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BOSTON MARATHON 2023

Tyler Leahy

Bib: 931•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 3%
Division (M18-39)
#0 / 5285
Top 9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:26
Rank: #590
Start → 5K
18:26 | 5:56/mi
10K· 6.21 mi
36:53
Rank: #612 (-22)
5K → 10K
18:27 | 5:56/mi
15K· 9.32 mi
55:28
Rank: #619 (-7)
10K → 15K
18:35 | 5:59/mi
20K· 12.43 mi
1:14:22
Rank: #642 (-23)
15K → 20K
18:54 | 6:05/mi
Half· 13.11 mi
1:18:29
Rank: #644 (-2)
20K → Half
4:07 | 6:02/mi
25K· 15.53 mi
1:33:08
Rank: #631 (+13)
Half → 25K
14:39 | 6:03/mi
30K· 18.64 mi
1:52:17
Rank: #616 (+15)
25K → 30K
19:09 | 6:10/mi
20M
2:00:52
Rank: #626 (-10)
30K → 20M
8:35 | 6:19/mi
21M
2:07:21
Rank: #622 (+4)
20M → 21M
6:29 | 6:29/mi
35K· 21.75 mi
2:11:47
Rank: #614 (+8)
21M → 35K
4:26 | 5:56/mi
23M
2:19:27
Rank: #603 (+11)
35K → 23M
7:40 | 6:07/mi
24M
2:25:24
Rank: #593 (+10)
23M → 24M
5:57 | 5:57/mi
40K· 24.85 mi
2:30:37
Rank: #576 (+17)
24M → 40K
5:13 | 6:06/mi
25.2M
2:32:52
Rank: #569 (+7)
40K → 25.2M
2:15 | 6:31/mi
Finish· 26.22 mi
2:38:53
Rank: #564 (+5)
25.2M → Finish
6:01 | 5:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:29
Pace5:59 /mi
2nd Half
Distance13.11 mi
Time1:20:24
Pace6:08 /mi
📊Positive Split: 2.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:3118:265:5618:26
5:56
-
10K
6.21 mi10:36:5836:535:5618:27
5:56
0:00
15K
9.32 mi10:55:3355:285:5718:35
5:59
+0:03
20K
12.43 mi11:14:271:14:225:5918:54
6:05
+0:06
Half
13.11 mi11:18:341:18:295:594:07
6:02
-0:03
25K
15.53 mi11:33:131:33:086:0014:39
6:03
+0:01
30K
18.64 mi11:52:221:52:176:0119:09
6:10
+0:07
20M
20.00 mi12:00:572:00:526:038:35
6:19
+0:09
21M
21.00 mi12:07:262:07:216:046:29
6:29
+0:10
35K
21.75 mi12:11:522:11:476:044:26
5:56
-0:33
23M
23.00 mi12:19:322:19:276:047:40
6:07
+0:11
24M
24.00 mi12:25:292:25:246:045:57
5:57
-0:10
40K
24.85 mi12:30:422:30:376:045:13
6:06
+0:09
25.2M
25.20 mi12:32:572:32:526:042:15
6:31
+0:25
Finish
26.22 mi12:38:582:38:536:046:01
5:54
-0:37

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

5:54 /mi

Average Pace

6:04 /mi

Slowest Pace

6:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:36:38

99% of race

Time at Steady Pace

2:15

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:04 /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 mi10:18:3118:265:5618:26
5:56
#590
10K
6.21 mi10:36:5836:535:5618:27
5:56
#612
15K
9.32 mi10:55:3355:285:5718:35
5:59
#619
20K
12.43 mi11:14:271:14:225:5918:54
6:05
#642
Half
13.11 mi11:18:341:18:295:594:07
6:02
#644
25K
15.53 mi11:33:131:33:086:0014:39
6:03
#631
30K
18.64 mi11:52:221:52:176:0119:09
6:10
#616
20M
20.00 mi12:00:572:00:526:038:35
6:19
#626
21M
21.00 mi12:07:262:07:216:046:29
6:29
#622
35K
21.75 mi12:11:522:11:476:044:26
5:56
#614
23M
23.00 mi12:19:322:19:276:047:40
6:07
#603
24M
24.00 mi12:25:292:25:246:045:57
5:57
#593
40K
24.85 mi12:30:422:30:376:045:13
6:06
#576
25.2M
25.20 mi12:32:572:32:526:042:15
6:31
#569
Finish
26.22 mi12:38:582:38:536:046:01
5:54
#564
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi590547547665(Top 2%)622(Top 4%)622(Top 12%)
10K6.21 mi3.10 mi612-22569-22569-22662(Top 2%)618(Top 4%)618(Top 12%)
15K9.32 mi3.11 mi619-7576-7576-7665(Top 2%)622(Top 4%)622(Top 12%)
20K12.43 mi3.11 mi642-23599-23599-23737(Top 3%)695(Top 5%)695(Top 13%)
Half13.11 mi0.68 mi644-2601-2601-2824(Top 3%)782(Top 5%)782(Top 15%)
25K15.53 mi2.42 mi631+13590+11590+11610(Top 2%)570(Top 4%)570(Top 11%)
30K18.64 mi3.11 mi616+15575+15575+15609(Top 2%)573(Top 4%)573(Top 11%)
20M20.00 mi1.36 mi626-10586-11586-11892(Top 3%)851(Top 6%)851(Top 16%)
21M21.00 mi1.00 mi622+4581+5581+5618(Top 2%)582(Top 4%)582(Top 11%)
35K21.75 mi0.75 mi614+8573+8573+8553(Top 2%)515(Top 3%)515(Top 10%)
23M23.00 mi1.25 mi603+11563+10563+10493(Top 2%)462(Top 3%)462(Top 9%)
24M24.00 mi1.00 mi593+10553+10553+10455(Top 2%)428(Top 3%)428(Top 8%)
40K24.85 mi0.85 mi576+17537+16537+16482(Top 2%)453(Top 3%)453(Top 9%)
25.2M25.20 mi0.35 mi569+7530+7530+7535(Top 2%)503(Top 3%)503(Top 10%)
Finish26.22 mi1.02 mi564+5526+4526+4528(Top 2%)502(Top 3%)502(Top 9%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

665

Males

622

M18-39

622

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

662

Males

618

M18-39

618

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

665

Males

622

M18-39

622

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

737

Males

695

M18-39

695

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

824

Males

782

M18-39

782

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

610

Males

570

M18-39

570

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

609

Males

573

M18-39

573

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

892

Males

851

M18-39

851

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

618

Males

582

M18-39

582

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

553

Males

515

M18-39

515

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

493

Males

462

M18-39

462

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

455

Males

428

M18-39

428

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

482

Males

453

M18-39

453

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

535

Males

503

M18-39

503

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

528

Males

502

M18-39

502

Passing Analysis

Category:
Athletes Passed
201
Passed By
175
Net Change
+26
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#590
5K → 10K1638-22#590#612
10K → 15K1623-7#612#619
15K → 20K831-23#619#642
20K → Half46-2#642#644
Half → 25K2411+13#644#631
25K → 30K3116+15#631#616
30K → 20M1222-10#616#626
20M → 21M117+4#626#622
21M → 35K102+8#622#614
35K → 23M187+11#614#603
23M → 24M111+10#603#593
24M → 40K214+17#593#576
40K → 25.2M70+7#576#569
25.2M → Finish127+5#569#564
TOTALS201175+26
📊

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