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BOSTON MARATHON 2025

Carlos Hernandez

Bib: 4740•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 12%
Gender (Male)
#0 / 16105
Top 19%
Division (M18-39)
#0 / 5642
Top 42%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:27
Rank: #4443
Start → 5K
20:27 | 6:35/mi
10K· 6.21 mi
41:09
Rank: #4680 (-237)
5K → 10K
20:42 | 6:40/mi
15K· 9.32 mi
1:01:42
Rank: #4541 (+139)
10K → 15K
20:33 | 6:37/mi
20K· 12.43 mi
1:22:42
Rank: #4588 (-47)
15K → 20K
21:00 | 6:46/mi
Half· 13.11 mi
1:27:10
Rank: #4558 (+30)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:43:25
Rank: #4436 (+122)
Half → 25K
16:15 | 6:42/mi
30K· 18.64 mi
2:04:46
Rank: #4259 (+177)
25K → 30K
21:21 | 6:52/mi
20M
2:14:02
Rank: #4120 (+139)
30K → 20M
9:16 | 6:49/mi
21M
2:21:17
Rank: #4050 (+70)
20M → 21M
7:15 | 7:15/mi
35K· 21.75 mi
2:26:08
Rank: #3940 (+110)
21M → 35K
4:51 | 6:29/mi
23M
2:34:23
Rank: #3757 (+183)
35K → 23M
8:15 | 6:35/mi
24M
2:40:48
Rank: #3607 (+150)
23M → 24M
6:25 | 6:25/mi
40K· 24.85 mi
2:46:22
Rank: #3464 (+143)
24M → 40K
5:34 | 6:31/mi
25.2M
2:48:53
Rank: #3428 (+36)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:55:19
Rank: #3318 (+110)
25.2M → Finish
6:26 | 6:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:10
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:28:09
Pace6:43 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4320:276:3520:27
6:35
-
10K
6.21 mi10:45:2541:096:3720:42
6:40
+0:05
15K
9.32 mi11:05:581:01:426:3720:33
6:37
-0:03
20K
12.43 mi11:26:581:22:426:3921:00
6:46
+0:09
Half
13.11 mi11:31:261:27:106:394:28
6:33
-0:13
25K
15.53 mi11:47:411:43:256:3916:15
6:42
+0:09
30K
18.64 mi12:09:022:04:466:4221:21
6:52
+0:10
20M
20.00 mi12:18:182:14:026:429:16
6:49
-0:03
21M
21.00 mi12:25:332:21:176:447:15
7:15
+0:26
35K
21.75 mi12:30:242:26:086:434:51
6:29
-0:46
23M
23.00 mi12:38:392:34:236:438:15
6:35
+0:06
24M
24.00 mi12:45:042:40:486:426:25
6:25
-0:10
40K
24.85 mi12:50:382:46:226:425:34
6:31
+0:06
25.2M
25.20 mi12:53:092:48:536:422:31
7:18
+0:47
Finish
26.22 mi12:59:352:55:196:416:26
6:19
-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

6:19 /mi

Average Pace

6:41 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:33

94% of race

Time at Steady Pace

9:46

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:41 /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 mi10:24:4320:276:3520:27
6:35
#4443
10K
6.21 mi10:45:2541:096:3720:42
6:40
#4680
15K
9.32 mi11:05:581:01:426:3720:33
6:37
#4541
20K
12.43 mi11:26:581:22:426:3921:00
6:46
#4588
Half
13.11 mi11:31:261:27:106:394:28
6:33
#4558
25K
15.53 mi11:47:411:43:256:3916:15
6:42
#4436
30K
18.64 mi12:09:022:04:466:4221:21
6:52
#4259
20M
20.00 mi12:18:182:14:026:429:16
6:49
#4120
21M
21.00 mi12:25:332:21:176:447:15
7:15
#4050
35K
21.75 mi12:30:242:26:086:434:51
6:29
#3940
23M
23.00 mi12:38:392:34:236:438:15
6:35
#3757
24M
24.00 mi12:45:042:40:486:426:25
6:25
#3607
40K
24.85 mi12:50:382:46:226:425:34
6:31
#3464
25.2M
25.20 mi12:53:092:48:536:422:31
7:18
#3428
Finish
26.22 mi12:59:352:55:196:416:26
6:19
#3318
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4443417941794350(Top 15%)4084(Top 25%)4084(Top 72%)
10K6.21 mi3.10 mi4680-2374386-2074386-2075003(Top 18%)4669(Top 29%)4669(Top 83%)
15K9.32 mi3.11 mi4541+1394264+1224264+1224350(Top 15%)4084(Top 25%)4084(Top 72%)
20K12.43 mi3.11 mi4588-474292-284292-284915(Top 17%)4543(Top 28%)4543(Top 81%)
Half13.11 mi0.68 mi4558+304265+274265+274019(Top 14%)3783(Top 23%)3783(Top 67%)
25K15.53 mi2.42 mi4436+1224154+1114154+1114156(Top 15%)3868(Top 24%)3868(Top 69%)
30K18.64 mi3.11 mi4259+1773987+1673987+1673898(Top 14%)3595(Top 22%)3595(Top 64%)
20M20.00 mi1.36 mi4120+1393858+1293858+1293055(Top 11%)2845(Top 18%)2845(Top 50%)
21M21.00 mi1.00 mi4050+703793+653793+653386(Top 12%)3108(Top 19%)3108(Top 55%)
35K21.75 mi0.75 mi3940+1103688+1053688+1052420(Top 9%)2263(Top 14%)2263(Top 40%)
23M23.00 mi1.25 mi3757+1833518+1703518+1701807(Top 6%)1693(Top 11%)1693(Top 30%)
24M24.00 mi1.00 mi3607+1503380+1383380+1381746(Top 6%)1631(Top 10%)1631(Top 29%)
40K24.85 mi0.85 mi3464+1433247+1333247+1331671(Top 6%)1547(Top 10%)1547(Top 27%)
25.2M25.20 mi0.35 mi3428+363210+373210+372562(Top 9%)2296(Top 14%)2296(Top 41%)
Finish26.22 mi1.02 mi3318+1103107+1033107+1031970(Top 7%)1814(Top 11%)1814(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4350

Males

4084

M18-39

4084

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

5003

Males

4669

M18-39

4669

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4350

Males

4084

M18-39

4084

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4915

Males

4543

M18-39

4543

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

4019

Males

3783

M18-39

3783

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4156

Males

3868

M18-39

3868

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3898

Males

3595

M18-39

3595

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

3055

Males

2845

M18-39

2845

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3386

Males

3108

M18-39

3108

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2420

Males

2263

M18-39

2263

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1807

Males

1693

M18-39

1693

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1746

Males

1631

M18-39

1631

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1671

Males

1547

M18-39

1547

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2562

Males

2296

M18-39

2296

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1970

Males

1814

M18-39

1814

Passing Analysis

Category:
Athletes Passed
1790
Passed By
665
Net Change
+1125
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4443
5K → 10K76313-237#4443#4680
10K → 15K18849+139#4680#4541
15K → 20K104151-47#4541#4588
20K → Half366+30#4588#4558
Half → 25K16038+122#4558#4436
25K → 30K23760+177#4436#4259
30K → 20M14910+139#4259#4120
20M → 21M8616+70#4120#4050
21M → 35K1122+110#4050#3940
35K → 23M1863+183#3940#3757
23M → 24M1533+150#3757#3607
24M → 40K1452+143#3607#3464
40K → 25.2M404+36#3464#3428
25.2M → Finish1188+110#3428#3318
TOTALS1790665+1125
📊

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