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BOSTON MARATHON 2023

Elvin Leroux

Bib: 5337•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 6%
Gender (Male)
#0 / 15176
Top 11%
Division (M18-39)
#0 / 5285
Top 25%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:33
Rank: #1409
Start → 5K
19:33 | 6:18/mi
10K· 6.21 mi
38:49
Rank: #1365 (+44)
5K → 10K
19:16 | 6:12/mi
15K· 9.32 mi
58:09
Rank: #1319 (+46)
10K → 15K
19:20 | 6:13/mi
20K· 12.43 mi
1:17:49
Rank: #1349 (-30)
15K → 20K
19:40 | 6:20/mi
Half· 13.11 mi
1:22:05
Rank: #1353 (-4)
20K → Half
4:16 | 6:15/mi
25K· 15.53 mi
1:37:31
Rank: #1382 (-29)
Half → 25K
15:26 | 6:22/mi
30K· 18.64 mi
1:57:58
Rank: #1457 (-75)
25K → 30K
20:27 | 6:35/mi
20M
2:07:10
Rank: #1514 (-57)
30K → 20M
9:12 | 6:46/mi
21M
2:14:26
Rank: #1579 (-65)
20M → 21M
7:16 | 7:16/mi
35K· 21.75 mi
2:19:14
Rank: #1578 (+1)
21M → 35K
4:48 | 6:25/mi
23M
2:27:40
Rank: #1602 (-24)
35K → 23M
8:26 | 6:44/mi
24M
2:34:17
Rank: #1621 (-19)
23M → 24M
6:37 | 6:37/mi
40K· 24.85 mi
2:40:07
Rank: #1632 (-11)
24M → 40K
5:50 | 6:49/mi
25.2M
2:42:28
Rank: #1618 (+14)
40K → 25.2M
2:21 | 6:49/mi
Finish· 26.22 mi
2:49:25
Rank: #1679 (-61)
25.2M → Finish
6:57 | 6:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:05
Pace6:16 /mi
2nd Half
Distance13.11 mi
Time1:27:20
Pace6:40 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:4119:336:1819:33
6:18
-
10K
6.21 mi10:40:5738:496:1519:16
6:12
-0:06
15K
9.32 mi11:00:1758:096:1419:20
6:13
+0:01
20K
12.43 mi11:19:571:17:496:1619:40
6:20
+0:07
Half
13.11 mi11:24:131:22:056:164:16
6:15
-0:05
25K
15.53 mi11:39:391:37:316:1715:26
6:22
+0:07
30K
18.64 mi12:00:061:57:586:2020:27
6:35
+0:13
20M
20.00 mi12:09:182:07:106:219:12
6:46
+0:11
21M
21.00 mi12:16:342:14:266:247:16
7:16
+0:30
35K
21.75 mi12:21:222:19:146:244:48
6:25
-0:51
23M
23.00 mi12:29:482:27:406:258:26
6:44
+0:19
24M
24.00 mi12:36:252:34:176:266:37
6:37
-0:07
40K
24.85 mi12:42:152:40:076:275:50
6:49
+0:12
25.2M
25.20 mi12:44:362:42:286:272:21
6:49
0:00
Finish
26.22 mi12:51:332:49:256:286:57
6:49
0:00

