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BOSTON MARATHON 2024

Zachary Lee

Bib: 1256•M

HI

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 4%
Gender (Male)
#0 / 14578
Top 7%
Division (M18-39)
#0 / 4849
Top 16%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:26
Rank: #1851
Start → 5K
19:26 | 6:15/mi
10K· 6.21 mi
38:40
Rank: #1620 (+231)
5K → 10K
19:14 | 6:11/mi
15K· 9.32 mi
57:58
Rank: #1534 (+86)
10K → 15K
19:18 | 6:13/mi
20K· 12.43 mi
1:17:24
Rank: #1429 (+105)
15K → 20K
19:26 | 6:15/mi
Half· 13.11 mi
1:21:36
Rank: #1404 (+25)
20K → Half
4:12 | 6:09/mi
25K· 15.53 mi
1:36:47
Rank: #1303 (+101)
Half → 25K
15:11 | 6:16/mi
30K· 18.64 mi
1:56:40
Rank: #1165 (+138)
25K → 30K
19:53 | 6:24/mi
20M
2:05:39
Rank: #1115 (+50)
30K → 20M
8:59 | 6:37/mi
21M
2:12:34
Rank: #1067 (+48)
20M → 21M
6:55 | 6:55/mi
35K· 21.75 mi
2:17:32
Rank: #1068 (-1)
21M → 35K
4:58 | 6:38/mi
23M
2:26:00
Rank: #1052 (+16)
35K → 23M
8:28 | 6:46/mi
24M
2:32:32
Rank: #1026 (+26)
23M → 24M
6:32 | 6:32/mi
40K· 24.85 mi
2:38:14
Rank: #1012 (+14)
24M → 40K
5:42 | 6:40/mi
25.2M
2:40:45
Rank: #996 (+16)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:47:25
Rank: #994 (+2)
25.2M → Finish
6:40 | 6:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:36
Pace6:13 /mi
2nd Half
Distance13.11 mi
Time1:25:49
Pace6:33 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1319:266:1519:26
6:15
-
10K
6.21 mi10:39:2738:406:1319:14
6:11
-0:04
15K
9.32 mi10:58:4557:586:1319:18
6:13
+0:02
20K
12.43 mi11:18:111:17:246:1419:26
6:15
+0:02
Half
13.11 mi11:22:231:21:366:134:12
6:09
-0:06
25K
15.53 mi11:37:341:36:476:1415:11
6:16
+0:07
30K
18.64 mi11:57:271:56:406:1619:53
6:24
+0:08
20M
20.00 mi12:06:262:05:396:178:59
6:37
+0:13
21M
21.00 mi12:13:212:12:346:196:55
6:55
+0:18
35K
21.75 mi12:18:192:17:326:194:58
6:38
-0:17
23M
23.00 mi12:26:472:26:006:218:28
6:46
+0:08
24M
24.00 mi12:33:192:32:326:216:32
6:32
-0:14
40K
24.85 mi12:39:012:38:146:225:42
6:40
+0:08
25.2M
25.20 mi12:41:322:40:456:232:31
7:18
+0:38
Finish
26.22 mi12:48:122:47:256:236:40
6:33
-0:45

