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BOSTON MARATHON 2024

Joeri Buwalda

Bib: 10266•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 24%
Gender (Male)
#0 / 14578
Top 35%
Masters (Masters Men)
#0 / 9729
Top 24%
Division (M50-54)
#0 / 1935
Top 20%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:40/mi
20:42
↑ 97↓ 3451.5%
10K· 6.21 mi
6:36/mi
41:13
↑ 79↓ 1380.4%
15K· 9.32 mi
6:48/mi
1:02:21
↑ 67↓ 78
20K· 12.43 mi
7:03/mi
1:24:14
↑ 106↓ 860.1%
Half· 13.11 mi
6:56/mi
1:28:58
↑ 19↓ 370.5%
25K· 15.53 mi
7:19/mi
1:46:42
↑ 66↓ 880.2%
30K· 18.64 mi
7:49/mi
2:11:00
↑ 181↓ 1480.2%
20M
8:02/mi
2:21:55
↑ 64↓ 500.2%
21M
8:54/mi
2:30:49
↑ 106↓ 241.6%
35K· 21.75 mi
8:23/mi
2:37:05
↑ 17↓ 861.7%
23M
8:39/mi
2:47:55
↑ 23↓ 630.6%
24M
8:43/mi
2:56:38
↓ 821.3%
40K· 24.85 mi
8:50/mi
3:04:11
↓ 200.3%
25.2M
10:06/mi
3:07:40
↑ 13↓ 160.2%
Finish· 26.22 mi
9:08/mi
3:16:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:58
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:48:00
Pace8:14 /mi
📊Positive Split: 21.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:3020:426:4020:42
6:40
-
10K
6.21 mi11:08:0141:136:3820:31
6:36
-0:04
15K
9.32 mi11:29:091:02:216:4121:08
6:48
+0:12
20K
12.43 mi11:51:021:24:146:4721:53
7:03
+0:15
Half
13.11 mi11:55:461:28:586:474:44
6:56
-0:07
25K
15.53 mi12:13:301:46:426:5217:44
7:19
+0:23
30K
18.64 mi12:37:482:11:007:0224:18
7:49
+0:30
20M
20.00 mi12:48:432:21:557:0610:55
8:02
+0:13
21M
21.00 mi12:57:372:30:497:118:54
8:54
+0:52
35K
21.75 mi13:03:532:37:057:136:16
8:23
-0:31
23M
23.00 mi13:14:432:47:557:1810:50
8:39
+0:16
24M
24.00 mi13:23:262:56:387:228:43
8:43
+0:04
40K
24.85 mi13:30:593:04:117:257:33
8:50
+0:07
25.2M
25.20 mi13:34:283:07:407:273:29
10:06
+1:16
Finish
26.22 mi13:43:463:16:587:319:18
9:08
-0:58

