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BOSTON MARATHON 2025

David Rosero

Bib: 7814•M

IA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 21%
Gender (Male)
#0 / 16105
Top 32%
Masters (Masters Men)
#0 / 10463
Top 18%
Division (M40-44)
#0 / 2247
Top 43%
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
6:53/mi
21:22
↑ 97↓ 3451.5%
10K· 6.21 mi
6:51/mi
42:39
↑ 79↓ 1380.4%
15K· 9.32 mi
6:51/mi
1:03:55
↑ 67↓ 78
20K· 12.43 mi
6:54/mi
1:25:21
↑ 106↓ 860.1%
Half· 13.11 mi
6:53/mi
1:30:03
↑ 19↓ 370.5%
25K· 15.53 mi
6:59/mi
1:47:00
↑ 66↓ 880.2%
30K· 18.64 mi
7:09/mi
2:09:14
↑ 181↓ 1480.2%
20M
7:12/mi
2:19:01
↑ 64↓ 500.2%
21M
7:37/mi
2:26:38
↑ 106↓ 241.6%
35K· 21.75 mi
7:16/mi
2:32:04
↑ 17↓ 861.7%
23M
7:20/mi
2:41:15
↑ 23↓ 630.6%
24M
7:22/mi
2:48:37
↓ 821.3%
40K· 24.85 mi
7:38/mi
2:55:09
↓ 200.3%
25.2M
8:19/mi
2:58:01
↑ 13↓ 160.2%
Finish· 26.22 mi
7:20/mi
3:05:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:03
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:35:26
Pace7:17 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:1121:226:5321:22
6:53
-
10K
6.21 mi10:50:2842:396:5221:17
6:51
-0:02
15K
9.32 mi11:11:441:03:556:5121:16
6:51
0:00
20K
12.43 mi11:33:101:25:216:5221:26
6:54
+0:03
Half
13.11 mi11:37:521:30:036:524:42
6:53
-0:01
25K
15.53 mi11:54:491:47:006:5316:57
6:59
+0:06
30K
18.64 mi12:17:032:09:146:5622:14
7:09
+0:10
20M
20.00 mi12:26:502:19:016:579:47
7:12
+0:03
21M
21.00 mi12:34:272:26:386:597:37
7:37
+0:25
35K
21.75 mi12:39:532:32:047:005:26
7:16
-0:21
23M
23.00 mi12:49:042:41:157:019:11
7:20
+0:04
24M
24.00 mi12:56:262:48:377:027:22
7:22
+0:02
40K
24.85 mi13:02:582:55:097:036:32
7:38
+0:16
25.2M
25.20 mi13:05:502:58:017:042:52
8:19
+0:41
Finish
26.22 mi13:13:183:05:297:057:28
7:20
-0:59

