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BOSTON MARATHON 2023

Kevin Smith

Bib: 6353•M

BC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 18%
Gender (Male)
#0 / 15176
Top 29%
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
21:38
Rank: #6011
Start → 5K
21:38 | 6:58/mi
10K· 6.21 mi
42:39
Rank: #5528 (+483)
5K → 10K
21:01 | 6:46/mi
15K· 9.32 mi
1:04:01
Rank: #5615 (-87)
10K → 15K
21:22 | 6:53/mi
20K· 12.43 mi
1:25:23
Rank: #5482 (+133)
15K → 20K
21:22 | 6:53/mi
Half· 13.11 mi
1:30:01
Rank: #5486 (-4)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:46:42
Rank: #5353 (+133)
Half → 25K
16:41 | 6:53/mi
30K· 18.64 mi
2:08:37
Rank: #5173 (+180)
25K → 30K
21:55 | 7:03/mi
20M
2:18:18
Rank: #5102 (+71)
30K → 20M
9:41 | 7:08/mi
21M
2:25:48
Rank: #5046 (+56)
20M → 21M
7:30 | 7:30/mi
35K· 21.75 mi
2:31:01
Rank: #5039 (+7)
21M → 35K
5:13 | 6:58/mi
23M
2:40:03
Rank: #4966 (+73)
35K → 23M
9:02 | 7:13/mi
24M
2:47:00
Rank: #4906 (+60)
23M → 24M
6:57 | 6:57/mi
40K· 24.85 mi
2:53:12
Rank: #4893 (+13)
24M → 40K
6:12 | 7:15/mi
25.2M
2:55:48
Rank: #4858 (+35)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
3:02:53
Rank: #4807 (+51)
25.2M → Finish
7:05 | 6:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:01
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:32:52
Pace7:05 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:2521:386:5821:38
6:58
-
10K
6.21 mi10:46:2642:396:5221:01
6:46
-0:12
15K
9.32 mi11:07:481:04:016:5221:22
6:53
+0:07
20K
12.43 mi11:29:101:25:236:5221:22
6:53
0:00
Half
13.11 mi11:33:481:30:016:524:38
6:47
-0:06
25K
15.53 mi11:50:291:46:426:5216:41
6:53
+0:06
30K
18.64 mi12:12:242:08:376:5421:55
7:03
+0:10
20M
20.00 mi12:22:052:18:186:559:41
7:08
+0:05
21M
21.00 mi12:29:352:25:486:577:30
7:30
+0:22
35K
21.75 mi12:34:482:31:016:575:13
6:58
-0:32
23M
23.00 mi12:43:502:40:036:589:02
7:13
+0:15
24M
24.00 mi12:50:472:47:006:586:57
6:57
-0:16
40K
24.85 mi12:56:592:53:126:586:12
7:15
+0:18
25.2M
25.20 mi12:59:352:55:486:592:36
7:32
+0:17
Finish
26.22 mi13:06:403:02:536:597:05
6:57
-0:35

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

6:46 /mi

Average Pace

6:59 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:47

94% of race

Time at Steady Pace

10:06

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:58 /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 mi10:25:2521:386:5821:38
6:58
#6011
10K
6.21 mi10:46:2642:396:5221:01
6:46
#5528
15K
9.32 mi11:07:481:04:016:5221:22
6:53
#5615
20K
12.43 mi11:29:101:25:236:5221:22
6:53
#5482
Half
13.11 mi11:33:481:30:016:524:38
6:47
#5486
25K
15.53 mi11:50:291:46:426:5216:41
6:53
#5353
30K
18.64 mi12:12:242:08:376:5421:55
7:03
#5173
20M
20.00 mi12:22:052:18:186:559:41
7:08
#5102
21M
21.00 mi12:29:352:25:486:577:30
7:30
#5046
35K
21.75 mi12:34:482:31:016:575:13
6:58
#5039
23M
23.00 mi12:43:502:40:036:589:02
7:13
#4966
24M
24.00 mi12:50:472:47:006:586:57
6:57
#4906
40K
24.85 mi12:56:592:53:126:586:12
7:15
#4893
25.2M
25.20 mi12:59:352:55:486:592:36
7:32
#4858
Finish
26.22 mi13:06:403:02:536:597:05
6:57
#4807
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 mi6011549454945771(Top 22%)5284(Top 35%)5284(Top 100%)
10K6.21 mi3.10 mi5528+4835099+3955099+3954944(Top 19%)4583(Top 30%)4583(Top 87%)
15K9.32 mi3.11 mi5615-875168-695168-695771(Top 22%)5284(Top 35%)5284(Top 100%)
20K12.43 mi3.11 mi5482+1335058+1105058+1105166(Top 19%)4776(Top 31%)4776(Top 90%)
Half13.11 mi0.68 mi5486-45064-65064-65168(Top 19%)4778(Top 31%)4778(Top 90%)
25K15.53 mi2.42 mi5353+1334950+1144950+1144814(Top 18%)4460(Top 29%)4460(Top 84%)
30K18.64 mi3.11 mi5173+1804789+1614789+1614685(Top 18%)4326(Top 29%)4326(Top 82%)
20M20.00 mi1.36 mi5102+714725+644725+644743(Top 18%)4333(Top 29%)4333(Top 82%)
21M21.00 mi1.00 mi5046+564666+594666+594572(Top 17%)4159(Top 27%)4159(Top 79%)
35K21.75 mi0.75 mi5039+74656+104656+105157(Top 19%)4608(Top 30%)4608(Top 87%)
23M23.00 mi1.25 mi4966+734588+684588+684867(Top 18%)4366(Top 29%)4366(Top 83%)
24M24.00 mi1.00 mi4906+604533+554533+554422(Top 17%)3997(Top 26%)3997(Top 76%)
40K24.85 mi0.85 mi4893+134514+194514+195134(Top 19%)4430(Top 29%)4430(Top 84%)
25.2M25.20 mi0.35 mi4858+354483+314483+314075(Top 15%)3617(Top 24%)3617(Top 68%)
Finish26.22 mi1.02 mi4807+514436+474436+474913(Top 18%)4210(Top 28%)4210(Top 80%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

5771

Males

5284

M18-39

5284

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

4944

Males

4583

M18-39

4583

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

5771

Males

5284

M18-39

5284

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5166

Males

4776

M18-39

4776

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5168

Males

4778

M18-39

4778

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4814

Males

4460

M18-39

4460

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4685

Males

4326

M18-39

4326

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4743

Males

4333

M18-39

4333

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4572

Males

4159

M18-39

4159

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5157

Males

4608

M18-39

4608

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4867

Males

4366

M18-39

4366

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4422

Males

3997

M18-39

3997

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5134

Males

4430

M18-39

4430

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4075

Males

3617

M18-39

3617

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4913

Males

4210

M18-39

4210

Passing Analysis

Category:
Athletes Passed
1771
Passed By
567
Net Change
+1204
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6011
5K → 10K53249+483#6011#5528
10K → 15K83170-87#5528#5615
15K → 20K17441+133#5615#5482
20K → Half2024-4#5482#5486
Half → 25K15926+133#5486#5353
25K → 30K22646+180#5353#5173
30K → 20M10938+71#5173#5102
20M → 21M8731+56#5102#5046
21M → 35K3629+7#5046#5039
35K → 23M10229+73#5039#4966
23M → 24M7818+60#4966#4906
24M → 40K5239+13#4906#4893
40K → 25.2M372+35#4893#4858
25.2M → Finish7625+51#4858#4807
TOTALS1771567+1204
📊

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