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BOSTON MARATHON 2025

Tomas Fuentealba

Bib: 1827•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 2%
Gender (Male)
#0 / 16105
Top 4%
Division (M18-39)
#0 / 5642
Top 10%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:06
Rank: #664
Start → 5K
18:06 | 5:50/mi
10K· 6.21 mi
36:20
Rank: #689 (-25)
5K → 10K
18:14 | 5:52/mi
15K· 9.32 mi
54:42
Rank: #711 (-22)
10K → 15K
18:22 | 5:55/mi
20K· 12.43 mi
1:13:14
Rank: #720 (-9)
15K → 20K
18:32 | 5:58/mi
Half· 13.11 mi
1:17:16
Rank: #727 (-7)
20K → Half
4:02 | 5:55/mi
25K· 15.53 mi
1:31:50
Rank: #729 (-2)
Half → 25K
14:34 | 6:00/mi
30K· 18.64 mi
1:50:49
Rank: #698 (+31)
25K → 30K
18:59 | 6:07/mi
20M
1:59:09
Rank: #678 (+20)
30K → 20M
8:20 | 6:08/mi
21M
2:05:35
Rank: #652 (+26)
20M → 21M
6:26 | 6:26/mi
35K· 21.75 mi
2:10:01
Rank: #637 (+15)
21M → 35K
4:26 | 5:56/mi
23M
2:17:48
Rank: #632 (+5)
35K → 23M
7:47 | 6:13/mi
24M
2:23:55
Rank: #628 (+4)
23M → 24M
6:07 | 6:07/mi
40K· 24.85 mi
2:29:23
Rank: #637 (-9)
24M → 40K
5:28 | 6:24/mi
25.2M
2:32:02
Rank: #655 (-18)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:38:32
Rank: #681 (-26)
25.2M → Finish
6:30 | 6:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:17:16
Pace5:54 /mi
2nd Half
Distance13.11 mi
Time1:21:16
Pace6:12 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:3918:065:5018:06
5:50
-
10K
6.21 mi10:36:5336:205:5118:14
5:52
+0:02
15K
9.32 mi10:55:1554:425:5218:22
5:55
+0:03
20K
12.43 mi11:13:471:13:145:5418:32
5:58
+0:03
Half
13.11 mi11:17:491:17:165:544:02
5:55
-0:03
25K
15.53 mi11:32:231:31:505:5514:34
6:00
+0:05
30K
18.64 mi11:51:221:50:495:5718:59
6:07
+0:07
20M
20.00 mi11:59:421:59:095:578:20
6:08
+0:01
21M
21.00 mi12:06:082:05:355:596:26
6:26
+0:18
35K
21.75 mi12:10:342:10:015:594:26
5:56
-0:30
23M
23.00 mi12:18:212:17:485:597:47
6:13
+0:17
24M
24.00 mi12:24:282:23:556:006:07
6:07
-0:06
40K
24.85 mi12:29:562:29:236:015:28
6:24
+0:17
25.2M
25.20 mi12:32:352:32:026:022:39
7:41
+1:17
Finish
26.22 mi12:39:052:38:326:036:30
6:23
-1:18

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

5:50 /mi

Average Pace

6:03 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

36:20

23% of race

Time at Steady Pace

1:41:09

64% of race

Time at Slower Pace

21:03

13% of race

Average Pace: 6:03 /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 mi10:18:3918:065:5018:06
5:50
#664
10K
6.21 mi10:36:5336:205:5118:14
5:52
#689
15K
9.32 mi10:55:1554:425:5218:22
5:55
#711
20K
12.43 mi11:13:471:13:145:5418:32
5:58
#720
Half
13.11 mi11:17:491:17:165:544:02
5:55
#727
25K
15.53 mi11:32:231:31:505:5514:34
6:00
#729
30K
18.64 mi11:51:221:50:495:5718:59
6:07
#698
20M
20.00 mi11:59:421:59:095:578:20
6:08
#678
21M
21.00 mi12:06:082:05:355:596:26
6:26
#652
35K
21.75 mi12:10:342:10:015:594:26
5:56
#637
23M
23.00 mi12:18:212:17:485:597:47
6:13
#632
24M
24.00 mi12:24:282:23:556:006:07
6:07
#628
40K
24.85 mi12:29:562:29:236:015:28
6:24
#637
25.2M
25.20 mi12:32:352:32:026:022:39
7:41
#655
Finish
26.22 mi12:39:052:38:326:036:30
6:23
#681
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi664617617782(Top 3%)732(Top 5%)732(Top 13%)
10K6.21 mi3.10 mi689-25643-26643-26761(Top 3%)714(Top 4%)714(Top 13%)
15K9.32 mi3.11 mi711-22663-20663-20782(Top 3%)732(Top 5%)732(Top 13%)
20K12.43 mi3.11 mi720-9671-8671-8782(Top 3%)733(Top 5%)733(Top 13%)
Half13.11 mi0.68 mi727-7678-7678-7856(Top 3%)808(Top 5%)808(Top 14%)
25K15.53 mi2.42 mi729-2681-3681-3825(Top 3%)774(Top 5%)774(Top 14%)
30K18.64 mi3.11 mi698+31651+30651+30704(Top 2%)659(Top 4%)659(Top 12%)
20M20.00 mi1.36 mi678+20631+20631+20592(Top 2%)558(Top 3%)558(Top 10%)
21M21.00 mi1.00 mi652+26605+26605+26559(Top 2%)527(Top 3%)527(Top 9%)
35K21.75 mi0.75 mi637+15590+15590+15570(Top 2%)529(Top 3%)529(Top 9%)
23M23.00 mi1.25 mi632+5585+5585+5698(Top 2%)659(Top 4%)659(Top 12%)
24M24.00 mi1.00 mi628+4581+4581+4799(Top 3%)751(Top 5%)751(Top 13%)
40K24.85 mi0.85 mi637-9589-8589-81219(Top 4%)1132(Top 7%)1132(Top 20%)
25.2M25.20 mi0.35 mi655-18606-17606-174157(Top 15%)3513(Top 22%)3513(Top 62%)
Finish26.22 mi1.02 mi681-26632-26632-262177(Top 8%)1990(Top 12%)1990(Top 35%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

782

Males

732

M18-39

732

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

761

Males

714

M18-39

714

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

782

Males

732

M18-39

732

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

782

Males

733

M18-39

733

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

856

Males

808

M18-39

808

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

825

Males

774

M18-39

774

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

704

Males

659

M18-39

659

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

592

Males

558

M18-39

558

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

559

Males

527

M18-39

527

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

570

Males

529

M18-39

529

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

698

Males

659

M18-39

659

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

799

Males

751

M18-39

751

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1219

Males

1132

M18-39

1132

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4157

Males

3513

M18-39

3513

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2177

Males

1990

M18-39

1990

Passing Analysis

Category:
Athletes Passed
249
Passed By
266
Net Change
-17
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#664
5K → 10K2550-25#664#689
10K → 15K1840-22#689#711
15K → 20K2130-9#711#720
20K → Half18-7#720#727
Half → 25K2527-2#727#729
25K → 30K4817+31#729#698
30K → 20M299+20#698#678
20M → 21M304+26#678#652
21M → 35K172+15#652#637
35K → 23M1712+5#637#632
23M → 24M106+4#632#628
24M → 40K615-9#628#637
40K → 25.2M119-18#637#655
25.2M → Finish127-26#655#681
TOTALS249266-17
📊

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