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BOSTON MARATHON 2025

Roger Hernandez Mercado

Bib: 5083•M

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Overall
#0 / 28404
Top 28%
Gender (Male)
#0 / 16105
Top 42%
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
20:39
Rank: #5003
Start → 5K
20:39 | 6:39/mi
10K· 6.21 mi
41:25
Rank: #5067 (-64)
5K → 10K
20:46 | 6:41/mi
15K· 9.32 mi
1:02:23
Rank: #5198 (-131)
10K → 15K
20:58 | 6:45/mi
20K· 12.43 mi
1:23:48
Rank: #5417 (-219)
15K → 20K
21:25 | 6:54/mi
Half· 13.11 mi
1:28:33
Rank: #5532 (-115)
20K → Half
4:45 | 6:58/mi
25K· 15.53 mi
1:46:04
Rank: #5960 (-428)
Half → 25K
17:31 | 7:13/mi
30K· 18.64 mi
2:10:40
Rank: #6735 (-775)
25K → 30K
24:36 | 7:55/mi
20M
2:22:07
Rank: #7108 (-373)
30K → 20M
11:27 | 8:26/mi
21M
2:31:28
Rank: #7470 (-362)
20M → 21M
9:21 | 9:21/mi
35K· 21.75 mi
2:37:13
Rank: #7527 (-57)
21M → 35K
5:45 | 7:41/mi
23M
2:47:27
Rank: #7671 (-144)
35K → 23M
10:14 | 8:10/mi
24M
2:55:19
Rank: #7755 (-84)
23M → 24M
7:52 | 7:52/mi
40K· 24.85 mi
3:02:15
Rank: #7835 (-80)
24M → 40K
6:56 | 8:07/mi
25.2M
3:05:22
Rank: #7882 (-47)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:13:34
Rank: #8087 (-205)
25.2M → Finish
8:12 | 8:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:33
Pace6:45 /mi
2nd Half
Distance13.11 mi
Time1:45:01
Pace8:01 /mi
📊Positive Split: 18.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:2820:396:3920:39
6:39
-
10K
6.21 mi10:46:1441:256:4020:46
6:41
+0:02
15K
9.32 mi11:07:121:02:236:4220:58
6:45
+0:04
20K
12.43 mi11:28:371:23:486:4521:25
6:54
+0:09
Half
13.11 mi11:33:221:28:336:454:45
6:58
+0:04
25K
15.53 mi11:50:531:46:046:5017:31
7:13
+0:15
30K
18.64 mi12:15:292:10:407:0124:36
7:55
+0:42
20M
20.00 mi12:26:562:22:077:0611:27
8:26
+0:31
21M
21.00 mi12:36:172:31:287:139:21
9:21
+0:55
35K
21.75 mi12:42:022:37:137:145:45
7:41
-1:40
23M
23.00 mi12:52:162:47:277:1710:14
8:10
+0:29
24M
24.00 mi13:00:082:55:197:187:52
7:52
-0:18
40K
24.85 mi13:07:043:02:157:206:56
8:07
+0:15
25.2M
25.20 mi13:10:113:05:227:213:07
9:02
+0:55
Finish
26.22 mi13:18:233:13:347:238:12
8:03
-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

