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BOSTON MARATHON 2025

Roberto Terzini Perez

Bib: 7225•M

NY

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:36
Rank: #15859
Start → 5K
24:36 | 7:55/mi
10K· 6.21 mi
49:54
Rank: #16756 (-897)
5K → 10K
25:18 | 8:09/mi
15K· 9.32 mi
1:15:17
Rank: #16906 (-150)
10K → 15K
25:23 | 8:10/mi
20K· 12.43 mi
1:40:41
Rank: #16687 (+219)
15K → 20K
25:24 | 8:11/mi
Half· 13.11 mi
1:46:08
Rank: #16638 (+49)
20K → Half
5:27 | 7:59/mi
25K· 15.53 mi
2:06:12
Rank: #16479 (+159)
Half → 25K
20:04 | 8:17/mi
30K· 18.64 mi
2:32:43
Rank: #16164 (+315)
25K → 30K
26:31 | 8:32/mi
20M
2:44:16
Rank: #15957 (+207)
30K → 20M
11:33 | 8:30/mi
21M
2:53:04
Rank: #15689 (+268)
20M → 21M
8:48 | 8:48/mi
35K· 21.75 mi
2:58:52
Rank: #15493 (+196)
21M → 35K
5:48 | 7:45/mi
23M
3:09:01
Rank: #15157 (+336)
35K → 23M
10:09 | 8:06/mi
24M
3:17:17
Rank: #15024 (+133)
23M → 24M
8:16 | 8:16/mi
40K· 24.85 mi
3:24:40
Rank: #14996 (+28)
24M → 40K
7:23 | 8:38/mi
25.2M
3:27:53
Rank: #14949 (+47)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:36:27
Rank: #14954 (-5)
25.2M → Finish
8:34 | 8:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:08
Pace8:06 /mi
2nd Half
Distance13.11 mi
Time1:50:19
Pace8:25 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:31:4124:367:5524:36
7:55
-
10K
6.21 mi10:56:5949:548:0225:18
8:09
+0:14
15K
9.32 mi11:22:221:15:178:0525:23
8:10
+0:01
20K
12.43 mi11:47:461:40:418:0625:24
8:11
+0:01
Half
13.11 mi11:53:131:46:088:065:27
7:59
-0:12
25K
15.53 mi12:13:172:06:128:0720:04
8:17
+0:18
30K
18.64 mi12:39:482:32:438:1226:31
8:32
+0:15
20M
20.00 mi12:51:212:44:168:1311:33
8:30
-0:02
21M
21.00 mi13:00:092:53:048:148:48
8:48
+0:18
35K
21.75 mi13:05:572:58:528:135:48
7:45
-1:03
23M
23.00 mi13:16:063:09:018:1310:09
8:06
+0:21
24M
24.00 mi13:24:223:17:178:138:16
8:16
+0:10
40K
24.85 mi13:31:453:24:408:147:23
8:38
+0:22
25.2M
25.20 mi13:34:583:27:538:153:13
9:20
+0:42
Finish
26.22 mi13:43:323:36:278:168:34
8:24
-0:56

