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BOSTON MARATHON 2023

Charles Smugar

Bib: 5436•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 21%
Division (M18-39)
#0 / 5285
Top 44%
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
6:52/mi
21:20
↑ 97↓ 3451.5%
10K· 6.21 mi
6:43/mi
42:12
↑ 79↓ 1380.4%
15K· 9.32 mi
6:41/mi
1:02:59
↑ 67↓ 78
20K· 12.43 mi
6:43/mi
1:23:51
↑ 106↓ 860.1%
Half· 13.11 mi
6:43/mi
1:28:26
↑ 19↓ 370.5%
25K· 15.53 mi
6:42/mi
1:44:41
↑ 66↓ 880.2%
30K· 18.64 mi
6:47/mi
2:05:47
↑ 181↓ 1480.2%
20M
6:56/mi
2:15:12
↑ 64↓ 500.2%
21M
7:13/mi
2:22:25
↑ 106↓ 241.6%
35K· 21.75 mi
6:45/mi
2:27:28
↑ 17↓ 861.7%
23M
6:50/mi
2:36:01
↑ 23↓ 630.6%
24M
6:41/mi
2:42:42
↓ 821.3%
40K· 24.85 mi
6:47/mi
2:48:30
↓ 200.3%
25.2M
7:15/mi
2:51:00
↑ 13↓ 160.2%
Finish· 26.22 mi
6:29/mi
2:57:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:28:26
Pace6:45 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:29:10
Pace6:48 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:2521:206:5221:20
6:52
-
10K
6.21 mi10:45:1742:126:4720:52
6:43
-0:09
15K
9.32 mi11:06:041:02:596:4520:47
6:41
-0:02
20K
12.43 mi11:26:561:23:516:4520:52
6:43
+0:02
Half
13.11 mi11:31:311:28:266:454:35
6:43
0:00
25K
15.53 mi11:47:461:44:416:4416:15
6:42
-0:01
30K
18.64 mi12:08:522:05:476:4521:06
6:47
+0:05
20M
20.00 mi12:18:172:15:126:469:25
6:56
+0:09
21M
21.00 mi12:25:302:22:256:477:13
7:13
+0:17
35K
21.75 mi12:30:332:27:286:475:03
6:45
-0:28
23M
23.00 mi12:39:062:36:016:478:33
6:50
+0:05
24M
24.00 mi12:45:472:42:426:476:41
6:41
-0:09
40K
24.85 mi12:51:352:48:306:475:48
6:47
+0:06
25.2M
25.20 mi12:54:052:51:006:472:30
7:15
+0:28
Finish
26.22 mi13:00:412:57:366:476:36
6:29
-0:46

