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BOSTON MARATHON 2023

Guido Van Beeck

Bib: 30247•M

NB

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:09
Rank: #21760
Start → 5K
29:09 | 9:23/mi
10K· 6.21 mi
57:45
Rank: #21704 (+56)
5K → 10K
28:36 | 9:12/mi
15K· 9.32 mi
1:25:33
Rank: #21286 (+418)
10K → 15K
27:48 | 8:57/mi
20K· 12.43 mi
1:54:00
Rank: #21084 (+202)
15K → 20K
28:27 | 9:09/mi
Half· 13.11 mi
2:00:06
Rank: #21038 (+46)
20K → Half
6:06 | 8:56/mi
25K· 15.53 mi
2:22:23
Rank: #20819 (+219)
Half → 25K
22:17 | 9:11/mi
30K· 18.64 mi
2:52:18
Rank: #20614 (+205)
25K → 30K
29:55 | 9:38/mi
20M
3:05:38
Rank: #20551 (+63)
30K → 20M
13:20 | 9:49/mi
21M
3:15:44
Rank: #20414 (+137)
20M → 21M
10:06 | 10:06/mi
35K· 21.75 mi
3:22:31
Rank: #20317 (+97)
21M → 35K
6:47 | 9:04/mi
23M
3:34:31
Rank: #20223 (+94)
35K → 23M
12:00 | 9:35/mi
24M
3:43:50
Rank: #20151 (+72)
23M → 24M
9:19 | 9:19/mi
40K· 24.85 mi
3:52:09
Rank: #20117 (+34)
24M → 40K
8:19 | 9:44/mi
25.2M
3:56:06
Rank: #20133 (-16)
40K → 25.2M
3:57 | 11:27/mi
Finish· 26.22 mi
4:05:53
Rank: #20140 (-7)
25.2M → Finish
9:47 | 9:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:06
Pace9:10 /mi
2nd Half
Distance13.11 mi
Time2:05:47
Pace9:36 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:0029:099:2329:09
9:23
-
10K
6.21 mi12:16:3657:459:1828:36
9:12
-0:11
15K
9.32 mi12:44:241:25:339:1127:48
8:57
-0:15
20K
12.43 mi13:12:511:54:009:1028:27
9:09
+0:12
Half
13.11 mi13:18:572:00:069:106:06
8:56
-0:13
25K
15.53 mi13:41:142:22:239:1022:17
9:11
+0:15
30K
18.64 mi14:11:092:52:189:1529:55
9:38
+0:27
20M
20.00 mi14:24:293:05:389:1713:20
9:49
+0:11
21M
21.00 mi14:34:353:15:449:1910:06
10:06
+0:17
35K
21.75 mi14:41:223:22:319:196:47
9:04
-1:02
23M
23.00 mi14:53:223:34:319:2012:00
9:35
+0:31
24M
24.00 mi15:02:413:43:509:209:19
9:19
-0:16
40K
24.85 mi15:11:003:52:099:208:19
9:44
+0:25
25.2M
25.20 mi15:14:573:56:069:223:57
11:27
+1:43
Finish
26.22 mi15:24:444:05:539:239:47
9:36
-1:51

