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BOSTON MARATHON 2023

Fons Visschers

Bib: 11047•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 28%
Masters (Masters Men)
#0 / 9891
Top 14%
Division (M45-49)
#0 / 2252
Top 17%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:17
Rank: #5144
Start → 5K
21:17 | 6:51/mi
10K· 6.21 mi
42:56
Rank: #5882 (-738)
5K → 10K
21:39 | 6:58/mi
15K· 9.32 mi
1:04:46
Rank: #6183 (-301)
10K → 15K
21:50 | 7:02/mi
20K· 12.43 mi
1:26:35
Rank: #6139 (+44)
15K → 20K
21:49 | 7:01/mi
Half· 13.11 mi
1:31:21
Rank: #6158 (-19)
20K → Half
4:46 | 6:59/mi
25K· 15.53 mi
1:48:34
Rank: #6145 (+13)
Half → 25K
17:13 | 7:06/mi
30K· 18.64 mi
2:10:50
Rank: #5930 (+215)
25K → 30K
22:16 | 7:10/mi
20M
2:20:30
Rank: #5795 (+135)
30K → 20M
9:40 | 7:07/mi
21M
2:27:51
Rank: #5649 (+146)
20M → 21M
7:21 | 7:21/mi
35K· 21.75 mi
2:32:41
Rank: #5506 (+143)
21M → 35K
4:50 | 6:28/mi
23M
2:41:01
Rank: #5236 (+270)
35K → 23M
8:20 | 6:39/mi
24M
2:47:29
Rank: #5031 (+205)
23M → 24M
6:28 | 6:28/mi
40K· 24.85 mi
2:53:06
Rank: #4869 (+162)
24M → 40K
5:37 | 6:34/mi
25.2M
2:55:24
Rank: #4757 (+112)
40K → 25.2M
2:18 | 6:40/mi
Finish· 26.22 mi
3:02:11
Rank: #4657 (+100)
25.2M → Finish
6:47 | 6:40/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:31:21
Pace6:58 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:30:50
Pace6:56 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:5921:176:5121:17
6:51
-
10K
6.21 mi11:09:3842:566:5521:39
6:58
+0:07
15K
9.32 mi11:31:281:04:466:5721:50
7:02
+0:04
20K
12.43 mi11:53:171:26:356:5821:49
7:01
-0:01
Half
13.11 mi11:58:031:31:216:584:46
6:59
-0:02
25K
15.53 mi12:15:161:48:346:5917:13
7:06
+0:07
30K
18.64 mi12:37:322:10:507:0122:16
7:10
+0:04
20M
20.00 mi12:47:122:20:307:019:40
7:07
-0:03
21M
21.00 mi12:54:332:27:517:027:21
7:21
+0:14
35K
21.75 mi12:59:232:32:417:014:50
6:28
-0:53
23M
23.00 mi13:07:432:41:017:008:20
6:39
+0:11
24M
24.00 mi13:14:112:47:296:596:28
6:28
-0:11
40K
24.85 mi13:19:482:53:066:585:37
6:34
+0:06
25.2M
25.20 mi13:22:062:55:246:582:18
6:40
+0:06
Finish
26.22 mi13:28:533:02:116:576:47
6:40
0:00

