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BOSTON MARATHON 2023

Joaquin Velazquez Leon

Bib: 1679•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 5%
Division (M18-39)
#0 / 5285
Top 13%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:55
Rank: #867
Start → 5K
18:55 | 6:05/mi
10K· 6.21 mi
38:14
Rank: #1090 (-223)
5K → 10K
19:19 | 6:13/mi
15K· 9.32 mi
57:31
Rank: #1125 (-35)
10K → 15K
19:17 | 6:12/mi
20K· 12.43 mi
1:17:00
Rank: #1144 (-19)
15K → 20K
19:29 | 6:16/mi
Half· 13.11 mi
1:21:04
Rank: #1119 (+25)
20K → Half
4:04 | 5:58/mi
25K· 15.53 mi
1:36:24
Rank: #1145 (-26)
Half → 25K
15:20 | 6:19/mi
30K· 18.64 mi
1:56:02
Rank: #1095 (+50)
25K → 30K
19:38 | 6:19/mi
20M
2:04:42
Rank: #1076 (+19)
30K → 20M
8:40 | 6:23/mi
21M
2:11:13
Rank: #1031 (+45)
20M → 21M
6:31 | 6:31/mi
35K· 21.75 mi
2:15:42
Rank: #1005 (+26)
21M → 35K
4:29 | 6:00/mi
23M
2:23:34
Rank: #974 (+31)
35K → 23M
7:52 | 6:17/mi
24M
2:29:35
Rank: #944 (+30)
23M → 24M
6:01 | 6:01/mi
40K· 24.85 mi
2:34:56
Rank: #921 (+23)
24M → 40K
5:21 | 6:15/mi
25.2M
2:37:14
Rank: #912 (+9)
40K → 25.2M
2:18 | 6:40/mi
Finish· 26.22 mi
2:43:04
Rank: #859 (+53)
25.2M → Finish
5:50 | 5:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:04
Pace6:11 /mi
2nd Half
Distance13.11 mi
Time1:22:00
Pace6:15 /mi
📊Positive Split: 1.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:2018:556:0518:55
6:05
-
10K
6.21 mi10:38:3938:146:0919:19
6:13
+0:08
15K
9.32 mi10:57:5657:316:1019:17
6:12
-0:01
20K
12.43 mi11:17:251:17:006:1219:29
6:16
+0:04
Half
13.11 mi11:21:291:21:046:114:04
5:58
-0:18
25K
15.53 mi11:36:491:36:246:1215:20
6:19
+0:21
30K
18.64 mi11:56:271:56:026:1319:38
6:19
0:00
20M
20.00 mi12:05:072:04:426:148:40
6:23
+0:04
21M
21.00 mi12:11:382:11:136:156:31
6:31
+0:08
35K
21.75 mi12:16:072:15:426:144:29
6:00
-0:31
23M
23.00 mi12:23:592:23:346:157:52
6:17
+0:17
24M
24.00 mi12:30:002:29:356:146:01
6:01
-0:16
40K
24.85 mi12:35:212:34:566:145:21
6:15
+0:14
25.2M
25.20 mi12:37:392:37:146:142:18
6:40
+0:25
Finish
26.22 mi12:43:292:43:046:135:50
5:43
-0:57

