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BOSTON MARATHON 2024

Anthony Grassini

Bib: 28034•M

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:33
Rank: #22599
Start → 5K
30:33 | 9:50/mi
10K· 6.21 mi
1:00:05
Rank: #22010 (+589)
5K → 10K
29:32 | 9:30/mi
15K· 9.32 mi
1:30:50
Rank: #21865 (+145)
10K → 15K
30:45 | 9:54/mi
20K· 12.43 mi
2:02:23
Rank: #21607 (+258)
15K → 20K
31:33 | 10:09/mi
Half· 13.11 mi
2:09:01
Rank: #21547 (+60)
20K → Half
6:38 | 9:43/mi
25K· 15.53 mi
2:34:52
Rank: #21405 (+142)
Half → 25K
25:51 | 10:40/mi
30K· 18.64 mi
3:12:24
Rank: #21542 (-137)
25K → 30K
37:32 | 12:05/mi
20M
3:29:16
Rank: #21619 (-77)
30K → 20M
16:52 | 12:25/mi
21M
3:42:57
Rank: #21645 (-26)
20M → 21M
13:41 | 13:41/mi
35K· 21.75 mi
3:52:06
Rank: #21664 (-19)
21M → 35K
9:09 | 12:14/mi
23M
4:07:35
Rank: #21624 (+40)
35K → 23M
15:29 | 12:22/mi
24M
4:19:23
Rank: #21602 (+22)
23M → 24M
11:48 | 11:48/mi
40K· 24.85 mi
4:31:23
Rank: #21700 (-98)
24M → 40K
12:00 | 14:02/mi
25.2M
4:36:03
Rank: #21692 (+8)
40K → 25.2M
4:40 | 13:32/mi
Finish· 26.22 mi
4:47:22
Rank: #21696 (-4)
25.2M → Finish
11:19 | 11:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:01
Pace9:50 /mi
2nd Half
Distance13.11 mi
Time2:38:21
Pace12:05 /mi
📊Positive Split: 22.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0830:339:5030:33
9:50
-
10K
6.21 mi12:22:401:00:059:4029:32
9:30
-0:20
15K
9.32 mi12:53:251:30:509:4530:45
9:54
+0:24
20K
12.43 mi13:24:582:02:239:5131:33
10:09
+0:15
Half
13.11 mi13:31:362:09:019:506:38
9:43
-0:26
25K
15.53 mi13:57:272:34:529:5825:51
10:40
+0:57
30K
18.64 mi14:34:593:12:2410:1937:32
12:05
+1:25
20M
20.00 mi14:51:513:29:1610:2816:52
12:25
+0:20
21M
21.00 mi15:05:323:42:5710:3713:41
13:41
+1:16
35K
21.75 mi15:14:413:52:0610:409:09
12:14
-1:27
23M
23.00 mi15:30:104:07:3510:4615:29
12:22
+0:08
24M
24.00 mi15:41:584:19:2310:4811:48
11:48
-0:34
40K
24.85 mi15:53:584:31:2310:5512:00
14:02
+2:14
25.2M
25.20 mi15:58:384:36:0310:574:40
13:32
-0:30
Finish
26.22 mi16:09:574:47:2210:5811:19
11:06
-2:26

