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BOSTON MARATHON 2024

Brian Decenzo

Bib: 8697•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 12%
Gender (Male)
#0 / 14578
Top 20%
Masters (Masters Men)
#0 / 9729
Top 9%
Division (M40-44)
#0 / 2009
Top 25%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:00
Rank: #7523
Start → 5K
22:00 | 7:05/mi
10K· 6.21 mi
43:41
Rank: #7020 (+503)
5K → 10K
21:41 | 6:59/mi
15K· 9.32 mi
1:05:09
Rank: #6532 (+488)
10K → 15K
21:28 | 6:55/mi
20K· 12.43 mi
1:26:34
Rank: #5957 (+575)
15K → 20K
21:25 | 6:54/mi
Half· 13.11 mi
1:31:13
Rank: #5867 (+90)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:47:54
Rank: #5375 (+492)
Half → 25K
16:41 | 6:53/mi
30K· 18.64 mi
2:09:34
Rank: #4733 (+642)
25K → 30K
21:40 | 6:58/mi
20M
2:19:08
Rank: #4449 (+284)
30K → 20M
9:34 | 7:02/mi
21M
2:26:22
Rank: #4129 (+320)
20M → 21M
7:14 | 7:14/mi
35K· 21.75 mi
2:31:16
Rank: #3952 (+177)
21M → 35K
4:54 | 6:33/mi
23M
2:39:48
Rank: #3657 (+295)
35K → 23M
8:32 | 6:49/mi
24M
2:46:23
Rank: #3454 (+203)
23M → 24M
6:35 | 6:35/mi
40K· 24.85 mi
2:52:11
Rank: #3304 (+150)
24M → 40K
5:48 | 6:47/mi
25.2M
2:54:48
Rank: #3256 (+48)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
3:01:36
Rank: #3123 (+133)
25.2M → Finish
6:48 | 6:40/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:31:13
Pace6:57 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:30:23
Pace6:54 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:4722:007:0522:00
7:05
-
10K
6.21 mi11:10:2843:417:0221:41
6:59
-0:06
15K
9.32 mi11:31:561:05:096:5921:28
6:55
-0:04
20K
12.43 mi11:53:211:26:346:5821:25
6:54
-0:01
Half
13.11 mi11:58:001:31:136:574:39
6:49
-0:05
25K
15.53 mi12:14:411:47:546:5716:41
6:53
+0:04
30K
18.64 mi12:36:212:09:346:5721:40
6:58
+0:05
20M
20.00 mi12:45:552:19:086:579:34
7:02
+0:04
21M
21.00 mi12:53:092:26:226:587:14
7:14
+0:12
35K
21.75 mi12:58:032:31:166:574:54
6:33
-0:41
23M
23.00 mi13:06:352:39:486:578:32
6:49
+0:16
24M
24.00 mi13:13:102:46:236:566:35
6:35
-0:14
40K
24.85 mi13:18:582:52:116:565:48
6:47
+0:12
25.2M
25.20 mi13:21:352:54:486:562:37
7:35
+0:48
Finish
26.22 mi13:28:233:01:366:566:48
6:40
-0:55