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

6:12 /mi

Average Pace

6:28 /mi

Slowest Pace

7:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:09

96% of race

Time at Steady Pace

7:16

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:28 /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 mi10:21:4119:336:1819:33
6:18
#1409
10K
6.21 mi10:40:5738:496:1519:16
6:12
#1365
15K
9.32 mi11:00:1758:096:1419:20
6:13
#1319
20K
12.43 mi11:19:571:17:496:1619:40
6:20
#1349
Half
13.11 mi11:24:131:22:056:164:16
6:15
#1353
25K
15.53 mi11:39:391:37:316:1715:26
6:22
#1382
30K
18.64 mi12:00:061:57:586:2020:27
6:35
#1457
20M
20.00 mi12:09:182:07:106:219:12
6:46
#1514
21M
21.00 mi12:16:342:14:266:247:16
7:16
#1579
35K
21.75 mi12:21:222:19:146:244:48
6:25
#1578
23M
23.00 mi12:29:482:27:406:258:26
6:44
#1602
24M
24.00 mi12:36:252:34:176:266:37
6:37
#1621
40K
24.85 mi12:42:152:40:076:275:50
6:49
#1632
25.2M
25.20 mi12:44:362:42:286:272:21
6:49
#1618
Finish
26.22 mi12:51:332:49:256:286:57
6:49
#1679
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1409133913391326(Top 5%)1264(Top 8%)1264(Top 24%)
10K6.21 mi3.10 mi1365+441299+401299+401365(Top 5%)1301(Top 9%)1301(Top 25%)
15K9.32 mi3.11 mi1319+461255+441255+441326(Top 5%)1264(Top 8%)1264(Top 24%)
20K12.43 mi3.11 mi1349-301284-291284-291524(Top 6%)1456(Top 10%)1456(Top 28%)
Half13.11 mi0.68 mi1353-41289-51289-51599(Top 6%)1534(Top 10%)1534(Top 29%)
25K15.53 mi2.42 mi1382-291319-301319-301587(Top 6%)1521(Top 10%)1521(Top 29%)
30K18.64 mi3.11 mi1457-751393-741393-741878(Top 7%)1797(Top 12%)1797(Top 34%)
20M20.00 mi1.36 mi1514-571446-531446-532615(Top 10%)2472(Top 16%)2472(Top 47%)
21M21.00 mi1.00 mi1579-651509-631509-633409(Top 13%)3167(Top 21%)3167(Top 60%)
35K21.75 mi0.75 mi1578+11508+11508+12004(Top 8%)1902(Top 13%)1902(Top 36%)
23M23.00 mi1.25 mi1602-241532-241532-242310(Top 9%)2171(Top 14%)2171(Top 41%)
24M24.00 mi1.00 mi1621-191550-181550-182621(Top 10%)2439(Top 16%)2439(Top 46%)
40K24.85 mi0.85 mi1632-111559-91559-92891(Top 11%)2658(Top 18%)2658(Top 50%)
25.2M25.20 mi0.35 mi1618+141546+131546+131260(Top 5%)1192(Top 8%)1192(Top 23%)
Finish26.22 mi1.02 mi1679-611603-571603-574239(Top 16%)3715(Top 24%)3715(Top 70%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1326

Males

1264

M18-39

1264

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1365

Males

1301

M18-39

1301

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1326

Males

1264

M18-39

1264

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1524

Males

1456

M18-39

1456

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1599

Males

1534

M18-39

1534

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1587

Males

1521

M18-39

1521

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1878

Males

1797

M18-39

1797

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2615

Males

2472

M18-39

2472

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3409

Males

3167

M18-39

3167

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2004

Males

1902

M18-39

1902

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2310

Males

2171

M18-39

2171

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2621

Males

2439

M18-39

2439

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2891

Males

2658

M18-39

2658

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1260

Males

1192

M18-39

1192

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4239

Males

3715

M18-39

3715

Passing Analysis

Category:
Athletes Passed
364
Passed By
634
Net Change
-270
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1409
5K → 10K9046+44#1409#1365
10K → 15K7428+46#1365#1319
15K → 20K3161-30#1319#1349
20K → Half610-4#1349#1353
Half → 25K1948-29#1353#1382
25K → 30K27102-75#1382#1457
30K → 20M1067-57#1457#1514
20M → 21M974-65#1514#1579
21M → 35K1110+1#1579#1578
35K → 23M1741-24#1578#1602
23M → 24M2342-19#1602#1621
24M → 40K2031-11#1621#1632
40K → 25.2M162+14#1632#1618
25.2M → Finish1172-61#1618#1679
TOTALS364634-270
📊

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