6:39 /mi

Average Pace

7:23 /mi

Slowest Pace

9:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:04

55% of race

Time at Steady Pace

1:03:35

33% of race

Time at Slower Pace

23:55

12% of race

Average Pace: 7:23 /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 mi10:25:2820:396:3920:39
6:39
#5003
10K
6.21 mi10:46:1441:256:4020:46
6:41
#5067
15K
9.32 mi11:07:121:02:236:4220:58
6:45
#5198
20K
12.43 mi11:28:371:23:486:4521:25
6:54
#5417
Half
13.11 mi11:33:221:28:336:454:45
6:58
#5532
25K
15.53 mi11:50:531:46:046:5017:31
7:13
#5960
30K
18.64 mi12:15:292:10:407:0124:36
7:55
#6735
20M
20.00 mi12:26:562:22:077:0611:27
8:26
#7108
21M
21.00 mi12:36:172:31:287:139:21
9:21
#7470
35K
21.75 mi12:42:022:37:137:145:45
7:41
#7527
23M
23.00 mi12:52:162:47:277:1710:14
8:10
#7671
24M
24.00 mi13:00:082:55:197:187:52
7:52
#7755
40K
24.85 mi13:07:043:02:157:206:56
8:07
#7835
25.2M
25.20 mi13:10:113:05:227:213:07
9:02
#7882
Finish
26.22 mi13:18:233:13:347:238:12
8:03
#8087
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5003467746775578(Top 20%)5110(Top 32%)5110(Top 91%)
10K6.21 mi3.10 mi5067-644723-464723-465219(Top 18%)4848(Top 30%)4848(Top 86%)
15K9.32 mi3.11 mi5198-1314833-1104833-1105578(Top 20%)5110(Top 32%)5110(Top 91%)
20K12.43 mi3.11 mi5417-2195006-1735006-1736146(Top 22%)5548(Top 34%)5548(Top 98%)
Half13.11 mi0.68 mi5532-1155091-855091-857290(Top 26%)6432(Top 40%)6432(Top 114%)
25K15.53 mi2.42 mi5960-4285424-3335424-3337777(Top 27%)6624(Top 41%)6624(Top 117%)
30K18.64 mi3.11 mi6735-7756009-5856009-58510761(Top 38%)8058(Top 50%)8058(Top 143%)
20M20.00 mi1.36 mi7108-3736259-2506259-25013286(Top 47%)9109(Top 57%)9109(Top 161%)
21M21.00 mi1.00 mi7470-3626467-2086467-20815363(Top 54%)9935(Top 62%)9935(Top 176%)
35K21.75 mi0.75 mi7527-576475-86475-89904(Top 35%)7304(Top 45%)7304(Top 129%)
23M23.00 mi1.25 mi7671-1446531-566531-5611167(Top 39%)7819(Top 49%)7819(Top 139%)
24M24.00 mi1.00 mi7755-846554-236554-2310288(Top 36%)7308(Top 45%)7308(Top 130%)
40K24.85 mi0.85 mi7835-806571-176571-1710880(Top 38%)7490(Top 47%)7490(Top 133%)
25.2M25.20 mi0.35 mi7882-476587-166587-1611922(Top 42%)7933(Top 49%)7933(Top 141%)
Finish26.22 mi1.02 mi8087-2056684-976684-9713161(Top 46%)8584(Top 53%)8584(Top 152%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5578

Males

5110

M18-39

5110

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

5219

Males

4848

M18-39

4848

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5578

Males

5110

M18-39

5110

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

6146

Males

5548

M18-39

5548

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

7290

Males

6432

M18-39

6432

Half→25K

13.1 - 15.5 mi

Top 27%
×4stories
+66ft-88ft

Overall

7777

Males

6624

M18-39

6624

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10761

Males

8058

M18-39

8058

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

13286

Males

9109

M18-39

9109

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

15363

Males

9935

M18-39

9935

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

9904

Males

7304

M18-39

7304

35K→23M

21.8 - 23.0 mi

Top 39%
×5stories
+23ft-63ft

Overall

11167

Males

7819

M18-39

7819

23M→24M

23.0 - 24.0 mi

Top 36%
×6stories
+12ft-82ft

Overall

10288

Males

7308

M18-39

7308

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10880

Males

7490

M18-39

7490

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11922

Males

7933

M18-39

7933

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

13161

Males

8584

M18-39

8584

Passing Analysis

Category:
Athletes Passed
685
Passed By
3769
Net Change
-3084
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5003
5K → 10K143207-64#5003#5067
10K → 15K85216-131#5067#5198
15K → 20K61280-219#5198#5417
20K → Half7122-115#5417#5532
Half → 25K49477-428#5532#5960
25K → 30K46821-775#5960#6735
30K → 20M29402-373#6735#7108
20M → 21M20382-362#7108#7470
21M → 35K3794-57#7470#7527
35K → 23M61205-144#7527#7671
23M → 24M48132-84#7671#7755
24M → 40K48128-80#7755#7835
40K → 25.2M2269-47#7835#7882
25.2M → Finish29234-205#7882#8087
TOTALS6853769-3084
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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