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BOSTON MARATHON 2023

Matthew Stenson

Bib: 3913•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 20%
Masters (Masters Men)
#0 / 9891
Top 8%
Division (M50-54)
#0 / 2052
Top 5%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:10
Rank: #4784
Start → 5K
21:10 | 6:49/mi
10K· 6.21 mi
42:02
Rank: #4631 (+153)
5K → 10K
20:52 | 6:43/mi
15K· 9.32 mi
1:02:55
Rank: #4506 (+125)
10K → 15K
20:53 | 6:43/mi
20K· 12.43 mi
1:23:45
Rank: #4237 (+269)
15K → 20K
20:50 | 6:42/mi
Half· 13.11 mi
1:28:14
Rank: #4184 (+53)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:44:37
Rank: #4088 (+96)
Half → 25K
16:23 | 6:45/mi
30K· 18.64 mi
2:06:04
Rank: #3967 (+121)
25K → 30K
21:27 | 6:54/mi
20M
2:15:19
Rank: #3831 (+136)
30K → 20M
9:15 | 6:48/mi
21M
2:22:21
Rank: #3686 (+145)
20M → 21M
7:02 | 7:02/mi
35K· 21.75 mi
2:27:15
Rank: #3629 (+57)
21M → 35K
4:54 | 6:33/mi
23M
2:35:39
Rank: #3469 (+160)
35K → 23M
8:24 | 6:43/mi
24M
2:42:08
Rank: #3368 (+101)
23M → 24M
6:29 | 6:29/mi
40K· 24.85 mi
2:47:53
Rank: #3299 (+69)
24M → 40K
5:45 | 6:44/mi
25.2M
2:50:22
Rank: #3276 (+23)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:57:08
Rank: #3229 (+47)
25.2M → Finish
6:46 | 6:38/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:28:14
Pace6:44 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:28:54
Pace6:47 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3721:106:4921:10
6:49
-
10K
6.21 mi10:43:2942:026:4620:52
6:43
-0:06
15K
9.32 mi11:04:221:02:556:4520:53
6:43
0:00
20K
12.43 mi11:25:121:23:456:4420:50
6:42
-0:01
Half
13.11 mi11:29:411:28:146:444:29
6:34
-0:08
25K
15.53 mi11:46:041:44:376:4416:23
6:45
+0:11
30K
18.64 mi12:07:312:06:046:4621:27
6:54
+0:09
20M
20.00 mi12:16:462:15:196:469:15
6:48
-0:06
21M
21.00 mi12:23:482:22:216:477:02
7:02
+0:14
35K
21.75 mi12:28:422:27:156:464:54
6:33
-0:29
23M
23.00 mi12:37:062:35:396:468:24
6:43
+0:10
24M
24.00 mi12:43:352:42:086:456:29
6:29
-0:14
40K
24.85 mi12:49:202:47:536:455:45
6:44
+0:15
25.2M
25.20 mi12:51:492:50:226:462:29
7:12
+0:28
Finish
26.22 mi12:58:352:57:086:466:46
6:38
-0:34

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

6:29 /mi

Average Pace

6:46 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:39

99% of race

Time at Steady Pace

2:29

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:45 /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 mi10:22:3721:106:4921:10
6:49
#4784
10K
6.21 mi10:43:2942:026:4620:52
6:43
#4631
15K
9.32 mi11:04:221:02:556:4520:53
6:43
#4506
20K
12.43 mi11:25:121:23:456:4420:50
6:42
#4237
Half
13.11 mi11:29:411:28:146:444:29
6:34
#4184
25K
15.53 mi11:46:041:44:376:4416:23
6:45
#4088
30K
18.64 mi12:07:312:06:046:4621:27
6:54
#3967
20M
20.00 mi12:16:462:15:196:469:15
6:48
#3831
21M
21.00 mi12:23:482:22:216:477:02
7:02
#3686
35K
21.75 mi12:28:422:27:156:464:54
6:33
#3629
23M
23.00 mi12:37:062:35:396:468:24
6:43
#3469
24M
24.00 mi12:43:352:42:086:456:29
6:29
#3368
40K
24.85 mi12:49:202:47:536:455:45
6:44
#3299
25.2M
25.20 mi12:51:492:50:226:462:29
7:12
#3276
Finish
26.22 mi12:58:352:57:086:466:46
6:38
#3229
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi4784445044504320(Top 16%)4045(Top 27%)4045(Top 197%)
10K6.21 mi3.10 mi4631+1534319+1314319+1314483(Top 17%)4188(Top 28%)4188(Top 204%)
15K9.32 mi3.11 mi4506+1254210+1094210+1094320(Top 16%)4045(Top 27%)4045(Top 197%)
20K12.43 mi3.11 mi4237+2693972+2383972+2383619(Top 14%)3424(Top 23%)3424(Top 167%)
Half13.11 mi0.68 mi4184+533921+513921+513226(Top 12%)3076(Top 20%)3076(Top 150%)
25K15.53 mi2.42 mi4088+963837+843837+843782(Top 14%)3556(Top 23%)3556(Top 173%)
30K18.64 mi3.11 mi3967+1213735+1023735+1023670(Top 14%)3444(Top 23%)3444(Top 168%)
20M20.00 mi1.36 mi3831+1363610+1253610+1252866(Top 11%)2701(Top 18%)2701(Top 132%)
21M21.00 mi1.00 mi3686+1453482+1283482+1282316(Top 9%)2189(Top 14%)2189(Top 107%)
35K21.75 mi0.75 mi3629+573428+543428+542715(Top 10%)2558(Top 17%)2558(Top 125%)
23M23.00 mi1.25 mi3469+1603281+1473281+1472220(Top 8%)2093(Top 14%)2093(Top 102%)
24M24.00 mi1.00 mi3368+1013187+943187+942046(Top 8%)1921(Top 13%)1921(Top 94%)
40K24.85 mi0.85 mi3299+693121+663121+662469(Top 9%)2289(Top 15%)2289(Top 112%)
25.2M25.20 mi0.35 mi3276+233099+223099+222528(Top 9%)2341(Top 15%)2341(Top 114%)
Finish26.22 mi1.02 mi3229+473053+463053+463187(Top 12%)2864(Top 19%)2864(Top 140%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4320

Males

4045

M50-54

4045

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4483

Males

4188

M50-54

4188

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4320

Males

4045

M50-54

4045

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3619

Males

3424

M50-54

3424

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3226

Males

3076

M50-54

3076

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3782

Males

3556

M50-54

3556

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3670

Males

3444

M50-54

3444

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2866

Males

2701

M50-54

2701

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2316

Males

2189

M50-54

2189

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2715

Males

2558

M50-54

2558

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2220

Males

2093

M50-54

2093

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2046

Males

1921

M50-54

1921

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2469

Males

2289

M50-54

2289

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2528

Males

2341

M50-54

2341

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3187

Males

2864

M50-54

2864

Passing Analysis

Category:
Athletes Passed
1936
Passed By
381
Net Change
+1555
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4784
5K → 10K292139+153#4784#4631
10K → 15K19671+125#4631#4506
15K → 20K28213+269#4506#4237
20K → Half563+53#4237#4184
Half → 25K12024+96#4184#4088
25K → 30K17251+121#4088#3967
30K → 20M14812+136#3967#3831
20M → 21M1538+145#3831#3686
21M → 35K658+57#3686#3629
35K → 23M1644+160#3629#3469
23M → 24M1043+101#3469#3368
24M → 40K8213+69#3368#3299
40K → 25.2M329+23#3299#3276
25.2M → Finish7023+47#3276#3229
TOTALS1936381+1555
📊

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