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BOSTON MARATHON 2025

Sergio De Lima Dantas

Bib: 13723•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:53/mi
24:28
↑ 97↓ 3451.5%
10K· 6.21 mi
7:48/mi
48:43
↑ 79↓ 1380.4%
15K· 9.32 mi
7:54/mi
1:13:16
↑ 67↓ 78
20K· 12.43 mi
8:11/mi
1:38:42
↑ 106↓ 860.1%
Half· 13.11 mi
7:46/mi
1:44:00
↑ 19↓ 370.5%
25K· 15.53 mi
8:45/mi
2:05:14
↑ 66↓ 880.2%
30K· 18.64 mi
8:49/mi
2:32:36
↑ 181↓ 1480.2%
20M
9:35/mi
2:45:37
↑ 64↓ 500.2%
21M
9:34/mi
2:55:11
↑ 106↓ 241.6%
35K· 21.75 mi
7:52/mi
3:01:04
↑ 17↓ 861.7%
23M
9:49/mi
3:13:22
↑ 23↓ 630.6%
24M
8:52/mi
3:22:14
↓ 821.3%
40K· 24.85 mi
9:16/mi
3:30:09
↓ 200.3%
25.2M
9:52/mi
3:33:33
↑ 13↓ 160.2%
Finish· 26.22 mi
8:25/mi
3:42:08
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:00
Pace7:56 /mi
2nd Half
Distance13.11 mi
Time1:58:08
Pace9:01 /mi
📊Positive Split: 13.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:1924:287:5324:28
7:53
-
10K
6.21 mi11:17:3448:437:5024:15
7:48
-0:05
15K
9.32 mi11:42:071:13:167:5224:33
7:54
+0:06
20K
12.43 mi12:07:331:38:427:5725:26
8:11
+0:17
Half
13.11 mi12:12:511:44:007:565:18
7:46
-0:25
25K
15.53 mi12:34:052:05:148:0421:14
8:45
+0:59
30K
18.64 mi13:01:272:32:368:1127:22
8:49
+0:04
20M
20.00 mi13:14:282:45:378:1713:01
9:35
+0:46
21M
21.00 mi13:24:022:55:118:219:34
9:34
-0:01
35K
21.75 mi13:29:553:01:048:205:53
7:52
-1:42
23M
23.00 mi13:42:133:13:228:2412:18
9:49
+1:57
24M
24.00 mi13:51:053:22:148:268:52
8:52
-0:57
40K
24.85 mi13:59:003:30:098:277:55
9:16
+0:24
25.2M
25.20 mi14:02:243:33:338:283:24
9:52
+0:36
Finish
26.22 mi14:10:593:42:088:298:35
8:25
-1:27

