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BOSTON MARATHON 2024

Nicolas Vaslin

Bib: 4296•M

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 19%
Gender (Male)
#0 / 14578
Top 29%
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
20:14
Rank: #3407
Start → 5K
20:14 | 6:31/mi
10K· 6.21 mi
40:30
Rank: #3276 (+131)
5K → 10K
20:16 | 6:31/mi
15K· 9.32 mi
1:00:48
Rank: #3112 (+164)
10K → 15K
20:18 | 6:32/mi
20K· 12.43 mi
1:21:42
Rank: #3121 (-9)
15K → 20K
20:54 | 6:44/mi
Half· 13.11 mi
1:26:16
Rank: #3133 (-12)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:43:22
Rank: #3323 (-190)
Half → 25K
17:06 | 7:03/mi
30K· 18.64 mi
2:07:13
Rank: #3891 (-568)
25K → 30K
23:51 | 7:41/mi
20M
2:18:09
Rank: #4149 (-258)
30K → 20M
10:56 | 8:03/mi
21M
2:26:52
Rank: #4278 (-129)
20M → 21M
8:43 | 8:43/mi
35K· 21.75 mi
2:32:51
Rank: #4360 (-82)
21M → 35K
5:59 | 8:00/mi
23M
2:43:29
Rank: #4508 (-148)
35K → 23M
10:38 | 8:30/mi
24M
2:51:45
Rank: #4576 (-68)
23M → 24M
8:16 | 8:16/mi
40K· 24.85 mi
2:58:56
Rank: #4612 (-36)
24M → 40K
7:11 | 8:24/mi
25.2M
3:02:17
Rank: #4654 (-42)
40K → 25.2M
3:21 | 9:43/mi
Finish· 26.22 mi
3:10:38
Rank: #4748 (-94)
25.2M → Finish
8:21 | 8:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:16
Pace6:35 /mi
2nd Half
Distance13.11 mi
Time1:44:22
Pace7:58 /mi
📊Positive Split: 21.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:4720:146:3120:14
6:31
-
10K
6.21 mi10:44:0340:306:3120:16
6:31
0:00
15K
9.32 mi11:04:211:00:486:3120:18
6:32
+0:01
20K
12.43 mi11:25:151:21:426:3420:54
6:44
+0:12
Half
13.11 mi11:29:491:26:166:354:34
6:42
-0:02
25K
15.53 mi11:46:551:43:226:3917:06
7:03
+0:21
30K
18.64 mi12:10:462:07:136:4923:51
7:41
+0:38
20M
20.00 mi12:21:422:18:096:5410:56
8:03
+0:22
21M
21.00 mi12:30:252:26:527:008:43
8:43
+0:40
35K
21.75 mi12:36:242:32:517:025:59
8:00
-0:43
23M
23.00 mi12:47:022:43:297:0610:38
8:30
+0:30
24M
24.00 mi12:55:182:51:457:098:16
8:16
-0:14
40K
24.85 mi13:02:292:58:567:127:11
8:24
+0:08
25.2M
25.20 mi13:05:503:02:177:143:21
9:43
+1:19
Finish
26.22 mi13:14:113:10:387:178:21
8:12
-1:31

