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BOSTON MARATHON 2025

Jesus Medina Medellin

Bib: 10383•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 15%
Gender (Male)
#0 / 16105
Top 25%
Masters (Masters Men)
#0 / 10463
Top 11%
Division (M45-49)
#0 / 2386
Top 14%
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
7:01/mi
21:47
↑ 97↓ 3451.5%
10K· 6.21 mi
6:48/mi
42:55
↑ 79↓ 1380.4%
15K· 9.32 mi
6:52/mi
1:04:16
↑ 67↓ 78
20K· 12.43 mi
6:55/mi
1:25:46
↑ 106↓ 860.1%
Half· 13.11 mi
6:49/mi
1:30:25
↑ 19↓ 370.5%
25K· 15.53 mi
6:48/mi
1:46:54
↑ 66↓ 880.2%
30K· 18.64 mi
6:52/mi
2:08:15
↑ 181↓ 1480.2%
20M
6:49/mi
2:17:31
↑ 64↓ 500.2%
21M
7:06/mi
2:24:37
↑ 106↓ 241.6%
35K· 21.75 mi
6:48/mi
2:29:42
↑ 17↓ 861.7%
23M
6:45/mi
2:38:09
↑ 23↓ 630.6%
24M
6:30/mi
2:44:39
↓ 821.3%
40K· 24.85 mi
6:28/mi
2:50:11
↓ 200.3%
25.2M
7:03/mi
2:52:37
↑ 13↓ 160.2%
Finish· 26.22 mi
6:21/mi
2:59:05
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:30:25
Pace6:54 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:28:40
Pace6:46 /mi
📊Negative Split: 1.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:5521:477:0121:47
7:01
-
10K
6.21 mi11:09:0342:556:5421:08
6:48
-0:13
15K
9.32 mi11:30:241:04:166:5421:21
6:52
+0:04
20K
12.43 mi11:51:541:25:466:5421:30
6:55
+0:03
Half
13.11 mi11:56:331:30:256:544:39
6:49
-0:06
25K
15.53 mi12:13:021:46:546:5316:29
6:48
-0:01
30K
18.64 mi12:34:232:08:156:5321:21
6:52
+0:04
20M
20.00 mi12:43:392:17:316:539:16
6:49
-0:03
21M
21.00 mi12:50:452:24:376:537:06
7:06
+0:17
35K
21.75 mi12:55:502:29:426:535:05
6:48
-0:18
23M
23.00 mi13:04:172:38:096:538:27
6:45
-0:03
24M
24.00 mi13:10:472:44:396:526:30
6:30
-0:15
40K
24.85 mi13:16:192:50:116:515:32
6:28
-0:02
25.2M
25.20 mi13:18:452:52:376:512:26
7:03
+0:35
Finish
26.22 mi13:25:132:59:056:506:28
6:21
-0:42

