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BOSTON MARATHON 2023

Kyle Marshall

Bib: 1489•M

RI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 4%
Gender (Male)
#0 / 15176
Top 7%
Division (M18-39)
#0 / 5285
Top 17%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:05
Rank: #990
Start → 5K
19:05 | 6:09/mi
10K· 6.21 mi
38:09
Rank: #1051 (-61)
5K → 10K
19:04 | 6:08/mi
15K· 9.32 mi
57:11
Rank: #1046 (+5)
10K → 15K
19:02 | 6:08/mi
20K· 12.43 mi
1:16:32
Rank: #1054 (-8)
15K → 20K
19:21 | 6:14/mi
Half· 13.11 mi
1:20:45
Rank: #1060 (-6)
20K → Half
4:13 | 6:11/mi
25K· 15.53 mi
1:35:56
Rank: #1057 (+3)
Half → 25K
15:11 | 6:16/mi
30K· 18.64 mi
1:55:45
Rank: #1055 (+2)
25K → 30K
19:49 | 6:23/mi
20M
2:04:37
Rank: #1067 (-12)
30K → 20M
8:52 | 6:31/mi
21M
2:11:30
Rank: #1071 (-4)
20M → 21M
6:53 | 6:53/mi
35K· 21.75 mi
2:16:14
Rank: #1078 (-7)
21M → 35K
4:44 | 6:20/mi
23M
2:24:24
Rank: #1081 (-3)
35K → 23M
8:10 | 6:31/mi
24M
2:30:39
Rank: #1076 (+5)
23M → 24M
6:15 | 6:15/mi
40K· 24.85 mi
2:36:14
Rank: #1082 (-6)
24M → 40K
5:35 | 6:32/mi
25.2M
2:38:37
Rank: #1080 (+2)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:45:05
Rank: #1092 (-12)
25.2M → Finish
6:28 | 6:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:45
Pace6:10 /mi
2nd Half
Distance13.11 mi
Time1:24:20
Pace6:26 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3319:056:0919:05
6:09
-
10K
6.21 mi10:38:3738:096:0819:04
6:08
-0:01
15K
9.32 mi10:57:3957:116:0819:02
6:08
0:00
20K
12.43 mi11:17:001:16:326:1019:21
6:14
+0:06
Half
13.11 mi11:21:131:20:456:104:13
6:11
-0:03
25K
15.53 mi11:36:241:35:566:1115:11
6:16
+0:05
30K
18.64 mi11:56:131:55:456:1319:49
6:23
+0:07
20M
20.00 mi12:05:052:04:376:148:52
6:31
+0:08
21M
21.00 mi12:11:582:11:306:166:53
6:53
+0:22
35K
21.75 mi12:16:422:16:146:164:44
6:20
-0:33
23M
23.00 mi12:24:522:24:246:178:10
6:31
+0:11
24M
24.00 mi12:31:072:30:396:176:15
6:15
-0:16
40K
24.85 mi12:36:422:36:146:175:35
6:32
+0:17
25.2M
25.20 mi12:39:052:38:376:182:23
6:55
+0:23
Finish
26.22 mi12:45:332:45:056:186:28
6:21
-0:34

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

6:08 /mi

Average Pace

6:18 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:49

94% of race

Time at Steady Pace

9:16

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:18 /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 mi10:19:3319:056:0919:05
6:09
#990
10K
6.21 mi10:38:3738:096:0819:04
6:08
#1051
15K
9.32 mi10:57:3957:116:0819:02
6:08
#1046
20K
12.43 mi11:17:001:16:326:1019:21
6:14
#1054
Half
13.11 mi11:21:131:20:456:104:13
6:11
#1060
25K
15.53 mi11:36:241:35:566:1115:11
6:16
#1057
30K
18.64 mi11:56:131:55:456:1319:49
6:23
#1055
20M
20.00 mi12:05:052:04:376:148:52
6:31
#1067
21M
21.00 mi12:11:582:11:306:166:53
6:53
#1071
35K
21.75 mi12:16:422:16:146:164:44
6:20
#1078
23M
23.00 mi12:24:522:24:246:178:10
6:31
#1081
24M
24.00 mi12:31:072:30:396:176:15
6:15
#1076
40K
24.85 mi12:36:422:36:146:175:35
6:32
#1082
25.2M
25.20 mi12:39:052:38:376:182:23
6:55
#1080
Finish
26.22 mi12:45:332:45:056:186:28
6:21
#1092
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi9909349341036(Top 4%)985(Top 6%)985(Top 19%)
10K6.21 mi3.10 mi1051-61994-60994-601135(Top 4%)1077(Top 7%)1077(Top 20%)
15K9.32 mi3.11 mi1046+5992+2992+21036(Top 4%)985(Top 6%)985(Top 19%)
20K12.43 mi3.11 mi1054-81001-91001-91130(Top 4%)1078(Top 7%)1078(Top 20%)
Half13.11 mi0.68 mi1060-61006-51006-51267(Top 5%)1215(Top 8%)1215(Top 23%)
25K15.53 mi2.42 mi1057+31004+21004+21184(Top 4%)1130(Top 7%)1130(Top 21%)
30K18.64 mi3.11 mi1055+21005-11005-11150(Top 4%)1095(Top 7%)1095(Top 21%)
20M20.00 mi1.36 mi1067-121016-111016-111511(Top 6%)1439(Top 9%)1439(Top 27%)
21M21.00 mi1.00 mi1071-41019-31019-31679(Top 6%)1595(Top 11%)1595(Top 30%)
35K21.75 mi0.75 mi1078-71026-71026-71640(Top 6%)1558(Top 10%)1558(Top 29%)
23M23.00 mi1.25 mi1081-31029-31029-31485(Top 6%)1410(Top 9%)1410(Top 27%)
24M24.00 mi1.00 mi1076+51024+51024+51183(Top 4%)1120(Top 7%)1120(Top 21%)
40K24.85 mi0.85 mi1082-61030-61030-61628(Top 6%)1531(Top 10%)1531(Top 29%)
25.2M25.20 mi0.35 mi1080+21028+21028+21431(Top 5%)1348(Top 9%)1348(Top 26%)
Finish26.22 mi1.02 mi1092-121039-111039-111787(Top 7%)1671(Top 11%)1671(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1036

Males

985

M18-39

985

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1135

Males

1077

M18-39

1077

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1036

Males

985

M18-39

985

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1130

Males

1078

M18-39

1078

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1267

Males

1215

M18-39

1215

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1184

Males

1130

M18-39

1130

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1150

Males

1095

M18-39

1095

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1511

Males

1439

M18-39

1439

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1679

Males

1595

M18-39

1595

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1640

Males

1558

M18-39

1558

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1485

Males

1410

M18-39

1410

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1183

Males

1120

M18-39

1120

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1628

Males

1531

M18-39

1531

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1431

Males

1348

M18-39

1348

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1787

Males

1671

M18-39

1671

Passing Analysis

Category:
Athletes Passed
260
Passed By
362
Net Change
-102
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#990
5K → 10K2687-61#990#1051
10K → 15K3227+5#1051#1046
15K → 20K2533-8#1046#1054
20K → Half28-6#1054#1060
Half → 25K2421+3#1060#1057
25K → 30K4139+2#1057#1055
30K → 20M1628-12#1055#1067
20M → 21M2024-4#1067#1071
21M → 35K714-7#1071#1078
35K → 23M1720-3#1078#1081
23M → 24M149+5#1081#1076
24M → 40K1521-6#1076#1082
40K → 25.2M75+2#1082#1080
25.2M → Finish1426-12#1080#1092
TOTALS260362-102
📊

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