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BOSTON MARATHON 2023

Aaron De La Cruz

Bib: 5303•M

MS

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 20%
Division (M18-39)
#0 / 5285
Top 42%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:08
Rank: #4684
Start → 5K
6:48/mi
21:08 split
10K· 6.21 mi
42:34
Rank: #5415 (-731)
5K → 10K
6:54/mi
21:26 split
15K· 9.32 mi
1:03:27
Rank: #5056 (+359)
10K → 15K
6:43/mi
20:53 split
20K· 12.43 mi
1:24:32
Rank: #4861 (+195)
15K → 20K
6:47/mi
21:05 split
Half· 13.11 mi
1:29:05
Rank: #4817 (+44)
20K → Half
6:40/mi
4:33 split
25K· 15.53 mi
1:45:21
Rank: #4516 (+301)
Half → 25K
6:43/mi
16:16 split
30K· 18.64 mi
2:06:32
Rank: #4192 (+324)
25K → 30K
6:49/mi
21:11 split
20M
2:15:45
Rank: #4030 (+162)
30K → 20M
6:47/mi
9:13 split
21M
2:22:46
Rank: #3846 (+184)
20M → 21M
7:01/mi
7:01 split
35K· 21.75 mi
2:27:41
Rank: #3785 (+61)
21M → 35K
6:34/mi
4:55 split
23M
2:36:22
Rank: #3730 (+55)
35K → 23M
6:56/mi
8:41 split
24M
2:42:51
Rank: #3598 (+132)
23M → 24M
6:29/mi
6:29 split
40K· 24.85 mi
2:48:27
Rank: #3472 (+126)
24M → 40K
6:33/mi
5:36 split
25.2M
2:50:48
Rank: #3414 (+58)
40K → 25.2M
6:49/mi
2:21 split
Finish· 26.22 mi
2:57:03
Rank: #3203 (+211)
25.2M → Finish
6:08/mi
6:15 split

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:29:05
Pace6:48 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:27:58
Pace6:43 /mi
📊Negative Split: 1.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3621:086:4821:08
6:48
-
10K
6.21 mi10:45:0242:346:5121:26
6:54
+0:06
15K
9.32 mi11:05:551:03:276:4820:53
6:43
-0:11
20K
12.43 mi11:27:001:24:326:4821:05
6:47
+0:04
Half
13.11 mi11:31:331:29:056:484:33
6:40
-0:07
25K
15.53 mi11:47:491:45:216:4716:16
6:43
+0:03
30K
18.64 mi12:09:002:06:326:4721:11
6:49
+0:06
20M
20.00 mi12:18:132:15:456:479:13
6:47
-0:02
21M
21.00 mi12:25:142:22:466:487:01
7:01
+0:14
35K
21.75 mi12:30:092:27:416:474:55
6:34
-0:27
23M
23.00 mi12:38:502:36:226:488:41
6:56
+0:22
24M
24.00 mi12:45:192:42:516:476:29
6:29
-0:27
40K
24.85 mi12:50:552:48:276:475:36
6:33
+0:04
25.2M
25.20 mi12:53:162:50:486:472:21
6:49
+0:16
Finish
26.22 mi12:59:312:57:036:456:15
6:08
-0:41

