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BOSTON MARATHON 2023

Jonathan Schaap

Bib: 1499•M

MI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 17%
Division (M18-39)
#0 / 5285
Top 37%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:21
Rank: #2550
Start → 5K
20:21 | 6:33/mi
10K· 6.21 mi
40:35
Rank: #2685 (-135)
5K → 10K
20:14 | 6:31/mi
15K· 9.32 mi
1:00:46
Rank: #2643 (+42)
10K → 15K
20:11 | 6:30/mi
20K· 12.43 mi
1:20:58
Rank: #2537 (+106)
15K → 20K
20:12 | 6:30/mi
Half· 13.11 mi
1:25:20
Rank: #2515 (+22)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:41:02
Rank: #2431 (+84)
Half → 25K
15:42 | 6:29/mi
30K· 18.64 mi
2:01:58
Rank: #2439 (-8)
25K → 30K
20:56 | 6:44/mi
20M
2:11:10
Rank: #2422 (+17)
30K → 20M
9:12 | 6:46/mi
21M
2:18:17
Rank: #2405 (+17)
20M → 21M
7:07 | 7:07/mi
35K· 21.75 mi
2:23:18
Rank: #2425 (-20)
21M → 35K
5:01 | 6:42/mi
23M
2:32:14
Rank: #2469 (-44)
35K → 23M
8:56 | 7:08/mi
24M
2:39:21
Rank: #2559 (-90)
23M → 24M
7:07 | 7:07/mi
40K· 24.85 mi
2:45:22
Rank: #2619 (-60)
24M → 40K
6:01 | 7:02/mi
25.2M
2:48:01
Rank: #2643 (-24)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:55:04
Rank: #2710 (-67)
25.2M → Finish
7:03 | 6:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:20
Pace6:31 /mi
2nd Half
Distance13.11 mi
Time1:29:44
Pace6:51 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:5020:216:3320:21
6:33
-
10K
6.21 mi10:41:0440:356:3220:14
6:31
-0:02
15K
9.32 mi11:01:151:00:466:3120:11
6:30
-0:01
20K
12.43 mi11:21:271:20:586:3120:12
6:30
0:00
Half
13.11 mi11:25:491:25:206:314:22
6:24
-0:06
25K
15.53 mi11:41:311:41:026:3015:42
6:29
+0:05
30K
18.64 mi12:02:272:01:586:3320:56
6:44
+0:15
20M
20.00 mi12:11:392:11:106:339:12
6:46
+0:02
21M
21.00 mi12:18:462:18:176:357:07
7:07
+0:21
35K
21.75 mi12:23:472:23:186:355:01
6:42
-0:25
23M
23.00 mi12:32:432:32:146:378:56
7:08
+0:26
24M
24.00 mi12:39:502:39:216:387:07
7:07
-0:01
40K
24.85 mi12:45:512:45:226:396:01
7:02
-0:05
25.2M
25.20 mi12:48:302:48:016:402:39
7:41
+0:39
Finish
26.22 mi12:55:332:55:046:417:03
6:55
-0:46

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

6:24 /mi

Average Pace

6:41 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:02

58% of race

Time at Steady Pace

35:09

20% of race

Time at Slower Pace

38:53

22% 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 mi10:20:5020:216:3320:21
6:33
#2550
10K
6.21 mi10:41:0440:356:3220:14
6:31
#2685
15K
9.32 mi11:01:151:00:466:3120:11
6:30
#2643
20K
12.43 mi11:21:271:20:586:3120:12
6:30
#2537
Half
13.11 mi11:25:491:25:206:314:22
6:24
#2515
25K
15.53 mi11:41:311:41:026:3015:42
6:29
#2431
30K
18.64 mi12:02:272:01:586:3320:56
6:44
#2439
20M
20.00 mi12:11:392:11:106:339:12
6:46
#2422
21M
21.00 mi12:18:462:18:176:357:07
7:07
#2405
35K
21.75 mi12:23:472:23:186:355:01
6:42
#2425
23M
23.00 mi12:32:432:32:146:378:56
7:08
#2469
24M
24.00 mi12:39:502:39:216:387:07
7:07
#2559
40K
24.85 mi12:45:512:45:226:396:01
7:02
#2619
25.2M
25.20 mi12:48:302:48:016:402:39
7:41
#2643
Finish
26.22 mi12:55:332:55:046:417:03
6:55
#2710
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2550243324332616(Top 10%)2505(Top 17%)2505(Top 47%)
10K6.21 mi3.10 mi2685-1352562-1292562-1292870(Top 11%)2742(Top 18%)2742(Top 52%)
15K9.32 mi3.11 mi2643+422524+382524+382616(Top 10%)2505(Top 17%)2505(Top 47%)
20K12.43 mi3.11 mi2537+1062428+962428+962297(Top 9%)2202(Top 15%)2202(Top 42%)
Half13.11 mi0.68 mi2515+222410+182410+182250(Top 8%)2160(Top 14%)2160(Top 41%)
25K15.53 mi2.42 mi2431+842330+802330+802063(Top 8%)1977(Top 13%)1977(Top 37%)
30K18.64 mi3.11 mi2439-82336-62336-62607(Top 10%)2478(Top 16%)2478(Top 47%)
20M20.00 mi1.36 mi2422+172318+182318+182635(Top 10%)2492(Top 16%)2492(Top 47%)
21M21.00 mi1.00 mi2405+172304+142304+142681(Top 10%)2517(Top 17%)2517(Top 48%)
35K21.75 mi0.75 mi2425-202322-182322-183549(Top 13%)3283(Top 22%)3283(Top 62%)
23M23.00 mi1.25 mi2469-442363-412363-414449(Top 17%)4035(Top 27%)4035(Top 76%)
24M24.00 mi1.00 mi2559-902445-822445-825250(Top 20%)4595(Top 30%)4595(Top 87%)
40K24.85 mi0.85 mi2619-602500-552500-553996(Top 15%)3578(Top 24%)3578(Top 68%)
25.2M25.20 mi0.35 mi2643-242522-222522-224706(Top 18%)4059(Top 27%)4059(Top 77%)
Finish26.22 mi1.02 mi2710-672578-562578-564706(Top 18%)4061(Top 27%)4061(Top 77%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2616

Males

2505

M18-39

2505

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

2870

Males

2742

M18-39

2742

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2616

Males

2505

M18-39

2505

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2297

Males

2202

M18-39

2202

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2250

Males

2160

M18-39

2160

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2063

Males

1977

M18-39

1977

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2607

Males

2478

M18-39

2478

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2635

Males

2492

M18-39

2492

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2681

Males

2517

M18-39

2517

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3549

Males

3283

M18-39

3283

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4449

Males

4035

M18-39

4035

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5250

Males

4595

M18-39

4595

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3996

Males

3578

M18-39

3578

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4706

Males

4059

M18-39

4059

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4706

Males

4061

M18-39

4061

Passing Analysis

Category:
Athletes Passed
672
Passed By
832
Net Change
-160
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2550
5K → 10K85220-135#2550#2685
10K → 15K9250+42#2685#2643
15K → 20K12317+106#2643#2537
20K → Half264+22#2537#2515
Half → 25K10218+84#2515#2431
25K → 30K6371-8#2431#2439
30K → 20M4528+17#2439#2422
20M → 21M4225+17#2422#2405
21M → 35K1737-20#2405#2425
35K → 23M2872-44#2425#2469
23M → 24M696-90#2469#2559
24M → 40K2080-60#2559#2619
40K → 25.2M529-24#2619#2643
25.2M → Finish1885-67#2643#2710
TOTALS672832-160
📊

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