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BOSTON MARATHON 2023

Sam Muto

Bib: 30629•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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:05/mi
31:19
↑ 97↓ 3451.5%
10K· 6.21 mi
9:54/mi
1:02:06
↑ 79↓ 1380.4%
15K· 9.32 mi
9:20/mi
1:31:07
↑ 67↓ 78
20K· 12.43 mi
9:50/mi
2:01:41
↑ 106↓ 860.1%
Half· 13.11 mi
9:46/mi
2:08:21
↑ 19↓ 370.5%
25K· 15.53 mi
10:42/mi
2:34:17
↑ 66↓ 880.2%
30K· 18.64 mi
10:36/mi
3:07:12
↑ 181↓ 1480.2%
20M
10:02/mi
3:20:50
↑ 64↓ 500.2%
21M
9:59/mi
3:30:49
↑ 106↓ 241.6%
35K· 21.75 mi
8:53/mi
3:37:28
↑ 17↓ 861.7%
23M
9:11/mi
3:48:58
↑ 23↓ 630.6%
24M
8:38/mi
3:57:36
↓ 821.3%
40K· 24.85 mi
9:19/mi
4:05:34
↓ 200.3%
25.2M
9:49/mi
4:08:57
↑ 13↓ 160.2%
Finish· 26.22 mi
7:46/mi
4:16:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:08:21
Pace9:47 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:08:31
Pace9:48 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:1231:1910:0531:19
10:05
-
10K
6.21 mi12:21:591:02:0610:0030:47
9:54
-0:11
15K
9.32 mi12:51:001:31:079:4729:01
9:20
-0:34
20K
12.43 mi13:21:342:01:419:4730:34
9:50
+0:30
Half
13.11 mi13:28:142:08:219:476:40
9:46
-0:04
25K
15.53 mi13:54:102:34:179:5625:56
10:42
+0:56
30K
18.64 mi14:27:053:07:1210:0332:55
10:36
-0:06
20M
20.00 mi14:40:433:20:5010:0213:38
10:02
-0:34
21M
21.00 mi14:50:423:30:4910:029:59
9:59
-0:03
35K
21.75 mi14:57:213:37:2810:006:39
8:53
-1:06
23M
23.00 mi15:08:513:48:589:5711:30
9:11
+0:18
24M
24.00 mi15:17:293:57:369:548:38
8:38
-0:33
40K
24.85 mi15:25:274:05:349:537:58
9:19
+0:41
25.2M
25.20 mi15:28:504:08:579:533:23
9:49
+0:30
Finish
26.22 mi15:36:454:16:529:487:55
7:46
-2:03