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

6:08 /mi

Average Pace

6:45 /mi

Slowest Pace

7:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:04:57

37% of race

Time at Steady Pace

1:52:06

63% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:45 /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 mi10:23:3621:086:4821:08
6:48
#4684
10K
6.21 mi10:45:0242:346:5121:26
6:54
#5415
15K
9.32 mi11:05:551:03:276:4820:53
6:43
#5056
20K
12.43 mi11:27:001:24:326:4821:05
6:47
#4861
Half
13.11 mi11:31:331:29:056:484:33
6:40
#4817
25K
15.53 mi11:47:491:45:216:4716:16
6:43
#4516
30K
18.64 mi12:09:002:06:326:4721:11
6:49
#4192
20M
20.00 mi12:18:132:15:456:479:13
6:47
#4030
21M
21.00 mi12:25:142:22:466:487:01
7:01
#3846
35K
21.75 mi12:30:092:27:416:474:55
6:34
#3785
23M
23.00 mi12:38:502:36:226:488:41
6:56
#3730
24M
24.00 mi12:45:192:42:516:476:29
6:29
#3598
40K
24.85 mi12:50:552:48:276:475:36
6:33
#3472
25.2M
25.20 mi12:53:162:50:486:472:21
6:49
#3414
Finish
26.22 mi12:59:312:57:036:456:15
6:08
#3203
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4684435843584319(Top 16%)4044(Top 27%)4044(Top 77%)
10K6.21 mi3.10 mi5415-7315000-6425000-6426102(Top 23%)5536(Top 36%)5536(Top 105%)
15K9.32 mi3.11 mi5056+3594692+3084692+3084319(Top 16%)4044(Top 27%)4044(Top 77%)
20K12.43 mi3.11 mi4861+1954526+1664526+1664289(Top 16%)4006(Top 26%)4006(Top 76%)
Half13.11 mi0.68 mi4817+444487+394487+393977(Top 15%)3729(Top 25%)3729(Top 71%)
25K15.53 mi2.42 mi4516+3014219+2684219+2683414(Top 13%)3235(Top 21%)3235(Top 61%)
30K18.64 mi3.11 mi4192+3243935+2843935+2843106(Top 12%)2931(Top 19%)2931(Top 55%)
20M20.00 mi1.36 mi4030+1623788+1473788+1472716(Top 10%)2570(Top 17%)2570(Top 49%)
21M21.00 mi1.00 mi3846+1843622+1663622+1662228(Top 8%)2106(Top 14%)2106(Top 40%)
35K21.75 mi0.75 mi3785+613566+563566+562846(Top 11%)2673(Top 18%)2673(Top 51%)
23M23.00 mi1.25 mi3730+553514+523514+523425(Top 13%)3173(Top 21%)3173(Top 60%)
24M24.00 mi1.00 mi3598+1323395+1193395+1192045(Top 8%)1920(Top 13%)1920(Top 36%)
40K24.85 mi0.85 mi3472+1263280+1153280+1151752(Top 7%)1650(Top 11%)1650(Top 31%)
25.2M25.20 mi0.35 mi3414+583225+553225+551241(Top 5%)1180(Top 8%)1180(Top 22%)
Finish26.22 mi1.02 mi3203+2113030+1953030+1951103(Top 4%)1052(Top 7%)1052(Top 20%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21story building
+97ft-345ft

Overall

4319

Males

4044

M18-39

4044

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6102

Males

5536

M18-39

5536

10K→15K

6.2 - 9.3 mi

Top 16%
×3story building
+67ft-78ft

Overall

4319

Males

4044

M18-39

4044

15K→20K

9.3 - 12.4 mi

Top 16%
×5story building
+106ft-86ft

Overall

4289

Males

4006

M18-39

4006

20K→Half

12.4 - 13.1 mi

Top 15%
×2story building
+19ft-37ft

Overall

3977

Males

3729

M18-39

3729

Half→25K

13.1 - 15.5 mi

Top 13%
×4story building
+66ft-88ft

Overall

3414

Males

3235

M18-39

3235

25K→30K

15.5 - 18.6 mi

Top 12%
×9story building
+181ft-148ft

Overall

3106

Males

2931

M18-39

2931

30K→20M

18.6 - 20.0 mi

Top 10%
×5story building
+64ft-50ft

Overall

2716

Males

2570

M18-39

2570

20M→21M

20.0 - 21.0 mi

Top 8%
×8story building
+106ft-24ft

Overall

2228

Males

2106

M18-39

2106

21M→35K

21.0 - 21.8 mi

Top 11%
×7story building
+17ft-86ft

Overall

2846

Males

2673

M18-39

2673

35K→23M

21.8 - 23.0 mi

Top 13%
×5story building
+23ft-63ft

Overall

3425

Males

3173

M18-39

3173

23M→24M

23.0 - 24.0 mi

Top 8%
×6story building
+12ft-82ft

Overall

2045

Males

1920

M18-39

1920

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1752

Males

1650

M18-39

1650

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1241

Males

1180

M18-39

1180

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2story building
+22ft-21ft

Overall

1103

Males

1052

M18-39

1052

Passing Analysis

Category:
Athletes Passed
2369
Passed By
888
Net Change
+1481
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4684
5K → 10K37768-731#4684#5415
10K → 15K37920+359#5415#5056
15K → 20K22328+195#5056#4861
20K → Half506+44#4861#4817
Half → 25K3087+301#4817#4516
25K → 30K3317+324#4516#4192
30K → 20M1642+162#4192#4030
20M → 21M1917+184#4030#3846
21M → 35K676+61#3846#3785
35K → 23M8732+55#3785#3730
23M → 24M1353+132#3730#3598
24M → 40K1260+126#3598#3472
40K → 25.2M591+58#3472#3414
25.2M → Finish2121+211#3414#3203
TOTALS2369888+1481
📊

Passing Visuals

Category:
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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