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BOSTON MARATHON 2025

Jonathan Schloth

Bib: 354•M

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 2%
Gender (Male)
#0 / 16105
Top 3%
Division (M18-39)
#0 / 5642
Top 8%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:15
Rank: #256
Start → 5K
17:15 | 5:33/mi
10K· 6.21 mi
34:30
Rank: #261 (-5)
5K → 10K
17:15 | 5:33/mi
15K· 9.32 mi
51:54
Rank: #250 (+11)
10K → 15K
17:24 | 5:36/mi
20K· 12.43 mi
1:09:31
Rank: #246 (+4)
15K → 20K
17:37 | 5:40/mi
Half· 13.11 mi
1:13:20
Rank: #249 (-3)
20K → Half
3:49 | 5:36/mi
25K· 15.53 mi
1:27:00
Rank: #234 (+15)
Half → 25K
13:40 | 5:38/mi
30K· 18.64 mi
1:45:10
Rank: #227 (+7)
25K → 30K
18:10 | 5:51/mi
20M
1:53:12
Rank: #225 (+2)
30K → 20M
8:02 | 5:55/mi
21M
1:59:28
Rank: #224 (+1)
20M → 21M
6:16 | 6:16/mi
35K· 21.75 mi
2:03:55
Rank: #237 (-13)
21M → 35K
4:27 | 5:57/mi
23M
2:13:16
Rank: #320 (-83)
35K → 23M
9:21 | 7:28/mi
24M
2:20:23
Rank: #381 (-61)
23M → 24M
7:07 | 7:07/mi
40K· 24.85 mi
2:27:21
Rank: #482 (-101)
24M → 40K
6:58 | 8:09/mi
25.2M
2:29:40
Rank: #480 (+2)
40K → 25.2M
2:19 | 6:43/mi
Finish· 26.22 mi
2:36:25
Rank: #529 (-49)
25.2M → Finish
6:45 | 6:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:13:20
Pace5:36 /mi
2nd Half
Distance13.11 mi
Time1:23:05
Pace6:20 /mi
📊Positive Split: 13.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:3017:155:3317:15
5:33
-
10K
6.21 mi10:34:4534:305:3317:15
5:33
0:00
15K
9.32 mi10:52:0951:545:3417:24
5:36
+0:03
20K
12.43 mi11:09:461:09:315:3617:37
5:40
+0:04
Half
13.11 mi11:13:351:13:205:363:49
5:36
-0:04
25K
15.53 mi11:27:151:27:005:3613:40
5:38
+0:02
30K
18.64 mi11:45:251:45:105:3818:10
5:51
+0:13
20M
20.00 mi11:53:271:53:125:408:02
5:55
+0:04
21M
21.00 mi11:59:431:59:285:416:16
6:16
+0:21
35K
21.75 mi12:04:102:03:555:424:27
5:57
-0:19
23M
23.00 mi12:13:312:13:165:489:21
7:28
+1:31
24M
24.00 mi12:20:382:20:235:517:07
7:07
-0:21
40K
24.85 mi12:27:362:27:215:566:58
8:09
+1:02
25.2M
25.20 mi12:29:552:29:405:562:19
6:43
-1:26
Finish
26.22 mi12:36:402:36:255:586:45
6:37
-0:06

