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BOSTON MARATHON 2025

Brett Lucas

Bib: 576•M

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 2%
Gender (Male)
#0 / 16105
Top 3%
Division (M18-39)
#0 / 5642
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:06
Rank: #661
Start → 5K
18:06 | 5:50/mi
10K· 6.21 mi
36:17
Rank: #667 (-6)
5K → 10K
18:11 | 5:51/mi
15K· 9.32 mi
54:24
Rank: #632 (+35)
10K → 15K
18:07 | 5:50/mi
20K· 12.43 mi
1:12:26
Rank: #576 (+56)
15K → 20K
18:02 | 5:48/mi
Half· 13.11 mi
1:16:20
Rank: #566 (+10)
20K → Half
3:54 | 5:43/mi
25K· 15.53 mi
1:30:20
Rank: #509 (+57)
Half → 25K
14:00 | 5:46/mi
30K· 18.64 mi
1:48:32
Rank: #471 (+38)
25K → 30K
18:12 | 5:51/mi
20M
1:56:48
Rank: #467 (+4)
30K → 20M
8:16 | 6:05/mi
21M
2:03:20
Rank: #455 (+12)
20M → 21M
6:32 | 6:32/mi
35K· 21.75 mi
2:07:47
Rank: #452 (+3)
21M → 35K
4:27 | 5:57/mi
23M
2:15:38
Rank: #456 (-4)
35K → 23M
7:51 | 6:16/mi
24M
2:21:47
Rank: #466 (-10)
23M → 24M
6:09 | 6:09/mi
40K· 24.85 mi
2:27:19
Rank: #475 (-9)
24M → 40K
5:32 | 6:28/mi
25.2M
2:29:44
Rank: #486 (-11)
40K → 25.2M
2:25 | 7:00/mi
Finish· 26.22 mi
2:36:10
Rank: #513 (-27)
25.2M → Finish
6:26 | 6:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:16:20
Pace5:49 /mi
2nd Half
Distance13.11 mi
Time1:19:50
Pace6:05 /mi
📊Positive Split: 4.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:1818:065:5018:06
5:50
-
10K
6.21 mi10:36:2936:175:5018:11
5:51
+0:01
15K
9.32 mi10:54:3654:245:5018:07
5:50
-0:01
20K
12.43 mi11:12:381:12:265:5018:02
5:48
-0:02
Half
13.11 mi11:16:321:16:205:493:54
5:43
-0:05
25K
15.53 mi11:30:321:30:205:4914:00
5:46
+0:03
30K
18.64 mi11:48:441:48:325:4918:12
5:51
+0:05
20M
20.00 mi11:57:001:56:485:508:16
6:05
+0:14
21M
21.00 mi12:03:322:03:205:526:32
6:32
+0:27
35K
21.75 mi12:07:592:07:475:534:27
5:57
-0:35
23M
23.00 mi12:15:502:15:385:547:51
6:16
+0:19
24M
24.00 mi12:21:592:21:475:546:09
6:09
-0:07
40K
24.85 mi12:27:312:27:195:565:32
6:28
+0:19
25.2M
25.20 mi12:29:562:29:445:572:25
7:00
+0:32
Finish
26.22 mi12:36:222:36:105:586:26
6:19
-0:41

