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BOSTON MARATHON 2025

Marcio Lourenco

Bib: 4385•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 11%
Gender (Male)
#0 / 16105
Top 18%
Masters (Masters Men)
#0 / 10463
Top 6%
Division (M40-44)
#0 / 2247
Top 18%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:59
Rank: #3329
Start → 5K
19:59 | 6:26/mi
10K· 6.21 mi
39:39
Rank: #2910 (+419)
5K → 10K
19:40 | 6:20/mi
15K· 9.32 mi
59:17
Rank: #2740 (+170)
10K → 15K
19:38 | 6:19/mi
20K· 12.43 mi
1:19:11
Rank: #2682 (+58)
15K → 20K
19:54 | 6:24/mi
Half· 13.11 mi
1:23:34
Rank: #2704 (-22)
20K → Half
4:23 | 6:25/mi
25K· 15.53 mi
1:39:26
Rank: #2755 (-51)
Half → 25K
15:52 | 6:33/mi
30K· 18.64 mi
2:00:29
Rank: #2810 (-55)
25K → 30K
21:03 | 6:47/mi
20M
2:09:51
Rank: #2821 (-11)
30K → 20M
9:22 | 6:54/mi
21M
2:17:06
Rank: #2829 (-8)
20M → 21M
7:15 | 7:15/mi
35K· 21.75 mi
2:22:17
Rank: #2873 (-44)
21M → 35K
5:11 | 6:56/mi
23M
2:31:04
Rank: #2878 (-5)
35K → 23M
8:47 | 7:01/mi
24M
2:37:59
Rank: #2897 (-19)
23M → 24M
6:55 | 6:55/mi
40K· 24.85 mi
2:44:04
Rank: #2913 (-16)
24M → 40K
6:05 | 7:07/mi
25.2M
2:46:47
Rank: #2926 (-13)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
2:54:12
Rank: #3037 (-111)
25.2M → Finish
7:25 | 7:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:34
Pace6:22 /mi
2nd Half
Distance13.11 mi
Time1:30:38
Pace6:55 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5719:596:2619:59
6:26
-
10K
6.21 mi10:42:3739:396:2319:40
6:20
-0:06
15K
9.32 mi11:02:1559:176:2219:38
6:19
-0:01
20K
12.43 mi11:22:091:19:116:2219:54
6:24
+0:05
Half
13.11 mi11:26:321:23:346:224:23
6:25
+0:01
25K
15.53 mi11:42:241:39:266:2415:52
6:33
+0:08
30K
18.64 mi12:03:272:00:296:2821:03
6:47
+0:14
20M
20.00 mi12:12:492:09:516:309:22
6:54
+0:07
21M
21.00 mi12:20:042:17:066:327:15
7:15
+0:21
35K
21.75 mi12:25:152:22:176:335:11
6:56
-0:19
23M
23.00 mi12:34:022:31:046:348:47
7:01
+0:05
24M
24.00 mi12:40:572:37:596:356:55
6:55
-0:06
40K
24.85 mi12:47:022:44:046:366:05
7:07
+0:12
25.2M
25.20 mi12:49:452:46:476:372:43
7:53
+0:46
Finish
26.22 mi12:57:102:54:126:397:25
7:17
-0:36

