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BOSTON MARATHON 2024

Ralph Renzulli

Bib: 5528•M

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 12%
Gender (Male)
#0 / 14578
Top 20%
Division (M18-39)
#0 / 4849
Top 41%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:29
Rank: #1940
Start → 5K
19:29 | 6:16/mi
10K· 6.21 mi
39:04
Rank: #1919 (+21)
5K → 10K
19:35 | 6:18/mi
15K· 9.32 mi
58:50
Rank: #1925 (-6)
10K → 15K
19:46 | 6:22/mi
20K· 12.43 mi
1:19:12
Rank: #2046 (-121)
15K → 20K
20:22 | 6:33/mi
Half· 13.11 mi
1:23:38
Rank: #2069 (-23)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:39:59
Rank: #2140 (-71)
Half → 25K
16:21 | 6:45/mi
30K· 18.64 mi
2:02:05
Rank: #2263 (-123)
25K → 30K
22:06 | 7:07/mi
20M
2:12:10
Rank: #2357 (-94)
30K → 20M
10:05 | 7:25/mi
21M
2:20:29
Rank: #2499 (-142)
20M → 21M
8:19 | 8:19/mi
35K· 21.75 mi
2:26:05
Rank: #2582 (-83)
21M → 35K
5:36 | 7:29/mi
23M
2:35:51
Rank: #2709 (-127)
35K → 23M
9:46 | 7:48/mi
24M
2:43:42
Rank: #2871 (-162)
23M → 24M
7:51 | 7:51/mi
40K· 24.85 mi
2:50:41
Rank: #3011 (-140)
24M → 40K
6:59 | 8:10/mi
25.2M
2:53:50
Rank: #3065 (-54)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:01:55
Rank: #3166 (-101)
25.2M → Finish
8:05 | 7:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:38
Pace6:23 /mi
2nd Half
Distance13.11 mi
Time1:38:17
Pace7:30 /mi
📊Positive Split: 17.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5719:296:1619:29
6:16
-
10K
6.21 mi10:43:3239:046:1719:35
6:18
+0:02
15K
9.32 mi11:03:1858:506:1919:46
6:22
+0:04
20K
12.43 mi11:23:401:19:126:2220:22
6:33
+0:11
Half
13.11 mi11:28:061:23:386:234:26
6:30
-0:03
25K
15.53 mi11:44:271:39:596:2616:21
6:45
+0:15
30K
18.64 mi12:06:332:02:056:3322:06
7:07
+0:22
20M
20.00 mi12:16:382:12:106:3610:05
7:25
+0:18
21M
21.00 mi12:24:572:20:296:418:19
8:19
+0:54
35K
21.75 mi12:30:332:26:056:435:36
7:29
-0:50
23M
23.00 mi12:40:192:35:516:479:46
7:48
+0:19
24M
24.00 mi12:48:102:43:426:497:51
7:51
+0:03
40K
24.85 mi12:55:092:50:416:526:59
8:10
+0:19
25.2M
25.20 mi12:58:182:53:506:543:09
9:08
+0:58
Finish
26.22 mi13:06:233:01:556:578:05
7:56
-1:12