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

5:43 /mi

Average Pace

6:13 /mi

Slowest Pace

6:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:37

68% of race

Time at Steady Pace

52:27

32% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:13 /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 mi10:19:2018:556:0518:55
6:05
#867
10K
6.21 mi10:38:3938:146:0919:19
6:13
#1090
15K
9.32 mi10:57:5657:316:1019:17
6:12
#1125
20K
12.43 mi11:17:251:17:006:1219:29
6:16
#1144
Half
13.11 mi11:21:291:21:046:114:04
5:58
#1119
25K
15.53 mi11:36:491:36:246:1215:20
6:19
#1145
30K
18.64 mi11:56:271:56:026:1319:38
6:19
#1095
20M
20.00 mi12:05:072:04:426:148:40
6:23
#1076
21M
21.00 mi12:11:382:11:136:156:31
6:31
#1031
35K
21.75 mi12:16:072:15:426:144:29
6:00
#1005
23M
23.00 mi12:23:592:23:346:157:52
6:17
#974
24M
24.00 mi12:30:002:29:356:146:01
6:01
#944
40K
24.85 mi12:35:212:34:566:145:21
6:15
#921
25.2M
25.20 mi12:37:392:37:146:142:18
6:40
#912
Finish
26.22 mi12:43:292:43:046:135:50
5:43
#859
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi8678148141254(Top 5%)1194(Top 8%)1194(Top 23%)
10K6.21 mi3.10 mi1090-2231032-2181032-2181408(Top 5%)1343(Top 9%)1343(Top 25%)
15K9.32 mi3.11 mi1125-351065-331065-331254(Top 5%)1194(Top 8%)1194(Top 23%)
20K12.43 mi3.11 mi1144-191088-231088-231280(Top 5%)1223(Top 8%)1223(Top 23%)
Half13.11 mi0.68 mi1119+251064+241064+24683(Top 3%)643(Top 4%)643(Top 12%)
25K15.53 mi2.42 mi1145-261090-261090-261411(Top 5%)1348(Top 9%)1348(Top 26%)
30K18.64 mi3.11 mi1095+501044+461044+46954(Top 4%)908(Top 6%)908(Top 17%)
20M20.00 mi1.36 mi1076+191025+191025+191056(Top 4%)1011(Top 7%)1011(Top 19%)
21M21.00 mi1.00 mi1031+45981+44981+44683(Top 3%)644(Top 4%)644(Top 12%)
35K21.75 mi0.75 mi1005+26955+26955+26672(Top 3%)632(Top 4%)632(Top 12%)
23M23.00 mi1.25 mi974+31927+28927+28794(Top 3%)753(Top 5%)753(Top 14%)
24M24.00 mi1.00 mi944+30897+30897+30580(Top 2%)550(Top 4%)550(Top 10%)
40K24.85 mi0.85 mi921+23874+23874+23777(Top 3%)736(Top 5%)736(Top 14%)
25.2M25.20 mi0.35 mi912+9865+9865+9806(Top 3%)767(Top 5%)767(Top 15%)
Finish26.22 mi1.02 mi859+53813+52813+52273(Top 1%)256(Top 2%)256(Top 5%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1254

Males

1194

M18-39

1194

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1408

Males

1343

M18-39

1343

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1254

Males

1194

M18-39

1194

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1280

Males

1223

M18-39

1223

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

683

Males

643

M18-39

643

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1411

Males

1348

M18-39

1348

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

954

Males

908

M18-39

908

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1056

Males

1011

M18-39

1011

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

683

Males

644

M18-39

644

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

672

Males

632

M18-39

632

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

794

Males

753

M18-39

753

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

580

Males

550

M18-39

550

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

777

Males

736

M18-39

736

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

806

Males

767

M18-39

767

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2stories
+22ft-21ft

Overall

273

Males

256

M18-39

256

Passing Analysis

Category:
Athletes Passed
412
Passed By
404
Net Change
+8
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#867
5K → 10K3226-223#867#1090
10K → 15K1651-35#1090#1125
15K → 20K2645-19#1125#1144
20K → Half250+25#1144#1119
Half → 25K1945-26#1119#1145
25K → 30K6717+50#1145#1095
30K → 20M267+19#1095#1076
20M → 21M483+45#1076#1031
21M → 35K282+26#1031#1005
35K → 23M343+31#1005#974
23M → 24M311+30#974#944
24M → 40K263+23#944#921
40K → 25.2M90+9#921#912
25.2M → Finish541+53#912#859
TOTALS412404+8
📊

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