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BOSTON MARATHON 2025

Lucas Davis

Bib: 5121•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 17%
Division (M18-39)
#0 / 5642
Top 38%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:23
Rank: #2081
Start → 5K
19:23 | 6:14/mi
10K· 6.21 mi
39:04
Rank: #2323 (-242)
5K → 10K
19:41 | 6:20/mi
15K· 9.32 mi
58:43
Rank: #2369 (-46)
10K → 15K
19:39 | 6:19/mi
20K· 12.43 mi
1:17:59
Rank: #2129 (+240)
15K → 20K
19:16 | 6:12/mi
Half· 13.11 mi
1:22:14
Rank: #2128 (+1)
20K → Half
4:15 | 6:14/mi
25K· 15.53 mi
1:37:50
Rank: #2165 (-37)
Half → 25K
15:36 | 6:26/mi
30K· 18.64 mi
1:58:42
Rank: #2275 (-110)
25K → 30K
20:52 | 6:43/mi
20M
2:08:11
Rank: #2361 (-86)
30K → 20M
9:29 | 6:59/mi
21M
2:15:27
Rank: #2380 (-19)
20M → 21M
7:16 | 7:16/mi
35K· 21.75 mi
2:20:37
Rank: #2446 (-66)
21M → 35K
5:10 | 6:54/mi
23M
2:29:43
Rank: #2565 (-119)
35K → 23M
9:06 | 7:16/mi
24M
2:36:55
Rank: #2658 (-93)
23M → 24M
7:12 | 7:12/mi
40K· 24.85 mi
2:43:12
Rank: #2731 (-73)
24M → 40K
6:17 | 7:21/mi
25.2M
2:45:55
Rank: #2753 (-22)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
2:53:13
Rank: #2852 (-99)
25.2M → Finish
7:18 | 7:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:14
Pace6:16 /mi
2nd Half
Distance13.11 mi
Time1:30:59
Pace6:56 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3919:236:1419:23
6:14
-
10K
6.21 mi10:42:2039:046:1719:41
6:20
+0:06
15K
9.32 mi11:01:5958:436:1819:39
6:19
-0:01
20K
12.43 mi11:21:151:17:596:1719:16
6:12
-0:07
Half
13.11 mi11:25:301:22:146:164:15
6:14
+0:02
25K
15.53 mi11:41:061:37:506:1815:36
6:26
+0:12
30K
18.64 mi12:01:581:58:426:2220:52
6:43
+0:17
20M
20.00 mi12:11:272:08:116:259:29
6:59
+0:16
21M
21.00 mi12:18:432:15:276:277:16
7:16
+0:17
35K
21.75 mi12:23:532:20:376:285:10
6:54
-0:22
23M
23.00 mi12:32:592:29:436:319:06
7:16
+0:22
24M
24.00 mi12:40:112:36:556:327:12
7:12
-0:04
40K
24.85 mi12:46:282:43:126:346:17
7:21
+0:09
25.2M
25.20 mi12:49:112:45:556:352:43
7:53
+0:32
Finish
26.22 mi12:56:292:53:136:377:18
7:10
-0:43