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

6:21 /mi

Average Pace

6:50 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:46

83% of race

Time at Steady Pace

31:19

17% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:50 /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 mi10:47:5521:477:0121:47
7:01
#7905
10K
6.21 mi11:09:0342:556:5421:08
6:48
#7190
15K
9.32 mi11:30:241:04:166:5421:21
6:52
#7027
20K
12.43 mi11:51:541:25:466:5421:30
6:55
#6826
Half
13.11 mi11:56:331:30:256:544:39
6:49
#6804
25K
15.53 mi12:13:021:46:546:5316:29
6:48
#6432
30K
18.64 mi12:34:232:08:156:5321:21
6:52
#5816
20M
20.00 mi12:43:392:17:316:539:16
6:49
#5571
21M
21.00 mi12:50:452:24:376:537:06
7:06
#5326
35K
21.75 mi12:55:502:29:426:535:05
6:48
#5260
23M
23.00 mi13:04:172:38:096:538:27
6:45
#5016
24M
24.00 mi13:10:472:44:396:526:30
6:30
#4804
40K
24.85 mi13:16:192:50:116:515:32
6:28
#4595
25.2M
25.20 mi13:18:452:52:376:512:26
7:03
#4530
Finish
26.22 mi13:25:132:59:056:506:28
6:21
#4382
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi7905693469346751(Top 24%)6065(Top 38%)6065(Top 254%)
10K6.21 mi3.10 mi7190+7156437+4976437+4976406(Top 23%)5806(Top 36%)5806(Top 243%)
15K9.32 mi3.11 mi7027+1636307+1306307+1306751(Top 24%)6065(Top 38%)6065(Top 254%)
20K12.43 mi3.11 mi6826+2016149+1586149+1586338(Top 22%)5693(Top 35%)5693(Top 239%)
Half13.11 mi0.68 mi6804+226128+216128+216268(Top 22%)5653(Top 35%)5653(Top 237%)
25K15.53 mi2.42 mi6432+3725813+3155813+3154865(Top 17%)4473(Top 28%)4473(Top 187%)
30K18.64 mi3.11 mi5816+6165293+5205293+5203903(Top 14%)3600(Top 22%)3600(Top 151%)
20M20.00 mi1.36 mi5571+2455090+2035090+2033073(Top 11%)2863(Top 18%)2863(Top 120%)
21M21.00 mi1.00 mi5326+2454871+2194871+2192703(Top 10%)2513(Top 16%)2513(Top 105%)
35K21.75 mi0.75 mi5260+664813+584813+584109(Top 14%)3684(Top 23%)3684(Top 154%)
23M23.00 mi1.25 mi5016+2444596+2174596+2172485(Top 9%)2304(Top 14%)2304(Top 97%)
24M24.00 mi1.00 mi4804+2124408+1884408+1882079(Top 7%)1932(Top 12%)1932(Top 81%)
40K24.85 mi0.85 mi4595+2094223+1854223+1851532(Top 5%)1419(Top 9%)1419(Top 59%)
25.2M25.20 mi0.35 mi4530+654158+654158+651715(Top 6%)1572(Top 10%)1572(Top 66%)
Finish26.22 mi1.02 mi4382+1484024+1344024+1342096(Top 7%)1923(Top 12%)1923(Top 81%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6751

Males

6065

M45-49

6065

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6406

Males

5806

M45-49

5806

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6751

Males

6065

M45-49

6065

15K→20K

9.3 - 12.4 mi

Top 22%
×5story building
+106ft-86ft

Overall

6338

Males

5693

M45-49

5693

20K→Half

12.4 - 13.1 mi

Top 22%
×2story building
+19ft-37ft

Overall

6268

Males

5653

M45-49

5653

Half→25K

13.1 - 15.5 mi

Top 17%
×4story building
+66ft-88ft

Overall

4865

Males

4473

M45-49

4473

25K→30K

15.5 - 18.6 mi

Top 14%
×9story building
+181ft-148ft

Overall

3903

Males

3600

M45-49

3600

30K→20M

18.6 - 20.0 mi

Top 11%
×5story building
+64ft-50ft

Overall

3073

Males

2863

M45-49

2863

20M→21M

20.0 - 21.0 mi

Top 10%
×8story building
+106ft-24ft

Overall

2703

Males

2513

M45-49

2513

21M→35K

21.0 - 21.8 mi

Top 14%
×7story building
+17ft-86ft

Overall

4109

Males

3684

M45-49

3684

35K→23M

21.8 - 23.0 mi

Top 9%
×5story building
+23ft-63ft

Overall

2485

Males

2304

M45-49

2304

23M→24M

23.0 - 24.0 mi

Top 7%
×6story building
+12ft-82ft

Overall

2079

Males

1932

M45-49

1932

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1532

Males

1419

M45-49

1419

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1715

Males

1572

M45-49

1572

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2story building
+22ft-21ft

Overall

2096

Males

1923

M45-49

1923

Passing Analysis

Category:
Athletes Passed
3701
Passed By
178
Net Change
+3523
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7905
5K → 10K73318+715#7905#7190
10K → 15K22360+163#7190#7027
15K → 20K24645+201#7027#6826
20K → Half4018+22#6826#6804
Half → 25K3797+372#6804#6432
25K → 30K6193+616#6432#5816
30K → 20M2461+245#5816#5571
20M → 21M2461+245#5571#5326
21M → 35K7711+66#5326#5260
35K → 23M2462+244#5260#5016
23M → 24M2131+212#5016#4804
24M → 40K2090+209#4804#4595
40K → 25.2M683+65#4595#4530
25.2M → Finish1568+148#4530#4382
TOTALS3701178+3523
📊

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