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

5:43 /mi

Average Pace

5:58 /mi

Slowest Pace

7:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

17:54

11% of race

Time at Steady Pace

1:43:21

66% of race

Time at Slower Pace

34:55

22% of race

Average Pace: 5:57 /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 mi10:18:1818:065:5018:06
5:50
#661
10K
6.21 mi10:36:2936:175:5018:11
5:51
#667
15K
9.32 mi10:54:3654:245:5018:07
5:50
#632
20K
12.43 mi11:12:381:12:265:5018:02
5:48
#576
Half
13.11 mi11:16:321:16:205:493:54
5:43
#566
25K
15.53 mi11:30:321:30:205:4914:00
5:46
#509
30K
18.64 mi11:48:441:48:325:4918:12
5:51
#471
20M
20.00 mi11:57:001:56:485:508:16
6:05
#467
21M
21.00 mi12:03:322:03:205:526:32
6:32
#455
35K
21.75 mi12:07:592:07:475:534:27
5:57
#452
23M
23.00 mi12:15:502:15:385:547:51
6:16
#456
24M
24.00 mi12:21:592:21:475:546:09
6:09
#466
40K
24.85 mi12:27:312:27:195:565:32
6:28
#475
25.2M
25.20 mi12:29:562:29:445:572:25
7:00
#486
Finish
26.22 mi12:36:222:36:105:586:26
6:19
#513
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi661614614587(Top 2%)546(Top 3%)546(Top 10%)
10K6.21 mi3.10 mi667-6621-7621-7710(Top 2%)665(Top 4%)665(Top 12%)
15K9.32 mi3.11 mi632+35587+34587+34587(Top 2%)546(Top 3%)546(Top 10%)
20K12.43 mi3.11 mi576+56533+54533+54447(Top 2%)416(Top 3%)416(Top 7%)
Half13.11 mi0.68 mi566+10523+10523+10440(Top 2%)412(Top 3%)412(Top 7%)
25K15.53 mi2.42 mi509+57472+51472+51380(Top 1%)353(Top 2%)353(Top 6%)
30K18.64 mi3.11 mi471+38436+36436+36308(Top 1%)284(Top 2%)284(Top 5%)
20M20.00 mi1.36 mi467+4431+5431+5502(Top 2%)470(Top 3%)470(Top 8%)
21M21.00 mi1.00 mi455+12420+11420+11744(Top 3%)703(Top 4%)703(Top 12%)
35K21.75 mi0.75 mi452+3416+4416+4608(Top 2%)567(Top 4%)567(Top 10%)
23M23.00 mi1.25 mi456-4419-3419-3797(Top 3%)752(Top 5%)752(Top 13%)
24M24.00 mi1.00 mi466-10428-9428-9874(Top 3%)820(Top 5%)820(Top 15%)
40K24.85 mi0.85 mi475-9436-8436-81484(Top 5%)1371(Top 9%)1371(Top 24%)
25.2M25.20 mi0.35 mi486-11448-12448-121442(Top 5%)1313(Top 8%)1313(Top 23%)
Finish26.22 mi1.02 mi513-27473-25473-251921(Top 7%)1765(Top 11%)1765(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

587

Males

546

M18-39

546

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

710

Males

665

M18-39

665

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

587

Males

546

M18-39

546

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

447

Males

416

M18-39

416

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

440

Males

412

M18-39

412

Half→25K

13.1 - 15.5 mi

Top 1%
×4stories
+66ft-88ft

Overall

380

Males

353

M18-39

353

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

308

Males

284

M18-39

284

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

502

Males

470

M18-39

470

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

744

Males

703

M18-39

703

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

608

Males

567

M18-39

567

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

797

Males

752

M18-39

752

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

874

Males

820

M18-39

820

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1484

Males

1371

M18-39

1371

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1442

Males

1313

M18-39

1313

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1921

Males

1765

M18-39

1765

Passing Analysis

Category:
Athletes Passed
301
Passed By
153
Net Change
+148
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#661
5K → 10K3036-6#661#667
10K → 15K405+35#667#632
15K → 20K571+56#632#576
20K → Half100+10#576#566
Half → 25K592+57#566#509
25K → 30K424+38#509#471
30K → 20M106+4#471#467
20M → 21M175+12#467#455
21M → 35K85+3#455#452
35K → 23M913-4#452#456
23M → 24M616-10#456#466
24M → 40K716-9#466#475
40K → 25.2M314-11#475#486
25.2M → Finish330-27#486#513
TOTALS301153+148
📊

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