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

6:51 /mi

Average Pace

7:05 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:00

58% of race

Time at Steady Pace

1:01:28

33% of race

Time at Slower Pace

17:01

9% of race

Average Pace: 7:04 /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 mi10:29:1121:226:5321:22
6:53
#6878
10K
6.21 mi10:50:2842:396:5221:17
6:51
#6871
15K
9.32 mi11:11:441:03:556:5121:16
6:51
#6730
20K
12.43 mi11:33:101:25:216:5221:26
6:54
#6558
Half
13.11 mi11:37:521:30:036:524:42
6:53
#6580
25K
15.53 mi11:54:491:47:006:5316:57
6:59
#6478
30K
18.64 mi12:17:032:09:146:5622:14
7:09
#6210
20M
20.00 mi12:26:502:19:016:579:47
7:12
#6064
21M
21.00 mi12:34:272:26:386:597:37
7:37
#5972
35K
21.75 mi12:39:532:32:047:005:26
7:16
#5984
23M
23.00 mi12:49:042:41:157:019:11
7:20
#5870
24M
24.00 mi12:56:262:48:377:027:22
7:22
#5853
40K
24.85 mi13:02:582:55:097:036:32
7:38
#5870
25.2M
25.20 mi13:05:502:58:017:042:52
8:19
#5865
Finish
26.22 mi13:13:183:05:297:057:28
7:20
#5845
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6878621462146509(Top 23%)5871(Top 36%)5871(Top 261%)
10K6.21 mi3.10 mi6871+76195+196195+196855(Top 24%)6164(Top 38%)6164(Top 274%)
15K9.32 mi3.11 mi6730+1416069+1266069+1266509(Top 23%)5871(Top 36%)5871(Top 261%)
20K12.43 mi3.11 mi6558+1725927+1425927+1426169(Top 22%)5559(Top 35%)5559(Top 247%)
Half13.11 mi0.68 mi6580-225943-165943-166748(Top 24%)6013(Top 37%)6013(Top 268%)
25K15.53 mi2.42 mi6478+1025850+935850+936258(Top 22%)5582(Top 35%)5582(Top 248%)
30K18.64 mi3.11 mi6210+2685598+2525598+2525643(Top 20%)5046(Top 31%)5046(Top 225%)
20M20.00 mi1.36 mi6064+1465471+1275471+1275186(Top 18%)4616(Top 29%)4616(Top 205%)
21M21.00 mi1.00 mi5972+925384+875384+875197(Top 18%)4518(Top 28%)4518(Top 201%)
35K21.75 mi0.75 mi5984-125383+15383+16937(Top 24%)5647(Top 35%)5647(Top 251%)
23M23.00 mi1.25 mi5870+1145280+1035280+1035622(Top 20%)4747(Top 29%)4747(Top 211%)
24M24.00 mi1.00 mi5853+175247+335247+336788(Top 24%)5387(Top 33%)5387(Top 240%)
40K24.85 mi0.85 mi5870-175249-25249-27652(Top 27%)5790(Top 36%)5790(Top 258%)
25.2M25.20 mi0.35 mi5865+55239+105239+107611(Top 27%)5670(Top 35%)5670(Top 252%)
Finish26.22 mi1.02 mi5845+205200+395200+397917(Top 28%)5851(Top 36%)5851(Top 260%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21story building
+97ft-345ft

Overall

6509

Males

5871

M40-44

5871

5K→10K

3.1 - 6.2 mi

Top 24%
×5story building
+79ft-138ft

Overall

6855

Males

6164

M40-44

6164

10K→15K

6.2 - 9.3 mi

Top 23%
×3story building
+67ft-78ft

Overall

6509

Males

5871

M40-44

5871

15K→20K

9.3 - 12.4 mi

Top 22%
×5story building
+106ft-86ft

Overall

6169

Males

5559

M40-44

5559

20K→Half

12.4 - 13.1 mi

Top 24%
×2story building
+19ft-37ft

Overall

6748

Males

6013

M40-44

6013

Half→25K

13.1 - 15.5 mi

Top 22%
×4story building
+66ft-88ft

Overall

6258

Males

5582

M40-44

5582

25K→30K

15.5 - 18.6 mi

Top 20%
×9story building
+181ft-148ft

Overall

5643

Males

5046

M40-44

5046

30K→20M

18.6 - 20.0 mi

Top 18%
×5story building
+64ft-50ft

Overall

5186

Males

4616

M40-44

4616

20M→21M

20.0 - 21.0 mi

Top 18%
×8story building
+106ft-24ft

Overall

5197

Males

4518

M40-44

4518

21M→35K

21.0 - 21.8 mi

Top 24%
×7story building
+17ft-86ft

Overall

6937

Males

5647

M40-44

5647

35K→23M

21.8 - 23.0 mi

Top 20%
×5story building
+23ft-63ft

Overall

5622

Males

4747

M40-44

4747

23M→24M

23.0 - 24.0 mi

Top 24%
×6story building
+12ft-82ft

Overall

6788

Males

5387

M40-44

5387

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7652

Males

5790

M40-44

5790

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7611

Males

5670

M40-44

5670

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2story building
+22ft-21ft

Overall

7917

Males

5851

M40-44

5851

Passing Analysis

Category:
Athletes Passed
1795
Passed By
762
Net Change
+1033
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6878
5K → 10K195188+7#6878#6871
10K → 15K21776+141#6871#6730
15K → 20K22149+172#6730#6558
20K → Half2042-22#6558#6580
Half → 25K17472+102#6580#6478
25K → 30K31446+268#6478#6210
30K → 20M1548+146#6210#6064
20M → 21M11119+92#6064#5972
21M → 35K4254-12#5972#5984
35K → 23M13420+114#5984#5870
23M → 24M6548+17#5870#5853
24M → 40K4764-17#5853#5870
40K → 25.2M3429+5#5870#5865
25.2M → Finish6747+20#5865#5845
TOTALS1795762+1033
📊

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