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BOSTON MARATHON 2023

Jk Jones

Bib: 3015•M

UT

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 15%
Gender (Male)
#0 / 15176
Top 25%
Division (M18-39)
#0 / 5285
Top 49%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:56
Rank: #4008
Start → 5K
20:56 | 6:44/mi
10K· 6.21 mi
41:26
Rank: #3679 (+329)
5K → 10K
20:30 | 6:36/mi
15K· 9.32 mi
1:02:20
Rank: #3894 (-215)
10K → 15K
20:54 | 6:44/mi
20K· 12.43 mi
1:23:16
Rank: #3868 (+26)
15K → 20K
20:56 | 6:44/mi
Half· 13.11 mi
1:27:45
Rank: #3829 (+39)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:44:09
Rank: #3817 (+12)
Half → 25K
16:24 | 6:46/mi
30K· 18.64 mi
2:05:50
Rank: #3853 (-36)
25K → 30K
21:41 | 6:59/mi
20M
2:15:26
Rank: #3886 (-33)
30K → 20M
9:36 | 7:04/mi
21M
2:22:59
Rank: #3952 (-66)
20M → 21M
7:33 | 7:33/mi
35K· 21.75 mi
2:28:01
Rank: #3931 (+21)
21M → 35K
5:02 | 6:44/mi
23M
2:36:52
Rank: #3932 (-1)
35K → 23M
8:51 | 7:04/mi
24M
2:43:42
Rank: #3925 (+7)
23M → 24M
6:50 | 6:50/mi
40K· 24.85 mi
2:49:47
Rank: #3957 (-32)
24M → 40K
6:05 | 7:07/mi
25.2M
2:52:24
Rank: #3957
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
2:59:25
Rank: #4004 (-47)
25.2M → Finish
7:01 | 6:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:45
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:31:40
Pace7:00 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2820:566:4420:56
6:44
-
10K
6.21 mi10:42:5841:266:4020:30
6:36
-0:08
15K
9.32 mi11:03:521:02:206:4120:54
6:44
+0:08
20K
12.43 mi11:24:481:23:166:4220:56
6:44
0:00
Half
13.11 mi11:29:171:27:456:424:29
6:34
-0:10
25K
15.53 mi11:45:411:44:096:4216:24
6:46
+0:12
30K
18.64 mi12:07:222:05:506:4521:41
6:59
+0:13
20M
20.00 mi12:16:582:15:266:469:36
7:04
+0:05
21M
21.00 mi12:24:312:22:596:497:33
7:33
+0:29
35K
21.75 mi12:29:332:28:016:485:02
6:44
-0:49
23M
23.00 mi12:38:242:36:526:498:51
7:04
+0:20
24M
24.00 mi12:45:142:43:426:496:50
6:50
-0:14
40K
24.85 mi12:51:192:49:476:506:05
7:07
+0:17
25.2M
25.20 mi12:53:562:52:246:502:37
7:35
+0:28
Finish
26.22 mi13:00:572:59:256:517:01
6:53
-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

6:34 /mi

Average Pace

6:51 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:15

94% of race

Time at Steady Pace

10:10

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:51 /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 mi10:22:2820:566:4420:56
6:44
#4008
10K
6.21 mi10:42:5841:266:4020:30
6:36
#3679
15K
9.32 mi11:03:521:02:206:4120:54
6:44
#3894
20K
12.43 mi11:24:481:23:166:4220:56
6:44
#3868
Half
13.11 mi11:29:171:27:456:424:29
6:34
#3829
25K
15.53 mi11:45:411:44:096:4216:24
6:46
#3817
30K
18.64 mi12:07:222:05:506:4521:41
6:59
#3853
20M
20.00 mi12:16:582:15:266:469:36
7:04
#3886
21M
21.00 mi12:24:312:22:596:497:33
7:33
#3952
35K
21.75 mi12:29:332:28:016:485:02
6:44
#3931
23M
23.00 mi12:38:242:36:526:498:51
7:04
#3932
24M
24.00 mi12:45:142:43:426:496:50
6:50
#3925
40K
24.85 mi12:51:192:49:476:506:05
7:07
#3957
25.2M
25.20 mi12:53:562:52:246:502:37
7:35
#3957
Finish
26.22 mi13:00:572:59:256:517:01
6:53
#4004
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4008376137614385(Top 16%)4104(Top 27%)4104(Top 78%)
10K6.21 mi3.10 mi3679+3293469+2923469+2923488(Top 13%)3304(Top 22%)3304(Top 63%)
15K9.32 mi3.11 mi3894-2153669-2003669-2004385(Top 16%)4104(Top 27%)4104(Top 78%)
20K12.43 mi3.11 mi3868+263648+213648+213874(Top 15%)3654(Top 24%)3654(Top 69%)
Half13.11 mi0.68 mi3829+393616+323616+323263(Top 12%)3113(Top 21%)3113(Top 59%)
25K15.53 mi2.42 mi3817+123604+123604+123847(Top 14%)3619(Top 24%)3619(Top 68%)
30K18.64 mi3.11 mi3853-363633-293633-294213(Top 16%)3927(Top 26%)3927(Top 74%)
20M20.00 mi1.36 mi3886-333661-283661-284395(Top 17%)4044(Top 27%)4044(Top 77%)
21M21.00 mi1.00 mi3952-663719-583719-584798(Top 18%)4325(Top 28%)4325(Top 82%)
35K21.75 mi0.75 mi3931+213697+223697+223731(Top 14%)3448(Top 23%)3448(Top 65%)
23M23.00 mi1.25 mi3932-13690+73690+74131(Top 16%)3787(Top 25%)3787(Top 72%)
24M24.00 mi1.00 mi3925+73681+93681+93827(Top 14%)3499(Top 23%)3499(Top 66%)
40K24.85 mi0.85 mi3957-323704-233704-234433(Top 17%)3934(Top 26%)3934(Top 74%)
25.2M25.20 mi0.35 mi3957370437044280(Top 16%)3750(Top 25%)3750(Top 71%)
Finish26.22 mi1.02 mi4004-473748-443748-444532(Top 17%)3940(Top 26%)3940(Top 75%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4385

Males

4104

M18-39

4104

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3488

Males

3304

M18-39

3304

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4385

Males

4104

M18-39

4104

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

3874

Males

3654

M18-39

3654

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3263

Males

3113

M18-39

3113

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3847

Males

3619

M18-39

3619

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4213

Males

3927

M18-39

3927

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4395

Males

4044

M18-39

4044

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

4798

Males

4325

M18-39

4325

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3731

Males

3448

M18-39

3448

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4131

Males

3787

M18-39

3787

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3827

Males

3499

M18-39

3499

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4433

Males

3934

M18-39

3934

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4280

Males

3750

M18-39

3750

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4532

Males

3940

M18-39

3940

Passing Analysis

Category:
Athletes Passed
1169
Passed By
1165
Net Change
+4
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4008
5K → 10K42394+329#4008#3679
10K → 15K47262-215#3679#3894
15K → 20K12599+26#3894#3868
20K → Half489+39#3868#3829
Half → 25K8674+12#3829#3817
25K → 30K96132-36#3817#3853
30K → 20M5285-33#3853#3886
20M → 21M48114-66#3886#3952
21M → 35K4524+21#3952#3931
35K → 23M5758-1#3931#3932
23M → 24M5447+7#3932#3925
24M → 40K3264-32#3925#3957
40K → 25.2M25250#3957#3957
25.2M → Finish3178-47#3957#4004
TOTALS11691165+4
📊

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