M25.20 mi0.35 mi2662+12501+72501+73227(Top 13%)2670(Top 18%)2670(Top 133%)
Finish26.22 mi1.02 mi26622495+62495+62786(Top 11%)2361(Top 16%)2361(Top 118%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21story building
+97ft-345ft

Overall

3835

Males

3610

M40-44

3610

5K→10K

3.1 - 6.2 mi

Top 13%
×5story building
+79ft-138ft

Overall

3342

Males

3176

M40-44

3176

10K→15K

6.2 - 9.3 mi

Top 15%
×3story building
+67ft-78ft

Overall

3835

Males

3610

M40-44

3610

15K→20K

9.3 - 12.4 mi

Top 15%
×5story building
+106ft-86ft

Overall

3932

Males

3680

M40-44

3680

20K→Half

12.4 - 13.1 mi

Top 14%
×2story building
+19ft-37ft

Overall

3520

Males

3323

M40-44

3323

Half→25K

13.1 - 15.5 mi

Top 11%
×4story building
+66ft-88ft

Overall

2900

Males

2735

M40-44

2735

25K→30K

15.5 - 18.6 mi

Top 11%
×9story building
+181ft-148ft

Overall

2845

Males

2656

M40-44

2656

30K→20M

18.6 - 20.0 mi

Top 8%
×5story building
+64ft-50ft

Overall

2034

Males

1912

M40-44

1912

20M→21M

20.0 - 21.0 mi

Top 8%
×8story building
+106ft-24ft

Overall

1919

Males

1791

M40-44

1791

21M→35K

21.0 - 21.8 mi

Top 7%
×7story building
+17ft-86ft

Overall

1777

Males

1653

M40-44

1653

35K→23M

21.8 - 23.0 mi

Top 10%
×5story building
+23ft-63ft

Overall

2532

Males

2278

M40-44

2278

23M→24M

23.0 - 24.0 mi

Top 8%
×6story building
+12ft-82ft

Overall

2055

Males

1860

M40-44

1860

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2160

Males

1917

M40-44

1917

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3227

Males

2670

M40-44

2670

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

2786

Males

2361

M40-44

2361

Passing Analysis

Category:
Athletes Passed
2023
Passed By
572
Net Change
+1451
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4113
5K → 10K46916+453#4113#3660
10K → 15K102152-50#3660#3710
15K → 20K138139-1#3710#3711
20K → Half1620-4#3711#3715
Half → 25K23229+203#3715#3512
25K → 30K30153+248#3512#3264
30K → 20M1758+167#3264#3097
20M → 21M1497+142#3097#2955
21M → 35K853+82#2955#2873
35K → 23M10343+60#2873#2813
23M → 24M9921+78#2813#2735
24M → 40K8614+72#2735#2663
40K → 25.2M2120+1#2663#2662
25.2M → Finish47470#2662#2662
TOTALS2023572+1451
📊

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