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BOSTON MARATHON 2025

Jonathon Mader

Bib: 1953•M

UT

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 6%
Gender (Male)
#0 / 16105
Top 10%
Division (M18-39)
#0 / 5642
Top 25%
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
6:23/mi
19:49
↑ 97↓ 3451.5%
10K· 6.21 mi
6:24/mi
39:42
↑ 79↓ 1380.4%
15K· 9.32 mi
6:24/mi
59:34
↑ 67↓ 78
20K· 12.43 mi
6:24/mi
1:19:26
↑ 106↓ 860.1%
Half· 13.11 mi
6:17/mi
1:23:43
↑ 19↓ 370.5%
25K· 15.53 mi
6:24/mi
1:39:13
↑ 66↓ 880.2%
30K· 18.64 mi
6:28/mi
1:59:20
↑ 181↓ 1480.2%
20M
6:26/mi
2:08:04
↑ 64↓ 500.2%
21M
6:41/mi
2:14:45
↑ 106↓ 241.6%
35K· 21.75 mi
6:17/mi
2:19:27
↑ 17↓ 861.7%
23M
6:27/mi
2:27:31
↑ 23↓ 630.6%
24M
6:14/mi
2:33:45
↓ 821.3%
40K· 24.85 mi
6:14/mi
2:39:05
↓ 200.3%
25.2M
6:46/mi
2:41:25
↑ 13↓ 160.2%
Finish· 26.22 mi
5:53/mi
2:47:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:23:43
Pace6:23 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:23:42
Pace6:23 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:2819:496:2319:49
6:23
-
10K
6.21 mi10:40:2139:426:2319:53
6:24
+0:01
15K
9.32 mi11:00:1359:346:2319:52
6:24
0:00
20K
12.43 mi11:20:051:19:266:2419:52
6:24
0:00
Half
13.11 mi11:24:221:23:436:234:17
6:17
-0:07
25K
15.53 mi11:39:521:39:136:2315:30
6:24
+0:07
30K
18.64 mi11:59:591:59:206:2420:07
6:28
+0:04
20M
20.00 mi12:08:432:08:046:248:44
6:26
-0:02
21M
21.00 mi12:15:242:14:456:256:41
6:41
+0:15
35K
21.75 mi12:20:062:19:276:254:42
6:17
-0:24
23M
23.00 mi12:28:102:27:316:258:04
6:27
+0:10
24M
24.00 mi12:34:242:33:456:246:14
6:14
-0:13
40K
24.85 mi12:39:442:39:056:245:20
6:14
0:00
25.2M
25.20 mi12:42:042:41:256:242:20
6:46
+0:32
Finish
26.22 mi12:48:042:47:256:236:00
5:53
-0:53

