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BOSTON MARATHON 2023

Johannes Van Haaren

Bib: 392•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 6%
Gender (Male)
#0 / 15176
Top 10%
Masters (Masters Men)
#0 / 9891
Top 3%
Division (M40-44)
#0 / 2241
Top 8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:00
Rank: #933
Start → 5K
19:00 | 6:07/mi
10K· 6.21 mi
37:50
Rank: #943 (-10)
5K → 10K
18:50 | 6:04/mi
15K· 9.32 mi
56:25
Rank: #841 (+102)
10K → 15K
18:35 | 5:59/mi
20K· 12.43 mi
1:15:17
Rank: #796 (+45)
15K → 20K
18:52 | 6:04/mi
Half· 13.11 mi
1:19:20
Rank: #784 (+12)
20K → Half
4:03 | 5:56/mi
25K· 15.53 mi
1:34:08
Rank: #755 (+29)
Half → 25K
14:48 | 6:06/mi
30K· 18.64 mi
1:53:48
Rank: #789 (-34)
25K → 30K
19:40 | 6:20/mi
20M
2:02:27
Rank: #801 (-12)
30K → 20M
8:39 | 6:22/mi
21M
2:09:21
Rank: #814 (-13)
20M → 21M
6:54 | 6:54/mi
35K· 21.75 mi
2:14:06
Rank: #833 (-19)
21M → 35K
4:45 | 6:21/mi
23M
2:22:37
Rank: #881 (-48)
35K → 23M
8:31 | 6:48/mi
24M
2:30:08
Rank: #1002 (-121)
23M → 24M
7:31 | 7:31/mi
40K· 24.85 mi
2:37:47
Rank: #1287 (-285)
24M → 40K
7:39 | 8:57/mi
25.2M
2:40:38
Rank: #1350 (-63)
40K → 25.2M
2:51 | 8:16/mi
Finish· 26.22 mi
2:48:17
Rank: #1516 (-166)
25.2M → Finish
7:39 | 7:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:20
Pace6:03 /mi
2nd Half
Distance13.11 mi
Time1:28:57
Pace6:47 /mi
📊Positive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:0519:006:0719:00
6:07
-
10K
6.21 mi10:37:5537:506:0518:50
6:04
-0:03
15K
9.32 mi10:56:3056:256:0318:35
5:59
-0:05
20K
12.43 mi11:15:221:15:176:0318:52
6:04
+0:05
Half
13.11 mi11:19:251:19:206:034:03
5:56
-0:08
25K
15.53 mi11:34:131:34:086:0414:48
6:06
+0:10
30K
18.64 mi11:53:531:53:486:0619:40
6:20
+0:14
20M
20.00 mi12:02:322:02:276:078:39
6:22
+0:02
21M
21.00 mi12:09:262:09:216:106:54
6:54
+0:32
35K
21.75 mi12:14:112:14:066:104:45
6:21
-0:33
23M
23.00 mi12:22:422:22:376:128:31
6:48
+0:27
24M
24.00 mi12:30:132:30:086:157:31
7:31
+0:43
40K
24.85 mi12:37:522:37:476:217:39
8:57
+1:26
25.2M
25.20 mi12:40:432:40:386:222:51
8:16
-0:41
Finish
26.22 mi12:48:222:48:176:257:39
7:30
-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

