Boston Marathon logo
BOSTON MARATHON 2023

Miles Kimbrough

Bib: 968•M

NC

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 5%
Division (M18-39)
#0 / 5285
Top 11%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:38
Rank: #686
Start → 5K
18:38 | 6:00/mi
10K· 6.21 mi
37:18
Rank: #738 (-52)
5K → 10K
18:40 | 6:00/mi
15K· 9.32 mi
56:10
Rank: #772 (-34)
10K → 15K
18:52 | 6:04/mi
20K· 12.43 mi
1:15:08
Rank: #763 (+9)
15K → 20K
18:58 | 6:06/mi
Half· 13.11 mi
1:19:14
Rank: #764 (-1)
20K → Half
4:06 | 6:01/mi
25K· 15.53 mi
1:34:02
Rank: #741 (+23)
Half → 25K
14:48 | 6:06/mi
30K· 18.64 mi
1:53:41
Rank: #774 (-33)
25K → 30K
19:39 | 6:19/mi
20M
2:02:19
Rank: #783 (-9)
30K → 20M
8:38 | 6:21/mi
21M
2:08:56
Rank: #779 (+4)
20M → 21M
6:37 | 6:37/mi
35K· 21.75 mi
2:13:35
Rank: #784 (-5)
21M → 35K
4:39 | 6:13/mi
23M
2:21:41
Rank: #786 (-2)
35K → 23M
8:06 | 6:28/mi
24M
2:27:56
Rank: #788 (-2)
23M → 24M
6:15 | 6:15/mi
40K· 24.85 mi
2:33:22
Rank: #775 (+13)
24M → 40K
5:26 | 6:21/mi
25.2M
2:35:40
Rank: #772 (+3)
40K → 25.2M
2:18 | 6:40/mi
Finish· 26.22 mi
2:41:34
Rank: #732 (+40)
25.2M → Finish
5:54 | 5:47/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:14
Pace6:03 /mi
2nd Half
Distance13.11 mi
Time1:22:20
Pace6:17 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:4618:386:0018:38
6:00
-
10K
6.21 mi10:37:2637:186:0018:40
6:00
0:00
15K
9.32 mi10:56:1856:106:0218:52
6:04
+0:04
20K
12.43 mi11:15:161:15:086:0318:58
6:06
+0:02
Half
13.11 mi11:19:221:19:146:034:06
6:01
-0:05
25K
15.53 mi11:34:101:34:026:0314:48
6:06
+0:05
30K
18.64 mi11:53:491:53:416:0619:39
6:19
+0:13
20M
20.00 mi12:02:272:02:196:078:38
6:21
+0:02
21M
21.00 mi12:09:042:08:566:086:37
6:37
+0:16
35K
21.75 mi12:13:432:13:356:094:39
6:13
-0:24
23M
23.00 mi12:21:492:21:416:108:06
6:28
+0:15
24M
24.00 mi12:28:042:27:566:106:15
6:15
-0:13
40K
24.85 mi12:33:302:33:226:105:26
6:21
+0:06
25.2M
25.20 mi12:35:482:35:406:112:18
6:40
+0:19
Finish
26.22 mi12:41:422:41:346:105:54
5:47
-0:53

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

5:47 /mi

Average Pace

6:10 /mi

Slowest Pace

6:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:33

89% of race

Time at Steady Pace

17:01

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:10 /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 mi10:18:4618:386:0018:38
6:00
#686
10K
6.21 mi10:37:2637:186:0018:40
6:00
#738
15K
9.32 mi10:56:1856:106:0218:52
6:04
#772
20K
12.43 mi11:15:161:15:086:0318:58
6:06
#763
Half
13.11 mi11:19:221:19:146:034:06
6:01
#764
25K
15.53 mi11:34:101:34:026:0314:48
6:06
#741
30K
18.64 mi11:53:491:53:416:0619:39
6:19
#774
20M
20.00 mi12:02:272:02:196:078:38
6:21
#783
21M
21.00 mi12:09:042:08:566:086:37
6:37
#779
35K
21.75 mi12:13:432:13:356:094:39
6:13
#784
23M
23.00 mi12:21:492:21:416:108:06
6:28
#786
24M
24.00 mi12:28:042:27:566:106:15
6:15
#788
40K
24.85 mi12:33:302:33:226:105:26
6:21
#775
25.2M
25.20 mi12:35:482:35:406:112:18
6:40
#772
Finish
26.22 mi12:41:422:41:346:105:54
5:47
#732
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi686641641884(Top 3%)836(Top 6%)836(Top 16%)
10K6.21 mi3.10 mi738-52694-53694-53814(Top 3%)768(Top 5%)768(Top 15%)
15K9.32 mi3.11 mi772-34728-34728-34884(Top 3%)836(Top 6%)836(Top 16%)
20K12.43 mi3.11 mi763+9719+9719+9790(Top 3%)746(Top 5%)746(Top 14%)
Half13.11 mi0.68 mi764-1720-1720-1776(Top 3%)735(Top 5%)735(Top 14%)
25K15.53 mi2.42 mi741+23697+23697+23755(Top 3%)714(Top 5%)714(Top 14%)
30K18.64 mi3.11 mi774-33732-35732-35968(Top 4%)920(Top 6%)920(Top 17%)
20M20.00 mi1.36 mi783-9741-9741-9996(Top 4%)952(Top 6%)952(Top 18%)
21M21.00 mi1.00 mi779+4736+5736+5898(Top 3%)852(Top 6%)852(Top 16%)
35K21.75 mi0.75 mi784-5741-5741-51267(Top 5%)1204(Top 8%)1204(Top 23%)
23M23.00 mi1.25 mi786-2742-1742-11310(Top 5%)1241(Top 8%)1241(Top 23%)
24M24.00 mi1.00 mi788-2744-2744-21168(Top 4%)1105(Top 7%)1105(Top 21%)
40K24.85 mi0.85 mi775+13732+12732+121045(Top 4%)988(Top 7%)988(Top 19%)
25.2M25.20 mi0.35 mi772+3729+3729+3798(Top 3%)759(Top 5%)759(Top 14%)
Finish26.22 mi1.02 mi732+40690+39690+39355(Top 1%)337(Top 2%)337(Top 6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

884

Males

836

M18-39

836

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

814

Males

768

M18-39

768

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

884

Males

836

M18-39

836

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

790

Males

746

M18-39

746

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

776

Males

735

M18-39

735

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

755

Males

714

M18-39

714

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

968

Males

920

M18-39

920

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

996

Males

952

M18-39

952

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

898

Males

852

M18-39

852

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1267

Males

1204

M18-39

1204

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1310

Males

1241

M18-39

1241

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1168

Males

1105

M18-39

1105

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1045

Males

988

M18-39

988

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

798

Males

759

M18-39

759

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2stories
+22ft-21ft

Overall

355

Males

337

M18-39

337

Passing Analysis

Category:
Athletes Passed
211
Passed By
257
Net Change
-46
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#686
5K → 10K1264-52#686#738
10K → 15K741-34#738#772
15K → 20K2819+9#772#763
20K → Half34-1#763#764
Half → 25K329+23#764#741
25K → 30K1043-33#741#774
30K → 20M817-9#774#783
20M → 21M1511+4#783#779
21M → 35K510-5#779#784
35K → 23M1517-2#784#786
23M → 24M911-2#786#788
24M → 40K196+13#788#775
40K → 25.2M63+3#775#772
25.2M → Finish422+40#772#732
TOTALS211257-46
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing