Boston Marathon logo
BOSTON MARATHON 2023

Lucas Kehoe

Bib: 31777•M

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
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
28:06
Rank: #20642
Start → 5K
28:06 | 9:03/mi
10K· 6.21 mi
56:12
Rank: #20823 (-181)
5K → 10K
28:06 | 9:03/mi
15K· 9.32 mi
1:23:35
Rank: #20420 (+403)
10K → 15K
27:23 | 8:49/mi
20K· 12.43 mi
1:50:02
Rank: #19611 (+809)
15K → 20K
26:27 | 8:31/mi
Half· 13.11 mi
1:55:51
Rank: #19528 (+83)
20K → Half
5:49 | 8:32/mi
25K· 15.53 mi
2:17:41
Rank: #19418 (+110)
Half → 25K
21:50 | 9:00/mi
30K· 18.64 mi
2:47:27
Rank: #19509 (-91)
25K → 30K
29:46 | 9:35/mi
20M
3:00:45
Rank: #19535 (-26)
30K → 20M
13:18 | 9:47/mi
21M
3:11:40
Rank: #19622 (-87)
20M → 21M
10:55 | 10:55/mi
35K· 21.75 mi
3:18:24
Rank: #19575 (+47)
21M → 35K
6:44 | 9:00/mi
23M
3:30:55
Rank: #19607 (-32)
35K → 23M
12:31 | 10:00/mi
24M
3:40:09
Rank: #19555 (+52)
23M → 24M
9:14 | 9:14/mi
40K· 24.85 mi
3:48:50
Rank: #19600 (-45)
24M → 40K
8:41 | 10:09/mi
25.2M
3:52:35
Rank: #19616 (-16)
40K → 25.2M
3:45 | 10:52/mi
Finish· 26.22 mi
4:02:14
Rank: #19641 (-25)
25.2M → Finish
9:39 | 9:28/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
Time1:55:51
Pace8:50 /mi
2nd Half
Distance13.11 mi
Time2:06:23
Pace9:38 /mi
📊Positive Split: 9.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:3128:069:0328:06
9:03
-
10K
6.21 mi12:19:3756:129:0328:06
9:03
0:00
15K
9.32 mi12:47:001:23:358:5827:23
8:49
-0:14
20K
12.43 mi13:13:271:50:028:5126:27
8:31
-0:18
Half
13.11 mi13:19:161:55:518:505:49
8:32
+0:01
25K
15.53 mi13:41:062:17:418:5221:50
9:00
+0:28
30K
18.64 mi14:10:522:47:278:5929:46
9:35
+0:35
20M
20.00 mi14:24:103:00:459:0213:18
9:47
+0:12
21M
21.00 mi14:35:053:11:409:0810:55
10:55
+1:08
35K
21.75 mi14:41:493:18:249:076:44
9:00
-1:55
23M
23.00 mi14:54:203:30:559:1012:31
10:00
+1:00
24M
24.00 mi15:03:343:40:099:109:14
9:14
-0:46
40K
24.85 mi15:12:153:48:509:128:41
10:09
+0:55
25.2M
25.20 mi15:16:003:52:359:143:45
10:52
+0:43
Finish
26.22 mi15:25:394:02:149:159:39
9:28
-1:24