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

9:30 /mi

Average Pace

10:58 /mi

Slowest Pace

14:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:52

54% of race

Time at Steady Pace

1:42:09

36% of race

Time at Slower Pace

30:21

11% of race

Average Pace: 10:58 /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 mi11:53:0830:339:5030:33
9:50
#22599
10K
6.21 mi12:22:401:00:059:4029:32
9:30
#22010
15K
9.32 mi12:53:251:30:509:4530:45
9:54
#21865
20K
12.43 mi13:24:582:02:239:5131:33
10:09
#21607
Half
13.11 mi13:31:362:09:019:506:38
9:43
#21547
25K
15.53 mi13:57:272:34:529:5825:51
10:40
#21405
30K
18.64 mi14:34:593:12:2410:1937:32
12:05
#21542
20M
20.00 mi14:51:513:29:1610:2816:52
12:25
#21619
21M
21.00 mi15:05:323:42:5710:3713:41
13:41
#21645
35K
21.75 mi15:14:413:52:0610:409:09
12:14
#21664
23M
23.00 mi15:30:104:07:3510:4615:29
12:22
#21624
24M
24.00 mi15:41:584:19:2310:4811:48
11:48
#21602
40K
24.85 mi15:53:584:31:2310:5512:00
14:02
#21700
25.2M
25.20 mi15:58:384:36:0310:574:40
13:32
#21692
Finish
26.22 mi16:09:574:47:2210:5811:19
11:06
#21696
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22599133481334821675(Top 85%)12940(Top 89%)12940(Top 267%)
10K6.21 mi3.10 mi22010+58913050+29813050+29821383(Top 84%)12755(Top 87%)12755(Top 263%)
15K9.32 mi3.11 mi21865+14512988+6212988+6221675(Top 85%)12940(Top 89%)12940(Top 267%)
20K12.43 mi3.11 mi21607+25812864+12412864+12420919(Top 82%)12567(Top 86%)12567(Top 259%)
Half13.11 mi0.68 mi21547+6012836+2812836+2820710(Top 81%)12417(Top 85%)12417(Top 256%)
25K15.53 mi2.42 mi21405+14212764+7212764+7220793(Top 81%)12394(Top 85%)12394(Top 256%)
30K18.64 mi3.11 mi21542-13712765-112765-122072(Top 86%)12832(Top 88%)12832(Top 265%)
20M20.00 mi1.36 mi21619-7712770-512770-522035(Top 86%)12717(Top 87%)12717(Top 262%)
21M21.00 mi1.00 mi21645-2612776-612776-621884(Top 86%)12612(Top 87%)12612(Top 260%)
35K21.75 mi0.75 mi21664-1912767+912767+922179(Top 87%)12692(Top 87%)12692(Top 262%)
23M23.00 mi1.25 mi21624+4012728+3912728+3921442(Top 84%)12298(Top 84%)12298(Top 254%)
24M24.00 mi1.00 mi21602+2212687+4112687+4121011(Top 82%)12020(Top 82%)12020(Top 248%)
40K24.85 mi0.85 mi21700-9812713-2612713-2623642(Top 93%)13362(Top 92%)13362(Top 276%)
25.2M25.20 mi0.35 mi21692+812705+812705+820776(Top 81%)11843(Top 81%)11843(Top 244%)
Finish26.22 mi1.02 mi21696-412702+312702+321592(Top 85%)12297(Top 84%)12297(Top 254%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

21675

Males

12940

M18-39

12940

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

21383

Males

12755

M18-39

12755

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

21675

Males

12940

M18-39

12940

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

20919

Males

12567

M18-39

12567

20K→Half

12.4 - 13.1 mi

Top 81%
×2stories
+19ft-37ft

Overall

20710

Males

12417

M18-39

12417

Half→25K

13.1 - 15.5 mi

Top 81%
×4stories
+66ft-88ft

Overall

20793

Males

12394

M18-39

12394

25K→30K

15.5 - 18.6 mi

Top 86%
×9stories
+181ft-148ft

Overall

22072

Males

12832

M18-39

12832

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

22035

Males

12717

M18-39

12717

20M→21M

20.0 - 21.0 mi

Top 86%
×8stories
+106ft-24ft

Overall

21884

Males

12612

M18-39

12612

21M→35K

21.0 - 21.8 mi

Top 87%
×7stories
+17ft-86ft

Overall

22179

Males

12692

M18-39

12692

35K→23M

21.8 - 23.0 mi

Top 84%
×5stories
+23ft-63ft

Overall

21442

Males

12298

M18-39

12298

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

21011

Males

12020

M18-39

12020

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

23642

Males

13362

M18-39

13362

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

20776

Males

11843

M18-39

11843

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

21592

Males

12297

M18-39

12297

Passing Analysis

Category:
Athletes Passed
2001
Passed By
1098
Net Change
+903
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22599
5K → 10K63243+589#22599#22010
10K → 15K24095+145#22010#21865
15K → 20K32365+258#21865#21607
20K → Half666+60#21607#21547
Half → 25K21876+142#21547#21405
25K → 30K125262-137#21405#21542
30K → 20M59136-77#21542#21619
20M → 21M5682-26#21619#21645
21M → 35K4463-19#21645#21664
35K → 23M8040+40#21664#21624
23M → 24M7452+22#21624#21602
24M → 40K19117-98#21602#21700
40K → 25.2M2315+8#21700#21692
25.2M → Finish4246-4#21692#21696
TOTALS20011098+903
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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