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BOSTON MARATHON 2023

Stephen Howard

Bib: 6766•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 38%
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
23:03
Rank: #8971
Start → 5K
23:03 | 7:25/mi
10K· 6.21 mi
46:27
Rank: #9793 (-822)
5K → 10K
23:24 | 7:32/mi
15K· 9.32 mi
1:09:44
Rank: #9872 (-79)
10K → 15K
23:17 | 7:30/mi
20K· 12.43 mi
1:32:52
Rank: #9589 (+283)
15K → 20K
23:08 | 7:27/mi
Half· 13.11 mi
1:37:55
Rank: #9581 (+8)
20K → Half
5:03 | 7:24/mi
25K· 15.53 mi
1:56:19
Rank: #9536 (+45)
Half → 25K
18:24 | 7:35/mi
30K· 18.64 mi
2:22:49
Rank: #10443 (-907)
25K → 30K
26:30 | 8:32/mi
20M
2:33:08
Rank: #10210 (+233)
30K → 20M
10:19 | 7:36/mi
21M
2:41:22
Rank: #10086 (+124)
20M → 21M
8:14 | 8:14/mi
35K· 21.75 mi
2:46:56
Rank: #9986 (+100)
21M → 35K
5:34 | 7:26/mi
23M
2:56:46
Rank: #9891 (+95)
35K → 23M
9:50 | 7:51/mi
24M
3:04:40
Rank: #9886 (+5)
23M → 24M
7:54 | 7:54/mi
40K· 24.85 mi
3:11:42
Rank: #9937 (-51)
24M → 40K
7:02 | 8:14/mi
25.2M
3:14:46
Rank: #9955 (-18)
40K → 25.2M
3:04 | 8:54/mi
Finish· 26.22 mi
3:23:07
Rank: #10076 (-121)
25.2M → Finish
8:21 | 8:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:55
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:45:12
Pace8:01 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:4123:037:2523:03
7:25
-
10K
6.21 mi11:12:0546:277:2923:24
7:32
+0:07
15K
9.32 mi11:35:221:09:447:2923:17
7:30
-0:02
20K
12.43 mi11:58:301:32:527:2823:08
7:27
-0:03
Half
13.11 mi12:03:331:37:557:285:03
7:24
-0:03
25K
15.53 mi12:21:571:56:197:2918:24
7:35
+0:11
30K
18.64 mi12:48:272:22:497:4026:30
8:32
+0:57
20M
20.00 mi12:58:462:33:087:3910:19
7:36
-0:56
21M
21.00 mi13:07:002:41:227:418:14
8:14
+0:38
35K
21.75 mi13:12:342:46:567:415:34
7:26
-0:48
23M
23.00 mi13:22:242:56:467:419:50
7:51
+0:25
24M
24.00 mi13:30:183:04:407:427:54
7:54
+0:03
40K
24.85 mi13:37:203:11:427:437:02
8:14
+0:20
25.2M
25.20 mi13:40:243:14:467:443:04
8:54
+0:40
Finish
26.22 mi13:48:453:23:077:458:21
8:12
-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

