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BOSTON MARATHON 2023

Jordan Cohen

Bib: 25569•M

NY

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:03
Rank: #18946
Start → 5K
27:03 | 8:42/mi
10K· 6.21 mi
53:06
Rank: #18179 (+767)
5K → 10K
26:03 | 8:23/mi
15K· 9.32 mi
1:19:32
Rank: #18070 (+109)
10K → 15K
26:26 | 8:30/mi
20K· 12.43 mi
1:45:50
Rank: #17675 (+395)
15K → 20K
26:18 | 8:28/mi
Half· 13.11 mi
1:51:33
Rank: #17622 (+53)
20K → Half
5:43 | 8:23/mi
25K· 15.53 mi
2:12:52
Rank: #17645 (-23)
Half → 25K
21:19 | 8:48/mi
30K· 18.64 mi
2:55:46
Rank: #21259 (-3614)
25K → 30K
42:54 | 13:48/mi
20M
3:09:09
Rank: #21150 (+109)
30K → 20M
13:23 | 9:51/mi
21M
3:19:42
Rank: #21055 (+95)
20M → 21M
10:33 | 10:33/mi
35K· 21.75 mi
3:26:50
Rank: #21013 (+42)
21M → 35K
7:08 | 9:32/mi
23M
3:39:17
Rank: #20901 (+112)
35K → 23M
12:27 | 9:57/mi
24M
3:49:46
Rank: #20967 (-66)
23M → 24M
10:29 | 10:29/mi
40K· 24.85 mi
3:58:14
Rank: #20896 (+71)
24M → 40K
8:28 | 9:54/mi
25.2M
4:01:41
Rank: #20843 (+53)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
4:11:03
Rank: #20774 (+69)
25.2M → Finish
9:22 | 9:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:33
Pace8:31 /mi
2nd Half
Distance13.11 mi
Time2:19:30
Pace10:38 /mi
📊Positive Split: 25.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2627:038:4227:03
8:42
-
10K
6.21 mi12:17:2953:068:3326:03
8:23
-0:19
15K
9.32 mi12:43:551:19:328:3226:26
8:30
+0:07
20K
12.43 mi13:10:131:45:508:3126:18
8:28
-0:02
Half
13.11 mi13:15:561:51:338:315:43
8:23
-0:05
25K
15.53 mi13:37:152:12:528:3321:19
8:48
+0:25
30K
18.64 mi14:20:092:55:469:2642:54
13:48
+5:00
20M
20.00 mi14:33:323:09:099:2713:23
9:51
-3:57
21M
21.00 mi14:44:053:19:429:3110:33
10:33
+0:42
35K
21.75 mi14:51:133:26:509:317:08
9:32
-1:01
23M
23.00 mi15:03:403:39:179:3212:27
9:57
+0:25
24M
24.00 mi15:14:093:49:469:3410:29
10:29
+0:32
40K
24.85 mi15:22:373:58:149:358:28
9:54
-0:35
25.2M
25.20 mi15:26:044:01:419:353:27
10:00
+0:06
Finish
26.22 mi15:35:264:11:039:359:22
9:11
-0:49

