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BOSTON MARATHON 2025

Kevin Lackey

Bib: 29330•M

MA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:26
Rank: #25081
Start → 5K
30:26 | 9:48/mi
10K· 6.21 mi
1:00:28
Rank: #24815 (+266)
5K → 10K
30:02 | 9:40/mi
15K· 9.32 mi
1:31:16
Rank: #24800 (+15)
10K → 15K
30:48 | 9:55/mi
20K· 12.43 mi
2:04:57
Rank: #25143 (-343)
15K → 20K
33:41 | 10:50/mi
Half· 13.11 mi
2:12:15
Rank: #25201 (-58)
20K → Half
7:18 | 10:42/mi
25K· 15.53 mi
2:40:56
Rank: #25436 (-235)
Half → 25K
28:41 | 11:50/mi
30K· 18.64 mi
3:22:04
Rank: #25821 (-385)
25K → 30K
41:08 | 13:14/mi
20M
3:38:59
Rank: #25813 (+8)
30K → 20M
16:55 | 12:27/mi
21M
3:52:56
Rank: #25864 (-51)
20M → 21M
13:57 | 13:57/mi
35K· 21.75 mi
4:03:36
Rank: #25991 (-127)
21M → 35K
10:40 | 14:15/mi
23M
4:21:12
Rank: #26134 (-143)
35K → 23M
17:36 | 14:03/mi
24M
4:36:02
Rank: #26282 (-148)
23M → 24M
14:50 | 14:50/mi
40K· 24.85 mi
4:49:34
Rank: #26442 (-160)
24M → 40K
13:32 | 15:50/mi
25.2M
4:55:52
Rank: #26537 (-95)
40K → 25.2M
6:18 | 18:16/mi
Finish· 26.22 mi
5:10:43
Rank: #26678 (-141)
25.2M → Finish
14:51 | 14:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:12:15
Pace10:05 /mi
2nd Half
Distance13.11 mi
Time2:58:28
Pace13:37 /mi
📊Positive Split: 34.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:3330:269:4830:26
9:48
-
10K
6.21 mi12:19:351:00:289:4430:02
9:40
-0:08
15K
9.32 mi12:50:231:31:169:4830:48
9:55
+0:15
20K
12.43 mi13:24:042:04:5710:0333:41
10:50
+0:55
Half
13.11 mi13:31:222:12:1510:057:18
10:42
-0:08
25K
15.53 mi14:00:032:40:5610:2228:41
11:50
+1:08
30K
18.64 mi14:41:113:22:0410:5041:08
13:14
+1:24
20M
20.00 mi14:58:063:38:5910:5716:55
12:27
-0:47
21M
21.00 mi15:12:033:52:5611:0613:57
13:57
+1:30
35K
21.75 mi15:22:434:03:3611:1210:40
14:15
+0:18
23M
23.00 mi15:40:194:21:1211:2117:36
14:03
-0:12
24M
24.00 mi15:55:094:36:0211:3014:50
14:50
+0:47
40K
24.85 mi16:08:414:49:3411:3913:32
15:50
+1:00
25.2M
25.20 mi16:14:594:55:5211:446:18
18:16
+2:26
Finish
26.22 mi16:29:505:10:4311:5214:51
14:34
-3:42