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

7:46 /mi

Average Pace

9:48 /mi

Slowest Pace

10:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:11:41

28% of race

Time at Steady Pace

2:06:20

49% of race

Time at Slower Pace

58:51

23% of race

Average Pace: 9:48 /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 mi11:51:1231:1910:0531:19
10:05
#23624
10K
6.21 mi12:21:591:02:0610:0030:47
9:54
#23606
15K
9.32 mi12:51:001:31:079:4729:01
9:20
#23087
20K
12.43 mi13:21:342:01:419:4730:34
9:50
#22916
Half
13.11 mi13:28:142:08:219:476:40
9:46
#22903
25K
15.53 mi13:54:102:34:179:5625:56
10:42
#23023
30K
18.64 mi14:27:053:07:1210:0332:55
10:36
#22876
20M
20.00 mi14:40:433:20:5010:0213:38
10:02
#22729
21M
21.00 mi14:50:423:30:4910:029:59
9:59
#22520
35K
21.75 mi14:57:213:37:2810:006:39
8:53
#22377
23M
23.00 mi15:08:513:48:589:5711:30
9:11
#22126
24M
24.00 mi15:17:293:57:369:548:38
8:38
#21950
40K
24.85 mi15:25:274:05:349:537:58
9:19
#21818
25.2M
25.20 mi15:28:504:08:579:533:23
9:49
#21737
Finish
26.22 mi15:36:454:16:529:487:55
7:46
#21501
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23624138871388721771(Top 82%)13091(Top 86%)13091(Top 248%)
10K6.21 mi3.10 mi23606+1813905-1813905-1823501(Top 88%)13853(Top 91%)13853(Top 262%)
15K9.32 mi3.11 mi23087+51913668+23713668+23721771(Top 82%)13091(Top 86%)13091(Top 248%)
20K12.43 mi3.11 mi22916+17113591+7713591+7722485(Top 84%)13388(Top 88%)13388(Top 253%)
Half13.11 mi0.68 mi22903+1313586+513586+522785(Top 86%)13524(Top 89%)13524(Top 256%)
25K15.53 mi2.42 mi23023-12013633-4713633-4723504(Top 88%)13808(Top 91%)13808(Top 261%)
30K18.64 mi3.11 mi22876+14713541+9213541+9222395(Top 84%)13248(Top 87%)13248(Top 251%)
20M20.00 mi1.36 mi22729+14713451+9013451+9020562(Top 77%)12376(Top 82%)12376(Top 234%)
21M21.00 mi1.00 mi22520+20913346+10513346+10517968(Top 67%)11214(Top 74%)11214(Top 212%)
35K21.75 mi0.75 mi22377+14313275+7113275+7117388(Top 65%)10887(Top 72%)10887(Top 206%)
23M23.00 mi1.25 mi22126+25113165+11013165+11016979(Top 64%)10688(Top 70%)10688(Top 202%)
24M24.00 mi1.00 mi21950+17613078+8713078+8715260(Top 57%)9869(Top 65%)9869(Top 187%)
40K24.85 mi0.85 mi21818+13212996+8212996+8217593(Top 66%)10848(Top 71%)10848(Top 205%)
25.2M25.20 mi0.35 mi21737+8112951+4512951+4516575(Top 62%)10387(Top 68%)10387(Top 197%)
Finish26.22 mi1.02 mi21501+23612842+10912842+10910450(Top 39%)7534(Top 50%)7534(Top 143%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

21771

Males

13091

M18-39

13091

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

23501

Males

13853

M18-39

13853

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

21771

Males

13091

M18-39

13091

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

22485

Males

13388

M18-39

13388

20K→Half

12.4 - 13.1 mi

Top 86%
×2story building
+19ft-37ft

Overall

22785

Males

13524

M18-39

13524

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

23504

Males

13808

M18-39

13808

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

22395

Males

13248

M18-39

13248

30K→20M

18.6 - 20.0 mi

Top 77%
×5story building
+64ft-50ft

Overall

20562

Males

12376

M18-39

12376

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

17968

Males

11214

M18-39

11214

21M→35K

21.0 - 21.8 mi

Top 65%
×7story building
+17ft-86ft

Overall

17388

Males

10887

M18-39

10887

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

16979

Males

10688

M18-39

10688

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

15260

Males

9869

M18-39

9869

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

17593

Males

10848

M18-39

10848

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

16575

Males

10387

M18-39

10387

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

10450

Males

7534

M18-39

7534

Passing Analysis

Category:
Athletes Passed
2632
Passed By
509
Net Change
+2123
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23624
5K → 10K212194+18#23624#23606
10K → 15K5223+519#23606#23087
15K → 20K22352+171#23087#22916
20K → Half3421+13#22916#22903
Half → 25K64184-120#22903#23023
25K → 30K19548+147#23023#22876
30K → 20M1525+147#22876#22729
20M → 21M2090+209#22729#22520
21M → 35K1430+143#22520#22377
35K → 23M2510+251#22377#22126
23M → 24M1760+176#22126#21950
24M → 40K1342+132#21950#21818
40K → 25.2M810+81#21818#21737
25.2M → Finish2360+236#21737#21501
TOTALS2632509+2123
📊

Passing Visuals

Category:
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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