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BOSTON MARATHON 2023

Shawn Smith

Bib: 13110•M

IN

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 46%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:05
Rank: #11921
Start → 5K
24:05 | 7:45/mi
10K· 6.21 mi
47:36
Rank: #11436 (+485)
5K → 10K
23:31 | 7:34/mi
15K· 9.32 mi
1:11:05
Rank: #11158 (+278)
10K → 15K
23:29 | 7:34/mi
20K· 12.43 mi
1:36:33
Rank: #12112 (-954)
15K → 20K
25:28 | 8:12/mi
Half· 13.11 mi
1:41:47
Rank: #12086 (+26)
20K → Half
5:14 | 7:40/mi
25K· 15.53 mi
2:00:58
Rank: #12072 (+14)
Half → 25K
19:11 | 7:55/mi
30K· 18.64 mi
2:26:52
Rank: #12290 (-218)
25K → 30K
25:54 | 8:20/mi
20M
2:37:57
Rank: #12200 (+90)
30K → 20M
11:05 | 8:09/mi
21M
2:46:42
Rank: #12158 (+42)
20M → 21M
8:45 | 8:45/mi
35K· 21.75 mi
2:52:42
Rank: #12160 (-2)
21M → 35K
6:00 | 8:01/mi
23M
3:03:25
Rank: #12253 (-93)
35K → 23M
10:43 | 8:34/mi
24M
3:11:38
Rank: #12267 (-14)
23M → 24M
8:13 | 8:13/mi
40K· 24.85 mi
3:18:56
Rank: #12304 (-37)
24M → 40K
7:18 | 8:32/mi
25.2M
3:22:02
Rank: #12315 (-11)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:30:07
Rank: #12296 (+19)
25.2M → Finish
8:05 | 7:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:47
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:48:20
Pace8:16 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2124:057:4524:05
7:45
-
10K
6.21 mi11:15:5247:367:4023:31
7:34
-0:11
15K
9.32 mi11:39:211:11:057:3823:29
7:34
0:00
20K
12.43 mi12:04:491:36:337:4625:28
8:12
+0:38
Half
13.11 mi12:10:031:41:477:465:14
7:40
-0:32
25K
15.53 mi12:29:142:00:587:4719:11
7:55
+0:15
30K
18.64 mi12:55:082:26:527:5325:54
8:20
+0:25
20M
20.00 mi13:06:132:37:577:5411:05
8:09
-0:11
21M
21.00 mi13:14:582:46:427:568:45
8:45
+0:36
35K
21.75 mi13:20:582:52:427:566:00
8:01
-0:44
23M
23.00 mi13:31:413:03:257:5810:43
8:34
+0:33
24M
24.00 mi13:39:543:11:387:598:13
8:13
-0:21
40K
24.85 mi13:47:123:18:568:007:18
8:32
+0:19
25.2M
25.20 mi13:50:183:22:028:013:06
8:59
+0:27
Finish
26.22 mi13:58:233:30:078:018:05
7:56
-1:03