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

6:12 /mi

Average Pace

6:37 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:50

56% of race

Time at Steady Pace

35:31

21% of race

Time at Slower Pace

39:52

23% of race

Average Pace: 6:36 /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 mi10:22:3919:236:1419:23
6:14
#2081
10K
6.21 mi10:42:2039:046:1719:41
6:20
#2323
15K
9.32 mi11:01:5958:436:1819:39
6:19
#2369
20K
12.43 mi11:21:151:17:596:1719:16
6:12
#2129
Half
13.11 mi11:25:301:22:146:164:15
6:14
#2128
25K
15.53 mi11:41:061:37:506:1815:36
6:26
#2165
30K
18.64 mi12:01:581:58:426:2220:52
6:43
#2275
20M
20.00 mi12:11:272:08:116:259:29
6:59
#2361
21M
21.00 mi12:18:432:15:276:277:16
7:16
#2380
35K
21.75 mi12:23:532:20:376:285:10
6:54
#2446
23M
23.00 mi12:32:592:29:436:319:06
7:16
#2565
24M
24.00 mi12:40:112:36:556:327:12
7:12
#2658
40K
24.85 mi12:46:282:43:126:346:17
7:21
#2731
25.2M
25.20 mi12:49:112:45:556:352:43
7:53
#2753
Finish
26.22 mi12:56:292:53:136:377:18
7:10
#2852
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2081198319832485(Top 9%)2370(Top 15%)2370(Top 42%)
10K6.21 mi3.10 mi2323-2422215-2322215-2322638(Top 9%)2515(Top 16%)2515(Top 45%)
15K9.32 mi3.11 mi2369-462264-492264-492485(Top 9%)2370(Top 15%)2370(Top 42%)
20K12.43 mi3.11 mi2129+2402032+2322032+2321593(Top 6%)1513(Top 9%)1513(Top 27%)
Half13.11 mi0.68 mi2128+1203220322133(Top 8%)2037(Top 13%)2037(Top 36%)
25K15.53 mi2.42 mi2165-372066-342066-342518(Top 9%)2394(Top 15%)2394(Top 42%)
30K18.64 mi3.11 mi2275-1102170-1042170-1042957(Top 10%)2784(Top 17%)2784(Top 49%)
20M20.00 mi1.36 mi2361-862252-822252-823948(Top 14%)3616(Top 22%)3616(Top 64%)
21M21.00 mi1.00 mi2380-192268-162268-163430(Top 12%)3142(Top 20%)3142(Top 56%)
35K21.75 mi0.75 mi2446-662333-652333-654710(Top 17%)4153(Top 26%)4153(Top 74%)
23M23.00 mi1.25 mi2565-1192441-1082441-1085239(Top 18%)4475(Top 28%)4475(Top 79%)
24M24.00 mi1.00 mi2658-932524-832524-835781(Top 20%)4769(Top 30%)4769(Top 85%)
40K24.85 mi0.85 mi2731-732589-652589-655872(Top 21%)4759(Top 30%)4759(Top 84%)
25.2M25.20 mi0.35 mi2753-222607-182607-185185(Top 18%)4206(Top 26%)4206(Top 75%)
Finish26.22 mi1.02 mi2852-992696-892696-896753(Top 24%)5163(Top 32%)5163(Top 92%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2485

Males

2370

M18-39

2370

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2638

Males

2515

M18-39

2515

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2485

Males

2370

M18-39

2370

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1593

Males

1513

M18-39

1513

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2133

Males

2037

M18-39

2037

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2518

Males

2394

M18-39

2394

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2957

Males

2784

M18-39

2784

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3948

Males

3616

M18-39

3616

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3430

Males

3142

M18-39

3142

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4710

Males

4153

M18-39

4153

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

5239

Males

4475

M18-39

4475

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5781

Males

4769

M18-39

4769

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5872

Males

4759

M18-39

4759

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5185

Males

4206

M18-39

4206

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6753

Males

5163

M18-39

5163

Passing Analysis

Category:
Athletes Passed
611
Passed By
1382
Net Change
-771
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2081
5K → 10K37279-242#2081#2323
10K → 15K68114-46#2323#2369
15K → 20K2433+240#2369#2129
20K → Half1312+1#2129#2128
Half → 25K3875-37#2128#2165
25K → 30K53163-110#2165#2275
30K → 20M20106-86#2275#2361
20M → 21M3756-19#2361#2380
21M → 35K1076-66#2380#2446
35K → 23M27146-119#2446#2565
23M → 24M23116-93#2565#2658
24M → 40K1891-73#2658#2731
40K → 25.2M1335-22#2731#2753
25.2M → Finish11110-99#2753#2852
TOTALS6111382-771
📊

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