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BOSTON MARATHON 2024

Alessandro Massaro

Bib: 4890•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 14%
Gender (Male)
#0 / 14578
Top 22%
Masters (Masters Men)
#0 / 9729
Top 11%
Division (M40-44)
#0 / 2009
Top 30%
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
6:34/mi
20:25
↑ 97↓ 3451.5%
10K· 6.21 mi
6:32/mi
40:42
↑ 79↓ 1380.4%
15K· 9.32 mi
6:35/mi
1:01:10
↑ 67↓ 78
20K· 12.43 mi
6:37/mi
1:21:43
↑ 106↓ 860.1%
Half· 13.11 mi
6:33/mi
1:26:11
↑ 19↓ 370.5%
25K· 15.53 mi
6:43/mi
1:42:29
↑ 66↓ 880.2%
30K· 18.64 mi
6:57/mi
2:04:04
↑ 181↓ 1480.2%
20M
7:12/mi
2:13:51
↑ 64↓ 500.2%
21M
7:51/mi
2:21:42
↑ 106↓ 241.6%
35K· 21.75 mi
7:38/mi
2:27:25
↑ 17↓ 861.7%
23M
8:24/mi
2:37:56
↑ 23↓ 630.6%
24M
8:10/mi
2:46:06
↓ 821.3%
40K· 24.85 mi
8:43/mi
2:53:33
↓ 200.3%
25.2M
9:02/mi
2:56:40
↑ 13↓ 160.2%
Finish· 26.22 mi
7:27/mi
3:04:16
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:11
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:38:05
Pace7:29 /mi
📊Positive Split: 13.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3320:256:3420:25
6:34
-
10K
6.21 mi10:43:5040:426:3320:17
6:32
-0:02
15K
9.32 mi11:04:181:01:106:3420:28
6:35
+0:03
20K
12.43 mi11:24:511:21:436:3520:33
6:37
+0:02
Half
13.11 mi11:29:191:26:116:344:28
6:33
-0:04
25K
15.53 mi11:45:371:42:296:3616:18
6:43
+0:10
30K
18.64 mi12:07:122:04:046:3921:35
6:57
+0:14
20M
20.00 mi12:16:592:13:516:429:47
7:12
+0:15
21M
21.00 mi12:24:502:21:426:457:51
7:51
+0:39
35K
21.75 mi12:30:332:27:256:475:43
7:38
-0:13
23M
23.00 mi12:41:042:37:566:5210:31
8:24
+0:46
24M
24.00 mi12:49:142:46:066:558:10
8:10
-0:14
40K
24.85 mi12:56:412:53:336:597:27
8:43
+0:33
25.2M
25.20 mi12:59:482:56:407:013:07
9:02
+0:19
Finish
26.22 mi13:07:243:04:167:027:36
7:27
-1:35