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

6:16 /mi

Average Pace

6:57 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:59

55% of race

Time at Steady Pace

47:33

26% of race

Time at Slower Pace

34:23

19% of race

Average Pace: 6:56 /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 mi10:23:5719:296:1619:29
6:16
#1940
10K
6.21 mi10:43:3239:046:1719:35
6:18
#1919
15K
9.32 mi11:03:1858:506:1919:46
6:22
#1925
20K
12.43 mi11:23:401:19:126:2220:22
6:33
#2046
Half
13.11 mi11:28:061:23:386:234:26
6:30
#2069
25K
15.53 mi11:44:271:39:596:2616:21
6:45
#2140
30K
18.64 mi12:06:332:02:056:3322:06
7:07
#2263
20M
20.00 mi12:16:382:12:106:3610:05
7:25
#2357
21M
21.00 mi12:24:572:20:296:418:19
8:19
#2499
35K
21.75 mi12:30:332:26:056:435:36
7:29
#2582
23M
23.00 mi12:40:192:35:516:479:46
7:48
#2709
24M
24.00 mi12:48:102:43:426:497:51
7:51
#2871
40K
24.85 mi12:55:092:50:416:526:59
8:10
#3011
25.2M
25.20 mi12:58:182:53:506:543:09
9:08
#3065
Finish
26.22 mi13:06:233:01:556:578:05
7:56
#3166
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1940187718772012(Top 8%)1946(Top 13%)1946(Top 40%)
10K6.21 mi3.10 mi1919+211856+211856+211935(Top 8%)1872(Top 13%)1872(Top 39%)
15K9.32 mi3.11 mi1925-61861-51861-52012(Top 8%)1946(Top 13%)1946(Top 40%)
20K12.43 mi3.11 mi2046-1211978-1171978-1172438(Top 10%)2336(Top 16%)2336(Top 48%)
Half13.11 mi0.68 mi2069-232000-222000-222617(Top 10%)2502(Top 17%)2502(Top 52%)
25K15.53 mi2.42 mi2140-712066-662066-662878(Top 11%)2715(Top 19%)2715(Top 56%)
30K18.64 mi3.11 mi2263-1232166-1002166-1003398(Top 13%)3121(Top 21%)3121(Top 64%)
20M20.00 mi1.36 mi2357-942252-862252-863986(Top 16%)3539(Top 24%)3539(Top 73%)
21M21.00 mi1.00 mi2499-1422378-1262378-1265368(Top 21%)4328(Top 30%)4328(Top 89%)
35K21.75 mi0.75 mi2582-832451-732451-734954(Top 19%)4068(Top 28%)4068(Top 84%)
23M23.00 mi1.25 mi2709-1272561-1102561-1104782(Top 19%)3843(Top 26%)3843(Top 79%)
24M24.00 mi1.00 mi2871-1622701-1402701-1405791(Top 23%)4342(Top 30%)4342(Top 90%)
40K24.85 mi0.85 mi3011-1402814-1132814-1136578(Top 26%)4634(Top 32%)4634(Top 96%)
25.2M25.20 mi0.35 mi3065-542856-422856-427072(Top 28%)4814(Top 33%)4814(Top 99%)
Finish26.22 mi1.02 mi3166-1012930-742930-748097(Top 32%)5435(Top 37%)5435(Top 112%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2012

Males

1946

M18-39

1946

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

1935

Males

1872

M18-39

1872

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2012

Males

1946

M18-39

1946

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2438

Males

2336

M18-39

2336

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2617

Males

2502

M18-39

2502

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2878

Males

2715

M18-39

2715

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3398

Males

3121

M18-39

3121

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

3986

Males

3539

M18-39

3539

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5368

Males

4328

M18-39

4328

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

4954

Males

4068

M18-39

4068

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

4782

Males

3843

M18-39

3843

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

5791

Males

4342

M18-39

4342

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

6578

Males

4634

M18-39

4634

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7072

Males

4814

M18-39

4814

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

8097

Males

5435

M18-39

5435

Passing Analysis

Category:
Athletes Passed
596
Passed By
1822
Net Change
-1226
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1940
5K → 10K11493+21#1940#1919
10K → 15K7278-6#1919#1925
15K → 20K53174-121#1925#2046
20K → Half730-23#2046#2069
Half → 25K54125-71#2069#2140
25K → 30K82205-123#2140#2263
30K → 20M42136-94#2263#2357
20M → 21M22164-142#2357#2499
21M → 35K22105-83#2499#2582
35K → 23M35162-127#2582#2709
23M → 24M23185-162#2709#2871
24M → 40K21161-140#2871#3011
40K → 25.2M1670-54#3011#3065
25.2M → Finish33134-101#3065#3166
TOTALS5961822-1226
📊

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