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

7:46 /mi

Average Pace

8:29 /mi

Slowest Pace

9:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:53

49% of race

Time at Steady Pace

1:06:03

30% of race

Time at Slower Pace

46:12

21% of race

Average Pace: 8:28 /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 mi10:53:1924:287:5324:28
7:53
#15457
10K
6.21 mi11:17:3448:437:5024:15
7:48
#15149
15K
9.32 mi11:42:071:13:167:5224:33
7:54
#15170
20K
12.43 mi12:07:331:38:427:5725:26
8:11
#15477
Half
13.11 mi12:12:511:44:007:565:18
7:46
#15379
25K
15.53 mi12:34:052:05:148:0421:14
8:45
#16033
30K
18.64 mi13:01:272:32:368:1127:22
8:49
#16126
20M
20.00 mi13:14:282:45:378:1713:01
9:35
#16368
21M
21.00 mi13:24:022:55:118:219:34
9:34
#16341
35K
21.75 mi13:29:553:01:048:205:53
7:52
#16147
23M
23.00 mi13:42:133:13:228:2412:18
9:49
#16387
24M
24.00 mi13:51:053:22:148:268:52
8:52
#16385
40K
24.85 mi13:59:003:30:098:277:55
9:16
#16431
25.2M
25.20 mi14:02:243:33:338:283:24
9:52
#16436
Finish
26.22 mi14:10:593:42:088:298:35
8:25
#16393
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi15457106041060415241(Top 54%)10480(Top 65%)10480(Top 525%)
10K6.21 mi3.10 mi15149+30810469+13510469+13514854(Top 52%)10360(Top 64%)10360(Top 519%)
15K9.32 mi3.11 mi15170-2110466+310466+315241(Top 54%)10480(Top 65%)10480(Top 525%)
20K12.43 mi3.11 mi15477-30710587-12110587-12116216(Top 57%)10834(Top 67%)10834(Top 543%)
Half13.11 mi0.68 mi15379+9810538+4910538+4913968(Top 49%)9912(Top 62%)9912(Top 497%)
25K15.53 mi2.42 mi16033-65410805-26710805-26718691(Top 66%)11827(Top 73%)11827(Top 593%)
30K18.64 mi3.11 mi16126-9310779+2610779+2616641(Top 59%)10767(Top 67%)10767(Top 539%)
20M20.00 mi1.36 mi16368-24210846-6710846-6719508(Top 69%)11926(Top 74%)11926(Top 597%)
21M21.00 mi1.00 mi16341+2710802+4410802+4416362(Top 58%)10412(Top 65%)10412(Top 522%)
35K21.75 mi0.75 mi16147+19410691+11110691+11111289(Top 40%)8016(Top 50%)8016(Top 402%)
23M23.00 mi1.25 mi16387-24010778-8710778-8719858(Top 70%)11828(Top 73%)11828(Top 593%)
24M24.00 mi1.00 mi16385+210743+3510743+3516653(Top 59%)10318(Top 64%)10318(Top 517%)
40K24.85 mi0.85 mi16431-4610736+710736+717625(Top 62%)10646(Top 66%)10646(Top 533%)
25.2M25.20 mi0.35 mi16436-510733+310733+316340(Top 58%)10050(Top 62%)10050(Top 504%)
Finish26.22 mi1.02 mi16393+4310688+4510688+4515722(Top 55%)9811(Top 61%)9811(Top 492%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21story building
+97ft-345ft

Overall

15241

Males

10480

M50-54

10480

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

14854

Males

10360

M50-54

10360

10K→15K

6.2 - 9.3 mi

Top 54%
×3story building
+67ft-78ft

Overall

15241

Males

10480

M50-54

10480

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

16216

Males

10834

M50-54

10834

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

13968

Males

9912

M50-54

9912

Half→25K

13.1 - 15.5 mi

Top 66%
×4story building
+66ft-88ft

Overall

18691

Males

11827

M50-54

11827

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

16641

Males

10767

M50-54

10767

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

19508

Males

11926

M50-54

11926

20M→21M

20.0 - 21.0 mi

Top 58%
×8story building
+106ft-24ft

Overall

16362

Males

10412

M50-54

10412

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

11289

Males

8016

M50-54

8016

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

19858

Males

11828

M50-54

11828

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

16653

Males

10318

M50-54

10318

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

17625

Males

10646

M50-54

10646

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16340

Males

10050

M50-54

10050

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2story building
+22ft-21ft

Overall

15722

Males

9811

M50-54

9811

Passing Analysis

Category:
Athletes Passed
1840
Passed By
2776
Net Change
-936
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15457
5K → 10K474166+308#15457#15149
10K → 15K208229-21#15149#15170
15K → 20K121428-307#15170#15477
20K → Half1024+98#15477#15379
Half → 25K50704-654#15379#16033
25K → 30K194287-93#16033#16126
30K → 20M54296-242#16126#16368
20M → 21M12497+27#16368#16341
21M → 35K1962+194#16341#16147
35K → 23M57297-240#16147#16387
23M → 24M8381+2#16387#16385
24M → 40K5096-46#16385#16431
40K → 25.2M3136-5#16431#16436
25.2M → Finish9653+43#16436#16393
TOTALS18402776-936
📊

Passing Visuals

Category:
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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