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BOSTON MARATHON 2023

Jacob Harris

Bib: 1344•M

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 5%
Division (M18-39)
#0 / 5285
Top 13%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:54
Rank: #851
Start → 5K
18:54 | 6:05/mi
10K· 6.21 mi
37:53
Rank: #962 (-111)
5K → 10K
18:59 | 6:07/mi
15K· 9.32 mi
57:03
Rank: #1012 (-50)
10K → 15K
19:10 | 6:10/mi
20K· 12.43 mi
1:16:38
Rank: #1067 (-55)
15K → 20K
19:35 | 6:18/mi
Half· 13.11 mi
1:20:54
Rank: #1080 (-13)
20K → Half
4:16 | 6:15/mi
25K· 15.53 mi
1:36:12
Rank: #1103 (-23)
Half → 25K
15:18 | 6:19/mi
30K· 18.64 mi
1:55:51
Rank: #1070 (+33)
25K → 30K
19:39 | 6:19/mi
20M
2:04:14
Rank: #1010 (+60)
30K → 20M
8:23 | 6:10/mi
21M
2:10:41
Rank: #961 (+49)
20M → 21M
6:27 | 6:27/mi
35K· 21.75 mi
2:15:08
Rank: #947 (+14)
21M → 35K
4:27 | 5:57/mi
23M
2:22:57
Rank: #916 (+31)
35K → 23M
7:49 | 6:15/mi
24M
2:29:01
Rank: #889 (+27)
23M → 24M
6:04 | 6:04/mi
40K· 24.85 mi
2:34:25
Rank: #875 (+14)
24M → 40K
5:24 | 6:19/mi
25.2M
2:36:44
Rank: #865 (+10)
40K → 25.2M
2:19 | 6:43/mi
Finish· 26.22 mi
2:42:52
Rank: #846 (+19)
25.2M → Finish
6:08 | 6:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:54
Pace6:10 /mi
2nd Half
Distance13.11 mi
Time1:21:58
Pace6:15 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:2818:546:0518:54
6:05
-
10K
6.21 mi10:38:2737:536:0618:59
6:07
+0:02
15K
9.32 mi10:57:3757:036:0719:10
6:10
+0:03
20K
12.43 mi11:17:121:16:386:1019:35
6:18
+0:08
Half
13.11 mi11:21:281:20:546:104:16
6:15
-0:03
25K
15.53 mi11:36:461:36:126:1215:18
6:19
+0:04
30K
18.64 mi11:56:251:55:516:1319:39
6:19
0:00
20M
20.00 mi12:04:482:04:146:138:23
6:10
-0:09
21M
21.00 mi12:11:152:10:416:136:27
6:27
+0:17
35K
21.75 mi12:15:422:15:086:134:27
5:57
-0:30
23M
23.00 mi12:23:312:22:576:137:49
6:15
+0:18
24M
24.00 mi12:29:352:29:016:136:04
6:04
-0:11
40K
24.85 mi12:34:592:34:256:135:24
6:19
+0:15
25.2M
25.20 mi12:37:182:36:446:132:19
6:43
+0:24
Finish
26.22 mi12:43:262:42:526:136:08
6:01
-0:42

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

5:57 /mi

Average Pace

6:13 /mi

Slowest Pace

6:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:33

99% of race

Time at Steady Pace

2:19

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:13 /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 mi10:19:2818:546:0518:54
6:05
#851
10K
6.21 mi10:38:2737:536:0618:59
6:07
#962
15K
9.32 mi10:57:3757:036:0719:10
6:10
#1012
20K
12.43 mi11:17:121:16:386:1019:35
6:18
#1067
Half
13.11 mi11:21:281:20:546:104:16
6:15
#1080
25K
15.53 mi11:36:461:36:126:1215:18
6:19
#1103
30K
18.64 mi11:56:251:55:516:1319:39
6:19
#1070
20M
20.00 mi12:04:482:04:146:138:23
6:10
#1010
21M
21.00 mi12:11:152:10:416:136:27
6:27
#961
35K
21.75 mi12:15:422:15:086:134:27
5:57
#947
23M
23.00 mi12:23:312:22:576:137:49
6:15
#916
24M
24.00 mi12:29:352:29:016:136:04
6:04
#889
40K
24.85 mi12:34:592:34:256:135:24
6:19
#875
25.2M
25.20 mi12:37:182:36:446:132:19
6:43
#865
Finish
26.22 mi12:43:262:42:526:136:08
6:01
#846
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi8518018011143(Top 4%)1090(Top 7%)1090(Top 21%)
10K6.21 mi3.10 mi962-111908-107908-1071083(Top 4%)1027(Top 7%)1027(Top 19%)
15K9.32 mi3.11 mi1012-50959-51959-511143(Top 4%)1090(Top 7%)1090(Top 21%)
20K12.43 mi3.11 mi1067-551012-531012-531381(Top 5%)1319(Top 9%)1319(Top 25%)
Half13.11 mi0.68 mi1080-131025-131025-131550(Top 6%)1485(Top 10%)1485(Top 28%)
25K15.53 mi2.42 mi1103-231048-231048-231366(Top 5%)1303(Top 9%)1303(Top 25%)
30K18.64 mi3.11 mi1070+331019+291019+29973(Top 4%)925(Top 6%)925(Top 18%)
20M20.00 mi1.36 mi1010+60960+59960+59607(Top 2%)572(Top 4%)572(Top 11%)
21M21.00 mi1.00 mi961+49914+46914+46569(Top 2%)535(Top 4%)535(Top 10%)
35K21.75 mi0.75 mi947+14900+14900+14598(Top 2%)560(Top 4%)560(Top 11%)
23M23.00 mi1.25 mi916+31869+31869+31701(Top 3%)661(Top 4%)661(Top 13%)
24M24.00 mi1.00 mi889+27842+27842+27686(Top 3%)649(Top 4%)649(Top 12%)
40K24.85 mi0.85 mi875+14828+14828+14934(Top 4%)883(Top 6%)883(Top 17%)
25.2M25.20 mi0.35 mi865+10819+9819+9918(Top 3%)874(Top 6%)874(Top 17%)
Finish26.22 mi1.02 mi846+19801+18801+18765(Top 3%)732(Top 5%)732(Top 14%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1143

Males

1090

M18-39

1090

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1083

Males

1027

M18-39

1027

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1143

Males

1090

M18-39

1090

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1381

Males

1319

M18-39

1319

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1550

Males

1485

M18-39

1485

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1366

Males

1303

M18-39

1303

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

973

Males

925

M18-39

925

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

607

Males

572

M18-39

572

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

569

Males

535

M18-39

535

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

598

Males

560

M18-39

560

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

701

Males

661

M18-39

661

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

686

Males

649

M18-39

649

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

934

Males

883

M18-39

883

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

918

Males

874

M18-39

874

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

765

Males

732

M18-39

732

Passing Analysis

Category:
Athletes Passed
346
Passed By
341
Net Change
+5
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#851
5K → 10K12123-111#851#962
10K → 15K1262-50#962#1012
15K → 20K1166-55#1012#1067
20K → Half013-13#1067#1080
Half → 25K1740-23#1080#1103
25K → 30K5219+33#1103#1070
30K → 20M611+60#1070#1010
20M → 21M501+49#1010#961
21M → 35K162+14#961#947
35K → 23M332+31#947#916
23M → 24M270+27#916#889
24M → 40K162+14#889#875
40K → 25.2M144+10#875#865
25.2M → Finish256+19#865#846
TOTALS346341+5
📊

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