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

6:47 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:47:53

95% of race

Time at Steady Pace

9:43

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:46 /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 mi10:24:2521:206:5221:20
6:52
#5256
10K
6.21 mi10:45:1742:126:4720:52
6:43
#4887
15K
9.32 mi11:06:041:02:596:4520:47
6:41
#4574
20K
12.43 mi11:26:561:23:516:4520:52
6:43
#4321
Half
13.11 mi11:31:311:28:266:454:35
6:43
#4322
25K
15.53 mi11:47:461:44:416:4416:15
6:42
#4126
30K
18.64 mi12:08:522:05:476:4521:06
6:47
#3826
20M
20.00 mi12:18:172:15:126:469:25
6:56
#3768
21M
21.00 mi12:25:302:22:256:477:13
7:13
#3714
35K
21.75 mi12:30:332:27:286:475:03
6:45
#3700
23M
23.00 mi12:39:062:36:016:478:33
6:50
#3590
24M
24.00 mi12:45:472:42:426:476:41
6:41
#3548
40K
24.85 mi12:51:352:48:306:475:48
6:47
#3480
25.2M
25.20 mi12:54:052:51:006:472:30
7:15
#3458
Finish
26.22 mi13:00:412:57:366:476:36
6:29
#3357
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5256486348634018(Top 15%)3774(Top 25%)3774(Top 71%)
10K6.21 mi3.10 mi4887+3694538+3254538+3254486(Top 17%)4191(Top 28%)4191(Top 79%)
15K9.32 mi3.11 mi4574+3134271+2674271+2674018(Top 15%)3774(Top 25%)3774(Top 71%)
20K12.43 mi3.11 mi4321+2534047+2244047+2243690(Top 14%)3489(Top 23%)3489(Top 66%)
Half13.11 mi0.68 mi4322-14046+14046+14434(Top 17%)4126(Top 27%)4126(Top 78%)
25K15.53 mi2.42 mi4126+1963870+1763870+1763369(Top 13%)3196(Top 21%)3196(Top 60%)
30K18.64 mi3.11 mi3826+3003608+2623608+2622933(Top 11%)2778(Top 18%)2778(Top 53%)
20M20.00 mi1.36 mi3768+583556+523556+523579(Top 13%)3338(Top 22%)3338(Top 63%)
21M21.00 mi1.00 mi3714+543505+513505+513201(Top 12%)2987(Top 20%)2987(Top 57%)
35K21.75 mi0.75 mi3700+143492+133492+133840(Top 14%)3534(Top 23%)3534(Top 67%)
23M23.00 mi1.25 mi3590+1103389+1033389+1032825(Top 11%)2641(Top 17%)2641(Top 50%)
24M24.00 mi1.00 mi3548+423353+363353+363015(Top 11%)2799(Top 18%)2799(Top 53%)
40K24.85 mi0.85 mi3480+683288+653288+652756(Top 10%)2542(Top 17%)2542(Top 48%)
25.2M25.20 mi0.35 mi3458+223266+223266+222721(Top 10%)2507(Top 17%)2507(Top 47%)
Finish26.22 mi1.02 mi3357+1013169+973169+972376(Top 9%)2194(Top 14%)2194(Top 42%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21story building
+97ft-345ft

Overall

4018

Males

3774

M18-39

3774

5K→10K

3.1 - 6.2 mi

Top 17%
×5story building
+79ft-138ft

Overall

4486

Males

4191

M18-39

4191

10K→15K

6.2 - 9.3 mi

Top 15%
×3story building
+67ft-78ft

Overall

4018

Males

3774

M18-39

3774

15K→20K

9.3 - 12.4 mi

Top 14%
×5story building
+106ft-86ft

Overall

3690

Males

3489

M18-39

3489

20K→Half

12.4 - 13.1 mi

Top 17%
×2story building
+19ft-37ft

Overall

4434

Males

4126

M18-39

4126

Half→25K

13.1 - 15.5 mi

Top 13%
×4story building
+66ft-88ft

Overall

3369

Males

3196

M18-39

3196

25K→30K

15.5 - 18.6 mi

Top 11%
×9story building
+181ft-148ft

Overall

2933

Males

2778

M18-39

2778

30K→20M

18.6 - 20.0 mi

Top 13%
×5story building
+64ft-50ft

Overall

3579

Males

3338

M18-39

3338

20M→21M

20.0 - 21.0 mi

Top 12%
×8story building
+106ft-24ft

Overall

3201

Males

2987

M18-39

2987

21M→35K

21.0 - 21.8 mi

Top 14%
×7story building
+17ft-86ft

Overall

3840

Males

3534

M18-39

3534

35K→23M

21.8 - 23.0 mi

Top 11%
×5story building
+23ft-63ft

Overall

2825

Males

2641

M18-39

2641

23M→24M

23.0 - 24.0 mi

Top 11%
×6story building
+12ft-82ft

Overall

3015

Males

2799

M18-39

2799

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2756

Males

2542

M18-39

2542

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2721

Males

2507

M18-39

2507

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2story building
+22ft-21ft

Overall

2376

Males

2194

M18-39

2194

Passing Analysis

Category:
Athletes Passed
2175
Passed By
276
Net Change
+1899
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5256
5K → 10K42758+369#5256#4887
10K → 15K33118+313#4887#4574
15K → 20K26916+253#4574#4321
20K → Half2021-1#4321#4322
Half → 25K2059+196#4322#4126
25K → 30K31010+300#4126#3826
30K → 20M8729+58#3826#3768
20M → 21M8935+54#3768#3714
21M → 35K3723+14#3714#3700
35K → 23M12414+110#3700#3590
23M → 24M6523+42#3590#3548
24M → 40K735+68#3548#3480
40K → 25.2M286+22#3480#3458
25.2M → Finish1109+101#3458#3357
TOTALS2175276+1899
📊

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