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

8:56 /mi

Average Pace

9:23 /mi

Slowest Pace

11:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

40:41

17% of race

Time at Steady Pace

2:49:30

69% of race

Time at Slower Pace

35:42

15% of race

Average Pace: 9:23 /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 mi11:48:0029:099:2329:09
9:23
#21760
10K
6.21 mi12:16:3657:459:1828:36
9:12
#21704
15K
9.32 mi12:44:241:25:339:1127:48
8:57
#21286
20K
12.43 mi13:12:511:54:009:1028:27
9:09
#21084
Half
13.11 mi13:18:572:00:069:106:06
8:56
#21038
25K
15.53 mi13:41:142:22:239:1022:17
9:11
#20819
30K
18.64 mi14:11:092:52:189:1529:55
9:38
#20614
20M
20.00 mi14:24:293:05:389:1713:20
9:49
#20551
21M
21.00 mi14:34:353:15:449:1910:06
10:06
#20414
35K
21.75 mi14:41:223:22:319:196:47
9:04
#20317
23M
23.00 mi14:53:223:34:319:2012:00
9:35
#20223
24M
24.00 mi15:02:413:43:509:209:19
9:19
#20151
40K
24.85 mi15:11:003:52:099:208:19
9:44
#20117
25.2M
25.20 mi15:14:573:56:069:223:57
11:27
#20133
Finish
26.22 mi15:24:444:05:539:239:47
9:36
#20140
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi21760129671296720248(Top 76%)12417(Top 82%)12417(Top 605%)
10K6.21 mi3.10 mi21704+5612992-2512992-2521630(Top 81%)12990(Top 86%)12990(Top 633%)
15K9.32 mi3.11 mi21286+41812831+16112831+16120248(Top 76%)12417(Top 82%)12417(Top 605%)
20K12.43 mi3.11 mi21084+20212744+8712744+8720391(Top 77%)12474(Top 82%)12474(Top 608%)
Half13.11 mi0.68 mi21038+4612727+1712727+1720145(Top 76%)12372(Top 82%)12372(Top 603%)
25K15.53 mi2.42 mi20819+21912639+8812639+8819796(Top 74%)12194(Top 80%)12194(Top 594%)
30K18.64 mi3.11 mi20614+20512527+11212527+11219896(Top 75%)12168(Top 80%)12168(Top 593%)
20M20.00 mi1.36 mi20551+6312479+4812479+4819889(Top 75%)12077(Top 80%)12077(Top 589%)
21M21.00 mi1.00 mi20414+13712412+6712412+6718381(Top 69%)11379(Top 75%)11379(Top 555%)
35K21.75 mi0.75 mi20317+9712355+5712355+5718158(Top 68%)11221(Top 74%)11221(Top 547%)
23M23.00 mi1.25 mi20223+9412307+4812307+4818659(Top 70%)11422(Top 75%)11422(Top 557%)
24M24.00 mi1.00 mi20151+7212266+4112266+4118515(Top 70%)11321(Top 75%)11321(Top 552%)
40K24.85 mi0.85 mi20117+3412242+2412242+2419106(Top 72%)11542(Top 76%)11542(Top 562%)
25.2M25.20 mi0.35 mi20133-16122421224221426(Top 80%)12575(Top 83%)12575(Top 613%)
Finish26.22 mi1.02 mi20140-712232+1012232+1020461(Top 77%)12164(Top 80%)12164(Top 593%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

20248

Males

12417

M50-54

12417

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

21630

Males

12990

M50-54

12990

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

20248

Males

12417

M50-54

12417

15K→20K

9.3 - 12.4 mi

Top 77%
×5stories
+106ft-86ft

Overall

20391

Males

12474

M50-54

12474

20K→Half

12.4 - 13.1 mi

Top 76%
×2stories
+19ft-37ft

Overall

20145

Males

12372

M50-54

12372

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

19796

Males

12194

M50-54

12194

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

19896

Males

12168

M50-54

12168

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

19889

Males

12077

M50-54

12077

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

18381

Males

11379

M50-54

11379

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

18158

Males

11221

M50-54

11221

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

18659

Males

11422

M50-54

11422

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

18515

Males

11321

M50-54

11321

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

19106

Males

11542

M50-54

11542

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21426

Males

12575

M50-54

12575

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

20461

Males

12164

M50-54

12164

Passing Analysis

Category:
Athletes Passed
2218
Passed By
598
Net Change
+1620
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21760
5K → 10K306250+56#21760#21704
10K → 15K44022+418#21704#21286
15K → 20K25654+202#21286#21084
20K → Half559+46#21084#21038
Half → 25K23617+219#21038#20819
25K → 30K25247+205#20819#20614
30K → 20M10239+63#20614#20551
20M → 21M15316+137#20551#20414
21M → 35K1058+97#20414#20317
35K → 23M11218+94#20317#20223
23M → 24M8614+72#20223#20151
24M → 40K6632+34#20151#20117
40K → 25.2M1733-16#20117#20133
25.2M → Finish3239-7#20133#20140
TOTALS2218598+1620
📊

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