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BOSTON MARATHON 2025

Ivan Cordero

Bib: 3943•M

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 16%
Division (M18-39)
#0 / 5642
Top 36%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:39
Rank: #4995
Start → 5K
20:39 | 6:39/mi
10K· 6.21 mi
41:05
Rank: #4597 (+398)
5K → 10K
20:26 | 6:35/mi
15K· 9.32 mi
1:01:17
Rank: #4219 (+378)
10K → 15K
20:12 | 6:30/mi
20K· 12.43 mi
1:21:47
Rank: #4018 (+201)
15K → 20K
20:30 | 6:36/mi
Half· 13.11 mi
1:26:09
Rank: #3963 (+55)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:42:09
Rank: #3846 (+117)
Half → 25K
16:00 | 6:36/mi
30K· 18.64 mi
2:03:06
Rank: #3674 (+172)
25K → 30K
20:57 | 6:45/mi
20M
2:12:21
Rank: #3588 (+86)
30K → 20M
9:15 | 6:48/mi
21M
2:19:30
Rank: #3509 (+79)
20M → 21M
7:09 | 7:09/mi
35K· 21.75 mi
2:24:21
Rank: #3432 (+77)
21M → 35K
4:51 | 6:29/mi
23M
2:32:26
Rank: #3211 (+221)
35K → 23M
8:05 | 6:27/mi
24M
2:38:31
Rank: #3012 (+199)
23M → 24M
6:05 | 6:05/mi
40K· 24.85 mi
2:43:57
Rank: #2899 (+113)
24M → 40K
5:26 | 6:21/mi
25.2M
2:46:22
Rank: #2850 (+49)
40K → 25.2M
2:25 | 7:00/mi
Finish· 26.22 mi
2:52:27
Rank: #2710 (+140)
25.2M → Finish
6:05 | 5:58/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:26:09
Pace6:34 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:26:18
Pace6:35 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3020:396:3920:39
6:39
-
10K
6.21 mi10:43:5641:056:3720:26
6:35
-0:04
15K
9.32 mi11:04:081:01:176:3520:12
6:30
-0:05
20K
12.43 mi11:24:381:21:476:3520:30
6:36
+0:06
Half
13.11 mi11:29:001:26:096:344:22
6:24
-0:12
25K
15.53 mi11:45:001:42:096:3516:00
6:36
+0:12
30K
18.64 mi12:05:572:03:066:3620:57
6:45
+0:09
20M
20.00 mi12:15:122:12:216:379:15
6:48
+0:03
21M
21.00 mi12:22:212:19:306:397:09
7:09
+0:21
35K
21.75 mi12:27:122:24:216:384:51
6:29
-0:40
23M
23.00 mi12:35:172:32:266:388:05
6:27
-0:02
24M
24.00 mi12:41:222:38:316:366:05
6:05
-0:22
40K
24.85 mi12:46:482:43:576:365:26
6:21
+0:16
25.2M
25.20 mi12:49:132:46:226:362:25
7:00
+0:39
Finish
26.22 mi12:55:182:52:276:356:05
5:58
-1:02