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

9:40 /mi

Average Pace

11:52 /mi

Slowest Pace

18:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:56

52% of race

Time at Steady Pace

1:40:16

32% of race

Time at Slower Pace

49:31

16% of race

Average Pace: 11:51 /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 mi11:49:3330:269:4830:26
9:48
#25081
10K
6.21 mi12:19:351:00:289:4430:02
9:40
#24815
15K
9.32 mi12:50:231:31:169:4830:48
9:55
#24800
20K
12.43 mi13:24:042:04:5710:0333:41
10:50
#25143
Half
13.11 mi13:31:222:12:1510:057:18
10:42
#25201
25K
15.53 mi14:00:032:40:5610:2228:41
11:50
#25436
30K
18.64 mi14:41:113:22:0410:5041:08
13:14
#25821
20M
20.00 mi14:58:063:38:5910:5716:55
12:27
#25813
21M
21.00 mi15:12:033:52:5611:0613:57
13:57
#25864
35K
21.75 mi15:22:434:03:3611:1210:40
14:15
#25991
23M
23.00 mi15:40:194:21:1211:2117:36
14:03
#26134
24M
24.00 mi15:55:094:36:0211:3014:50
14:50
#26282
40K
24.85 mi16:08:414:49:3411:3913:32
15:50
#26442
25.2M
25.20 mi16:14:594:55:5211:446:18
18:16
#26537
Finish
26.22 mi16:29:505:10:4311:5214:51
14:34
#26678
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25081147721477224814(Top 87%)14636(Top 91%)14636(Top 259%)
10K6.21 mi3.10 mi24815+26614620+15214620+15224522(Top 86%)14484(Top 90%)14484(Top 257%)
15K9.32 mi3.11 mi24800+1514621-114621-124814(Top 87%)14636(Top 91%)14636(Top 259%)
20K12.43 mi3.11 mi25143-34314766-14514766-14525776(Top 91%)15024(Top 93%)15024(Top 266%)
Half13.11 mi0.68 mi25201-5814787-2114787-2126100(Top 92%)15149(Top 94%)15149(Top 269%)
25K15.53 mi2.42 mi25436-23514882-9514882-9526244(Top 92%)15181(Top 94%)15181(Top 269%)
30K18.64 mi3.11 mi25821-38515025-14315025-14326911(Top 95%)15406(Top 96%)15406(Top 273%)
20M20.00 mi1.36 mi25813+815008+1715008+1725851(Top 91%)14859(Top 92%)14859(Top 263%)
21M21.00 mi1.00 mi25864-5115020-1215020-1226188(Top 92%)14974(Top 93%)14974(Top 265%)
35K21.75 mi0.75 mi25991-12715079-5915079-5927808(Top 98%)15725(Top 98%)15725(Top 279%)
23M23.00 mi1.25 mi26134-14315131-5215131-5227378(Top 96%)15520(Top 96%)15520(Top 275%)
24M24.00 mi1.00 mi26282-14815176-4515176-4528010(Top 99%)15840(Top 98%)15840(Top 281%)
40K24.85 mi0.85 mi26442-16015250-7415250-7428061(Top 99%)15868(Top 99%)15868(Top 281%)
25.2M25.20 mi0.35 mi26537-9515291-4115291-4128249(Top 99%)15993(Top 99%)15993(Top 283%)
Finish26.22 mi1.02 mi26678-14115335-4415335-4428179(Top 99%)15954(Top 99%)15954(Top 283%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21stories
+97ft-345ft

Overall

24814

Males

14636

M18-39

14636

5K→10K

3.1 - 6.2 mi

Top 86%
×5stories
+79ft-138ft

Overall

24522

Males

14484

M18-39

14484

10K→15K

6.2 - 9.3 mi

Top 87%
×3stories
+67ft-78ft

Overall

24814

Males

14636

M18-39

14636

15K→20K

9.3 - 12.4 mi

Top 91%
×5stories
+106ft-86ft

Overall

25776

Males

15024

M18-39

15024

20K→Half

12.4 - 13.1 mi

Top 92%
×2stories
+19ft-37ft

Overall

26100

Males

15149

M18-39

15149

Half→25K

13.1 - 15.5 mi

Top 92%
×4stories
+66ft-88ft

Overall

26244

Males

15181

M18-39

15181

25K→30K

15.5 - 18.6 mi

Top 95%
×9stories
+181ft-148ft

Overall

26911

Males

15406

M18-39

15406

30K→20M

18.6 - 20.0 mi

Top 91%
×5stories
+64ft-50ft

Overall

25851

Males

14859

M18-39

14859

20M→21M

20.0 - 21.0 mi

Top 92%
×8stories
+106ft-24ft

Overall

26188

Males

14974

M18-39

14974

21M→35K

21.0 - 21.8 mi

Top 98%
×7stories
+17ft-86ft

Overall

27808

Males

15725

M18-39

15725

35K→23M

21.8 - 23.0 mi

Top 96%
×5stories
+23ft-63ft

Overall

27378

Males

15520

M18-39

15520

23M→24M

23.0 - 24.0 mi

Top 99%
×6stories
+12ft-82ft

Overall

28010

Males

15840

M18-39

15840

24M→40K

24.0 - 24.9 mi

Top 99%
×1story
+6ft-20ft

Overall

28061

Males

15868

M18-39

15868

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

28249

Males

15993

M18-39

15993

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2stories
+22ft-21ft

Overall

28179

Males

15954

M18-39

15954

Passing Analysis

Category:
Athletes Passed
728
Passed By
2325
Net Change
-1597
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25081
5K → 10K35993+266#25081#24815
10K → 15K136121+15#24815#24800
15K → 20K49392-343#24800#25143
20K → Half1169-58#25143#25201
Half → 25K38273-235#25201#25436
25K → 30K25410-385#25436#25821
30K → 20M6052+8#25821#25813
20M → 21M2576-51#25813#25864
21M → 35K6133-127#25864#25991
35K → 23M8151-143#25991#26134
23M → 24M6154-148#26134#26282
24M → 40K5165-160#26282#26442
40K → 25.2M095-95#26442#26537
25.2M → Finish0141-141#26537#26678
TOTALS7282325-1597
📊

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