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BOSTON MARATHON 2023

Matthew Vossler

Bib: 27368•M

MA

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
30:46
Rank: #23200
Start → 5K
30:46 | 9:54/mi
10K· 6.21 mi
1:02:00
Rank: #23577 (-377)
5K → 10K
31:14 | 10:03/mi
15K· 9.32 mi
1:32:22
Rank: #23399 (+178)
10K → 15K
30:22 | 9:46/mi
20K· 12.43 mi
2:03:01
Rank: #23184 (+215)
15K → 20K
30:39 | 9:52/mi
Half· 13.11 mi
2:09:32
Rank: #23130 (+54)
20K → Half
6:31 | 9:33/mi
25K· 15.53 mi
2:35:09
Rank: #23173 (-43)
Half → 25K
25:37 | 10:34/mi
30K· 18.64 mi
3:08:40
Rank: #23089 (+84)
25K → 30K
33:31 | 10:47/mi
20M
3:23:23
Rank: #23018 (+71)
30K → 20M
14:43 | 10:50/mi
21M
3:34:47
Rank: #22942 (+76)
20M → 21M
11:24 | 11:24/mi
35K· 21.75 mi
3:42:24
Rank: #22892 (+50)
21M → 35K
7:37 | 10:11/mi
23M
3:56:26
Rank: #22877 (+15)
35K → 23M
14:02 | 11:12/mi
24M
4:07:39
Rank: #22880 (-3)
23M → 24M
11:13 | 11:13/mi
40K· 24.85 mi
4:17:07
Rank: #22875 (+5)
24M → 40K
9:28 | 11:04/mi
25.2M
4:21:25
Rank: #22889 (-14)
40K → 25.2M
4:18 | 12:28/mi
Finish· 26.22 mi
4:32:07
Rank: #22890 (-1)
25.2M → Finish
10:42 | 10:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:32
Pace9:53 /mi
2nd Half
Distance13.11 mi
Time2:22:35
Pace10:53 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:0730:469:5430:46
9:54
-
10K
6.21 mi12:19:211:02:009:5931:14
10:03
+0:09
15K
9.32 mi12:49:431:32:229:5530:22
9:46
-0:17
20K
12.43 mi13:20:222:03:019:5430:39
9:52
+0:06
Half
13.11 mi13:26:532:09:329:536:31
9:33
-0:19
25K
15.53 mi13:52:302:35:099:5925:37
10:34
+1:01
30K
18.64 mi14:26:013:08:4010:0733:31
10:47
+0:13
20M
20.00 mi14:40:443:23:2310:1014:43
10:50
+0:03
21M
21.00 mi14:52:083:34:4710:1411:24
11:24
+0:34
35K
21.75 mi14:59:453:42:2410:147:37
10:11
-1:13
23M
23.00 mi15:13:473:56:2610:1714:02
11:12
+1:01
24M
24.00 mi15:25:004:07:3910:1911:13
11:13
+0:01
40K
24.85 mi15:34:284:17:0710:219:28
11:04
-0:09
25.2M
25.20 mi15:38:464:21:2510:224:18
12:28
+1:24
Finish
26.22 mi15:49:284:32:0710:2310:42
10:30
-1:58

