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BOSTON MARATHON 2023

Kevin Carpenter

Bib: 5078•M

MI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 15%
Gender (Male)
#0 / 15176
Top 25%
Division (M18-39)
#0 / 5285
Top 49%
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
6:53/mi
21:24
↑ 97↓ 3451.5%
10K· 6.21 mi
6:47/mi
42:27
↑ 79↓ 1380.4%
15K· 9.32 mi
6:47/mi
1:03:30
↑ 67↓ 78
20K· 12.43 mi
6:49/mi
1:24:40
↑ 106↓ 860.1%
Half· 13.11 mi
6:43/mi
1:29:15
↑ 19↓ 370.5%
25K· 15.53 mi
6:51/mi
1:45:51
↑ 66↓ 880.2%
30K· 18.64 mi
6:58/mi
2:07:30
↑ 181↓ 1480.2%
20M
6:57/mi
2:16:56
↑ 64↓ 500.2%
21M
7:04/mi
2:24:00
↑ 106↓ 241.6%
35K· 21.75 mi
6:49/mi
2:29:06
↑ 17↓ 861.7%
23M
6:56/mi
2:37:47
↑ 23↓ 630.6%
24M
6:45/mi
2:44:32
↓ 821.3%
40K· 24.85 mi
6:45/mi
2:50:19
↓ 200.3%
25.2M
7:06/mi
2:52:46
↑ 13↓ 160.2%
Finish· 26.22 mi
6:30/mi
2:59:23
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:29:15
Pace6:48 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:30:08
Pace6:53 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1521:246:5321:24
6:53
-
10K
6.21 mi10:45:1842:276:5021:03
6:47
-0:06
15K
9.32 mi11:06:211:03:306:4921:03
6:47
0:00
20K
12.43 mi11:27:311:24:406:4921:10
6:49
+0:02
Half
13.11 mi11:32:061:29:156:484:35
6:43
-0:06
25K
15.53 mi11:48:421:45:516:4916:36
6:51
+0:08
30K
18.64 mi12:10:212:07:306:5021:39
6:58
+0:07
20M
20.00 mi12:19:472:16:566:519:26
6:57
-0:01
21M
21.00 mi12:26:512:24:006:517:04
7:04
+0:07
35K
21.75 mi12:31:572:29:066:515:06
6:49
-0:15
23M
23.00 mi12:40:382:37:476:528:41
6:56
+0:07
24M
24.00 mi12:47:232:44:326:516:45
6:45
-0:11
40K
24.85 mi12:53:102:50:196:515:47
6:45
0:00
25.2M
25.20 mi12:55:372:52:466:512:27
7:06
+0:21
Finish
26.22 mi13:02:142:59:236:516:37
6:30
-0:36