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

6:32 /mi

Average Pace

7:02 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:29

56% of race

Time at Steady Pace

38:58

21% of race

Time at Slower Pace

42:49

23% of race

Average Pace: 7:02 /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 mi10:23:3320:256:3420:25
6:34
#3789
10K
6.21 mi10:43:5040:426:3320:17
6:32
#3452
15K
9.32 mi11:04:181:01:106:3420:28
6:35
#3343
20K
12.43 mi11:24:511:21:436:3520:33
6:37
#3131
Half
13.11 mi11:29:191:26:116:344:28
6:33
#3103
25K
15.53 mi11:45:371:42:296:3616:18
6:43
#2982
30K
18.64 mi12:07:122:04:046:3921:35
6:57
#2806
20M
20.00 mi12:16:592:13:516:429:47
7:12
#2791
21M
21.00 mi12:24:502:21:426:457:51
7:51
#2824
35K
21.75 mi12:30:332:27:256:475:43
7:38
#2929
23M
23.00 mi12:41:042:37:566:5210:31
8:24
#3226
24M
24.00 mi12:49:142:46:066:558:10
8:10
#3402
40K
24.85 mi12:56:412:53:336:597:27
8:43
#3548
25.2M
25.20 mi12:59:482:56:407:013:07
9:02
#3568
Finish
26.22 mi13:07:243:04:167:027:36
7:27
#3564
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3789359135913194(Top 13%)3041(Top 21%)3041(Top 151%)
10K6.21 mi3.10 mi3452+3373280+3113280+3113185(Top 12%)3028(Top 21%)3028(Top 151%)
15K9.32 mi3.11 mi3343+1093182+983182+983194(Top 13%)3041(Top 21%)3041(Top 151%)
20K12.43 mi3.11 mi3131+2122987+1952987+1952707(Top 11%)2587(Top 18%)2587(Top 129%)
Half13.11 mi0.68 mi3103+282960+272960+272862(Top 11%)2732(Top 19%)2732(Top 136%)
25K15.53 mi2.42 mi2982+1212843+1172843+1172778(Top 11%)2627(Top 18%)2627(Top 131%)
30K18.64 mi3.11 mi2806+1762668+1752668+1752604(Top 10%)2442(Top 17%)2442(Top 122%)
20M20.00 mi1.36 mi2791+152650+182650+183144(Top 12%)2869(Top 20%)2869(Top 143%)
21M21.00 mi1.00 mi2824-332674-242674-243622(Top 14%)3185(Top 22%)3185(Top 159%)
35K21.75 mi0.75 mi2929-1052764-902764-905739(Top 22%)4518(Top 31%)4518(Top 225%)
23M23.00 mi1.25 mi3226-2973017-2533017-2537876(Top 31%)5510(Top 38%)5510(Top 274%)
24M24.00 mi1.00 mi3402-1763160-1433160-1437515(Top 29%)5236(Top 36%)5236(Top 261%)
40K24.85 mi0.85 mi3548-1463275-1153275-1159419(Top 37%)6097(Top 42%)6097(Top 303%)
25.2M25.20 mi0.35 mi3568-203285-103285-106631(Top 26%)4602(Top 32%)4602(Top 229%)
Finish26.22 mi1.02 mi3564+43270+153270+155354(Top 21%)3987(Top 27%)3987(Top 198%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21story building
+97ft-345ft

Overall

3194

Males

3041

M40-44

3041

5K→10K

3.1 - 6.2 mi

Top 12%
×5story building
+79ft-138ft

Overall

3185

Males

3028

M40-44

3028

10K→15K

6.2 - 9.3 mi

Top 13%
×3story building
+67ft-78ft

Overall

3194

Males

3041

M40-44

3041

15K→20K

9.3 - 12.4 mi

Top 11%
×5story building
+106ft-86ft

Overall

2707

Males

2587

M40-44

2587

20K→Half

12.4 - 13.1 mi

Top 11%
×2story building
+19ft-37ft

Overall

2862

Males

2732

M40-44

2732

Half→25K

13.1 - 15.5 mi

Top 11%
×4story building
+66ft-88ft

Overall

2778

Males

2627

M40-44

2627

25K→30K

15.5 - 18.6 mi

Top 10%
×9story building
+181ft-148ft

Overall

2604

Males

2442

M40-44

2442

30K→20M

18.6 - 20.0 mi

Top 12%
×5story building
+64ft-50ft

Overall

3144

Males

2869

M40-44

2869

20M→21M

20.0 - 21.0 mi

Top 14%
×8story building
+106ft-24ft

Overall

3622

Males

3185

M40-44

3185

21M→35K

21.0 - 21.8 mi

Top 22%
×7story building
+17ft-86ft

Overall

5739

Males

4518

M40-44

4518

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

7876

Males

5510

M40-44

5510

23M→24M

23.0 - 24.0 mi

Top 29%
×6story building
+12ft-82ft

Overall

7515

Males

5236

M40-44

5236

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9419

Males

6097

M40-44

6097

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6631

Males

4602

M40-44

4602

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2story building
+22ft-21ft

Overall

5354

Males

3987

M40-44

3987

Passing Analysis

Category:
Athletes Passed
1492
Passed By
1267
Net Change
+225
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3789
5K → 10K37033+337#3789#3452
10K → 15K14940+109#3452#3343
15K → 20K23725+212#3343#3131
20K → Half346+28#3131#3103
Half → 25K15231+121#3103#2982
25K → 30K24771+176#2982#2806
30K → 20M7964+15#2806#2791
20M → 21M5992-33#2791#2824
21M → 35K26131-105#2824#2929
35K → 23M26323-297#2929#3226
23M → 24M23199-176#3226#3402
24M → 40K14160-146#3402#3548
40K → 25.2M2141-20#3548#3568
25.2M → Finish5551+4#3568#3564
TOTALS14921267+225
📊

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