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

7:45 /mi

Average Pace

8:16 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

35:51

17% of race

Time at Steady Pace

2:03:08

57% of race

Time at Slower Pace

57:28

27% of race

Average Pace: 8:15 /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 mi10:31:4124:367:5524:36
7:55
#15859
10K
6.21 mi10:56:5949:548:0225:18
8:09
#16756
15K
9.32 mi11:22:221:15:178:0525:23
8:10
#16906
20K
12.43 mi11:47:461:40:418:0625:24
8:11
#16687
Half
13.11 mi11:53:131:46:088:065:27
7:59
#16638
25K
15.53 mi12:13:172:06:128:0720:04
8:17
#16479
30K
18.64 mi12:39:482:32:438:1226:31
8:32
#16164
20M
20.00 mi12:51:212:44:168:1311:33
8:30
#15957
21M
21.00 mi13:00:092:53:048:148:48
8:48
#15689
35K
21.75 mi13:05:572:58:528:135:48
7:45
#15493
23M
23.00 mi13:16:063:09:018:1310:09
8:06
#15157
24M
24.00 mi13:24:223:17:178:138:16
8:16
#15024
40K
24.85 mi13:31:453:24:408:147:23
8:38
#14996
25.2M
25.20 mi13:34:583:27:538:153:13
9:20
#14949
Finish
26.22 mi13:43:323:36:278:168:34
8:24
#14954
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi15859107541075417192(Top 61%)11295(Top 70%)11295(Top 200%)
10K6.21 mi3.10 mi16756-89711118-36411118-36417481(Top 62%)11440(Top 71%)11440(Top 203%)
15K9.32 mi3.11 mi16906-15011188-7011188-7017192(Top 61%)11295(Top 70%)11295(Top 200%)
20K12.43 mi3.11 mi16687+21911092+9611092+9616135(Top 57%)10794(Top 67%)10794(Top 191%)
Half13.11 mi0.68 mi16638+4911060+3211060+3215750(Top 55%)10668(Top 66%)10668(Top 189%)
25K15.53 mi2.42 mi16479+15910982+7810982+7815759(Top 55%)10546(Top 65%)10546(Top 187%)
30K18.64 mi3.11 mi16164+31510797+18510797+18514967(Top 53%)10039(Top 62%)10039(Top 178%)
20M20.00 mi1.36 mi15957+20710667+13010667+13013770(Top 48%)9343(Top 58%)9343(Top 166%)
21M21.00 mi1.00 mi15689+26810510+15710510+15712285(Top 43%)8510(Top 53%)8510(Top 151%)
35K21.75 mi0.75 mi15493+19610427+8310427+8310464(Top 37%)7618(Top 47%)7618(Top 135%)
23M23.00 mi1.25 mi15157+33610254+17310254+17310797(Top 38%)7649(Top 47%)7649(Top 136%)
24M24.00 mi1.00 mi15024+13310165+8910165+8913018(Top 46%)8665(Top 54%)8665(Top 154%)
40K24.85 mi0.85 mi14996+2810122+4310122+4314252(Top 50%)9117(Top 57%)9117(Top 162%)
25.2M25.20 mi0.35 mi14949+4710083+3910083+3913570(Top 48%)8740(Top 54%)8740(Top 155%)
Finish26.22 mi1.02 mi14954-510064+1910064+1915594(Top 55%)9748(Top 61%)9748(Top 173%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

17192

Males

11295

M18-39

11295

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

17481

Males

11440

M18-39

11440

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

17192

Males

11295

M18-39

11295

15K→20K

9.3 - 12.4 mi

Top 57%
×5stories
+106ft-86ft

Overall

16135

Males

10794

M18-39

10794

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

15750

Males

10668

M18-39

10668

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

15759

Males

10546

M18-39

10546

25K→30K

15.5 - 18.6 mi

Top 53%
×9stories
+181ft-148ft

Overall

14967

Males

10039

M18-39

10039

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

13770

Males

9343

M18-39

9343

20M→21M

20.0 - 21.0 mi

Top 43%
×8stories
+106ft-24ft

Overall

12285

Males

8510

M18-39

8510

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

10464

Males

7618

M18-39

7618

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10797

Males

7649

M18-39

7649

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

13018

Males

8665

M18-39

8665

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14252

Males

9117

M18-39

9117

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

13570

Males

8740

M18-39

8740

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

15594

Males

9748

M18-39

9748

Passing Analysis

Category:
Athletes Passed
2652
Passed By
1747
Net Change
+905
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15859
5K → 10K81978-897#15859#16756
10K → 15K162312-150#16756#16906
15K → 20K31394+219#16906#16687
20K → Half6415+49#16687#16638
Half → 25K22465+159#16638#16479
25K → 30K39782+315#16479#16164
30K → 20M23225+207#16164#15957
20M → 21M27810+268#15957#15689
21M → 35K1960+196#15689#15493
35K → 23M3382+336#15493#15157
23M → 24M15623+133#15157#15024
24M → 40K7850+28#15024#14996
40K → 25.2M6316+47#14996#14949
25.2M → Finish7075-5#14949#14954
TOTALS26521747+905
📊

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