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BOSTON MARATHON 2024

Marc Vander Kooi

Bib: 13609•M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M50-54)
#0 / 1935
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:05
Rank: #15187
Start → 5K
25:05 | 8:04/mi
10K· 6.21 mi
53:12
Rank: #17865 (-2678)
5K → 10K
28:07 | 9:03/mi
15K· 9.32 mi
1:19:41
Rank: #17394 (+471)
10K → 15K
26:29 | 8:31/mi
20K· 12.43 mi
1:47:48
Rank: #17354 (+40)
15K → 20K
28:07 | 9:03/mi
Half· 13.11 mi
1:53:38
Rank: #17257 (+97)
20K → Half
5:50 | 8:33/mi
25K· 15.53 mi
2:15:22
Rank: #16904 (+353)
Half → 25K
21:44 | 8:58/mi
30K· 18.64 mi
2:45:40
Rank: #16816 (+88)
25K → 30K
30:18 | 9:45/mi
20M
2:58:03
Rank: #16516 (+300)
30K → 20M
12:23 | 9:07/mi
21M
3:08:10
Rank: #16352 (+164)
20M → 21M
10:07 | 10:07/mi
35K· 21.75 mi
3:14:14
Rank: #16093 (+259)
21M → 35K
6:04 | 8:07/mi
23M
3:24:23
Rank: #15551 (+542)
35K → 23M
10:09 | 8:06/mi
24M
3:33:14
Rank: #15369 (+182)
23M → 24M
8:51 | 8:51/mi
40K· 24.85 mi
3:41:37
Rank: #15320 (+49)
24M → 40K
8:23 | 9:48/mi
25.2M
3:44:57
Rank: #15186 (+134)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
3:54:02
Rank: #15118 (+68)
25.2M → Finish
9:05 | 8:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:38
Pace8:40 /mi
2nd Half
Distance13.11 mi
Time2:00:24
Pace9:11 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:2925:058:0425:05
8:04
-
10K
6.21 mi11:23:3653:128:3428:07
9:03
+0:59
15K
9.32 mi11:50:051:19:418:3326:29
8:31
-0:32
20K
12.43 mi12:18:121:47:488:4028:07
9:03
+0:32
Half
13.11 mi12:24:021:53:388:405:50
8:33
-0:30
25K
15.53 mi12:45:462:15:228:4321:44
8:58
+0:25
30K
18.64 mi13:16:042:45:408:5330:18
9:45
+0:47
20M
20.00 mi13:28:272:58:038:5412:23
9:07
-0:38
21M
21.00 mi13:38:343:08:108:5810:07
10:07
+1:00
35K
21.75 mi13:44:383:14:148:566:04
8:07
-2:00
23M
23.00 mi13:54:473:24:238:5310:09
8:06
-0:01
24M
24.00 mi14:03:383:33:148:538:51
8:51
+0:45
40K
24.85 mi14:12:013:41:378:558:23
9:48
+0:57
25.2M
25.20 mi14:15:213:44:578:563:20
9:40
-0:08
Finish
26.22 mi14:24:263:54:028:569:05
8:55
-0:45