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

6:36 /mi

Average Pace

7:31 /mi

Slowest Pace

10:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:42

54% of race

Time at Steady Pace

41:29

21% of race

Time at Slower Pace

48:47

25% of race

Average Pace: 7:31 /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 mi10:47:3020:426:4020:42
6:40
#4515
10K
6.21 mi11:08:0141:136:3820:31
6:36
#4022
15K
9.32 mi11:29:091:02:216:4121:08
6:48
#4225
20K
12.43 mi11:51:021:24:146:4721:53
7:03
#4576
Half
13.11 mi11:55:461:28:586:474:44
6:56
#4608
25K
15.53 mi12:13:301:46:426:5217:44
7:19
#4895
30K
18.64 mi12:37:482:11:007:0224:18
7:49
#5163
20M
20.00 mi12:48:432:21:557:0610:55
8:02
#5229
21M
21.00 mi12:57:372:30:497:118:54
8:54
#5300
35K
21.75 mi13:03:532:37:057:136:16
8:23
#5393
23M
23.00 mi13:14:432:47:557:1810:50
8:39
#5516
24M
24.00 mi13:23:262:56:387:228:43
8:43
#5675
40K
24.85 mi13:30:593:04:117:257:33
8:50
#5753
25.2M
25.20 mi13:34:283:07:407:273:29
10:06
#5819
Finish
26.22 mi13:43:463:16:587:319:18
9:08
#6135
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi4515422842284750(Top 19%)4401(Top 30%)4401(Top 227%)
10K6.21 mi3.10 mi4022+4933794+4343794+4343645(Top 14%)3449(Top 24%)3449(Top 178%)
15K9.32 mi3.11 mi4225-2033960-1663960-1664750(Top 19%)4401(Top 30%)4401(Top 227%)
20K12.43 mi3.11 mi4576-3514254-2944254-2945491(Top 21%)4952(Top 34%)4952(Top 256%)
Half13.11 mi0.68 mi4608-324284-304284-305387(Top 21%)4871(Top 33%)4871(Top 252%)
25K15.53 mi2.42 mi4895-2874514-2304514-2305896(Top 23%)5112(Top 35%)5112(Top 264%)
30K18.64 mi3.11 mi5163-2684689-1754689-1756826(Top 27%)5524(Top 38%)5524(Top 285%)
20M20.00 mi1.36 mi5229-664713-244713-246942(Top 27%)5398(Top 37%)5398(Top 279%)
21M21.00 mi1.00 mi5300-714738-254738-258068(Top 32%)5829(Top 40%)5829(Top 301%)
35K21.75 mi0.75 mi5393-934780-424780-429961(Top 39%)6717(Top 46%)6717(Top 347%)
23M23.00 mi1.25 mi5516-1234833-534833-539264(Top 36%)6219(Top 43%)6219(Top 321%)
24M24.00 mi1.00 mi5675-1594921-884921-8810644(Top 42%)6858(Top 47%)6858(Top 354%)
40K24.85 mi0.85 mi5753-784935-144935-1410008(Top 39%)6402(Top 44%)6402(Top 331%)
25.2M25.20 mi0.35 mi5819-664969-344969-3411276(Top 44%)7010(Top 48%)7010(Top 362%)
Finish26.22 mi1.02 mi6135-3165138-1695138-16914792(Top 58%)8888(Top 61%)8888(Top 459%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21story building
+97ft-345ft

Overall

4750

Males

4401

M50-54

4401

5K→10K

3.1 - 6.2 mi

Top 14%
×5story building
+79ft-138ft

Overall

3645

Males

3449

M50-54

3449

10K→15K

6.2 - 9.3 mi

Top 19%
×3story building
+67ft-78ft

Overall

4750

Males

4401

M50-54

4401

15K→20K

9.3 - 12.4 mi

Top 21%
×5story building
+106ft-86ft

Overall

5491

Males

4952

M50-54

4952

20K→Half

12.4 - 13.1 mi

Top 21%
×2story building
+19ft-37ft

Overall

5387

Males

4871

M50-54

4871

Half→25K

13.1 - 15.5 mi

Top 23%
×4story building
+66ft-88ft

Overall

5896

Males

5112

M50-54

5112

25K→30K

15.5 - 18.6 mi

Top 27%
×9story building
+181ft-148ft

Overall

6826

Males

5524

M50-54

5524

30K→20M

18.6 - 20.0 mi

Top 27%
×5story building
+64ft-50ft

Overall

6942

Males

5398

M50-54

5398

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8068

Males

5829

M50-54

5829

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

9961

Males

6717

M50-54

6717

35K→23M

21.8 - 23.0 mi

Top 36%
×5story building
+23ft-63ft

Overall

9264

Males

6219

M50-54

6219

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

10644

Males

6858

M50-54

6858

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10008

Males

6402

M50-54

6402

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11276

Males

7010

M50-54

7010

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

14792

Males

8888

M50-54

8888

Passing Analysis

Category:
Athletes Passed
1265
Passed By
2885
Net Change
-1620
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4515
5K → 10K52431+493#4515#4022
10K → 15K74277-203#4022#4225
15K → 20K69420-351#4225#4576
20K → Half1648-32#4576#4608
Half → 25K104391-287#4608#4895
25K → 30K106374-268#4895#5163
30K → 20M76142-66#5163#5229
20M → 21M63134-71#5229#5300
21M → 35K40133-93#5300#5393
35K → 23M65188-123#5393#5516
23M → 24M40199-159#5516#5675
24M → 40K58136-78#5675#5753
40K → 25.2M1278-66#5753#5819
25.2M → Finish18334-316#5819#6135
TOTALS12652885-1620
📊

Passing Visuals

Category:
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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