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BOSTON MARATHON 2025

Korey Leonard

Bib: 2712•M

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 6%
Gender (Male)
#0 / 16105
Top 10%
Division (M18-39)
#0 / 5642
Top 25%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:15
Rank: #1851
Start → 5K
19:15 | 6:12/mi
10K· 6.21 mi
38:21
Rank: #1739 (+112)
5K → 10K
19:06 | 6:09/mi
15K· 9.32 mi
57:24
Rank: #1646 (+93)
10K → 15K
19:03 | 6:08/mi
20K· 12.43 mi
1:16:27
Rank: #1537 (+109)
15K → 20K
19:03 | 6:08/mi
Half· 13.11 mi
1:20:34
Rank: #1518 (+19)
20K → Half
4:07 | 6:02/mi
25K· 15.53 mi
1:35:45
Rank: #1529 (-11)
Half → 25K
15:11 | 6:16/mi
30K· 18.64 mi
1:56:00
Rank: #1595 (-66)
25K → 30K
20:15 | 6:31/mi
20M
2:04:55
Rank: #1578 (+17)
30K → 20M
8:55 | 6:34/mi
21M
2:12:14
Rank: #1659 (-81)
20M → 21M
7:19 | 7:19/mi
35K· 21.75 mi
2:17:08
Rank: #1679 (-20)
21M → 35K
4:54 | 6:33/mi
23M
2:25:48
Rank: #1732 (-53)
35K → 23M
8:40 | 6:56/mi
24M
2:32:44
Rank: #1813 (-81)
23M → 24M
6:56 | 6:56/mi
40K· 24.85 mi
2:38:20
Rank: #1789 (+24)
24M → 40K
5:36 | 6:33/mi
25.2M
2:40:49
Rank: #1773 (+16)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:47:11
Rank: #1750 (+23)
25.2M → Finish
6:22 | 6:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:34
Pace6:09 /mi
2nd Half
Distance13.11 mi
Time1:26:37
Pace6:36 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1019:156:1219:15
6:12
-
10K
6.21 mi10:39:1638:216:1019:06
6:09
-0:03
15K
9.32 mi10:58:1957:246:1019:03
6:08
-0:01
20K
12.43 mi11:17:221:16:276:0919:03
6:08
0:00
Half
13.11 mi11:21:291:20:346:094:07
6:02
-0:06
25K
15.53 mi11:36:401:35:456:1015:11
6:16
+0:14
30K
18.64 mi11:56:551:56:006:1320:15
6:31
+0:15
20M
20.00 mi12:05:502:04:556:158:55
6:34
+0:03
21M
21.00 mi12:13:092:12:146:187:19
7:19
+0:45
35K
21.75 mi12:18:032:17:086:184:54
6:33
-0:46
23M
23.00 mi12:26:432:25:486:208:40
6:56
+0:23
24M
24.00 mi12:33:392:32:446:226:56
6:56
0:00
40K
24.85 mi12:39:152:38:206:225:36
6:33
-0:23
25.2M
25.20 mi12:41:442:40:496:232:29
7:12
+0:39
Finish
26.22 mi12:48:062:47:116:236:22
6:15
-0:57

