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BOSTON MARATHON 2025

Jose Mansilla Barreiro

Bib: 4903•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 15%
Gender (Male)
#0 / 16105
Top 24%
Division (M18-39)
#0 / 5642
Top 49%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:44
Rank: #2765
Start → 5K
19:44 | 6:21/mi
10K· 6.21 mi
39:22
Rank: #2654 (+111)
5K → 10K
19:38 | 6:19/mi
15K· 9.32 mi
59:03
Rank: #2611 (+43)
10K → 15K
19:41 | 6:20/mi
20K· 12.43 mi
1:19:00
Rank: #2593 (+18)
15K → 20K
19:57 | 6:25/mi
Half· 13.11 mi
1:23:18
Rank: #2588 (+5)
20K → Half
4:18 | 6:18/mi
25K· 15.53 mi
1:39:06
Rank: #2624 (-36)
Half → 25K
15:48 | 6:31/mi
30K· 18.64 mi
2:00:11
Rank: #2708 (-84)
25K → 30K
21:05 | 6:47/mi
20M
2:09:38
Rank: #2773 (-65)
30K → 20M
9:27 | 6:57/mi
21M
2:17:07
Rank: #2838 (-65)
20M → 21M
7:29 | 7:29/mi
35K· 21.75 mi
2:22:21
Rank: #2882 (-44)
21M → 35K
5:14 | 7:00/mi
23M
2:31:36
Rank: #2988 (-106)
35K → 23M
9:15 | 7:23/mi
24M
2:39:05
Rank: #3154 (-166)
23M → 24M
7:29 | 7:29/mi
40K· 24.85 mi
2:46:00
Rank: #3380 (-226)
24M → 40K
6:55 | 8:05/mi
25.2M
2:49:14
Rank: #3517 (-137)
40K → 25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
2:58:38
Rank: #4226 (-709)
25.2M → Finish
9:24 | 9:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:18
Pace6:21 /mi
2nd Half
Distance13.11 mi
Time1:35:20
Pace7:16 /mi
📊Positive Split: 14.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5419:446:2119:44
6:21
-
10K
6.21 mi10:42:3239:226:2019:38
6:19
-0:02
15K
9.32 mi11:02:1359:036:2019:41
6:20
+0:01
20K
12.43 mi11:22:101:19:006:2119:57
6:25
+0:05
Half
13.11 mi11:26:281:23:186:214:18
6:18
-0:07
25K
15.53 mi11:42:161:39:066:2315:48
6:31
+0:13
30K
18.64 mi12:03:212:00:116:2721:05
6:47
+0:16
20M
20.00 mi12:12:482:09:386:299:27
6:57
+0:10
21M
21.00 mi12:20:172:17:076:327:29
7:29
+0:32
35K
21.75 mi12:25:312:22:216:335:14
7:00
-0:29
23M
23.00 mi12:34:462:31:366:359:15
7:23
+0:23
24M
24.00 mi12:42:152:39:056:387:29
7:29
+0:06
40K
24.85 mi12:49:102:46:006:416:55
8:05
+0:36
25.2M
25.20 mi12:52:242:49:146:433:14
9:23
+1:18
Finish
26.22 mi13:01:482:58:386:499:24
9:13
-0:10