5:56 /mi

Average Pace

6:25 /mi

Slowest Pace

8:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:07:12

76% of race

Time at Slower Pace

41:05

24% of race

Average Pace: 6:25 /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 mi10:19:0519:006:0719:00
6:07
#933
10K
6.21 mi10:37:5537:506:0518:50
6:04
#943
15K
9.32 mi10:56:3056:256:0318:35
5:59
#841
20K
12.43 mi11:15:221:15:176:0318:52
6:04
#796
Half
13.11 mi11:19:251:19:206:034:03
5:56
#784
25K
15.53 mi11:34:131:34:086:0414:48
6:06
#755
30K
18.64 mi11:53:531:53:486:0619:40
6:20
#789
20M
20.00 mi12:02:322:02:276:078:39
6:22
#801
21M
21.00 mi12:09:262:09:216:106:54
6:54
#814
35K
21.75 mi12:14:112:14:066:104:45
6:21
#833
23M
23.00 mi12:22:422:22:376:128:31
6:48
#881
24M
24.00 mi12:30:132:30:086:157:31
7:31
#1002
40K
24.85 mi12:37:522:37:476:217:39
8:57
#1287
25.2M
25.20 mi12:40:432:40:386:222:51
8:16
#1350
Finish
26.22 mi12:48:222:48:176:257:39
7:30
#1516
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi933878878670(Top 3%)627(Top 4%)627(Top 28%)
10K6.21 mi3.10 mi943-10890-12890-12970(Top 4%)920(Top 6%)920(Top 41%)
15K9.32 mi3.11 mi841+102793+97793+97670(Top 3%)627(Top 4%)627(Top 28%)
20K12.43 mi3.11 mi796+45751+42751+42719(Top 3%)677(Top 4%)677(Top 30%)
Half13.11 mi0.68 mi784+12739+12739+12639(Top 2%)601(Top 4%)601(Top 27%)
25K15.53 mi2.42 mi755+29711+28711+28763(Top 3%)722(Top 5%)722(Top 32%)
30K18.64 mi3.11 mi789-34747-36747-361001(Top 4%)952(Top 6%)952(Top 42%)
20M20.00 mi1.36 mi801-12759-12759-121047(Top 4%)1003(Top 7%)1003(Top 45%)
21M21.00 mi1.00 mi814-13770-11770-111750(Top 7%)1663(Top 11%)1663(Top 74%)
35K21.75 mi0.75 mi833-19788-18788-181734(Top 7%)1647(Top 11%)1647(Top 73%)
23M23.00 mi1.25 mi881-48835-47835-472639(Top 10%)2472(Top 16%)2472(Top 110%)
24M24.00 mi1.00 mi1002-121953-118953-1187759(Top 29%)6154(Top 41%)6154(Top 275%)
40K24.85 mi0.85 mi1287-2851226-2731226-27315819(Top 59%)10040(Top 66%)10040(Top 448%)
25.2M25.20 mi0.35 mi1350-631286-601286-607922(Top 30%)6082(Top 40%)6082(Top 271%)
Finish26.22 mi1.02 mi1516-1661449-1631449-1638544(Top 32%)6474(Top 43%)6474(Top 289%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

670

Males

627

M40-44

627

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

970

Males

920

M40-44

920

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

670

Males

627

M40-44

627

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

719

Males

677

M40-44

677

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

639

Males

601

M40-44

601

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

763

Males

722

M40-44

722

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1001

Males

952

M40-44

952

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1047

Males

1003

M40-44

1003

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1750

Males

1663

M40-44

1663

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1734

Males

1647

M40-44

1647

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2639

Males

2472

M40-44

2472

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

7759

Males

6154

M40-44

6154

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15819

Males

10040

M40-44

10040

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

7922

Males

6082

M40-44

6082

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

8544

Males

6474

M40-44

6474

Passing Analysis

Category:
Athletes Passed
290
Passed By
873
Net Change
-583
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#933
5K → 10K4050-10#933#943
10K → 15K1031+102#943#841
15K → 20K527+45#841#796
20K → Half153+12#796#784
Half → 25K378+29#784#755
25K → 30K1246-34#755#789
30K → 20M820-12#789#801
20M → 21M720-13#801#814
21M → 35K120-19#814#833
35K → 23M856-48#833#881
23M → 24M2123-121#881#1002
24M → 40K1286-285#1002#1287
40K → 25.2M164-63#1287#1350
25.2M → Finish3169-166#1350#1516
TOTALS290873-583
📊

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