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

5:53 /mi

Average Pace

6:23 /mi

Slowest Pace

6:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:24

95% of race

Time at Steady Pace

9:01

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:23 /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 mi10:20:2819:496:2319:49
6:23
#2961
10K
6.21 mi10:40:2139:426:2319:53
6:24
#2985
15K
9.32 mi11:00:1359:346:2319:52
6:24
#2945
20K
12.43 mi11:20:051:19:266:2419:52
6:24
#2803
Half
13.11 mi11:24:221:23:436:234:17
6:17
#2782
25K
15.53 mi11:39:521:39:136:2315:30
6:24
#2670
30K
18.64 mi11:59:591:59:206:2420:07
6:28
#2458
20M
20.00 mi12:08:432:08:046:248:44
6:26
#2335
21M
21.00 mi12:15:242:14:456:256:41
6:41
#2230
35K
21.75 mi12:20:062:19:276:254:42
6:17
#2189
23M
23.00 mi12:28:102:27:316:258:04
6:27
#2087
24M
24.00 mi12:34:242:33:456:246:14
6:14
#1994
40K
24.85 mi12:39:442:39:056:245:20
6:14
#1917
25.2M
25.20 mi12:42:042:41:256:242:20
6:46
#1883
Finish
26.22 mi12:48:042:47:256:236:00
5:53
#1779
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2961281728172909(Top 10%)2773(Top 17%)2773(Top 49%)
10K6.21 mi3.10 mi2985-242839-222839-223045(Top 11%)2899(Top 18%)2899(Top 51%)
15K9.32 mi3.11 mi2945+402806+332806+332909(Top 10%)2773(Top 17%)2773(Top 49%)
20K12.43 mi3.11 mi2803+1422673+1332673+1332495(Top 9%)2380(Top 15%)2380(Top 42%)
Half13.11 mi0.68 mi2782+212653+202653+202412(Top 8%)2309(Top 14%)2309(Top 41%)
25K15.53 mi2.42 mi2670+1122548+1052548+1052339(Top 8%)2224(Top 14%)2224(Top 39%)
30K18.64 mi3.11 mi2458+2122345+2032345+2031883(Top 7%)1793(Top 11%)1793(Top 32%)
20M20.00 mi1.36 mi2335+1232227+1182227+1181345(Top 5%)1272(Top 8%)1272(Top 23%)
21M21.00 mi1.00 mi2230+1052128+992128+991166(Top 4%)1105(Top 7%)1105(Top 20%)
35K21.75 mi0.75 mi2189+412088+402088+401557(Top 5%)1467(Top 9%)1467(Top 26%)
23M23.00 mi1.25 mi2087+1021985+1031985+1031291(Top 5%)1216(Top 8%)1216(Top 22%)
24M24.00 mi1.00 mi1994+931893+921893+921131(Top 4%)1064(Top 7%)1064(Top 19%)
40K24.85 mi0.85 mi1917+771817+761817+76846(Top 3%)795(Top 5%)795(Top 14%)
25.2M25.20 mi0.35 mi1883+341784+331784+33931(Top 3%)864(Top 5%)864(Top 15%)
Finish26.22 mi1.02 mi1779+1041684+1001684+100671(Top 2%)632(Top 4%)632(Top 11%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21story building
+97ft-345ft

Overall

2909

Males

2773

M18-39

2773

5K→10K

3.1 - 6.2 mi

Top 11%
×5story building
+79ft-138ft

Overall

3045

Males

2899

M18-39

2899

10K→15K

6.2 - 9.3 mi

Top 10%
×3story building
+67ft-78ft

Overall

2909

Males

2773

M18-39

2773

15K→20K

9.3 - 12.4 mi

Top 9%
×5story building
+106ft-86ft

Overall

2495

Males

2380

M18-39

2380

20K→Half

12.4 - 13.1 mi

Top 8%
×2story building
+19ft-37ft

Overall

2412

Males

2309

M18-39

2309

Half→25K

13.1 - 15.5 mi

Top 8%
×4story building
+66ft-88ft

Overall

2339

Males

2224

M18-39

2224

25K→30K

15.5 - 18.6 mi

Top 7%
×9story building
+181ft-148ft

Overall

1883

Males

1793

M18-39

1793

30K→20M

18.6 - 20.0 mi

Top 5%
×5story building
+64ft-50ft

Overall

1345

Males

1272

M18-39

1272

20M→21M

20.0 - 21.0 mi

Top 4%
×8story building
+106ft-24ft

Overall

1166

Males

1105

M18-39

1105

21M→35K

21.0 - 21.8 mi

Top 5%
×7story building
+17ft-86ft

Overall

1557

Males

1467

M18-39

1467

35K→23M

21.8 - 23.0 mi

Top 5%
×5story building
+23ft-63ft

Overall

1291

Males

1216

M18-39

1216

23M→24M

23.0 - 24.0 mi

Top 4%
×6story building
+12ft-82ft

Overall

1131

Males

1064

M18-39

1064

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

846

Males

795

M18-39

795

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

931

Males

864

M18-39

864

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2story building
+22ft-21ft

Overall

671

Males

632

M18-39

632

Passing Analysis

Category:
Athletes Passed
1460
Passed By
278
Net Change
+1182
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2961
5K → 10K123147-24#2961#2985
10K → 15K11474+40#2985#2945
15K → 20K15715+142#2945#2803
20K → Half243+21#2803#2782
Half → 25K12816+112#2782#2670
25K → 30K2208+212#2670#2458
30K → 20M1252+123#2458#2335
20M → 21M1094+105#2335#2230
21M → 35K432+41#2230#2189
35K → 23M1042+102#2189#2087
23M → 24M952+93#2087#1994
24M → 40K770+77#1994#1917
40K → 25.2M362+34#1917#1883
25.2M → Finish1051+104#1883#1779
TOTALS1460278+1182
📊

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