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BOSTON MARATHON 2023

Liam Mcaleer

Bib: 27242•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 45%
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
26:07
Rank: #16909
Start → 5K
8:24/mi
26:07 split
10K· 6.21 mi
51:14
Rank: #16143 (+766)
5K → 10K
8:05/mi
25:07 split
15K· 9.32 mi
1:15:21
Rank: #15008 (+1135)
10K → 15K
7:46/mi
24:07 split
20K· 12.43 mi
1:39:46
Rank: #14301 (+707)
15K → 20K
7:52/mi
24:25 split
Half· 13.11 mi
1:45:06
Rank: #14235 (+66)
20K → Half
7:49/mi
5:20 split
25K· 15.53 mi
2:04:09
Rank: #13801 (+434)
Half → 25K
7:51/mi
19:03 split
30K· 18.64 mi
2:28:43
Rank: #13116 (+685)
25K → 30K
7:54/mi
24:34 split
20M
2:39:32
Rank: #12848 (+268)
30K → 20M
7:58/mi
10:49 split
21M
2:47:55
Rank: #12626 (+222)
20M → 21M
8:23/mi
8:23 split
35K· 21.75 mi
2:53:35
Rank: #12479 (+147)
21M → 35K
7:34/mi
5:40 split
23M
3:03:43
Rank: #12346 (+133)
35K → 23M
8:06/mi
10:08 split
24M
3:11:31
Rank: #12239 (+107)
23M → 24M
7:48/mi
7:48 split
40K· 24.85 mi
3:18:32
Rank: #12179 (+60)
24M → 40K
8:12/mi
7:01 split
25.2M
3:21:23
Rank: #12107 (+72)
40K → 25.2M
8:16/mi
2:51 split
Finish· 26.22 mi
3:28:54
Rank: #11928 (+179)
25.2M → Finish
7:23/mi
7:31 split

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:45:06
Pace8:01 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:43:48
Pace7:55 /mi
📊Negative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:2426:078:2426:07
8:24
-
10K
6.21 mi12:08:3151:148:1525:07
8:05
-0:19
15K
9.32 mi12:32:381:15:218:0524:07
7:46
-0:19
20K
12.43 mi12:57:031:39:468:0224:25
7:52
+0:06
Half
13.11 mi13:02:231:45:068:015:20
7:49
-0:03
25K
15.53 mi13:21:262:04:098:0019:03
7:51
+0:02
30K
18.64 mi13:46:002:28:437:5924:34
7:54
+0:03
20M
20.00 mi13:56:492:39:327:5910:49
7:58
+0:04
21M
21.00 mi14:05:122:47:558:008:23
8:23
+0:25
35K
21.75 mi14:10:522:53:357:595:40
7:34
-0:49
23M
23.00 mi14:21:003:03:437:5910:08
8:06
+0:32
24M
24.00 mi14:28:483:11:317:597:48
7:48
-0:18
40K
24.85 mi14:35:493:18:327:597:01
8:12
+0:24
25.2M
25.20 mi14:38:403:21:237:592:51
8:16
+0:04
Finish
26.22 mi14:46:113:28:547:587:31
7:23
-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