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

6:33 /mi

Average Pace

6:56 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:45

95% of race

Time at Steady Pace

9:51

5% of race

Time at Slower Pace

0:00

0% 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 mi10:48:4722:007:0522:00
7:05
#7523
10K
6.21 mi11:10:2843:417:0221:41
6:59
#7020
15K
9.32 mi11:31:561:05:096:5921:28
6:55
#6532
20K
12.43 mi11:53:211:26:346:5821:25
6:54
#5957
Half
13.11 mi11:58:001:31:136:574:39
6:49
#5867
25K
15.53 mi12:14:411:47:546:5716:41
6:53
#5375
30K
18.64 mi12:36:212:09:346:5721:40
6:58
#4733
20M
20.00 mi12:45:552:19:086:579:34
7:02
#4449
21M
21.00 mi12:53:092:26:226:587:14
7:14
#4129
35K
21.75 mi12:58:032:31:166:574:54
6:33
#3952
23M
23.00 mi13:06:352:39:486:578:32
6:49
#3657
24M
24.00 mi13:13:102:46:236:566:35
6:35
#3454
40K
24.85 mi13:18:582:52:116:565:48
6:47
#3304
25.2M
25.20 mi13:21:352:54:486:562:37
7:35
#3256
Finish
26.22 mi13:28:233:01:366:566:48
6:40
#3123
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7523650165015614(Top 22%)5097(Top 35%)5097(Top 254%)
10K6.21 mi3.10 mi7020+5036158+3436158+3436511(Top 25%)5767(Top 40%)5767(Top 287%)
15K9.32 mi3.11 mi6532+4885794+3645794+3645614(Top 22%)5097(Top 35%)5097(Top 254%)
20K12.43 mi3.11 mi5957+5755363+4315363+4314567(Top 18%)4209(Top 29%)4209(Top 210%)
Half13.11 mi0.68 mi5867+905294+695294+694544(Top 18%)4182(Top 29%)4182(Top 208%)
25K15.53 mi2.42 mi5375+4924896+3984896+3983667(Top 14%)3412(Top 23%)3412(Top 170%)
30K18.64 mi3.11 mi4733+6424344+5524344+5522738(Top 11%)2561(Top 18%)2561(Top 127%)
20M20.00 mi1.36 mi4449+2844094+2504094+2502533(Top 10%)2356(Top 16%)2356(Top 117%)
21M21.00 mi1.00 mi4129+3203818+2763818+2761663(Top 7%)1558(Top 11%)1558(Top 78%)
35K21.75 mi0.75 mi3952+1773657+1613657+1611418(Top 6%)1337(Top 9%)1337(Top 67%)
23M23.00 mi1.25 mi3657+2953389+2683389+2681354(Top 5%)1276(Top 9%)1276(Top 64%)
24M24.00 mi1.00 mi3454+2033200+1893200+1891136(Top 4%)1062(Top 7%)1062(Top 53%)
40K24.85 mi0.85 mi3304+1503066+1343066+1341273(Top 5%)1174(Top 8%)1174(Top 58%)
25.2M25.20 mi0.35 mi3256+483021+453021+451657(Top 6%)1496(Top 10%)1496(Top 74%)
Finish26.22 mi1.02 mi3123+1332895+1262895+1261913(Top 7%)1684(Top 12%)1684(Top 84%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

5614

Males

5097

M40-44

5097

5K→10K

3.1 - 6.2 mi

Top 25%
×5stories
+79ft-138ft

Overall

6511

Males

5767

M40-44

5767

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

5614

Males

5097

M40-44

5097

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

4567

Males

4209

M40-44

4209

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4544

Males

4182

M40-44

4182

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3667

Males

3412

M40-44

3412

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2738

Males

2561

M40-44

2561

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2533

Males

2356

M40-44

2356

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1663

Males

1558

M40-44

1558

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1418

Males

1337

M40-44

1337

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1354

Males

1276

M40-44

1276

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1136

Males

1062

M40-44

1062

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1273

Males

1174

M40-44

1174

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1657

Males

1496

M40-44

1496

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1913

Males

1684

M40-44

1684

Passing Analysis

Category:
Athletes Passed
4461
Passed By
61
Net Change
+4400
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7523
5K → 10K53330+503#7523#7020
10K → 15K50113+488#7020#6532
15K → 20K5794+575#6532#5957
20K → Half911+90#5957#5867
Half → 25K4942+492#5867#5375
25K → 30K6442+642#5375#4733
30K → 20M2862+284#4733#4449
20M → 21M3200+320#4449#4129
21M → 35K1770+177#4129#3952
35K → 23M2950+295#3952#3657
23M → 24M2041+203#3657#3454
24M → 40K1500+150#3454#3304
40K → 25.2M524+48#3304#3256
25.2M → Finish1352+133#3256#3123
TOTALS446161+4400
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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