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

6:19 /mi

Average Pace

6:39 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:26

57% of race

Time at Steady Pace

51:18

29% of race

Time at Slower Pace

23:28

13% of race

Average Pace: 6:39 /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 mi10:22:5719:596:2619:59
6:26
#3329
10K
6.21 mi10:42:3739:396:2319:40
6:20
#2910
15K
9.32 mi11:02:1559:176:2219:38
6:19
#2740
20K
12.43 mi11:22:091:19:116:2219:54
6:24
#2682
Half
13.11 mi11:26:321:23:346:224:23
6:25
#2704
25K
15.53 mi11:42:241:39:266:2415:52
6:33
#2755
30K
18.64 mi12:03:272:00:296:2821:03
6:47
#2810
20M
20.00 mi12:12:492:09:516:309:22
6:54
#2821
21M
21.00 mi12:20:042:17:066:327:15
7:15
#2829
35K
21.75 mi12:25:152:22:176:335:11
6:56
#2873
23M
23.00 mi12:34:022:31:046:348:47
7:01
#2878
24M
24.00 mi12:40:572:37:596:356:55
6:55
#2897
40K
24.85 mi12:47:022:44:046:366:05
7:07
#2913
25.2M
25.20 mi12:49:452:46:476:372:43
7:53
#2926
Finish
26.22 mi12:57:102:54:126:397:25
7:17
#3037
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3329316131612449(Top 9%)2338(Top 15%)2338(Top 104%)
10K6.21 mi3.10 mi2910+4192773+3882773+3882605(Top 9%)2483(Top 15%)2483(Top 111%)
15K9.32 mi3.11 mi2740+1702612+1612612+1612449(Top 9%)2338(Top 15%)2338(Top 104%)
20K12.43 mi3.11 mi2682+582557+552557+552546(Top 9%)2427(Top 15%)2427(Top 108%)
Half13.11 mi0.68 mi2704-222580-232580-233183(Top 11%)3024(Top 19%)3024(Top 135%)
25K15.53 mi2.42 mi2755-512627-472627-473115(Top 11%)2949(Top 18%)2949(Top 131%)
30K18.64 mi3.11 mi2810-552676-492676-493280(Top 12%)3068(Top 19%)3068(Top 137%)
20M20.00 mi1.36 mi2821-112687-112687-113440(Top 12%)3176(Top 20%)3176(Top 141%)
21M21.00 mi1.00 mi2829-82692-52692-53347(Top 12%)3069(Top 19%)3069(Top 137%)
35K21.75 mi0.75 mi2873-442728-362728-364850(Top 17%)4262(Top 26%)4262(Top 190%)
23M23.00 mi1.25 mi2878-52727+12727+13807(Top 13%)3420(Top 21%)3420(Top 152%)
24M24.00 mi1.00 mi2897-192742-152742-154144(Top 15%)3645(Top 23%)3645(Top 162%)
40K24.85 mi0.85 mi2913-162754-122754-124523(Top 16%)3855(Top 24%)3855(Top 172%)
25.2M25.20 mi0.35 mi2926-132764-102764-105190(Top 18%)4211(Top 26%)4211(Top 187%)
Finish26.22 mi1.02 mi3037-1112864-1002864-1007565(Top 27%)5645(Top 35%)5645(Top 251%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2449

Males

2338

M40-44

2338

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2605

Males

2483

M40-44

2483

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2449

Males

2338

M40-44

2338

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2546

Males

2427

M40-44

2427

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3183

Males

3024

M40-44

3024

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

3115

Males

2949

M40-44

2949

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3280

Males

3068

M40-44

3068

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3440

Males

3176

M40-44

3176

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3347

Males

3069

M40-44

3069

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4850

Males

4262

M40-44

4262

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3807

Males

3420

M40-44

3420

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4144

Males

3645

M40-44

3645

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4523

Males

3855

M40-44

3855

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5190

Males

4211

M40-44

4211

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7565

Males

5645

M40-44

5645

Passing Analysis

Category:
Athletes Passed
1132
Passed By
840
Net Change
+292
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3329
5K → 10K43516+419#3329#2910
10K → 15K18616+170#2910#2740
15K → 20K10143+58#2740#2682
20K → Half931-22#2682#2704
Half → 25K50101-51#2704#2755
25K → 30K90145-55#2755#2810
30K → 20M5061-11#2810#2821
20M → 21M4856-8#2821#2829
21M → 35K2064-44#2829#2873
35K → 23M5055-5#2873#2878
23M → 24M3655-19#2878#2897
24M → 40K3652-16#2897#2913
40K → 25.2M518-13#2913#2926
25.2M → Finish16127-111#2926#3037
TOTALS1132840+292
📊

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