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BOSTON MARATHON 2023

Scott Clark

Bib: 4811•M

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Overall
#0 / 26622
Top 23%
Gender (Male)
#0 / 15176
Top 36%
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
22:15
Rank: #7248
Start → 5K
22:15 | 7:10/mi
10K· 6.21 mi
44:13
Rank: #7209 (+39)
5K → 10K
21:58 | 7:04/mi
15K· 9.32 mi
1:07:05
Rank: #7728 (-519)
10K → 15K
22:52 | 7:22/mi
20K· 12.43 mi
1:29:18
Rank: #7437 (+291)
15K → 20K
22:13 | 7:09/mi
Half· 13.11 mi
1:34:06
Rank: #7395 (+42)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:51:23
Rank: #7189 (+206)
Half → 25K
17:17 | 7:08/mi
30K· 18.64 mi
2:14:52
Rank: #7195 (-6)
25K → 30K
23:29 | 7:34/mi
20M
2:24:47
Rank: #7042 (+153)
30K → 20M
9:55 | 7:18/mi
21M
2:32:17
Rank: #6885 (+157)
20M → 21M
7:30 | 7:30/mi
35K· 21.75 mi
2:37:27
Rank: #6779 (+106)
21M → 35K
5:10 | 6:54/mi
23M
2:46:33
Rank: #6646 (+133)
35K → 23M
9:06 | 7:16/mi
24M
2:53:28
Rank: #6503 (+143)
23M → 24M
6:55 | 6:55/mi
40K· 24.85 mi
2:59:27
Rank: #6359 (+144)
24M → 40K
5:59 | 7:00/mi
25.2M
3:01:58
Rank: #6289 (+70)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
3:08:32
Rank: #6057 (+232)
25.2M → Finish
6:34 | 6:27/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:34:06
Pace7:11 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:34:26
Pace7:12 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0122:157:1022:15
7:10
-
10K
6.21 mi10:46:5944:137:0721:58
7:04
-0:06
15K
9.32 mi11:09:511:07:057:1222:52
7:22
+0:18
20K
12.43 mi11:32:041:29:187:1122:13
7:09
-0:13
Half
13.11 mi11:36:521:34:067:114:48
7:02
-0:07
25K
15.53 mi11:54:091:51:237:1017:17
7:08
+0:06
30K
18.64 mi12:17:382:14:527:1423:29
7:34
+0:26
20M
20.00 mi12:27:332:24:477:149:55
7:18
-0:16
21M
21.00 mi12:35:032:32:177:157:30
7:30
+0:12
35K
21.75 mi12:40:132:37:277:145:10
6:54
-0:36
23M
23.00 mi12:49:192:46:337:149:06
7:16
+0:22
24M
24.00 mi12:56:142:53:287:146:55
6:55
-0:21
40K
24.85 mi13:02:132:59:277:135:59
7:00
+0:05
25.2M
25.20 mi13:04:443:01:587:132:31
7:18
+0:18
Finish
26.22 mi13:11:183:08:327:126:34
6:27
-0:51

