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BOSTON MARATHON 2024

Daniel Ambrosini

Bib: 13753•M

ON

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
7:11/mi
22:20
↑ 97↓ 3451.5%
10K· 6.21 mi
7:20/mi
45:06
↑ 79↓ 1380.4%
15K· 9.32 mi
7:20/mi
1:07:53
↑ 67↓ 78
20K· 12.43 mi
7:36/mi
1:31:30
↑ 106↓ 860.1%
Half· 13.11 mi
7:39/mi
1:36:43
↑ 19↓ 370.5%
25K· 15.53 mi
8:08/mi
1:56:26
↑ 66↓ 880.2%
30K· 18.64 mi
9:15/mi
2:25:10
↑ 181↓ 1480.2%
20M
10:59/mi
2:40:05
↑ 64↓ 500.2%
21M
14:42/mi
2:54:47
↑ 106↓ 241.6%
35K· 21.75 mi
11:06/mi
3:03:05
↑ 17↓ 861.7%
23M
11:52/mi
3:17:56
↑ 23↓ 630.6%
24M
11:54/mi
3:29:50
↓ 821.3%
40K· 24.85 mi
12:10/mi
3:40:14
↓ 200.3%
25.2M
13:44/mi
3:44:58
↑ 13↓ 160.2%
Finish· 26.22 mi
11:19/mi
3:56:30
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:43
Pace7:23 /mi
2nd Half
Distance13.11 mi
Time2:19:47
Pace10:40 /mi
📊Positive Split: 44.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:5522:207:1122:20
7:11
-
10K
6.21 mi11:14:4145:067:1522:46
7:20
+0:09
15K
9.32 mi11:37:281:07:537:1722:47
7:20
0:00
20K
12.43 mi12:01:051:31:307:2223:37
7:36
+0:16
Half
13.11 mi12:06:181:36:437:235:13
7:39
+0:03
25K
15.53 mi12:26:011:56:267:3019:43
8:08
+0:29
30K
18.64 mi12:54:452:25:107:4728:44
9:15
+1:07
20M
20.00 mi13:09:402:40:058:0014:55
10:59
+1:44
21M
21.00 mi13:24:222:54:478:1914:42
14:42
+3:43
35K
21.75 mi13:32:403:03:058:258:18
11:06
-3:36
23M
23.00 mi13:47:313:17:568:3614:51
11:52
+0:46
24M
24.00 mi13:59:253:29:508:4511:54
11:54
+0:02
40K
24.85 mi14:09:493:40:148:5210:24
12:10
+0:16
25.2M
25.20 mi14:14:333:44:588:564:44
13:44
+1:34
Finish
26.22 mi14:26:053:56:309:0211:32
11:19
-2:25