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

6:18 /mi

Average Pace

6:49 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:18

47% of race

Time at Steady Pace

1:00:49

34% of race

Time at Slower Pace

34:31

19% of race

Average Pace: 6:49 /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 mi10:22:5419:446:2119:44
6:21
#2765
10K
6.21 mi10:42:3239:226:2019:38
6:19
#2654
15K
9.32 mi11:02:1359:036:2019:41
6:20
#2611
20K
12.43 mi11:22:101:19:006:2119:57
6:25
#2593
Half
13.11 mi11:26:281:23:186:214:18
6:18
#2588
25K
15.53 mi11:42:161:39:066:2315:48
6:31
#2624
30K
18.64 mi12:03:212:00:116:2721:05
6:47
#2708
20M
20.00 mi12:12:482:09:386:299:27
6:57
#2773
21M
21.00 mi12:20:172:17:076:327:29
7:29
#2838
35K
21.75 mi12:25:312:22:216:335:14
7:00
#2882
23M
23.00 mi12:34:462:31:366:359:15
7:23
#2988
24M
24.00 mi12:42:152:39:056:387:29
7:29
#3154
40K
24.85 mi12:49:102:46:006:416:55
8:05
#3380
25.2M
25.20 mi12:52:242:49:146:433:14
9:23
#3517
Finish
26.22 mi13:01:482:58:386:499:24
9:13
#4226
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2765263526352560(Top 9%)2443(Top 15%)2443(Top 43%)
10K6.21 mi3.10 mi2654+1112528+1072528+1072530(Top 9%)2416(Top 15%)2416(Top 43%)
15K9.32 mi3.11 mi2611+432489+392489+392560(Top 9%)2443(Top 15%)2443(Top 43%)
20K12.43 mi3.11 mi2593+182474+152474+152638(Top 9%)2511(Top 16%)2511(Top 45%)
Half13.11 mi0.68 mi2588+52471+32471+32530(Top 9%)2419(Top 15%)2419(Top 43%)
25K15.53 mi2.42 mi2624-362505-342505-342975(Top 10%)2829(Top 18%)2829(Top 50%)
30K18.64 mi3.11 mi2708-842583-782583-783355(Top 12%)3133(Top 19%)3133(Top 56%)
20M20.00 mi1.36 mi2773-652641-582641-583821(Top 13%)3514(Top 22%)3514(Top 62%)
21M21.00 mi1.00 mi2838-652700-592700-594513(Top 16%)4003(Top 25%)4003(Top 71%)
35K21.75 mi0.75 mi2882-442737-372737-375274(Top 19%)4556(Top 28%)4556(Top 81%)
23M23.00 mi1.25 mi2988-1062826-892826-895943(Top 21%)4921(Top 31%)4921(Top 87%)
24M24.00 mi1.00 mi3154-1662979-1532979-1537528(Top 27%)5817(Top 36%)5817(Top 103%)
40K24.85 mi0.85 mi3380-2263175-1963175-19610730(Top 38%)7408(Top 46%)7408(Top 131%)
25.2M25.20 mi0.35 mi3517-1373290-1153290-11513753(Top 48%)8787(Top 55%)8787(Top 156%)
Finish26.22 mi1.02 mi4226-7093892-6023892-60220024(Top 70%)11803(Top 73%)11803(Top 209%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2560

Males

2443

M18-39

2443

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2530

Males

2416

M18-39

2416

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2560

Males

2443

M18-39

2443

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2638

Males

2511

M18-39

2511

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2530

Males

2419

M18-39

2419

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2975

Males

2829

M18-39

2829

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3355

Males

3133

M18-39

3133

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3821

Males

3514

M18-39

3514

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4513

Males

4003

M18-39

4003

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5274

Males

4556

M18-39

4556

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5943

Males

4921

M18-39

4921

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7528

Males

5817

M18-39

5817

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10730

Males

7408

M18-39

7408

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

13753

Males

8787

M18-39

8787

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

20024

Males

11803

M18-39

11803

Passing Analysis

Category:
Athletes Passed
634
Passed By
2095
Net Change
-1461
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2765
5K → 10K18271+111#2765#2654
10K → 15K9855+43#2654#2611
15K → 20K7860+18#2611#2593
20K → Half1510+5#2593#2588
Half → 25K5187-36#2588#2624
25K → 30K63147-84#2624#2708
30K → 20M40105-65#2708#2773
20M → 21M3297-65#2773#2838
21M → 35K1963-44#2838#2882
35K → 23M31137-106#2882#2988
23M → 24M11177-166#2988#3154
24M → 40K7233-226#3154#3380
40K → 25.2M5142-137#3380#3517
25.2M → Finish2711-709#3517#4226
TOTALS6342095-1461
📊

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