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

7:34 /mi

Average Pace

8:01 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:21

73% of race

Time at Steady Pace

52:40

25% of race

Time at Slower Pace

3:06

1% of race

Average Pace: 8:01 /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 mi10:52:2124:057:4524:05
7:45
#11921
10K
6.21 mi11:15:5247:367:4023:31
7:34
#11436
15K
9.32 mi11:39:211:11:057:3823:29
7:34
#11158
20K
12.43 mi12:04:491:36:337:4625:28
8:12
#12112
Half
13.11 mi12:10:031:41:477:465:14
7:40
#12086
25K
15.53 mi12:29:142:00:587:4719:11
7:55
#12072
30K
18.64 mi12:55:082:26:527:5325:54
8:20
#12290
20M
20.00 mi13:06:132:37:577:5411:05
8:09
#12200
21M
21.00 mi13:14:582:46:427:568:45
8:45
#12158
35K
21.75 mi13:20:582:52:427:566:00
8:01
#12160
23M
23.00 mi13:31:413:03:257:5810:43
8:34
#12253
24M
24.00 mi13:39:543:11:387:598:13
8:13
#12267
40K
24.85 mi13:47:123:18:568:007:18
8:32
#12304
25.2M
25.20 mi13:50:183:22:028:013:06
8:59
#12315
Finish
26.22 mi13:58:233:30:078:018:05
7:56
#12296
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi119219078907810650(Top 40%)8478(Top 56%)8478(Top 413%)
10K6.21 mi3.10 mi11436+4858850+2288850+22811035(Top 41%)8695(Top 57%)8695(Top 424%)
15K9.32 mi3.11 mi11158+2788725+1258725+12510650(Top 40%)8478(Top 56%)8478(Top 413%)
20K12.43 mi3.11 mi12112-9549112-3879112-38714930(Top 56%)10241(Top 67%)10241(Top 499%)
Half13.11 mi0.68 mi12086+269100+129100+1211596(Top 44%)8909(Top 59%)8909(Top 434%)
25K15.53 mi2.42 mi12072+149075+259075+2511997(Top 45%)8907(Top 59%)8907(Top 434%)
30K18.64 mi3.11 mi12290-2189126-519126-5113254(Top 50%)9340(Top 62%)9340(Top 455%)
20M20.00 mi1.36 mi12200+909080+469080+4611384(Top 43%)8446(Top 56%)8446(Top 412%)
21M21.00 mi1.00 mi12158+429041+399041+3911943(Top 45%)8560(Top 56%)8560(Top 417%)
35K21.75 mi0.75 mi12160-29021+209021+2012239(Top 46%)8657(Top 57%)8657(Top 422%)
23M23.00 mi1.25 mi12253-939039-189039-1813559(Top 51%)9167(Top 60%)9167(Top 447%)
24M24.00 mi1.00 mi12267-149025+149025+1412705(Top 48%)8720(Top 57%)8720(Top 425%)
40K24.85 mi0.85 mi12304-379030-59030-513556(Top 51%)9032(Top 60%)9032(Top 440%)
25.2M25.20 mi0.35 mi12315-119022+89022+812396(Top 47%)8459(Top 56%)8459(Top 412%)
Finish26.22 mi1.02 mi12296+198991+318991+3111607(Top 44%)8100(Top 53%)8100(Top 395%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10650

Males

8478

M50-54

8478

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

11035

Males

8695

M50-54

8695

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10650

Males

8478

M50-54

8478

15K→20K

9.3 - 12.4 mi

Top 56%
×5stories
+106ft-86ft

Overall

14930

Males

10241

M50-54

10241

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

11596

Males

8909

M50-54

8909

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

11997

Males

8907

M50-54

8907

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

13254

Males

9340

M50-54

9340

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

11384

Males

8446

M50-54

8446

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

11943

Males

8560

M50-54

8560

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

12239

Males

8657

M50-54

8657

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

13559

Males

9167

M50-54

9167

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12705

Males

8720

M50-54

8720

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13556

Males

9032

M50-54

9032

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12396

Males

8459

M50-54

8459

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2stories
+22ft-21ft

Overall

11607

Males

8100

M50-54

8100

Passing Analysis

Category:
Athletes Passed
1878
Passed By
2253
Net Change
-375
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11921
5K → 10K615130+485#11921#11436
10K → 15K35779+278#11436#11158
15K → 20K25979-954#11158#12112
20K → Half4115+26#12112#12086
Half → 25K135121+14#12086#12072
25K → 30K136354-218#12072#12290
30K → 20M13848+90#12290#12200
20M → 21M11270+42#12200#12158
21M → 35K4648-2#12158#12160
35K → 23M55148-93#12160#12253
23M → 24M5973-14#12253#12267
24M → 40K4683-37#12267#12304
40K → 25.2M2435-11#12304#12315
25.2M → Finish8970+19#12315#12296
TOTALS18782253-375
📊

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