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BOSTON MARATHON 2023

Matthew Shinners

Bib: 2018•M

NC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 19%
Division (M18-39)
#0 / 5285
Top 40%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
21:06
Rank: #4582
Start → 5K
21:06 | 6:47/mi
10K· 6.21 mi
41:42
Rank: #4081 (+501)
5K → 10K
20:36 | 6:38/mi
15K· 9.32 mi
1:02:30
Rank: #4064 (+17)
10K → 15K
20:48 | 6:42/mi
20K· 12.43 mi
1:23:24
Rank: #3970 (+94)
15K → 20K
20:54 | 6:44/mi
Half· 13.11 mi
1:27:56
Rank: #3949 (+21)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:44:15
Rank: #3871 (+78)
Half → 25K
16:19 | 6:44/mi
30K· 18.64 mi
2:05:24
Rank: #3664 (+207)
25K → 30K
21:09 | 6:48/mi
20M
2:14:28
Rank: #3481 (+183)
30K → 20M
9:04 | 6:40/mi
21M
2:21:26
Rank: #3325 (+156)
20M → 21M
6:58 | 6:58/mi
35K· 21.75 mi
2:26:23
Rank: #3302 (+23)
21M → 35K
4:57 | 6:37/mi
23M
2:34:53
Rank: #3228 (+74)
35K → 23M
8:30 | 6:47/mi
24M
2:41:26
Rank: #3160 (+68)
23M → 24M
6:33 | 6:33/mi
40K· 24.85 mi
2:47:11
Rank: #3093 (+67)
24M → 40K
5:45 | 6:44/mi
25.2M
2:49:38
Rank: #3054 (+39)
40K → 25.2M
2:27 | 7:06/mi
Finish· 26.22 mi
2:56:15
Rank: #2983 (+71)
25.2M → Finish
6:37 | 6:30/mi

Course Map & Elevation

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:27:56
Pace6:42 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:28:19
Pace6:44 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5321:066:4721:06
6:47
-
10K
6.21 mi10:42:2941:426:4320:36
6:38
-0:09
15K
9.32 mi11:03:171:02:306:4220:48
6:42
+0:04
20K
12.43 mi11:24:111:23:246:4320:54
6:44
+0:02
Half
13.11 mi11:28:431:27:566:424:32
6:39
-0:05
25K
15.53 mi11:45:021:44:156:4316:19
6:44
+0:05
30K
18.64 mi12:06:112:05:246:4421:09
6:48
+0:04
20M
20.00 mi12:15:152:14:286:439:04
6:40
-0:08
21M
21.00 mi12:22:132:21:266:446:58
6:58
+0:18
35K
21.75 mi12:27:102:26:236:444:57
6:37
-0:21
23M
23.00 mi12:35:402:34:536:448:30
6:47
+0:10
24M
24.00 mi12:42:132:41:266:446:33
6:33
-0:14
40K
24.85 mi12:47:582:47:116:445:45
6:44
+0:11
25.2M
25.20 mi12:50:252:49:386:442:27
7:06
+0:22
Finish
26.22 mi12:57:022:56:156:446:37
6:30
-0:36