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

8:23 /mi

Average Pace

9:35 /mi

Slowest Pace

13:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:12:52

53% of race

Time at Steady Pace

54:15

22% of race

Time at Slower Pace

1:03:56

25% of race

Average Pace: 9:34 /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 mi11:51:2627:038:4227:03
8:42
#18946
10K
6.21 mi12:17:2953:068:3326:03
8:23
#18179
15K
9.32 mi12:43:551:19:328:3226:26
8:30
#18070
20K
12.43 mi13:10:131:45:508:3126:18
8:28
#17675
Half
13.11 mi13:15:561:51:338:315:43
8:23
#17622
25K
15.53 mi13:37:152:12:528:3321:19
8:48
#17645
30K
18.64 mi14:20:092:55:469:2642:54
13:48
#21259
20M
20.00 mi14:33:323:09:099:2713:23
9:51
#21150
21M
21.00 mi14:44:053:19:429:3110:33
10:33
#21055
35K
21.75 mi14:51:133:26:509:317:08
9:32
#21013
23M
23.00 mi15:03:403:39:179:3212:27
9:57
#20901
24M
24.00 mi15:14:093:49:469:3410:29
10:29
#20967
40K
24.85 mi15:22:373:58:149:358:28
9:54
#20896
25.2M
25.20 mi15:26:044:01:419:353:27
10:00
#20843
Finish
26.22 mi15:35:264:11:039:359:22
9:11
#20774
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi18946117531175317885(Top 67%)11430(Top 75%)11430(Top 216%)
10K6.21 mi3.10 mi18179+76711523+23011523+23017502(Top 66%)11295(Top 74%)11295(Top 214%)
15K9.32 mi3.11 mi18070+10911481+4211481+4217885(Top 67%)11430(Top 75%)11430(Top 216%)
20K12.43 mi3.11 mi17675+39511326+15511326+15516647(Top 63%)10897(Top 72%)10897(Top 206%)
Half13.11 mi0.68 mi17622+5311307+1911307+1917092(Top 64%)11102(Top 73%)11102(Top 210%)
25K15.53 mi2.42 mi17645-2311300+711300+717920(Top 67%)11376(Top 75%)11376(Top 215%)
30K18.64 mi3.11 mi21259-361412812-151212812-151225927(Top 97%)14837(Top 98%)14837(Top 281%)
20M20.00 mi1.36 mi21150+10912740+7212740+7220035(Top 75%)12133(Top 80%)12133(Top 230%)
21M21.00 mi1.00 mi21055+9512683+5712683+5719771(Top 74%)11940(Top 79%)11940(Top 226%)
35K21.75 mi0.75 mi21013+4212658+2512658+2520001(Top 75%)12035(Top 79%)12035(Top 228%)
23M23.00 mi1.25 mi20901+11212603+5512603+5519842(Top 75%)11943(Top 79%)11943(Top 226%)
24M24.00 mi1.00 mi20967-6612620-1712620-1722026(Top 83%)12886(Top 85%)12886(Top 244%)
40K24.85 mi0.85 mi20896+7112577+4312577+4319734(Top 74%)11794(Top 78%)11794(Top 223%)
25.2M25.20 mi0.35 mi20843+5312548+2912548+2917489(Top 66%)10749(Top 71%)10749(Top 203%)
Finish26.22 mi1.02 mi20774+6912510+3812510+3818920(Top 71%)11488(Top 76%)11488(Top 217%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

17885

Males

11430

M18-39

11430

5K→10K

3.1 - 6.2 mi

Top 66%
×5stories
+79ft-138ft

Overall

17502

Males

11295

M18-39

11295

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

17885

Males

11430

M18-39

11430

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

16647

Males

10897

M18-39

10897

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

17092

Males

11102

M18-39

11102

Half→25K

13.1 - 15.5 mi

Top 67%
×4stories
+66ft-88ft

Overall

17920

Males

11376

M18-39

11376

25K→30K

15.5 - 18.6 mi

Top 97%
×9stories
+181ft-148ft

Overall

25927

Males

14837

M18-39

14837

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

20035

Males

12133

M18-39

12133

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

19771

Males

11940

M18-39

11940

21M→35K

21.0 - 21.8 mi

Top 75%
×7stories
+17ft-86ft

Overall

20001

Males

12035

M18-39

12035

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

19842

Males

11943

M18-39

11943

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

22026

Males

12886

M18-39

12886

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

19734

Males

11794

M18-39

11794

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

17489

Males

10749

M18-39

10749

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

18920

Males

11488

M18-39

11488

Passing Analysis

Category:
Athletes Passed
2420
Passed By
4248
Net Change
-1828
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18946
5K → 10K891124+767#18946#18179
10K → 15K250141+109#18179#18070
15K → 20K43237+395#18070#17675
20K → Half6310+53#17675#17622
Half → 25K110133-23#17622#17645
25K → 30K23616-3614#17645#21259
30K → 20M12415+109#21259#21150
20M → 21M12025+95#21150#21055
21M → 35K6018+42#21055#21013
35K → 23M12917+112#21013#20901
23M → 24M2793-66#20901#20967
24M → 40K8110+71#20967#20896
40K → 25.2M541+53#20896#20843
25.2M → Finish778+69#20843#20774
TOTALS24204248-1828
📊

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