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

6:02 /mi

Average Pace

6:23 /mi

Slowest Pace

7:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:07

61% of race

Time at Steady Pace

39:40

24% of race

Time at Slower Pace

25:24

15% of race

Average Pace: 6:23 /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 mi10:20:1019:156:1219:15
6:12
#1851
10K
6.21 mi10:39:1638:216:1019:06
6:09
#1739
15K
9.32 mi10:58:1957:246:1019:03
6:08
#1646
20K
12.43 mi11:17:221:16:276:0919:03
6:08
#1537
Half
13.11 mi11:21:291:20:346:094:07
6:02
#1518
25K
15.53 mi11:36:401:35:456:1015:11
6:16
#1529
30K
18.64 mi11:56:551:56:006:1320:15
6:31
#1595
20M
20.00 mi12:05:502:04:556:158:55
6:34
#1578
21M
21.00 mi12:13:092:12:146:187:19
7:19
#1659
35K
21.75 mi12:18:032:17:086:184:54
6:33
#1679
23M
23.00 mi12:26:432:25:486:208:40
6:56
#1732
24M
24.00 mi12:33:392:32:446:226:56
6:56
#1813
40K
24.85 mi12:39:152:38:206:225:36
6:33
#1789
25.2M
25.20 mi12:41:442:40:496:232:29
7:12
#1773
Finish
26.22 mi12:48:062:47:116:236:22
6:15
#1750
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1851175917591534(Top 5%)1459(Top 9%)1459(Top 26%)
10K6.21 mi3.10 mi1739+1121654+1051654+1051667(Top 6%)1587(Top 10%)1587(Top 28%)
15K9.32 mi3.11 mi1646+931567+871567+871534(Top 5%)1459(Top 9%)1459(Top 26%)
20K12.43 mi3.11 mi1537+1091459+1081459+1081288(Top 5%)1222(Top 8%)1222(Top 22%)
Half13.11 mi0.68 mi1518+191442+171442+171310(Top 5%)1244(Top 8%)1244(Top 22%)
25K15.53 mi2.42 mi1529-111449-71449-71712(Top 6%)1627(Top 10%)1627(Top 29%)
30K18.64 mi3.11 mi1595-661512-631512-632060(Top 7%)1959(Top 12%)1959(Top 35%)
20M20.00 mi1.36 mi1578+171497+151497+151875(Top 7%)1775(Top 11%)1775(Top 31%)
21M21.00 mi1.00 mi1659-811573-761573-763694(Top 13%)3376(Top 21%)3376(Top 60%)
35K21.75 mi0.75 mi1679-201591-181591-182730(Top 10%)2528(Top 16%)2528(Top 45%)
23M23.00 mi1.25 mi1732-531642-511642-513372(Top 12%)3061(Top 19%)3061(Top 54%)
24M24.00 mi1.00 mi1813-811717-751717-754217(Top 15%)3699(Top 23%)3699(Top 66%)
40K24.85 mi0.85 mi1789+241693+241693+241805(Top 6%)1668(Top 10%)1668(Top 30%)
25.2M25.20 mi0.35 mi1773+161678+151678+152165(Top 8%)1954(Top 12%)1954(Top 35%)
Finish26.22 mi1.02 mi1750+231657+211657+211700(Top 6%)1576(Top 10%)1576(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1534

Males

1459

M18-39

1459

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1667

Males

1587

M18-39

1587

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1534

Males

1459

M18-39

1459

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1288

Males

1222

M18-39

1222

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1310

Males

1244

M18-39

1244

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1712

Males

1627

M18-39

1627

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

2060

Males

1959

M18-39

1959

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1875

Males

1775

M18-39

1775

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3694

Males

3376

M18-39

3376

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2730

Males

2528

M18-39

2528

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3372

Males

3061

M18-39

3061

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4217

Males

3699

M18-39

3699

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1805

Males

1668

M18-39

1668

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2165

Males

1954

M18-39

1954

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1700

Males

1576

M18-39

1576

Passing Analysis

Category:
Athletes Passed
696
Passed By
595
Net Change
+101
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1851
5K → 10K15644+112#1851#1739
10K → 15K11825+93#1739#1646
15K → 20K1123+109#1646#1537
20K → Half212+19#1537#1518
Half → 25K3849-11#1518#1529
25K → 30K44110-66#1529#1595
30K → 20M3922+17#1595#1578
20M → 21M21102-81#1578#1659
21M → 35K1030-20#1659#1679
35K → 23M2881-53#1679#1732
23M → 24M1495-81#1732#1813
24M → 40K3713+24#1813#1789
40K → 25.2M237+16#1789#1773
25.2M → Finish3512+23#1773#1750
TOTALS696595+101
📊

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