7:24 /mi

Average Pace

7:45 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:12:12

65% of race

Time at Slower Pace

1:10:55

35% of race

Average Pace: 7:45 /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 mi10:48:4123:037:2523:03
7:25
#8971
10K
6.21 mi11:12:0546:277:2923:24
7:32
#9793
15K
9.32 mi11:35:221:09:447:2923:17
7:30
#9872
20K
12.43 mi11:58:301:32:527:2823:08
7:27
#9589
Half
13.11 mi12:03:331:37:557:285:03
7:24
#9581
25K
15.53 mi12:21:571:56:197:2918:24
7:35
#9536
30K
18.64 mi12:48:272:22:497:4026:30
8:32
#10443
20M
20.00 mi12:58:462:33:087:3910:19
7:36
#10210
21M
21.00 mi13:07:002:41:227:418:14
8:14
#10086
35K
21.75 mi13:12:342:46:567:415:34
7:26
#9986
23M
23.00 mi13:22:242:56:467:419:50
7:51
#9891
24M
24.00 mi13:30:183:04:407:427:54
7:54
#9886
40K
24.85 mi13:37:203:11:427:437:02
8:14
#9937
25.2M
25.20 mi13:40:243:14:467:443:04
8:54
#9955
Finish
26.22 mi13:48:453:23:077:458:21
8:12
#10076
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi89717578757810121(Top 38%)8208(Top 54%)8208(Top 155%)
10K6.21 mi3.10 mi9793-8228042-4648042-46410703(Top 40%)8531(Top 56%)8531(Top 161%)
15K9.32 mi3.11 mi9872-798087-458087-4510121(Top 38%)8208(Top 54%)8208(Top 155%)
20K12.43 mi3.11 mi9589+2837913+1747913+1748877(Top 33%)7430(Top 49%)7430(Top 141%)
Half13.11 mi0.68 mi9581+87912+17912+19425(Top 35%)7775(Top 51%)7775(Top 147%)
25K15.53 mi2.42 mi9536+457860+527860+529458(Top 36%)7690(Top 51%)7690(Top 146%)
30K18.64 mi3.11 mi10443-9078308-4488308-44814492(Top 54%)9850(Top 65%)9850(Top 186%)
20M20.00 mi1.36 mi10210+2338168+1408168+1407446(Top 28%)6251(Top 41%)6251(Top 118%)
21M21.00 mi1.00 mi10086+1248087+818087+818798(Top 33%)6953(Top 46%)6953(Top 132%)
35K21.75 mi0.75 mi9986+1008012+758012+758093(Top 30%)6564(Top 43%)6564(Top 124%)
23M23.00 mi1.25 mi9891+957932+807932+808759(Top 33%)6840(Top 45%)6840(Top 129%)
24M24.00 mi1.00 mi9886+57896+367896+3610498(Top 39%)7653(Top 50%)7653(Top 145%)
40K24.85 mi0.85 mi9937-517891+57891+511503(Top 43%)8069(Top 53%)8069(Top 153%)
25.2M25.20 mi0.35 mi9955-187886+57886+511809(Top 44%)8152(Top 54%)8152(Top 154%)
Finish26.22 mi1.02 mi10076-1217930-447930-4413357(Top 50%)8942(Top 59%)8942(Top 169%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

10121

Males

8208

M18-39

8208

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

10703

Males

8531

M18-39

8531

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

10121

Males

8208

M18-39

8208

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

8877

Males

7430

M18-39

7430

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9425

Males

7775

M18-39

7775

Half→25K

13.1 - 15.5 mi

Top 36%
×4stories
+66ft-88ft

Overall

9458

Males

7690

M18-39

7690

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

14492

Males

9850

M18-39

9850

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7446

Males

6251

M18-39

6251

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

8798

Males

6953

M18-39

6953

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

8093

Males

6564

M18-39

6564

35K→23M

21.8 - 23.0 mi

Top 33%
×5stories
+23ft-63ft

Overall

8759

Males

6840

M18-39

6840

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

10498

Males

7653

M18-39

7653

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11503

Males

8069

M18-39

8069

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11809

Males

8152

M18-39

8152

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2stories
+22ft-21ft

Overall

13357

Males

8942

M18-39

8942

Passing Analysis

Category:
Athletes Passed
1541*
Passed By
2643
Net Change
-1105
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8971
5K → 10K72894-822#8971#9793
10K → 15K143222-79#9793#9872
15K → 20K318*35+283#9872#9589
20K → Half3123+8#9589#9581
Half → 25K14095+45#9581#9536
25K → 30K32938-907#9536#10443
30K → 20M239*6+233#10443#10210
20M → 21M14420+124#10210#10086
21M → 35K115*15+100#10086#9986
35K → 23M12227+95#9986#9891
23M → 24M7468+5#9891#9886
24M → 40K50101-51#9886#9937
40K → 25.2M2341-18#9937#9955
25.2M → Finish38158-121#9955#10076
TOTALS1541*2643-1105

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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