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BOSTON MARATHON 2023

Kevin Smith

Bib: 3459•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 6%
Gender (Male)
#0 / 15176
Top 10%
Masters (Masters Men)
#0 / 9891
Top 3%
Division (M50-54)
#0 / 2052
Top 1%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:10
Rank: #1074
Start → 5K
19:10 | 6:10/mi
10K· 6.21 mi
37:50
Rank: #942 (+132)
5K → 10K
18:40 | 6:00/mi
15K· 9.32 mi
56:43
Rank: #918 (+24)
10K → 15K
18:53 | 6:05/mi
20K· 12.43 mi
1:15:59
Rank: #946 (-28)
15K → 20K
19:16 | 6:12/mi
Half· 13.11 mi
1:20:09
Rank: #951 (-5)
20K → Half
4:10 | 6:06/mi
25K· 15.53 mi
1:35:16
Rank: #961 (-10)
Half → 25K
15:07 | 6:14/mi
30K· 18.64 mi
1:55:11
Rank: #964 (-3)
25K → 30K
19:55 | 6:25/mi
20M
2:04:07
Rank: #995 (-31)
30K → 20M
8:56 | 6:34/mi
21M
2:11:09
Rank: #1022 (-27)
20M → 21M
7:02 | 7:02/mi
35K· 21.75 mi
2:16:12
Rank: #1071 (-49)
21M → 35K
5:03 | 6:45/mi
23M
2:25:05
Rank: #1171 (-100)
35K → 23M
8:53 | 7:06/mi
24M
2:32:39
Rank: #1357 (-186)
23M → 24M
7:34 | 7:34/mi
40K· 24.85 mi
2:38:45
Rank: #1429 (-72)
24M → 40K
6:06 | 7:08/mi
25.2M
2:41:18
Rank: #1454 (-25)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
2:48:15
Rank: #1509 (-55)
25.2M → Finish
6:57 | 6:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:09
Pace6:07 /mi
2nd Half
Distance13.11 mi
Time1:28:06
Pace6:43 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0719:106:1019:10
6:10
-
10K
6.21 mi10:38:4737:506:0518:40
6:00
-0:10
15K
9.32 mi10:57:4056:436:0518:53
6:05
+0:05
20K
12.43 mi11:16:561:15:596:0719:16
6:12
+0:07
Half
13.11 mi11:21:061:20:096:074:10
6:06
-0:06
25K
15.53 mi11:36:131:35:166:0815:07
6:14
+0:08
30K
18.64 mi11:56:081:55:116:1119:55
6:25
+0:11
20M
20.00 mi12:05:042:04:076:128:56
6:34
+0:09
21M
21.00 mi12:12:062:11:096:157:02
7:02
+0:28
35K
21.75 mi12:17:092:16:126:165:03
6:45
-0:17
23M
23.00 mi12:26:022:25:056:188:53
7:06
+0:21
24M
24.00 mi12:33:362:32:396:227:34
7:34
+0:28
40K
24.85 mi12:39:422:38:456:236:06
7:08
-0:26
25.2M
25.20 mi12:42:152:41:186:242:33
7:24
+0:16
Finish
26.22 mi12:49:122:48:156:256:57
6:49
-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