7:23 /mi

Average Pace

7:58 /mi

Slowest Pace

8:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:32

79% of race

Time at Steady Pace

44:22

21% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:58 /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 mi11:43:2426:078:2426:07
8:24
#16909
10K
6.21 mi12:08:3151:148:1525:07
8:05
#16143
15K
9.32 mi12:32:381:15:218:0524:07
7:46
#15008
20K
12.43 mi12:57:031:39:468:0224:25
7:52
#14301
Half
13.11 mi13:02:231:45:068:015:20
7:49
#14235
25K
15.53 mi13:21:262:04:098:0019:03
7:51
#13801
30K
18.64 mi13:46:002:28:437:5924:34
7:54
#13116
20M
20.00 mi13:56:492:39:327:5910:49
7:58
#12848
21M
21.00 mi14:05:122:47:558:008:23
8:23
#12626
35K
21.75 mi14:10:522:53:357:595:40
7:34
#12479
23M
23.00 mi14:21:003:03:437:5910:08
8:06
#12346
24M
24.00 mi14:28:483:11:317:597:48
7:48
#12239
40K
24.85 mi14:35:493:18:327:597:01
8:12
#12179
25.2M
25.20 mi14:38:403:21:237:592:51
8:16
#12107
Finish
26.22 mi14:46:113:28:547:587:31
7:23
#11928
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi16909110201102012390(Top 47%)9248(Top 61%)9248(Top 175%)
10K6.21 mi3.10 mi16143+76610760+26010760+26015389(Top 58%)10461(Top 69%)10461(Top 198%)
15K9.32 mi3.11 mi15008+113510318+44210318+44212390(Top 47%)9248(Top 61%)9248(Top 175%)
20K12.43 mi3.11 mi14301+70710026+29210026+29212230(Top 46%)9112(Top 60%)9112(Top 172%)
Half13.11 mi0.68 mi14235+669996+309996+3012808(Top 48%)9401(Top 62%)9401(Top 178%)
25K15.53 mi2.42 mi13801+4349794+2029794+20211566(Top 43%)8744(Top 58%)8744(Top 165%)
30K18.64 mi3.11 mi13116+6859478+3169478+31610196(Top 38%)7932(Top 52%)7932(Top 150%)
20M20.00 mi1.36 mi12848+2689350+1289350+1289970(Top 37%)7752(Top 51%)7752(Top 147%)
21M21.00 mi1.00 mi12626+2229236+1149236+1149741(Top 37%)7473(Top 49%)7473(Top 141%)
35K21.75 mi0.75 mi12479+1479160+769160+769094(Top 34%)7137(Top 47%)7137(Top 135%)
23M23.00 mi1.25 mi12346+1339077+839077+8310394(Top 39%)7684(Top 51%)7684(Top 145%)
24M24.00 mi1.00 mi12239+1079012+659012+659791(Top 37%)7297(Top 48%)7297(Top 138%)
40K24.85 mi0.85 mi12179+608961+518961+5111382(Top 43%)8016(Top 53%)8016(Top 152%)
25.2M25.20 mi0.35 mi12107+728922+398922+398088(Top 30%)6248(Top 41%)6248(Top 118%)
Finish26.22 mi1.02 mi11928+1798830+928830+927624(Top 29%)5953(Top 39%)5953(Top 113%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

12390

Males

9248

M18-39

9248

5K→10K

3.1 - 6.2 mi

Top 58%
×5story building
+79ft-138ft

Overall

15389

Males

10461

M18-39

10461

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

12390

Males

9248

M18-39

9248

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

12230

Males

9112

M18-39

9112

20K→Half

12.4 - 13.1 mi

Top 48%
×2story building
+19ft-37ft

Overall

12808

Males

9401

M18-39

9401

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

11566

Males

8744

M18-39

8744

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

10196

Males

7932

M18-39

7932

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

9970

Males

7752

M18-39

7752

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

9741

Males

7473

M18-39

7473

21M→35K

21.0 - 21.8 mi

Top 34%
×7story building
+17ft-86ft

Overall

9094

Males

7137

M18-39

7137

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

10394

Males

7684

M18-39

7684

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

9791

Males

7297

M18-39

7297

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11382

Males

8016

M18-39

8016

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8088

Males

6248

M18-39

6248

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2story building
+22ft-21ft

Overall

7624

Males

5953

M18-39

5953

Passing Analysis

Category:
Athletes Passed
5193
Passed By
212
Net Change
+4981
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16909
5K → 10K85185+766#16909#16143
10K → 15K11372+1135#16143#15008
15K → 20K7158+707#15008#14301
20K → Half704+66#14301#14235
Half → 25K4395+434#14235#13801
25K → 30K6916+685#13801#13116
30K → 20M2724+268#13116#12848
20M → 21M23614+222#12848#12626
21M → 35K1481+147#12626#12479
35K → 23M16128+133#12479#12346
23M → 24M12215+107#12346#12239
24M → 40K8626+60#12239#12179
40K → 25.2M786+72#12179#12107
25.2M → Finish1878+179#12107#11928
TOTALS5193212+4981
📊

Passing Visuals

Category:
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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