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

8:31 /mi

Average Pace

9:15 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

59:39

25% of race

Time at Steady Pace

2:13:25

55% of race

Time at Slower Pace

49:10

20% of race

Average Pace: 9:14 /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 mi11:51:3128:069:0328:06
9:03
#20642
10K
6.21 mi12:19:3756:129:0328:06
9:03
#20823
15K
9.32 mi12:47:001:23:358:5827:23
8:49
#20420
20K
12.43 mi13:13:271:50:028:5126:27
8:31
#19611
Half
13.11 mi13:19:161:55:518:505:49
8:32
#19528
25K
15.53 mi13:41:062:17:418:5221:50
9:00
#19418
30K
18.64 mi14:10:522:47:278:5929:46
9:35
#19509
20M
20.00 mi14:24:103:00:459:0213:18
9:47
#19535
21M
21.00 mi14:35:053:11:409:0810:55
10:55
#19622
35K
21.75 mi14:41:493:18:249:076:44
9:00
#19575
23M
23.00 mi14:54:203:30:559:1012:31
10:00
#19607
24M
24.00 mi15:03:343:40:099:109:14
9:14
#19555
40K
24.85 mi15:12:153:48:509:128:41
10:09
#19600
25.2M
25.20 mi15:16:003:52:359:143:45
10:52
#19616
Finish
26.22 mi15:25:394:02:149:159:39
9:28
#19641
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20642124261242619590(Top 74%)12130(Top 80%)12130(Top 230%)
10K6.21 mi3.10 mi20823-18112584-15812584-15821053(Top 79%)12736(Top 84%)12736(Top 241%)
15K9.32 mi3.11 mi20420+40312428+15612428+15619590(Top 74%)12130(Top 80%)12130(Top 230%)
20K12.43 mi3.11 mi19611+80912098+33012098+33016942(Top 64%)11030(Top 73%)11030(Top 209%)
Half13.11 mi0.68 mi19528+8312063+3512063+3517837(Top 67%)11443(Top 75%)11443(Top 217%)
25K15.53 mi2.42 mi19418+11012029+3412029+3418974(Top 71%)11840(Top 78%)11840(Top 224%)
30K18.64 mi3.11 mi19509-9112056-2712056-2719713(Top 74%)12096(Top 80%)12096(Top 229%)
20M20.00 mi1.36 mi19535-2612042+1412042+1419808(Top 74%)12034(Top 79%)12034(Top 228%)
21M21.00 mi1.00 mi19622-8712077-3512077-3520633(Top 78%)12354(Top 81%)12354(Top 234%)
35K21.75 mi0.75 mi19575+4712048+2912048+2917906(Top 67%)11107(Top 73%)11107(Top 210%)
23M23.00 mi1.25 mi19607-3212060-1212060-1219974(Top 75%)12009(Top 79%)12009(Top 227%)
24M24.00 mi1.00 mi19555+5212022+3812022+3818178(Top 68%)11165(Top 74%)11165(Top 211%)
40K24.85 mi0.85 mi19600-4512035-1312035-1320373(Top 77%)12086(Top 80%)12086(Top 229%)
25.2M25.20 mi0.35 mi19616-1612033+212033+220137(Top 76%)11983(Top 79%)11983(Top 227%)
Finish26.22 mi1.02 mi19641-2512039-612039-620003(Top 75%)11981(Top 79%)11981(Top 227%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21stories
+97ft-345ft

Overall

19590

Males

12130

M18-39

12130

5K→10K

3.1 - 6.2 mi

Top 79%
×5stories
+79ft-138ft

Overall

21053

Males

12736

M18-39

12736

10K→15K

6.2 - 9.3 mi

Top 74%
×3stories
+67ft-78ft

Overall

19590

Males

12130

M18-39

12130

15K→20K

9.3 - 12.4 mi

Top 64%
×5stories
+106ft-86ft

Overall

16942

Males

11030

M18-39

11030

20K→Half

12.4 - 13.1 mi

Top 67%
×2stories
+19ft-37ft

Overall

17837

Males

11443

M18-39

11443

Half→25K

13.1 - 15.5 mi

Top 71%
×4stories
+66ft-88ft

Overall

18974

Males

11840

M18-39

11840

25K→30K

15.5 - 18.6 mi

Top 74%
×9stories
+181ft-148ft

Overall

19713

Males

12096

M18-39

12096

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

19808

Males

12034

M18-39

12034

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

20633

Males

12354

M18-39

12354

21M→35K

21.0 - 21.8 mi

Top 67%
×7stories
+17ft-86ft

Overall

17906

Males

11107

M18-39

11107

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

19974

Males

12009

M18-39

12009

23M→24M

23.0 - 24.0 mi

Top 68%
×6stories
+12ft-82ft

Overall

18178

Males

11165

M18-39

11165

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

20373

Males

12086

M18-39

12086

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20137

Males

11983

M18-39

11983

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

20003

Males

11981

M18-39

11981

Passing Analysis

Category:
Athletes Passed
2278
Passed By
1277
Net Change
+1001
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20642
5K → 10K211392-181#20642#20823
10K → 15K44037+403#20823#20420
15K → 20K8090+809#20420#19611
20K → Half874+83#19611#19528
Half → 25K17767+110#19528#19418
25K → 30K136227-91#19418#19509
30K → 20M80106-26#19509#19535
20M → 21M50137-87#19535#19622
21M → 35K6114+47#19622#19575
35K → 23M6496-32#19575#19607
23M → 24M7624+52#19607#19555
24M → 40K3075-45#19555#19600
40K → 25.2M2642-16#19600#19616
25.2M → Finish3156-25#19616#19641
TOTALS22781277+1001
📊

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