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

6:27 /mi

Average Pace

7:12 /mi

Slowest Pace

7:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

51:24

27% of race

Time at Steady Pace

2:17:08

73% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:11 /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 mi10:25:0122:157:1022:15
7:10
#7248
10K
6.21 mi10:46:5944:137:0721:58
7:04
#7209
15K
9.32 mi11:09:511:07:057:1222:52
7:22
#7728
20K
12.43 mi11:32:041:29:187:1122:13
7:09
#7437
Half
13.11 mi11:36:521:34:067:114:48
7:02
#7395
25K
15.53 mi11:54:091:51:237:1017:17
7:08
#7189
30K
18.64 mi12:17:382:14:527:1423:29
7:34
#7195
20M
20.00 mi12:27:332:24:477:149:55
7:18
#7042
21M
21.00 mi12:35:032:32:177:157:30
7:30
#6885
35K
21.75 mi12:40:132:37:277:145:10
6:54
#6779
23M
23.00 mi12:49:192:46:337:149:06
7:16
#6646
24M
24.00 mi12:56:142:53:287:146:55
6:55
#6503
40K
24.85 mi13:02:132:59:277:135:59
7:00
#6359
25.2M
25.20 mi13:04:443:01:587:132:31
7:18
#6289
Finish
26.22 mi13:11:183:08:327:126:34
6:27
#6057
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi7248645764578999(Top 34%)7534(Top 50%)7534(Top 143%)
10K6.21 mi3.10 mi7209+396410+476410+477233(Top 27%)6397(Top 42%)6397(Top 121%)
15K9.32 mi3.11 mi7728-5196775-3656775-3658999(Top 34%)7534(Top 50%)7534(Top 143%)
20K12.43 mi3.11 mi7437+2916562+2136562+2136802(Top 26%)6064(Top 40%)6064(Top 115%)
Half13.11 mi0.68 mi7395+426534+286534+286709(Top 25%)6016(Top 40%)6016(Top 114%)
25K15.53 mi2.42 mi7189+2066374+1606374+1606269(Top 24%)5630(Top 37%)5630(Top 107%)
30K18.64 mi3.11 mi7195-66360+146360+147624(Top 29%)6460(Top 43%)6460(Top 122%)
20M20.00 mi1.36 mi7042+1536236+1246236+1245621(Top 21%)5014(Top 33%)5014(Top 95%)
21M21.00 mi1.00 mi6885+1576112+1246112+1244588(Top 17%)4175(Top 28%)4175(Top 79%)
35K21.75 mi0.75 mi6779+1066019+936019+934826(Top 18%)4362(Top 29%)4362(Top 83%)
23M23.00 mi1.25 mi6646+1335902+1175902+1175145(Top 19%)4572(Top 30%)4572(Top 87%)
24M24.00 mi1.00 mi6503+1435784+1185784+1184273(Top 16%)3885(Top 26%)3885(Top 74%)
40K24.85 mi0.85 mi6359+1445668+1165668+1163868(Top 15%)3485(Top 23%)3485(Top 66%)
25.2M25.20 mi0.35 mi6289+705612+565612+563005(Top 11%)2760(Top 18%)2760(Top 52%)
Finish26.22 mi1.02 mi6057+2325425+1875425+1872245(Top 8%)2085(Top 14%)2085(Top 39%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

8999

Males

7534

M18-39

7534

5K→10K

3.1 - 6.2 mi

Top 27%
×5stories
+79ft-138ft

Overall

7233

Males

6397

M18-39

6397

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

8999

Males

7534

M18-39

7534

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

6802

Males

6064

M18-39

6064

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

6709

Males

6016

M18-39

6016

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6269

Males

5630

M18-39

5630

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

7624

Males

6460

M18-39

6460

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5621

Males

5014

M18-39

5014

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4588

Males

4175

M18-39

4175

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4826

Males

4362

M18-39

4362

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5145

Males

4572

M18-39

4572

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4273

Males

3885

M18-39

3885

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3868

Males

3485

M18-39

3485

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3005

Males

2760

M18-39

2760

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2245

Males

2085

M18-39

2085

Passing Analysis

Category:
Athletes Passed
2128
Passed By
937
Net Change
+1191
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7248
5K → 10K238199+39#7248#7209
10K → 15K24543-519#7209#7728
15K → 20K31221+291#7728#7437
20K → Half486+42#7437#7395
Half → 25K2159+206#7395#7189
25K → 30K122128-6#7189#7195
30K → 20M1607+153#7195#7042
20M → 21M1603+157#7042#6885
21M → 35K1093+106#6885#6779
35K → 23M14613+133#6779#6646
23M → 24M1441+143#6646#6503
24M → 40K1484+144#6503#6359
40K → 25.2M700+70#6359#6289
25.2M → Finish2320+232#6289#6057
TOTALS2128937+1191
📊

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