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

8:04 /mi

Average Pace

8:56 /mi

Slowest Pace

10:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:13:37

31% of race

Time at Steady Pace

1:48:17

46% of race

Time at Slower Pace

52:08

22% of race

Average Pace: 8:56 /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 mi10:55:2925:058:0425:05
8:04
#15187
10K
6.21 mi11:23:3653:128:3428:07
9:03
#17865
15K
9.32 mi11:50:051:19:418:3326:29
8:31
#17394
20K
12.43 mi12:18:121:47:488:4028:07
9:03
#17354
Half
13.11 mi12:24:021:53:388:405:50
8:33
#17257
25K
15.53 mi12:45:462:15:228:4321:44
8:58
#16904
30K
18.64 mi13:16:042:45:408:5330:18
9:45
#16816
20M
20.00 mi13:28:272:58:038:5412:23
9:07
#16516
21M
21.00 mi13:38:343:08:108:5810:07
10:07
#16352
35K
21.75 mi13:44:383:14:148:566:04
8:07
#16093
23M
23.00 mi13:54:473:24:238:5310:09
8:06
#15551
24M
24.00 mi14:03:383:33:148:538:51
8:51
#15369
40K
24.85 mi14:12:013:41:378:558:23
9:48
#15320
25.2M
25.20 mi14:15:213:44:578:563:20
9:40
#15186
Finish
26.22 mi14:24:263:54:028:569:05
8:55
#15118
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi15187100991009916527(Top 65%)10612(Top 73%)10612(Top 548%)
10K6.21 mi3.10 mi17865-267811171-107211171-107219917(Top 78%)12089(Top 83%)12089(Top 625%)
15K9.32 mi3.11 mi17394+47110981+19010981+19016527(Top 65%)10612(Top 73%)10612(Top 548%)
20K12.43 mi3.11 mi17354+4010935+4610935+4617534(Top 69%)11046(Top 76%)11046(Top 571%)
Half13.11 mi0.68 mi17257+9710883+5210883+5215969(Top 63%)10318(Top 71%)10318(Top 533%)
25K15.53 mi2.42 mi16904+35310729+15410729+15415351(Top 60%)9954(Top 68%)9954(Top 514%)
30K18.64 mi3.11 mi16816+8810626+10310626+10316446(Top 64%)10196(Top 70%)10196(Top 527%)
20M20.00 mi1.36 mi16516+30010460+16610460+16612690(Top 50%)8274(Top 57%)8274(Top 428%)
21M21.00 mi1.00 mi16352+16410366+9410366+9413437(Top 53%)8406(Top 58%)8406(Top 434%)
35K21.75 mi0.75 mi16093+25910230+13610230+1368463(Top 33%)6010(Top 41%)6010(Top 311%)
23M23.00 mi1.25 mi15551+5429949+2819949+2816303(Top 25%)4704(Top 32%)4704(Top 243%)
24M24.00 mi1.00 mi15369+1829837+1129837+11211369(Top 44%)7258(Top 50%)7258(Top 375%)
40K24.85 mi0.85 mi15320+499784+539784+5314271(Top 56%)8581(Top 59%)8581(Top 443%)
25.2M25.20 mi0.35 mi15186+1349703+819703+819440(Top 37%)6071(Top 42%)6071(Top 314%)
Finish26.22 mi1.02 mi15118+689651+529651+5213775(Top 54%)8383(Top 58%)8383(Top 433%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

16527

Males

10612

M50-54

10612

5K→10K

3.1 - 6.2 mi

Top 78%
×5stories
+79ft-138ft

Overall

19917

Males

12089

M50-54

12089

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

16527

Males

10612

M50-54

10612

15K→20K

9.3 - 12.4 mi

Top 69%
×5stories
+106ft-86ft

Overall

17534

Males

11046

M50-54

11046

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

15969

Males

10318

M50-54

10318

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

15351

Males

9954

M50-54

9954

25K→30K

15.5 - 18.6 mi

Top 64%
×9stories
+181ft-148ft

Overall

16446

Males

10196

M50-54

10196

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

12690

Males

8274

M50-54

8274

20M→21M

20.0 - 21.0 mi

Top 53%
×8stories
+106ft-24ft

Overall

13437

Males

8406

M50-54

8406

21M→35K

21.0 - 21.8 mi

Top 33%
×7stories
+17ft-86ft

Overall

8463

Males

6010

M50-54

6010

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

6303

Males

4704

M50-54

4704

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

11369

Males

7258

M50-54

7258

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14271

Males

8581

M50-54

8581

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9440

Males

6071

M50-54

6071

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2stories
+22ft-21ft

Overall

13775

Males

8383

M50-54

8383

Passing Analysis

Category:
Athletes Passed
3443
Passed By
3374
Net Change
+69
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15187
5K → 10K82686-2678#15187#17865
10K → 15K51645+471#17865#17394
15K → 20K282242+40#17394#17354
20K → Half10811+97#17354#17257
Half → 25K38734+353#17257#16904
25K → 30K292204+88#16904#16816
30K → 20M3077+300#16816#16516
20M → 21M19531+164#16516#16352
21M → 35K2601+259#16352#16093
35K → 23M5420+542#16093#15551
23M → 24M19513+182#15551#15369
24M → 40K10758+49#15369#15320
40K → 25.2M1351+134#15320#15186
25.2M → Finish10941+68#15186#15118
TOTALS34433374+69
📊

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