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BOSTON MARATHON 2024

Leo Ammerlaan

Bib: 17806•M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M55-59)
#0 / 1529
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
8:11/mi
25:25
↑ 97↓ 3451.5%
10K· 6.21 mi
8:15/mi
51:03
↑ 79↓ 1380.4%
15K· 9.32 mi
8:20/mi
1:16:57
↑ 67↓ 78
20K· 12.43 mi
8:37/mi
1:43:43
↑ 106↓ 860.1%
Half· 13.11 mi
9:35/mi
1:50:15
↑ 19↓ 370.5%
25K· 15.53 mi
12:10/mi
2:19:44
↑ 66↓ 880.2%
30K· 18.64 mi
11:07/mi
2:54:15
↑ 181↓ 1480.2%
20M
14:57/mi
3:14:34
↑ 64↓ 500.2%
21M
15:48/mi
3:30:22
↑ 106↓ 241.6%
35K· 21.75 mi
14:46/mi
3:41:25
↑ 17↓ 861.7%
23M
14:15/mi
3:59:16
↑ 23↓ 630.6%
24M
15:29/mi
4:14:45
↓ 821.3%
40K· 24.85 mi
13:47/mi
4:26:32
↓ 200.3%
25.2M
18:10/mi
4:32:48
↑ 13↓ 160.2%
Finish· 26.22 mi
13:22/mi
4:46:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:15
Pace8:25 /mi
2nd Half
Distance13.11 mi
Time2:56:10
Pace13:26 /mi
📊Positive Split: 59.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3125:258:1125:25
8:11
-
10K
6.21 mi11:42:0951:038:1325:38
8:15
+0:04
15K
9.32 mi12:08:031:16:578:1525:54
8:20
+0:05
20K
12.43 mi12:34:491:43:438:2126:46
8:37
+0:17
Half
13.11 mi12:41:211:50:158:256:32
9:35
+0:58
25K
15.53 mi13:10:502:19:449:0029:29
12:10
+2:35
30K
18.64 mi13:45:212:54:159:2134:31
11:07
-1:03
20M
20.00 mi14:05:403:14:349:4420:19
14:57
+3:50
21M
21.00 mi14:21:283:30:2210:0115:48
15:48
+0:51
35K
21.75 mi14:32:313:41:2510:1111:03
14:46
-1:02
23M
23.00 mi14:50:223:59:1610:2417:51
14:15
-0:31
24M
24.00 mi15:05:514:14:4510:3715:29
15:29
+1:14
40K
24.85 mi15:17:384:26:3210:4311:47
13:47
-1:42
25.2M
25.20 mi15:23:544:32:4810:506:16
18:10
+4:23
Finish
26.22 mi15:37:314:46:2510:5613:37
13:22
-4:48