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

5:33 /mi

Average Pace

5:58 /mi

Slowest Pace

8:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:03:55

79% of race

Time at Slower Pace

32:30

21% of race

Average Pace: 5:58 /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 mi10:17:3017:155:3317:15
5:33
#256
10K
6.21 mi10:34:4534:305:3317:15
5:33
#261
15K
9.32 mi10:52:0951:545:3417:24
5:36
#250
20K
12.43 mi11:09:461:09:315:3617:37
5:40
#246
Half
13.11 mi11:13:351:13:205:363:49
5:36
#249
25K
15.53 mi11:27:151:27:005:3613:40
5:38
#234
30K
18.64 mi11:45:251:45:105:3818:10
5:51
#227
20M
20.00 mi11:53:271:53:125:408:02
5:55
#225
21M
21.00 mi11:59:431:59:285:416:16
6:16
#224
35K
21.75 mi12:04:102:03:555:424:27
5:57
#237
23M
23.00 mi12:13:312:13:165:489:21
7:28
#320
24M
24.00 mi12:20:382:20:235:517:07
7:07
#381
40K
24.85 mi12:27:362:27:215:566:58
8:09
#482
25.2M
25.20 mi12:29:552:29:405:562:19
6:43
#480
Finish
26.22 mi12:36:402:36:255:586:45
6:37
#529
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi256228228246(Top 0.9%)218(Top 1%)218(Top 4%)
10K6.21 mi3.10 mi261-5232-4232-4254(Top 0.9%)225(Top 1%)225(Top 4%)
15K9.32 mi3.11 mi250+11222+10222+10246(Top 0.9%)218(Top 1%)218(Top 4%)
20K12.43 mi3.11 mi246+4219+3219+3284(Top 1.0%)258(Top 2%)258(Top 5%)
Half13.11 mi0.68 mi249-3222-3222-3305(Top 1%)280(Top 2%)280(Top 5%)
25K15.53 mi2.42 mi234+15208+14208+14229(Top 0.8%)205(Top 1%)205(Top 4%)
30K18.64 mi3.11 mi227+7202+6202+6291(Top 1%)268(Top 2%)268(Top 5%)
20M20.00 mi1.36 mi225+2202202290(Top 1%)268(Top 2%)268(Top 5%)
21M21.00 mi1.00 mi224+1201+1201+1334(Top 1%)314(Top 2%)314(Top 6%)
35K21.75 mi0.75 mi237-13215-14215-14609(Top 2%)568(Top 4%)568(Top 10%)
23M23.00 mi1.25 mi320-83294-79294-796405(Top 23%)5218(Top 32%)5218(Top 92%)
24M24.00 mi1.00 mi381-61352-58352-585258(Top 19%)4425(Top 27%)4425(Top 78%)
40K24.85 mi0.85 mi482-101443-91443-9111156(Top 39%)7626(Top 47%)7626(Top 135%)
25.2M25.20 mi0.35 mi480+2442+1442+1760(Top 3%)703(Top 4%)703(Top 12%)
Finish26.22 mi1.02 mi529-49489-47489-473413(Top 12%)2982(Top 19%)2982(Top 53%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.9%
×21stories
+97ft-345ft

Overall

246

Males

218

M18-39

218

5K→10K

3.1 - 6.2 mi

Top 0.9%
×5stories
+79ft-138ft

Overall

254

Males

225

M18-39

225

10K→15K

6.2 - 9.3 mi

Top 0.9%
×3stories
+67ft-78ft

Overall

246

Males

218

M18-39

218

15K→20K

9.3 - 12.4 mi

Top 1.0%
×5stories
+106ft-86ft

Overall

284

Males

258

M18-39

258

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

305

Males

280

M18-39

280

Half→25K

13.1 - 15.5 mi

Top 0.8%
×4stories
+66ft-88ft

Overall

229

Males

205

M18-39

205

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

291

Males

268

M18-39

268

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

290

Males

268

M18-39

268

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

334

Males

314

M18-39

314

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

609

Males

568

M18-39

568

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

6405

Males

5218

M18-39

5218

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

5258

Males

4425

M18-39

4425

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

11156

Males

7626

M18-39

7626

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

760

Males

703

M18-39

703

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3413

Males

2982

M18-39

2982

Passing Analysis

Category:
Athletes Passed
95
Passed By
368
Net Change
-273
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#256
5K → 10K1015-5#256#261
10K → 15K143+11#261#250
15K → 20K106+4#250#246
20K → Half14-3#246#249
Half → 25K161+15#249#234
25K → 30K169+7#234#227
30K → 20M75+2#227#225
20M → 21M109+1#225#224
21M → 35K114-13#224#237
35K → 23M184-83#237#320
23M → 24M162-61#320#381
24M → 40K0101-101#381#482
40K → 25.2M75+2#482#480
25.2M → Finish150-49#480#529
TOTALS95368-273
📊

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