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

9:33 /mi

Average Pace

10:23 /mi

Slowest Pace

12:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:09

50% of race

Time at Steady Pace

1:24:33

31% of race

Time at Slower Pace

50:25

19% of race

Average Pace: 10:23 /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 mi11:48:0730:469:5430:46
9:54
#23200
10K
6.21 mi12:19:211:02:009:5931:14
10:03
#23577
15K
9.32 mi12:49:431:32:229:5530:22
9:46
#23399
20K
12.43 mi13:20:222:03:019:5430:39
9:52
#23184
Half
13.11 mi13:26:532:09:329:536:31
9:33
#23130
25K
15.53 mi13:52:302:35:099:5925:37
10:34
#23173
30K
18.64 mi14:26:013:08:4010:0733:31
10:47
#23089
20M
20.00 mi14:40:443:23:2310:1014:43
10:50
#23018
21M
21.00 mi14:52:083:34:4710:1411:24
11:24
#22942
35K
21.75 mi14:59:453:42:2410:147:37
10:11
#22892
23M
23.00 mi15:13:473:56:2610:1714:02
11:12
#22877
24M
24.00 mi15:25:004:07:3910:1911:13
11:13
#22880
40K
24.85 mi15:34:284:17:0710:219:28
11:04
#22875
25.2M
25.20 mi15:38:464:21:2510:224:18
12:28
#22889
Finish
26.22 mi15:49:284:32:0710:2310:42
10:30
#22890
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23200136831368322979(Top 86%)13625(Top 90%)13625(Top 258%)
10K6.21 mi3.10 mi23577-37713892-20913892-20923801(Top 89%)13997(Top 92%)13997(Top 265%)
15K9.32 mi3.11 mi23399+17813820+7213820+7222979(Top 86%)13625(Top 90%)13625(Top 258%)
20K12.43 mi3.11 mi23184+21513712+10813712+10822554(Top 85%)13422(Top 88%)13422(Top 254%)
Half13.11 mi0.68 mi23130+5413689+2313689+2322257(Top 84%)13316(Top 88%)13316(Top 252%)
25K15.53 mi2.42 mi23173-4313703-1413703-1423295(Top 88%)13721(Top 90%)13721(Top 260%)
30K18.64 mi3.11 mi23089+8413636+6713636+6722764(Top 86%)13410(Top 88%)13410(Top 254%)
20M20.00 mi1.36 mi23018+7113589+4713589+4722395(Top 84%)13180(Top 87%)13180(Top 249%)
21M21.00 mi1.00 mi22942+7613539+5013539+5021687(Top 81%)12844(Top 85%)12844(Top 243%)
35K21.75 mi0.75 mi22892+5013514+2513514+2521739(Top 82%)12821(Top 84%)12821(Top 243%)
23M23.00 mi1.25 mi22877+1513493+2113493+2122727(Top 85%)13256(Top 87%)13256(Top 251%)
24M24.00 mi1.00 mi22880-313487+613487+623426(Top 88%)13545(Top 89%)13545(Top 256%)
40K24.85 mi0.85 mi22875+513476+1113476+1122496(Top 85%)13079(Top 86%)13079(Top 247%)
25.2M25.20 mi0.35 mi22889-1413481-513481-523220(Top 87%)13420(Top 88%)13420(Top 254%)
Finish26.22 mi1.02 mi22890-113474+713474+722987(Top 86%)13327(Top 88%)13327(Top 252%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

22979

Males

13625

M18-39

13625

5K→10K

3.1 - 6.2 mi

Top 89%
×5stories
+79ft-138ft

Overall

23801

Males

13997

M18-39

13997

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

22979

Males

13625

M18-39

13625

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

22554

Males

13422

M18-39

13422

20K→Half

12.4 - 13.1 mi

Top 84%
×2stories
+19ft-37ft

Overall

22257

Males

13316

M18-39

13316

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

23295

Males

13721

M18-39

13721

25K→30K

15.5 - 18.6 mi

Top 86%
×9stories
+181ft-148ft

Overall

22764

Males

13410

M18-39

13410

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

22395

Males

13180

M18-39

13180

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

21687

Males

12844

M18-39

12844

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

21739

Males

12821

M18-39

12821

35K→23M

21.8 - 23.0 mi

Top 85%
×5stories
+23ft-63ft

Overall

22727

Males

13256

M18-39

13256

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

23426

Males

13545

M18-39

13545

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22496

Males

13079

M18-39

13079

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

23220

Males

13420

M18-39

13420

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2stories
+22ft-21ft

Overall

22987

Males

13327

M18-39

13327

Passing Analysis

Category:
Athletes Passed
1266
Passed By
956
Net Change
+310
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23200
5K → 10K81458-377#23200#23577
10K → 15K22951+178#23577#23399
15K → 20K24429+215#23399#23184
20K → Half617+54#23184#23130
Half → 25K84127-43#23130#23173
25K → 30K15975+84#23173#23089
30K → 20M9524+71#23089#23018
20M → 21M9115+76#23018#22942
21M → 35K566+50#22942#22892
35K → 23M5237+15#22892#22877
23M → 24M3538-3#22877#22880
24M → 40K4136+5#22880#22875
40K → 25.2M1024-14#22875#22889
25.2M → Finish2829-1#22889#22890
TOTALS1266956+310
📊

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