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

6:30 /mi

Average Pace

6:51 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:06

51% of race

Time at Steady Pace

1:27:17

49% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:50 /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 mi10:24:1521:246:5321:24
6:53
#5454
10K
6.21 mi10:45:1842:276:5021:03
6:47
#5225
15K
9.32 mi11:06:211:03:306:4921:03
6:47
#5107
20K
12.43 mi11:27:311:24:406:4921:10
6:49
#4951
Half
13.11 mi11:32:061:29:156:484:35
6:43
#4935
25K
15.53 mi11:48:421:45:516:4916:36
6:51
#4835
30K
18.64 mi12:10:212:07:306:5021:39
6:58
#4665
20M
20.00 mi12:19:472:16:566:519:26
6:57
#4555
21M
21.00 mi12:26:512:24:006:517:04
7:04
#4379
35K
21.75 mi12:31:572:29:066:515:06
6:49
#4358
23M
23.00 mi12:40:382:37:476:528:41
6:56
#4264
24M
24.00 mi12:47:232:44:326:516:45
6:45
#4246
40K
24.85 mi12:53:102:50:196:515:47
6:45
#4133
25.2M
25.20 mi12:55:372:52:466:512:27
7:06
#4077
Finish
26.22 mi13:02:142:59:236:516:37
6:30
#3991
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5454503750374856(Top 18%)4517(Top 30%)4517(Top 85%)
10K6.21 mi3.10 mi5225+2294836+2014836+2015035(Top 19%)4658(Top 31%)4658(Top 88%)
15K9.32 mi3.11 mi5107+1184736+1004736+1004856(Top 18%)4517(Top 30%)4517(Top 85%)
20K12.43 mi3.11 mi4951+1564609+1274609+1274540(Top 17%)4229(Top 28%)4229(Top 80%)
Half13.11 mi0.68 mi4935+164591+184591+184485(Top 17%)4177(Top 28%)4177(Top 79%)
25K15.53 mi2.42 mi4835+1004497+944497+944536(Top 17%)4223(Top 28%)4223(Top 80%)
30K18.64 mi3.11 mi4665+1704350+1474350+1474133(Top 16%)3854(Top 25%)3854(Top 73%)
20M20.00 mi1.36 mi4555+1104247+1034247+1033673(Top 14%)3425(Top 23%)3425(Top 65%)
21M21.00 mi1.00 mi4379+1764091+1564091+1562494(Top 9%)2357(Top 16%)2357(Top 45%)
35K21.75 mi0.75 mi4358+214069+224069+224274(Top 16%)3909(Top 26%)3909(Top 74%)
23M23.00 mi1.25 mi4264+943991+783991+783443(Top 13%)3191(Top 21%)3191(Top 60%)
24M24.00 mi1.00 mi4246+183974+173974+173426(Top 13%)3152(Top 21%)3152(Top 60%)
40K24.85 mi0.85 mi4133+1133868+1063868+1062605(Top 10%)2404(Top 16%)2404(Top 45%)
25.2M25.20 mi0.35 mi4077+563816+523816+522175(Top 8%)2031(Top 13%)2031(Top 38%)
Finish26.22 mi1.02 mi3991+863735+813735+812459(Top 9%)2267(Top 15%)2267(Top 43%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21story building
+97ft-345ft

Overall

4856

Males

4517

M18-39

4517

5K→10K

3.1 - 6.2 mi

Top 19%
×5story building
+79ft-138ft

Overall

5035

Males

4658

M18-39

4658

10K→15K

6.2 - 9.3 mi

Top 18%
×3story building
+67ft-78ft

Overall

4856

Males

4517

M18-39

4517

15K→20K

9.3 - 12.4 mi

Top 17%
×5story building
+106ft-86ft

Overall

4540

Males

4229

M18-39

4229

20K→Half

12.4 - 13.1 mi

Top 17%
×2story building
+19ft-37ft

Overall

4485

Males

4177

M18-39

4177

Half→25K

13.1 - 15.5 mi

Top 17%
×4story building
+66ft-88ft

Overall

4536

Males

4223

M18-39

4223

25K→30K

15.5 - 18.6 mi

Top 16%
×9story building
+181ft-148ft

Overall

4133

Males

3854

M18-39

3854

30K→20M

18.6 - 20.0 mi

Top 14%
×5story building
+64ft-50ft

Overall

3673

Males

3425

M18-39

3425

20M→21M

20.0 - 21.0 mi

Top 9%
×8story building
+106ft-24ft

Overall

2494

Males

2357

M18-39

2357

21M→35K

21.0 - 21.8 mi

Top 16%
×7story building
+17ft-86ft

Overall

4274

Males

3909

M18-39

3909

35K→23M

21.8 - 23.0 mi

Top 13%
×5story building
+23ft-63ft

Overall

3443

Males

3191

M18-39

3191

23M→24M

23.0 - 24.0 mi

Top 13%
×6story building
+12ft-82ft

Overall

3426

Males

3152

M18-39

3152

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2605

Males

2404

M18-39

2404

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2175

Males

2031

M18-39

2031

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2story building
+22ft-21ft

Overall

2459

Males

2267

M18-39

2267

Passing Analysis

Category:
Athletes Passed
1915
Passed By
452
Net Change
+1463
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5454
5K → 10K334105+229#5454#5225
10K → 15K17759+118#5225#5107
15K → 20K19640+156#5107#4951
20K → Half2913+16#4951#4935
Half → 25K14646+100#4935#4835
25K → 30K22454+170#4835#4665
30K → 20M12313+110#4665#4555
20M → 21M1804+176#4555#4379
21M → 35K5231+21#4379#4358
35K → 23M12026+94#4358#4264
23M → 24M5436+18#4264#4246
24M → 40K1174+113#4246#4133
40K → 25.2M593+56#4133#4077
25.2M → Finish10418+86#4077#3991
TOTALS1915452+1463
📊

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