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

8:11 /mi

Average Pace

10:56 /mi

Slowest Pace

18:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:46

51% of race

Time at Steady Pace

1:23:47

29% of race

Time at Slower Pace

57:52

20% of race

Average Pace: 10:55 /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 mi11:16:3125:258:1125:25
8:11
#15908
10K
6.21 mi11:42:0951:038:1325:38
8:15
#15843
15K
9.32 mi12:08:031:16:578:1525:54
8:20
#15655
20K
12.43 mi12:34:491:43:438:2126:46
8:37
#15537
Half
13.11 mi12:41:211:50:158:256:32
9:35
#15856
25K
15.53 mi13:10:502:19:449:0029:29
12:10
#18274
30K
18.64 mi13:45:212:54:159:2134:31
11:07
#18828
20M
20.00 mi14:05:403:14:349:4420:19
14:57
#19725
21M
21.00 mi14:21:283:30:2210:0115:48
15:48
#20158
35K
21.75 mi14:32:313:41:2510:1111:03
14:46
#20480
23M
23.00 mi14:50:223:59:1610:2417:51
14:15
#20804
24M
24.00 mi15:05:514:14:4510:3715:29
15:29
#21156
40K
24.85 mi15:17:384:26:3210:4311:47
13:47
#21284
25.2M
25.20 mi15:23:544:32:4810:506:16
18:10
#21414
Finish
26.22 mi15:37:314:46:2510:5613:37
13:22
#21614
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi15908103631036315475(Top 61%)10196(Top 70%)10196(Top 667%)
10K6.21 mi3.10 mi15843+6510371-810371-815819(Top 62%)10364(Top 71%)10364(Top 678%)
15K9.32 mi3.11 mi15655+18810273+9810273+9815475(Top 61%)10196(Top 70%)10196(Top 667%)
20K12.43 mi3.11 mi15537+11810216+5710216+5715408(Top 60%)10138(Top 70%)10138(Top 663%)
Half13.11 mi0.68 mi15856-31910326-11010326-11020293(Top 79%)12214(Top 84%)12214(Top 799%)
25K15.53 mi2.42 mi18274-241811311-98511311-98523348(Top 91%)13576(Top 93%)13576(Top 888%)
30K18.64 mi3.11 mi18828-55411506-19511506-19520227(Top 79%)11956(Top 82%)11956(Top 782%)
20M20.00 mi1.36 mi19725-89711907-40111907-40124716(Top 97%)14096(Top 97%)14096(Top 922%)
21M21.00 mi1.00 mi20158-43312083-17612083-17624335(Top 95%)13864(Top 95%)13864(Top 907%)
35K21.75 mi0.75 mi20480-32212216-13312216-13324769(Top 97%)14076(Top 97%)14076(Top 921%)
23M23.00 mi1.25 mi20804-32412326-11012326-11024035(Top 94%)13679(Top 94%)13679(Top 895%)
24M24.00 mi1.00 mi21156-35212477-15112477-15124981(Top 98%)14184(Top 97%)14184(Top 928%)
40K24.85 mi0.85 mi21284-12812517-4012517-4023360(Top 91%)13219(Top 91%)13219(Top 865%)
25.2M25.20 mi0.35 mi21414-13012571-5412571-5425062(Top 98%)14245(Top 98%)14245(Top 932%)
Finish26.22 mi1.02 mi21614-20012655-8412655-8424608(Top 96%)13928(Top 96%)13928(Top 911%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

15475

Males

10196

M55-59

10196

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

15819

Males

10364

M55-59

10364

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

15475

Males

10196

M55-59

10196

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

15408

Males

10138

M55-59

10138

20K→Half

12.4 - 13.1 mi

Top 79%
×2story building
+19ft-37ft

Overall

20293

Males

12214

M55-59

12214

Half→25K

13.1 - 15.5 mi

Top 91%
×4story building
+66ft-88ft

Overall

23348

Males

13576

M55-59

13576

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

20227

Males

11956

M55-59

11956

30K→20M

18.6 - 20.0 mi

Top 97%
×5story building
+64ft-50ft

Overall

24716

Males

14096

M55-59

14096

20M→21M

20.0 - 21.0 mi

Top 95%
×8story building
+106ft-24ft

Overall

24335

Males

13864

M55-59

13864

21M→35K

21.0 - 21.8 mi

Top 97%
×7story building
+17ft-86ft

Overall

24769

Males

14076

M55-59

14076

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

24035

Males

13679

M55-59

13679

23M→24M

23.0 - 24.0 mi

Top 98%
×6story building
+12ft-82ft

Overall

24981

Males

14184

M55-59

14184

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

23360

Males

13219

M55-59

13219

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

25062

Males

14245

M55-59

14245

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

24608

Males

13928

M55-59

13928

Passing Analysis

Category:
Athletes Passed
1166
Passed By
6872
Net Change
-5706
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15908
5K → 10K316251+65#15908#15843
10K → 15K321133+188#15843#15655
15K → 20K287169+118#15655#15537
20K → Half3322-319#15537#15856
Half → 25K192437-2418#15856#18274
25K → 30K105659-554#18274#18828
30K → 20M5902-897#18828#19725
20M → 21M17450-433#19725#20158
21M → 35K12334-322#20158#20480
35K → 23M20344-324#20480#20804
23M → 24M16368-352#20804#21156
24M → 40K25153-128#21156#21284
40K → 25.2M4134-130#21284#21414
25.2M → Finish16216-200#21414#21614
TOTALS11666872-5706
📊

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