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BOSTON MARATHON 2024

Jan Jasper De Vries

Bib: 27947•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M45-49)
#0 / 2218
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
10:30/mi
32:38
↑ 97↓ 3451.5%
10K· 6.21 mi
10:20/mi
1:04:43
↑ 79↓ 1380.4%
15K· 9.32 mi
10:47/mi
1:38:12
↑ 67↓ 78
20K· 12.43 mi
11:38/mi
2:14:21
↑ 106↓ 860.1%
Half· 13.11 mi
10:48/mi
2:21:43
↑ 19↓ 370.5%
25K· 15.53 mi
11:19/mi
2:49:10
↑ 66↓ 880.2%
30K· 18.64 mi
12:26/mi
3:27:49
↑ 181↓ 1480.2%
20M
12:06/mi
3:44:15
↑ 64↓ 500.2%
21M
13:18/mi
3:57:33
↑ 106↓ 241.6%
35K· 21.75 mi
11:11/mi
4:05:55
↑ 17↓ 861.7%
23M
12:40/mi
4:21:47
↑ 23↓ 630.6%
24M
10:54/mi
4:32:41
↓ 821.3%
40K· 24.85 mi
12:29/mi
4:43:21
↓ 200.3%
25.2M
13:09/mi
4:47:53
↑ 13↓ 160.2%
Finish· 26.22 mi
10:56/mi
4:59:01
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:21:43
Pace10:49 /mi
2nd Half
Distance13.11 mi
Time2:37:18
Pace12:00 /mi
📊Positive Split: 11.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:3732:3810:3032:38
10:30
-
10K
6.21 mi12:23:421:04:4310:2532:05
10:20
-0:10
15K
9.32 mi12:57:111:38:1210:3233:29
10:47
+0:27
20K
12.43 mi13:33:202:14:2110:4936:09
11:38
+0:51
Half
13.11 mi13:40:422:21:4310:497:22
10:48
-0:50
25K
15.53 mi14:08:092:49:1010:5327:27
11:19
+0:31
30K
18.64 mi14:46:483:27:4911:0938:39
12:26
+1:07
20M
20.00 mi15:03:143:44:1511:1316:26
12:06
-0:20
21M
21.00 mi15:16:323:57:3311:1913:18
13:18
+1:12
35K
21.75 mi15:24:544:05:5511:188:22
11:11
-2:07
23M
23.00 mi15:40:464:21:4711:2315:52
12:40
+1:29
24M
24.00 mi15:51:404:32:4111:2210:54
10:54
-1:46
40K
24.85 mi16:02:204:43:2111:2410:40
12:29
+1:35
25.2M
25.20 mi16:06:524:47:5311:254:32
13:09
+0:40
Finish
26.22 mi16:18:004:59:0111:2511:08
10:56
-2:13

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

10:20 /mi

Average Pace

11:25 /mi

Slowest Pace

13:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:34

35% of race

Time at Steady Pace

1:34:00

31% of race

Time at Slower Pace

1:39:27

33% of race

Average Pace: 11:24 /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 mi11:51:3732:3810:3032:38
10:30
#24115
10K
6.21 mi12:23:421:04:4310:2532:05
10:20
#23595
15K
9.32 mi12:57:111:38:1210:3233:29
10:47
#23528
20K
12.43 mi13:33:202:14:2110:4936:09
11:38
#23618
Half
13.11 mi13:40:422:21:4310:497:22
10:48
#23596
25K
15.53 mi14:08:092:49:1010:5327:27
11:19
#23376
30K
18.64 mi14:46:483:27:4911:0938:39
12:26
#23238
20M
20.00 mi15:03:143:44:1511:1316:26
12:06
#23123
21M
21.00 mi15:16:323:57:3311:1913:18
13:18
#23034
35K
21.75 mi15:24:544:05:5511:188:22
11:11
#22941
23M
23.00 mi15:40:464:21:4711:2315:52
12:40
#22915
24M
24.00 mi15:51:404:32:4111:2210:54
10:54
#22779
40K
24.85 mi16:02:204:43:2111:2410:40
12:29
#22757
25.2M
25.20 mi16:06:524:47:5311:254:32
13:09
#22725
Finish
26.22 mi16:18:004:59:0111:2511:08
10:56
#22699
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi24115140431404323408(Top 92%)13723(Top 94%)13723(Top 619%)
10K6.21 mi3.10 mi23595+52013825+21813825+21823245(Top 91%)13640(Top 94%)13640(Top 615%)
15K9.32 mi3.11 mi23528+6713786+3913786+3923408(Top 92%)13723(Top 94%)13723(Top 619%)
20K12.43 mi3.11 mi23618-9013816-3013816-3023550(Top 92%)13750(Top 94%)13750(Top 620%)
Half13.11 mi0.68 mi23596+2213804+1213804+1223236(Top 91%)13557(Top 93%)13557(Top 611%)
25K15.53 mi2.42 mi23376+22013669+13513669+13522132(Top 87%)13017(Top 89%)13017(Top 587%)
30K18.64 mi3.11 mi23238+13813561+10813561+10822604(Top 88%)13110(Top 90%)13110(Top 591%)
20M20.00 mi1.36 mi23123+11513489+7213489+7221535(Top 84%)12459(Top 85%)12459(Top 562%)
21M21.00 mi1.00 mi23034+8913434+5513434+5521246(Top 83%)12282(Top 84%)12282(Top 554%)
35K21.75 mi0.75 mi22941+9313372+6213372+6220221(Top 79%)11707(Top 80%)11707(Top 528%)
23M23.00 mi1.25 mi22915+2613353+1913353+1922012(Top 86%)12589(Top 86%)12589(Top 568%)
24M24.00 mi1.00 mi22779+13613278+7513278+7518993(Top 74%)10994(Top 75%)10994(Top 496%)
40K24.85 mi0.85 mi22757+2213258+2013258+2021362(Top 84%)12155(Top 83%)12155(Top 548%)
25.2M25.20 mi0.35 mi22725+3213240+1813240+1820048(Top 78%)11448(Top 79%)11448(Top 516%)
Finish26.22 mi1.02 mi22699+2613220+2013220+2021171(Top 83%)12063(Top 83%)12063(Top 544%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

23408

Males

13723

M45-49

13723

5K→10K

3.1 - 6.2 mi

Top 91%
×5story building
+79ft-138ft

Overall

23245

Males

13640

M45-49

13640

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

23408

Males

13723

M45-49

13723

15K→20K

9.3 - 12.4 mi

Top 92%
×5story building
+106ft-86ft

Overall

23550

Males

13750

M45-49

13750

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

23236

Males

13557

M45-49

13557

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

22132

Males

13017

M45-49

13017

25K→30K

15.5 - 18.6 mi

Top 88%
×9story building
+181ft-148ft

Overall

22604

Males

13110

M45-49

13110

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

21535

Males

12459

M45-49

12459

20M→21M

20.0 - 21.0 mi

Top 83%
×8story building
+106ft-24ft

Overall

21246

Males

12282

M45-49

12282

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

20221

Males

11707

M45-49

11707

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

22012

Males

12589

M45-49

12589

23M→24M

23.0 - 24.0 mi

Top 74%
×6story building
+12ft-82ft

Overall

18993

Males

10994

M45-49

10994

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

21362

Males

12155

M45-49

12155

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20048

Males

11448

M45-49

11448

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

21171

Males

12063

M45-49

12063

Passing Analysis

Category:
Athletes Passed
1965
Passed By
549
Net Change
+1416
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24115
5K → 10K54727+520#24115#23595
10K → 15K176109+67#23595#23528
15K → 20K91181-90#23528#23618
20K → Half3715+22#23618#23596
Half → 25K24222+220#23596#23376
25K → 30K20567+138#23376#23238
30K → 20M13217+115#23238#23123
20M → 21M9910+89#23123#23034
21M → 35K1007+93#23034#22941
35K → 23M5630+26#22941#22915
23M → 24M1371+136#22915#22779
24M → 40K5129+22#22779#22757
40K → 25.2M4513+32#22757#22725
25.2M → Finish4721+26#22725#22699
TOTALS1965549+1416
📊

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