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

7:11 /mi

Average Pace

9:02 /mi

Slowest Pace

14:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:10

61% of race

Time at Steady Pace

1:11:54

30% of race

Time at Slower Pace

19:26

8% of race

Average Pace: 9:01 /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 mi10:51:5522:207:1122:20
7:11
#8338
10K
6.21 mi11:14:4145:067:1522:46
7:20
#8576
15K
9.32 mi11:37:281:07:537:1722:47
7:20
#8482
20K
12.43 mi12:01:051:31:307:2223:37
7:36
#8586
Half
13.11 mi12:06:181:36:437:235:13
7:39
#8668
25K
15.53 mi12:26:011:56:267:3019:43
8:08
#9033
30K
18.64 mi12:54:452:25:107:4728:44
9:15
#10148
20M
20.00 mi13:09:402:40:058:0014:55
10:59
#11215
21M
21.00 mi13:24:222:54:478:1914:42
14:42
#12746
35K
21.75 mi13:32:403:03:058:258:18
11:06
#13169
23M
23.00 mi13:47:313:17:568:3614:51
11:52
#13985
24M
24.00 mi13:59:253:29:508:4511:54
11:54
#14567
40K
24.85 mi14:09:493:40:148:5210:24
12:10
#14999
25.2M
25.20 mi14:14:333:44:588:564:44
13:44
#15192
Finish
26.22 mi14:26:053:56:309:0211:32
11:19
#15565
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi8338701670168393(Top 33%)6960(Top 48%)6960(Top 360%)
10K6.21 mi3.10 mi8576-2387115-997115-998885(Top 35%)7282(Top 50%)7282(Top 376%)
15K9.32 mi3.11 mi8482+947057+587057+588393(Top 33%)6960(Top 48%)6960(Top 360%)
20K12.43 mi3.11 mi8586-1047076-197076-199088(Top 36%)7219(Top 50%)7219(Top 373%)
Half13.11 mi0.68 mi8668-827122-467122-4610195(Top 40%)7795(Top 53%)7795(Top 403%)
25K15.53 mi2.42 mi9033-3657290-1687290-16810978(Top 43%)8003(Top 55%)8003(Top 414%)
30K18.64 mi3.11 mi10148-11157732-4427732-44214401(Top 56%)9282(Top 64%)9282(Top 480%)
20M20.00 mi1.36 mi11215-10678199-4678199-46719227(Top 75%)11364(Top 78%)11364(Top 587%)
21M21.00 mi1.00 mi12746-15318835-6368835-63623211(Top 91%)13270(Top 91%)13270(Top 686%)
35K21.75 mi0.75 mi13169-4238974-1398974-13919994(Top 78%)11612(Top 80%)11612(Top 600%)
23M23.00 mi1.25 mi13985-8169283-3099283-30920423(Top 80%)11771(Top 81%)11771(Top 608%)
24M24.00 mi1.00 mi14567-5829478-1959478-19521242(Top 83%)12137(Top 83%)12137(Top 627%)
40K24.85 mi0.85 mi14999-4329641-1639641-16320750(Top 81%)11829(Top 81%)11829(Top 611%)
25.2M25.20 mi0.35 mi15192-1939707-669707-6621104(Top 83%)12016(Top 82%)12016(Top 621%)
Finish26.22 mi1.02 mi15565-3739852-1459852-14522054(Top 86%)12530(Top 86%)12530(Top 648%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21story building
+97ft-345ft

Overall

8393

Males

6960

M50-54

6960

5K→10K

3.1 - 6.2 mi

Top 35%
×5story building
+79ft-138ft

Overall

8885

Males

7282

M50-54

7282

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+67ft-78ft

Overall

8393

Males

6960

M50-54

6960

15K→20K

9.3 - 12.4 mi

Top 36%
×5story building
+106ft-86ft

Overall

9088

Males

7219

M50-54

7219

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

10195

Males

7795

M50-54

7795

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

10978

Males

8003

M50-54

8003

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

14401

Males

9282

M50-54

9282

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

19227

Males

11364

M50-54

11364

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

23211

Males

13270

M50-54

13270

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

19994

Males

11612

M50-54

11612

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

20423

Males

11771

M50-54

11771

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

21242

Males

12137

M50-54

12137

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

20750

Males

11829

M50-54

11829

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

21104

Males

12016

M50-54

12016

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

22054

Males

12530

M50-54

12530

Passing Analysis

Category:
Athletes Passed
890
Passed By
8114
Net Change
-7227
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8338
5K → 10K152390-238#8338#8576
10K → 15K231137+94#8576#8482
15K → 20K170274-104#8482#8586
20K → Half1597-82#8586#8668
Half → 25K107472-365#8668#9033
25K → 30K671180-1115#9033#10148
30K → 20M221088-1067#10148#11215
20M → 21M81539-1531#11215#12746
21M → 35K24447-423#12746#13169
35K → 23M13829-816#13169#13985
23M → 24M25607-582#13985#14567
24M → 40K26458-432#14567#14999
40K → 25.2M9202-193#14999#15192
25.2M → Finish21394-373#15192#15565
TOTALS8908114-7227
📊

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