6:00 /mi

Average Pace

6:25 /mi

Slowest Pace

7:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:16

57% of race

Time at Steady Pace

33:54

20% of race

Time at Slower Pace

39:05

23% of race

Average Pace: 6:25 /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 mi10:20:0719:106:1019:10
6:10
#1074
10K
6.21 mi10:38:4737:506:0518:40
6:00
#942
15K
9.32 mi10:57:4056:436:0518:53
6:05
#918
20K
12.43 mi11:16:561:15:596:0719:16
6:12
#946
Half
13.11 mi11:21:061:20:096:074:10
6:06
#951
25K
15.53 mi11:36:131:35:166:0815:07
6:14
#961
30K
18.64 mi11:56:081:55:116:1119:55
6:25
#964
20M
20.00 mi12:05:042:04:076:128:56
6:34
#995
21M
21.00 mi12:12:062:11:096:157:02
7:02
#1022
35K
21.75 mi12:17:092:16:126:165:03
6:45
#1071
23M
23.00 mi12:26:022:25:056:188:53
7:06
#1171
24M
24.00 mi12:33:362:32:396:227:34
7:34
#1357
40K
24.85 mi12:39:422:38:456:236:06
7:08
#1429
25.2M
25.20 mi12:42:152:41:186:242:33
7:24
#1454
Finish
26.22 mi12:49:122:48:156:256:57
6:49
#1509
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi107410161016909(Top 3%)861(Top 6%)861(Top 42%)
10K6.21 mi3.10 mi942+132889+127889+127822(Top 3%)776(Top 5%)776(Top 38%)
15K9.32 mi3.11 mi918+24868+21868+21909(Top 3%)861(Top 6%)861(Top 42%)
20K12.43 mi3.11 mi946-28897-29897-291055(Top 4%)1005(Top 7%)1005(Top 49%)
Half13.11 mi0.68 mi951-5902-5902-51060(Top 4%)1012(Top 7%)1012(Top 49%)
25K15.53 mi2.42 mi961-10912-10912-101099(Top 4%)1047(Top 7%)1047(Top 51%)
30K18.64 mi3.11 mi964-3915-3915-31243(Top 5%)1187(Top 8%)1187(Top 58%)
20M20.00 mi1.36 mi995-31945-30945-301721(Top 6%)1641(Top 11%)1641(Top 80%)
21M21.00 mi1.00 mi1022-27972-27972-272261(Top 8%)2134(Top 14%)2134(Top 104%)
35K21.75 mi0.75 mi1071-491019-471019-473800(Top 14%)3494(Top 23%)3494(Top 170%)
23M23.00 mi1.25 mi1171-1001118-991118-994260(Top 16%)3887(Top 26%)3887(Top 189%)
24M24.00 mi1.00 mi1357-1861293-1751293-1758105(Top 30%)6361(Top 42%)6361(Top 310%)
40K24.85 mi0.85 mi1429-721363-701363-704495(Top 17%)3977(Top 26%)3977(Top 194%)
25.2M25.20 mi0.35 mi1454-251387-241387-243304(Top 12%)2987(Top 20%)2987(Top 146%)
Finish26.22 mi1.02 mi1509-551442-551442-554143(Top 16%)3647(Top 24%)3647(Top 178%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

909

Males

861

M50-54

861

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

822

Males

776

M50-54

776

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

909

Males

861

M50-54

861

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1055

Males

1005

M50-54

1005

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1060

Males

1012

M50-54

1012

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1099

Males

1047

M50-54

1047

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1243

Males

1187

M50-54

1187

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1721

Males

1641

M50-54

1641

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2261

Males

2134

M50-54

2134

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3800

Males

3494

M50-54

3494

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4260

Males

3887

M50-54

3887

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

8105

Males

6361

M50-54

6361

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4495

Males

3977

M50-54

3977

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3304

Males

2987

M50-54

2987

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4143

Males

3647

M50-54

3647

Passing Analysis

Category:
Athletes Passed
309
Passed By
744
Net Change
-435
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1074
5K → 10K14210+132#1074#942
10K → 15K4319+24#942#918
15K → 20K2654-28#918#946
20K → Half27-5#946#951
Half → 25K1525-10#951#961
25K → 30K3639-3#961#964
30K → 20M738-31#964#995
20M → 21M1340-27#995#1022
21M → 35K453-49#1022#1071
35K → 23M3103-100#1071#1171
23M → 24M2188-186#1171#1357
24M → 40K678-72#1357#1429
40K → 25.2M126-25#1429#1454
25.2M → Finish964-55#1454#1509
TOTALS309744-435
📊

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