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BOSTON MARATHON 2023

Kevin Pool

CA

Bib: 271 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 0.4%
Gender (Male)
#0 / 15176
Top 0.6%
Masters (Masters Men)
#0 / 9891
Top 0.1%
Division (M40-44)
#0 / 2241
Top 0.3%
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Mile 2
Mile 4
Mile 8
Mile 10
Mile 14
Start
0:00
Race begins
5K· 3.11 mi
5:24/mi
16:47
↑ 97↓ 345
10K· 6.21 mi
5:22/mi
33:28
↑ 79↓ 138
15K· 9.32 mi
5:25/mi
50:19
↑ 67↓ 78
20K· 12.43 mi
5:33/mi
1:07:35
↑ 106↓ 86
Half· 13.11 mi
5:28/mi
1:11:19
↑ 19↓ 37
25K· 15.53 mi
5:35/mi
1:24:51
↑ 66↓ 88
30K· 18.64 mi
5:46/mi
1:42:47
↑ 181↓ 148
20M
5:44/mi
1:50:35
↑ 64↓ 50
21M
6:09/mi
1:56:44
↑ 106↓ 24
35K· 21.75 mi
5:31/mi
2:00:52
↑ 17↓ 86
23M
5:51/mi
2:08:12
↑ 23↓ 63
24M
5:39/mi
2:13:51
↓ 82
40K· 24.85 mi
5:59/mi
2:18:58
↓ 20
25.2M
6:34/mi
2:21:14
↑ 13↓ 16
Finish· 26.22 mi
6:08/mi
2:27:29
↑ 22↓ 21
Course Elevation
890ft
Total climb
462ft
Range
7 to 469 ft
1,342ft
Total descent
About the height of two redwood trees

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The Course

Half Splits

1st Half· via Half
1:11:195:26 /mi⚡ faster
2nd Half
1:16:105:49 /mi+6.8%
Positive split — 6.8% slower in the second half
AI Race Performance Report

Kevin's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

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Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
16:475:243.11 mi16:47
5:24
-
10K
33:285:233.10 mi16:41
5:22
-0:02
15K
50:195:243.11 mi16:51
5:25
+0:03
20K
1:07:355:263.11 mi17:16
5:33
+0:08
Half(13.11 mi)
1:11:195:260.68 mi3:44
5:28
-0:05
25K
1:24:515:282.42 mi13:32
5:35
+0:07
30K
1:42:475:313.11 mi17:56
5:46
+0:11
20M
1:50:355:321.36 mi7:48
5:44
-0:02
21M
1:56:445:341.00 mi6:09
6:09
+0:25
35K
2:00:525:330.75 mi4:08
5:31
-0:38
23M
2:08:125:341.25 mi7:20
5:51
+0:20
24M
2:13:515:351.00 mi5:39
5:39
-0:12
40K
2:18:585:350.85 mi5:07
5:59
+0:20
25.2M
2:21:145:360.35 mi2:16
6:34
+0:35
Finish(26.22 mi)
2:27:295:381.02 mi6:15
6:08
-0:26
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Kevin's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

5:22 /mi

Average Pace

5:38 /mi

Slowest Pace

6:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

54:03

37% of race

Time at Steady Pace

1:06:19

45% of race

Time at Slower Pace

27:07

18% of race

Average Pace: 5:37 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi828282957474
10K3.10 mi77+577+577+5717171
15K3.11 mi81-481-481-4957474
20K3.11 mi79+279+279+2118100100
Half(13.11 mi)0.68 mi81-281-281-21019090
25K2.42 mi91-1080+180+11099090
30K3.11 mi97-681-181-1143123123
20M1.36 mi99-283-283-2124105105
21M1.00 mi101-28383191170170
35K0.75 mi100+183831129191
23M1.25 mi97+380+380+3169146146
24M1.00 mi978080142124124
40K0.85 mi978080314290290
25.2M0.35 mi98-181-181-1578545545
Finish(26.22 mi)1.02 mi102-484-384-3106510141014

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.4%
469 ft222 ft
↑ 97ft↓ 345ft
248 ft

Overall

95

Males

74

M40-44

74

5K→10K

3.1 - 6.2 mi

Top 0.3%
216 ft157 ft
↑ 79ft↓ 138ft
59 ft

Overall

71

Males

71

M40-44

71

10K→15K

6.2 - 9.3 mi

Top 0.4%
157 ft146 ft
↑ 67ft↓ 78ft
34 ft

Overall

95

Males

74

M40-44

74

15K→20K

9.3 - 12.4 mi

Top 0.4%
147 ft167 ft
↑ 106ft↓ 86ft
63 ft

Overall

118

Males

100

M40-44

100

20K→Half

12.4 - 13.1 mi

Top 0.4%
165 ft147 ft
↑ 19ft↓ 37ft
30 ft

Overall

101

Males

90

M40-44

90

Half→25K

13.1 - 15.5 mi

Top 0.4%
148 ft126 ft
↑ 66ft↓ 88ft
44 ft

Overall

109

Males

90

M40-44

90

25K→30K

15.5 - 18.6 mi

Top 0.5%
106 ft139 ft
↑ 181ft↓ 148ft
109 ft

Overall

143

Males

123

M40-44

123

30K→20M

18.6 - 20.0 mi

Top 0.5%
134 ft148 ft
↑ 64ft↓ 50ft
56 ft

Overall

124

Males

105

M40-44

105

20M→21M

20.0 - 21.0 mi

Top 0.7%
147 ft230 ft
↑ 106ft↓ 24ft
97 ft

Overall

191

Males

170

M40-44

170

21M→35K

21.0 - 21.8 mi

Top 0.4%
223 ft154 ft
↑ 17ft↓ 86ft
78 ft

Overall

112

Males

91

M40-44

91

35K→23M

21.8 - 23.0 mi

Top 0.6%
158 ft119 ft
↑ 23ft↓ 63ft
63 ft

Overall

169

Males

146

M40-44

146

23M→24M

23.0 - 24.0 mi

Top 0.5%
115 ft45 ft
↑ 12ft↓ 82ft
70 ft

Overall

142

Males

124

M40-44

124

24M→40K

24.0 - 24.9 mi

Top 1%
31 ft17 ft
↑ 6ft↓ 20ft
15 ft

Overall

314

Males

290

M40-44

290

40K→25.2M

24.9 - 25.2 mi

Top 2%
22 ft19 ft
↑ 13ft↓ 16ft
16 ft

Overall

578

Males

545

M40-44

545

25.2M→Finish

25.2 - 26.2 mi

Top 4%
16 ft17 ft
↑ 22ft↓ 21ft
19 ft

Overall

1065

Males

1014

M40-44

1014

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing