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BOSTON MARATHON 2024

Johnny De Craecker

Bib: 10500•M

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

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
8:36/mi
26:42
↑ 97↓ 3451.5%
10K· 6.21 mi
8:40/mi
53:37
↑ 79↓ 1380.4%
15K· 9.32 mi
8:39/mi
1:20:29
↑ 67↓ 78
20K· 12.43 mi
8:46/mi
1:47:44
↑ 106↓ 860.1%
Half· 13.11 mi
8:39/mi
1:53:38
↑ 19↓ 370.5%
25K· 15.53 mi
9:06/mi
2:15:43
↑ 66↓ 880.2%
30K· 18.64 mi
9:54/mi
2:46:30
↑ 181↓ 1480.2%
20M
10:02/mi
3:00:08
↑ 64↓ 500.2%
21M
11:20/mi
3:11:28
↑ 106↓ 241.6%
35K· 21.75 mi
9:11/mi
3:18:20
↑ 17↓ 861.7%
23M
10:04/mi
3:30:56
↑ 23↓ 630.6%
24M
10:01/mi
3:40:57
↓ 821.3%
40K· 24.85 mi
10:37/mi
3:50:02
↓ 200.3%
25.2M
12:37/mi
3:54:23
↑ 13↓ 160.2%
Finish· 26.22 mi
9:41/mi
4:04:15
↑ 22↓ 21

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
Time2:10:37
Pace9:58 /mi
📊Positive Split: 14.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:3226:428:3626:42
8:36
-
10K
6.21 mi11:20:2753:378:3826:55
8:40
+0:04
15K
9.32 mi11:47:191:20:298:3826:52
8:39
-0:01
20K
12.43 mi12:14:341:47:448:4027:15
8:46
+0:07
Half
13.11 mi12:20:281:53:388:405:54
8:39
-0:07
25K
15.53 mi12:42:332:15:438:4422:05
9:06
+0:27
30K
18.64 mi13:13:202:46:308:5630:47
9:54
+0:48
20M
20.00 mi13:26:583:00:089:0013:38
10:02
+0:08
21M
21.00 mi13:38:183:11:289:0711:20
11:20
+1:18
35K
21.75 mi13:45:103:18:209:076:52
9:11
-2:09
23M
23.00 mi13:57:463:30:569:1012:36
10:04
+0:53
24M
24.00 mi14:07:473:40:579:1210:01
10:01
-0:03
40K
24.85 mi14:16:523:50:029:159:05
10:37
+0:36
25.2M
25.20 mi14:21:133:54:239:184:21
12:37
+2:00
Finish
26.22 mi14:31:054:04:159:199:52
9:41
-2:56

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

8:36 /mi

Average Pace

9:19 /mi

Slowest Pace

12:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:43

56% of race

Time at Steady Pace

1:23:46

34% of race

Time at Slower Pace

24:46

10% of race

Average Pace: 9:19 /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 mi10:53:3226:428:3626:42
8:36
#18280
10K
6.21 mi11:20:2753:378:3826:55
8:40
#18220
15K
9.32 mi11:47:191:20:298:3826:52
8:39
#17847
20K
12.43 mi12:14:341:47:448:4027:15
8:46
#17323
Half
13.11 mi12:20:281:53:388:405:54
8:39
#17258
25K
15.53 mi12:42:332:15:438:4422:05
9:06
#17024
30K
18.64 mi13:13:202:46:308:5630:47
9:54
#17034
20M
20.00 mi13:26:583:00:089:0013:38
10:02
#17028
21M
21.00 mi13:38:183:11:289:0711:20
11:20
#17069
35K
21.75 mi13:45:103:18:209:076:52
9:11
#16955
23M
23.00 mi13:57:463:30:569:1012:36
10:04
#16885
24M
24.00 mi14:07:473:40:579:1210:01
10:01
#16860
40K
24.85 mi14:16:523:50:029:159:05
10:37
#16869
25.2M
25.20 mi14:21:133:54:239:184:21
12:37
#16918
Finish
26.22 mi14:31:054:04:159:199:52
9:41
#16892
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi18280113171131717191(Top 67%)10898(Top 75%)10898(Top 563%)
10K6.21 mi3.10 mi18220+6011306+1111306+1118165(Top 71%)11303(Top 78%)11303(Top 584%)
15K9.32 mi3.11 mi17847+37311164+14211164+14217191(Top 67%)10898(Top 75%)10898(Top 563%)
20K12.43 mi3.11 mi17323+52410921+24310921+24316223(Top 63%)10465(Top 72%)10465(Top 541%)
Half13.11 mi0.68 mi17258+6510884+3710884+3716506(Top 65%)10536(Top 72%)10536(Top 544%)
25K15.53 mi2.42 mi17024+23410776+10810776+10816011(Top 63%)10255(Top 70%)10255(Top 530%)
30K18.64 mi3.11 mi17034-1010718+5810718+5817052(Top 67%)10480(Top 72%)10480(Top 542%)
20M20.00 mi1.36 mi17028+610682+3610682+3616589(Top 65%)10047(Top 69%)10047(Top 519%)
21M21.00 mi1.00 mi17069-4110669+1310669+1317213(Top 67%)10218(Top 70%)10218(Top 528%)
35K21.75 mi0.75 mi16955+11410594+7510594+7514158(Top 55%)8722(Top 60%)8722(Top 451%)
23M23.00 mi1.25 mi16885+7010538+5610538+5615680(Top 61%)9401(Top 64%)9401(Top 486%)
24M24.00 mi1.00 mi16860+2510500+3810500+3816383(Top 64%)9710(Top 67%)9710(Top 502%)
40K24.85 mi0.85 mi16869-910467+3310467+3317035(Top 67%)9959(Top 68%)9959(Top 515%)
25.2M25.20 mi0.35 mi16918-4910473-610473-618756(Top 73%)10819(Top 74%)10819(Top 559%)
Finish26.22 mi1.02 mi16892+2610434+3910434+3917271(Top 68%)10087(Top 69%)10087(Top 521%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21story building
+97ft-345ft

Overall

17191

Males

10898

M50-54

10898

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

18165

Males

11303

M50-54

11303

10K→15K

6.2 - 9.3 mi

Top 67%
×3story building
+67ft-78ft

Overall

17191

Males

10898

M50-54

10898

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

16223

Males

10465

M50-54

10465

20K→Half

12.4 - 13.1 mi

Top 65%
×2story building
+19ft-37ft

Overall

16506

Males

10536

M50-54

10536

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

16011

Males

10255

M50-54

10255

25K→30K

15.5 - 18.6 mi

Top 67%
×9story building
+181ft-148ft

Overall

17052

Males

10480

M50-54

10480

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

16589

Males

10047

M50-54

10047

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

17213

Males

10218

M50-54

10218

21M→35K

21.0 - 21.8 mi

Top 55%
×7story building
+17ft-86ft

Overall

14158

Males

8722

M50-54

8722

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

15680

Males

9401

M50-54

9401

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

16383

Males

9710

M50-54

9710

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17035

Males

9959

M50-54

9959

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

18756

Males

10819

M50-54

10819

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

17271

Males

10087

M50-54

10087

Passing Analysis

Category:
Athletes Passed
2687
Passed By
1299
Net Change
+1388
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18280
5K → 10K293233+60#18280#18220
10K → 15K44370+373#18220#17847
15K → 20K55430+524#17847#17323
20K → Half8419+65#17323#17258
Half → 25K31177+234#17258#17024
25K → 30K246256-10#17024#17034
30K → 20M125119+6#17034#17028
20M → 21M87128-41#17028#17069
21M → 35K12814+114#17069#16955
35K → 23M12656+70#16955#16885
23M → 24M9267+25#16885#16860
24M → 40K9099-9#16860#16869
40K → 25.2M2372-49#16869#16918
25.2M → Finish8559+26#16918#16892
TOTALS26871299+1388
📊

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