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

6:31 /mi

Average Pace

7:17 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:22

54% of race

Time at Steady Pace

1:04:34

34% of race

Time at Slower Pace

22:42

12% of race

Average Pace: 7:16 /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 mi10:23:4720:146:3120:14
6:31
#3407
10K
6.21 mi10:44:0340:306:3120:16
6:31
#3276
15K
9.32 mi11:04:211:00:486:3120:18
6:32
#3112
20K
12.43 mi11:25:151:21:426:3420:54
6:44
#3121
Half
13.11 mi11:29:491:26:166:354:34
6:42
#3133
25K
15.53 mi11:46:551:43:226:3917:06
7:03
#3323
30K
18.64 mi12:10:462:07:136:4923:51
7:41
#3891
20M
20.00 mi12:21:422:18:096:5410:56
8:03
#4149
21M
21.00 mi12:30:252:26:527:008:43
8:43
#4278
35K
21.75 mi12:36:242:32:517:025:59
8:00
#4360
23M
23.00 mi12:47:022:43:297:0610:38
8:30
#4508
24M
24.00 mi12:55:182:51:457:098:16
8:16
#4576
40K
24.85 mi13:02:292:58:567:127:11
8:24
#4612
25.2M
25.20 mi13:05:503:02:177:143:21
9:43
#4654
Finish
26.22 mi13:14:113:10:387:178:21
8:12
#4748
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3407324932492904(Top 11%)2772(Top 19%)2772(Top 57%)
10K6.21 mi3.10 mi3276+1313122+1273122+1273156(Top 12%)3003(Top 21%)3003(Top 62%)
15K9.32 mi3.11 mi3112+1642966+1562966+1562904(Top 11%)2772(Top 19%)2772(Top 57%)
20K12.43 mi3.11 mi3121-92977-112977-113380(Top 13%)3199(Top 22%)3199(Top 66%)
Half13.11 mi0.68 mi3133-122988-112988-113757(Top 15%)3527(Top 24%)3527(Top 73%)
25K15.53 mi2.42 mi3323-1903157-1693157-1694595(Top 18%)4182(Top 29%)4182(Top 86%)
30K18.64 mi3.11 mi3891-5683646-4893646-4895999(Top 23%)5012(Top 34%)5012(Top 103%)
20M20.00 mi1.36 mi4149-2583851-2053851-2057000(Top 27%)5430(Top 37%)5430(Top 112%)
21M21.00 mi1.00 mi4278-1293941-903941-907199(Top 28%)5363(Top 37%)5363(Top 111%)
35K21.75 mi0.75 mi4360-823997-563997-567716(Top 30%)5590(Top 38%)5590(Top 115%)
23M23.00 mi1.25 mi4508-1484095-984095-988415(Top 33%)5800(Top 40%)5800(Top 120%)
24M24.00 mi1.00 mi4576-684114-194114-198091(Top 32%)5530(Top 38%)5530(Top 114%)
40K24.85 mi0.85 mi4612-364116-24116-27816(Top 31%)5274(Top 36%)5274(Top 109%)
25.2M25.20 mi0.35 mi4654-424136-204136-209585(Top 38%)6105(Top 42%)6105(Top 126%)
Finish26.22 mi1.02 mi4748-944185-494185-499700(Top 38%)6299(Top 43%)6299(Top 130%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

2904

Males

2772

M18-39

2772

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3156

Males

3003

M18-39

3003

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

2904

Males

2772

M18-39

2772

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3380

Males

3199

M18-39

3199

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

3757

Males

3527

M18-39

3527

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4595

Males

4182

M18-39

4182

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

5999

Males

5012

M18-39

5012

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7000

Males

5430

M18-39

5430

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7199

Males

5363

M18-39

5363

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7716

Males

5590

M18-39

5590

35K→23M

21.8 - 23.0 mi

Top 33%
×5stories
+23ft-63ft

Overall

8415

Males

5800

M18-39

5800

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

8091

Males

5530

M18-39

5530

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

7816

Males

5274

M18-39

5274

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

9585

Males

6105

M18-39

6105

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

9700

Males

6299

M18-39

6299

Passing Analysis

Category:
Athletes Passed
995
Passed By
2336
Net Change
-1341
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3407
5K → 10K19867+131#3407#3276
10K → 15K20137+164#3276#3112
15K → 20K107116-9#3112#3121
20K → Half1123-12#3121#3133
Half → 25K72262-190#3133#3323
25K → 30K57625-568#3323#3891
30K → 20M44302-258#3891#4149
20M → 21M58187-129#4149#4278
21M → 35K35117-82#4278#4360
35K → 23M45193-148#4360#4508
23M → 24M58126-68#4508#4576
24M → 40K5591-36#4576#4612
40K → 25.2M2163-42#4612#4654
25.2M → Finish33127-94#4654#4748
TOTALS9952336-1341
📊

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