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

5:58 /mi

Average Pace

6:35 /mi

Slowest Pace

7:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

55:06

32% of race

Time at Steady Pace

1:50:12

64% of race

Time at Slower Pace

7:09

4% of race

Average Pace: 6:35 /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 mi10:23:3020:396:3920:39
6:39
#4995
10K
6.21 mi10:43:5641:056:3720:26
6:35
#4597
15K
9.32 mi11:04:081:01:176:3520:12
6:30
#4219
20K
12.43 mi11:24:381:21:476:3520:30
6:36
#4018
Half
13.11 mi11:29:001:26:096:344:22
6:24
#3963
25K
15.53 mi11:45:001:42:096:3516:00
6:36
#3846
30K
18.64 mi12:05:572:03:066:3620:57
6:45
#3674
20M
20.00 mi12:15:122:12:216:379:15
6:48
#3588
21M
21.00 mi12:22:212:19:306:397:09
7:09
#3509
35K
21.75 mi12:27:122:24:216:384:51
6:29
#3432
23M
23.00 mi12:35:172:32:266:388:05
6:27
#3211
24M
24.00 mi12:41:222:38:316:366:05
6:05
#3012
40K
24.85 mi12:46:482:43:576:365:26
6:21
#2899
25.2M
25.20 mi12:49:132:46:226:362:25
7:00
#2850
Finish
26.22 mi12:55:182:52:276:356:05
5:58
#2710
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4995466946693582(Top 13%)3386(Top 21%)3386(Top 60%)
10K6.21 mi3.10 mi4597+3984313+3564313+3564278(Top 15%)4020(Top 25%)4020(Top 71%)
15K9.32 mi3.11 mi4219+3783970+3433970+3433582(Top 13%)3386(Top 21%)3386(Top 60%)
20K12.43 mi3.11 mi4018+2013783+1873783+1873685(Top 13%)3480(Top 22%)3480(Top 62%)
Half13.11 mi0.68 mi3963+553732+513732+513087(Top 11%)2948(Top 18%)2948(Top 52%)
25K15.53 mi2.42 mi3846+1173623+1093623+1093459(Top 12%)3264(Top 20%)3264(Top 58%)
30K18.64 mi3.11 mi3674+1723468+1553468+1553113(Top 11%)2922(Top 18%)2922(Top 52%)
20M20.00 mi1.36 mi3588+863386+823386+822981(Top 10%)2780(Top 17%)2780(Top 49%)
21M21.00 mi1.00 mi3509+793313+733313+732921(Top 10%)2707(Top 17%)2707(Top 48%)
35K21.75 mi0.75 mi3432+773241+723241+722419(Top 9%)2262(Top 14%)2262(Top 40%)
23M23.00 mi1.25 mi3211+2213030+2113030+2111334(Top 5%)1255(Top 8%)1255(Top 22%)
24M24.00 mi1.00 mi3012+1992849+1812849+181750(Top 3%)705(Top 4%)705(Top 12%)
40K24.85 mi0.85 mi2899+1132742+1072742+1071135(Top 4%)1064(Top 7%)1064(Top 19%)
25.2M25.20 mi0.35 mi2850+492696+462696+461548(Top 5%)1419(Top 9%)1419(Top 25%)
Finish26.22 mi1.02 mi2710+1402564+1322564+132853(Top 3%)806(Top 5%)806(Top 14%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3582

Males

3386

M18-39

3386

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4278

Males

4020

M18-39

4020

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3582

Males

3386

M18-39

3386

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3685

Males

3480

M18-39

3480

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3087

Males

2948

M18-39

2948

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3459

Males

3264

M18-39

3264

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3113

Males

2922

M18-39

2922

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2981

Males

2780

M18-39

2780

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2921

Males

2707

M18-39

2707

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2419

Males

2262

M18-39

2262

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1334

Males

1255

M18-39

1255

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

750

Males

705

M18-39

705

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1135

Males

1064

M18-39

1064

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1548

Males

1419

M18-39

1419

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

853

Males

806

M18-39

806

Passing Analysis

Category:
Athletes Passed
2440
Passed By
155
Net Change
+2285
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4995
5K → 10K43638+398#4995#4597
10K → 15K3835+378#4597#4219
15K → 20K22221+201#4219#4018
20K → Half572+55#4018#3963
Half → 25K13821+117#3963#3846
25K → 30K20129+172#3846#3674
30K → 20M10418+86#3674#3588
20M → 21M889+79#3588#3509
21M → 35K836+77#3509#3432
35K → 23M2265+221#3432#3211
23M → 24M1990+199#3211#3012
24M → 40K1141+113#3012#2899
40K → 25.2M490+49#2899#2850
25.2M → Finish1400+140#2850#2710
TOTALS2440155+2285
📊

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