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

6:09 /mi

Average Pace

6:23 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:31

89% of race

Time at Steady Pace

15:23

9% of race

Time at Slower Pace

2:31

2% of race

Average Pace: 6:23 /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 mi10:20:1319:266:1519:26
6:15
#1851
10K
6.21 mi10:39:2738:406:1319:14
6:11
#1620
15K
9.32 mi10:58:4557:586:1319:18
6:13
#1534
20K
12.43 mi11:18:111:17:246:1419:26
6:15
#1429
Half
13.11 mi11:22:231:21:366:134:12
6:09
#1404
25K
15.53 mi11:37:341:36:476:1415:11
6:16
#1303
30K
18.64 mi11:57:271:56:406:1619:53
6:24
#1165
20M
20.00 mi12:06:262:05:396:178:59
6:37
#1115
21M
21.00 mi12:13:212:12:346:196:55
6:55
#1067
35K
21.75 mi12:18:192:17:326:194:58
6:38
#1068
23M
23.00 mi12:26:472:26:006:218:28
6:46
#1052
24M
24.00 mi12:33:192:32:326:216:32
6:32
#1026
40K
24.85 mi12:39:012:38:146:225:42
6:40
#1012
25.2M
25.20 mi12:41:322:40:456:232:31
7:18
#996
Finish
26.22 mi12:48:122:47:256:236:40
6:33
#994
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1851178917891405(Top 5%)1362(Top 9%)1362(Top 28%)
10K6.21 mi3.10 mi1620+2311566+2231566+2231462(Top 6%)1416(Top 10%)1416(Top 29%)
15K9.32 mi3.11 mi1534+861488+781488+781405(Top 5%)1362(Top 9%)1362(Top 28%)
20K12.43 mi3.11 mi1429+1051383+1051383+1051221(Top 5%)1180(Top 8%)1180(Top 24%)
Half13.11 mi0.68 mi1404+251358+251358+251160(Top 5%)1124(Top 8%)1124(Top 23%)
25K15.53 mi2.42 mi1303+1011259+991259+991015(Top 4%)977(Top 7%)977(Top 20%)
30K18.64 mi3.11 mi1165+1381125+1341125+134823(Top 3%)785(Top 5%)785(Top 16%)
20M20.00 mi1.36 mi1115+501075+501075+501095(Top 4%)1040(Top 7%)1040(Top 21%)
21M21.00 mi1.00 mi1067+481026+491026+49904(Top 4%)856(Top 6%)856(Top 18%)
35K21.75 mi0.75 mi1068-1102610261650(Top 6%)1538(Top 11%)1538(Top 32%)
23M23.00 mi1.25 mi1052+161009+171009+171198(Top 5%)1128(Top 8%)1128(Top 23%)
24M24.00 mi1.00 mi1026+26982+27982+271009(Top 4%)942(Top 6%)942(Top 19%)
40K24.85 mi0.85 mi1012+14967+15967+151019(Top 4%)945(Top 6%)945(Top 19%)
25.2M25.20 mi0.35 mi996+16951+16951+161015(Top 4%)936(Top 6%)936(Top 19%)
Finish26.22 mi1.02 mi994+2948+3948+31485(Top 6%)1337(Top 9%)1337(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1405

Males

1362

M18-39

1362

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1462

Males

1416

M18-39

1416

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1405

Males

1362

M18-39

1362

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1221

Males

1180

M18-39

1180

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1160

Males

1124

M18-39

1124

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1015

Males

977

M18-39

977

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

823

Males

785

M18-39

785

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1095

Males

1040

M18-39

1040

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

904

Males

856

M18-39

856

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1650

Males

1538

M18-39

1538

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1198

Males

1128

M18-39

1128

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1009

Males

942

M18-39

942

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1019

Males

945

M18-39

945

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1015

Males

936

M18-39

936

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1485

Males

1337

M18-39

1337

Passing Analysis

Category:
Athletes Passed
1040
Passed By
183
Net Change
+857
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1851
5K → 10K25019+231#1851#1620
10K → 15K10620+86#1620#1534
15K → 20K11712+105#1534#1429
20K → Half272+25#1429#1404
Half → 25K1109+101#1404#1303
25K → 30K15012+138#1303#1165
30K → 20M6515+50#1165#1115
20M → 21M5810+48#1115#1067
21M → 35K1516-1#1067#1068
35K → 23M3418+16#1068#1052
23M → 24M3610+26#1052#1026
24M → 40K239+14#1026#1012
40K → 25.2M215+16#1012#996
25.2M → Finish2826+2#996#994
TOTALS1040183+857
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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