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

6:28 /mi

Average Pace

6:57 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:54

78% of race

Time at Steady Pace

39:17

22% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:57 /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 mi10:47:5921:176:5121:17
6:51
#5144
10K
6.21 mi11:09:3842:566:5521:39
6:58
#5882
15K
9.32 mi11:31:281:04:466:5721:50
7:02
#6183
20K
12.43 mi11:53:171:26:356:5821:49
7:01
#6139
Half
13.11 mi11:58:031:31:216:584:46
6:59
#6158
25K
15.53 mi12:15:161:48:346:5917:13
7:06
#6145
30K
18.64 mi12:37:322:10:507:0122:16
7:10
#5930
20M
20.00 mi12:47:122:20:307:019:40
7:07
#5795
21M
21.00 mi12:54:332:27:517:027:21
7:21
#5649
35K
21.75 mi12:59:232:32:417:014:50
6:28
#5506
23M
23.00 mi13:07:432:41:017:008:20
6:39
#5236
24M
24.00 mi13:14:112:47:296:596:28
6:28
#5031
40K
24.85 mi13:19:482:53:066:585:37
6:34
#4869
25.2M
25.20 mi13:22:062:55:246:582:18
6:40
#4757
Finish
26.22 mi13:28:533:02:116:576:47
6:40
#4657
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi5144476947696727(Top 25%)6029(Top 40%)6029(Top 268%)
10K6.21 mi3.10 mi5882-7385391-6225391-6226589(Top 25%)5921(Top 39%)5921(Top 263%)
15K9.32 mi3.11 mi6183-3015620-2295620-2296727(Top 25%)6029(Top 40%)6029(Top 268%)
20K12.43 mi3.11 mi6139+445584+365584+366098(Top 23%)5543(Top 37%)5543(Top 246%)
Half13.11 mi0.68 mi6158-195602-185602-186412(Top 24%)5788(Top 38%)5788(Top 257%)
25K15.53 mi2.42 mi6145+135590+125590+126102(Top 23%)5515(Top 36%)5515(Top 245%)
30K18.64 mi3.11 mi5930+2155411+1795411+1795298(Top 20%)4833(Top 32%)4833(Top 215%)
20M20.00 mi1.36 mi5795+1355293+1185293+1184672(Top 18%)4277(Top 28%)4277(Top 190%)
21M21.00 mi1.00 mi5649+1465176+1175176+1173891(Top 15%)3599(Top 24%)3599(Top 160%)
35K21.75 mi0.75 mi5506+1435053+1235053+1232274(Top 9%)2161(Top 14%)2161(Top 96%)
23M23.00 mi1.25 mi5236+2704812+2414812+2412010(Top 8%)1905(Top 13%)1905(Top 85%)
24M24.00 mi1.00 mi5031+2054627+1854627+1851986(Top 7%)1867(Top 12%)1867(Top 83%)
40K24.85 mi0.85 mi4869+1624494+1334494+1331823(Top 7%)1718(Top 11%)1718(Top 76%)
25.2M25.20 mi0.35 mi4757+1124400+944400+94767(Top 3%)728(Top 5%)728(Top 32%)
Finish26.22 mi1.02 mi4657+1004310+904310+903319(Top 12%)2977(Top 20%)2977(Top 132%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21stories
+97ft-345ft

Overall

6727

Males

6029

M45-49

6029

5K→10K

3.1 - 6.2 mi

Top 25%
×5stories
+79ft-138ft

Overall

6589

Males

5921

M45-49

5921

10K→15K

6.2 - 9.3 mi

Top 25%
×3stories
+67ft-78ft

Overall

6727

Males

6029

M45-49

6029

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

6098

Males

5543

M45-49

5543

20K→Half

12.4 - 13.1 mi

Top 24%
×2stories
+19ft-37ft

Overall

6412

Males

5788

M45-49

5788

Half→25K

13.1 - 15.5 mi

Top 23%
×4stories
+66ft-88ft

Overall

6102

Males

5515

M45-49

5515

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5298

Males

4833

M45-49

4833

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4672

Males

4277

M45-49

4277

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

3891

Males

3599

M45-49

3599

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2274

Males

2161

M45-49

2161

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2010

Males

1905

M45-49

1905

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1986

Males

1867

M45-49

1867

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1823

Males

1718

M45-49

1718

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

767

Males

728

M45-49

728

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3319

Males

2977

M45-49

2977

Passing Analysis

Category:
Athletes Passed
1827
Passed By
1340
Net Change
+487
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5144
5K → 10K28766-738#5144#5882
10K → 15K35336-301#5882#6183
15K → 20K11571+44#6183#6139
20K → Half1029-19#6139#6158
Half → 25K9077+13#6158#6145
25K → 30K24429+215#6145#5930
30K → 20M1438+135#5930#5795
20M → 21M1515+146#5795#5649
21M → 35K1430+143#5649#5506
35K → 23M2711+270#5506#5236
23M → 24M2061+205#5236#5031
24M → 40K1620+162#5031#4869
40K → 25.2M1120+112#4869#4757
25.2M → Finish11717+100#4757#4657
TOTALS18271340+487
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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