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

6:30 /mi

Average Pace

6:44 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:46:50

95% of race

Time at Steady Pace

9:25

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:43 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:21:5321:066:4721:06
6:47
#4582
10K
6.21 mi10:42:2941:426:4320:36
6:38
#4081
15K
9.32 mi11:03:171:02:306:4220:48
6:42
#4064
20K
12.43 mi11:24:111:23:246:4320:54
6:44
#3970
Half
13.11 mi11:28:431:27:566:424:32
6:39
#3949
25K
15.53 mi11:45:021:44:156:4316:19
6:44
#3871
30K
18.64 mi12:06:112:05:246:4421:09
6:48
#3664
20M
20.00 mi12:15:152:14:286:439:04
6:40
#3481
21M
21.00 mi12:22:132:21:266:446:58
6:58
#3325
35K
21.75 mi12:27:102:26:236:444:57
6:37
#3302
23M
23.00 mi12:35:402:34:536:448:30
6:47
#3228
24M
24.00 mi12:42:132:41:266:446:33
6:33
#3160
40K
24.85 mi12:47:582:47:116:445:45
6:44
#3093
25.2M
25.20 mi12:50:252:49:386:442:27
7:06
#3054
Finish
26.22 mi12:57:022:56:156:446:37
6:30
#2983
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4582427042704062(Top 15%)3811(Top 25%)3811(Top 72%)
10K6.21 mi3.10 mi4081+5013836+4343836+4343709(Top 14%)3504(Top 23%)3504(Top 66%)
15K9.32 mi3.11 mi4064+173820+163820+164062(Top 15%)3811(Top 25%)3811(Top 72%)
20K12.43 mi3.11 mi3970+943736+843736+843767(Top 14%)3555(Top 23%)3555(Top 67%)
Half13.11 mi0.68 mi3949+213714+223714+223735(Top 14%)3519(Top 23%)3519(Top 67%)
25K15.53 mi2.42 mi3871+783651+633651+633584(Top 13%)3379(Top 22%)3379(Top 64%)
30K18.64 mi3.11 mi3664+2073463+1883463+1883025(Top 11%)2858(Top 19%)2858(Top 54%)
20M20.00 mi1.36 mi3481+1833292+1713292+1712171(Top 8%)2066(Top 14%)2066(Top 39%)
21M21.00 mi1.00 mi3325+1563150+1423150+1422018(Top 8%)1913(Top 13%)1913(Top 36%)
35K21.75 mi0.75 mi3302+233127+233127+233074(Top 12%)2876(Top 19%)2876(Top 54%)
23M23.00 mi1.25 mi3228+743058+693058+692596(Top 10%)2437(Top 16%)2437(Top 46%)
24M24.00 mi1.00 mi3160+682997+612997+612318(Top 9%)2169(Top 14%)2169(Top 41%)
40K24.85 mi0.85 mi3093+672930+672930+672462(Top 9%)2282(Top 15%)2282(Top 43%)
25.2M25.20 mi0.35 mi3054+392893+372893+372139(Top 8%)1995(Top 13%)1995(Top 38%)
Finish26.22 mi1.02 mi2983+712824+692824+692441(Top 9%)2249(Top 15%)2249(Top 43%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4062

Males

3811

M18-39

3811

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3709

Males

3504

M18-39

3504

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4062

Males

3811

M18-39

3811

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3767

Males

3555

M18-39

3555

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3735

Males

3519

M18-39

3519

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3584

Males

3379

M18-39

3379

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3025

Males

2858

M18-39

2858

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2171

Males

2066

M18-39

2066

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2018

Males

1913

M18-39

1913

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3074

Males

2876

M18-39

2876

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2596

Males

2437

M18-39

2437

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2318

Males

2169

M18-39

2169

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2462

Males

2282

M18-39

2282

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2139

Males

1995

M18-39

1995

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2441

Males

2249

M18-39

2249

Passing Analysis

Category:
Athletes Passed
1992
Passed By
393
Net Change
+1599
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4582
5K → 10K55352+501#4582#4081
10K → 15K129112+17#4081#4064
15K → 20K16369+94#4064#3970
20K → Half3312+21#3970#3949
Half → 25K11840+78#3949#3871
25K → 30K23427+207#3871#3664
30K → 20M1841+183#3664#3481
20M → 21M1615+156#3481#3325
21M → 35K3613+23#3325#3302
35K → 23M9117+74#3302#3228
23M → 24M757+68#3228#3160
24M → 40K7912+67#3160#3093
40K → 25.2M434+39#3093#3054
25.2M → Finish9322+71#3054#2983
TOTALS1992393+1599
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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