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BOSTON MARATHON 2023

Alberto Marmolejo Cruz

Bib: 260•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 8%
Gender (Male)
#0 / 15176
Top 13%
Division (M18-39)
#0 / 5285
Top 30%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
16:50
Rank: #95
Start → 5K
16:50 | 5:25/mi
10K· 6.21 mi
33:59
Rank: #117 (-22)
5K → 10K
17:09 | 5:31/mi
15K· 9.32 mi
51:44
Rank: #162 (-45)
10K → 15K
17:45 | 5:43/mi
20K· 12.43 mi
1:10:19
Rank: #210 (-48)
15K → 20K
18:35 | 5:59/mi
Half· 13.11 mi
1:14:17
Rank: #219 (-9)
20K → Half
3:58 | 5:49/mi
25K· 15.53 mi
1:29:29
Rank: #305 (-86)
Half → 25K
15:12 | 6:16/mi
30K· 18.64 mi
1:51:07
Rank: #509 (-204)
25K → 30K
21:38 | 6:58/mi
20M
2:01:16
Rank: #666 (-157)
30K → 20M
10:09 | 7:28/mi
21M
2:09:47
Rank: #865 (-199)
20M → 21M
8:31 | 8:31/mi
35K· 21.75 mi
2:15:33
Rank: #987 (-122)
21M → 35K
5:46 | 7:42/mi
23M
2:25:38
Rank: #1261 (-274)
35K → 23M
10:05 | 8:03/mi
24M
2:33:33
Rank: #1494 (-233)
23M → 24M
7:55 | 7:55/mi
40K· 24.85 mi
2:40:26
Rank: #1689 (-195)
24M → 40K
6:53 | 8:03/mi
25.2M
2:43:25
Rank: #1785 (-96)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
2:52:07
Rank: #2127 (-342)
25.2M → Finish
8:42 | 8:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:14:17
Pace5:40 /mi
2nd Half
Distance13.11 mi
Time1:37:50
Pace7:28 /mi
📊Positive Split: 31.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:16:5216:505:2516:50
5:25
-
10K
6.21 mi10:34:0133:595:2817:09
5:31
+0:06
15K
9.32 mi10:51:4651:445:3317:45
5:43
+0:12
20K
12.43 mi11:10:211:10:195:3918:35
5:59
+0:16
Half
13.11 mi11:14:191:14:175:403:58
5:49
-0:10
25K
15.53 mi11:29:311:29:295:4615:12
6:16
+0:27
30K
18.64 mi11:51:091:51:075:5821:38
6:58
+0:42
20M
20.00 mi12:01:182:01:166:0410:09
7:28
+0:30
21M
21.00 mi12:09:492:09:476:118:31
8:31
+1:03
35K
21.75 mi12:15:352:15:336:145:46
7:42
-0:49
23M
23.00 mi12:25:402:25:386:2010:05
8:03
+0:21
24M
24.00 mi12:33:352:33:336:247:55
7:55
-0:08
40K
24.85 mi12:40:282:40:266:276:53
8:03
+0:08
25.2M
25.20 mi12:43:272:43:256:292:59
8:39
+0:36
Finish
26.22 mi12:52:092:52:076:348:42
8:32
-0:07

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

5:25 /mi

Average Pace

6:34 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:29

52% of race

Time at Steady Pace

45:28

26% of race

Time at Slower Pace

37:10

22% of race

Average Pace: 6:34 /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 mi10:16:5216:505:2516:50
5:25
#95
10K
6.21 mi10:34:0133:595:2817:09
5:31
#117
15K
9.32 mi10:51:4651:445:3317:45
5:43
#162
20K
12.43 mi11:10:211:10:195:3918:35
5:59
#210
Half
13.11 mi11:14:191:14:175:403:58
5:49
#219
25K
15.53 mi11:29:311:29:295:4615:12
6:16
#305
30K
18.64 mi11:51:091:51:075:5821:38
6:58
#509
20M
20.00 mi12:01:182:01:166:0410:09
7:28
#666
21M
21.00 mi12:09:492:09:476:118:31
8:31
#865
35K
21.75 mi12:15:352:15:336:145:46
7:42
#987
23M
23.00 mi12:25:402:25:386:2010:05
8:03
#1261
24M
24.00 mi12:33:352:33:336:247:55
7:55
#1494
40K
24.85 mi12:40:282:40:266:276:53
8:03
#1689
25.2M
25.20 mi12:43:272:43:256:292:59
8:39
#1785
Finish
26.22 mi12:52:092:52:076:348:42
8:32
#2127
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi959595264(Top 1.0%)235(Top 2%)235(Top 4%)
10K6.21 mi3.10 mi117-22117-22117-22161(Top 0.6%)134(Top 0.9%)134(Top 3%)
15K9.32 mi3.11 mi162-45140-23140-23264(Top 1.0%)235(Top 2%)235(Top 4%)
20K12.43 mi3.11 mi210-48184-44184-44540(Top 2%)500(Top 3%)500(Top 9%)
Half13.11 mi0.68 mi219-9193-9193-9423(Top 2%)392(Top 3%)392(Top 7%)
25K15.53 mi2.42 mi305-86273-80273-801223(Top 5%)1169(Top 8%)1169(Top 22%)
30K18.64 mi3.11 mi509-204470-197470-1974080(Top 15%)3807(Top 25%)3807(Top 72%)
20M20.00 mi1.36 mi666-157624-154624-1546554(Top 25%)5673(Top 37%)5673(Top 107%)
21M21.00 mi1.00 mi865-199819-195819-19510534(Top 40%)7867(Top 52%)7867(Top 149%)
35K21.75 mi0.75 mi987-122939-120939-1209914(Top 37%)7568(Top 50%)7568(Top 143%)
23M23.00 mi1.25 mi1261-2741204-2651204-26510084(Top 38%)7515(Top 50%)7515(Top 142%)
24M24.00 mi1.00 mi1494-2331425-2211425-22110586(Top 40%)7682(Top 51%)7682(Top 145%)
40K24.85 mi0.85 mi1689-1951614-1891614-18910312(Top 39%)7479(Top 49%)7479(Top 142%)
25.2M25.20 mi0.35 mi1785-961706-921706-9210316(Top 39%)7414(Top 49%)7414(Top 140%)
Finish26.22 mi1.02 mi2127-3422040-3342040-33415592(Top 59%)9978(Top 66%)9978(Top 189%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1.0%
×21stories
+97ft-345ft

Overall

264

Males

235

M18-39

235

5K→10K

3.1 - 6.2 mi

Top 0.6%
×5stories
+79ft-138ft

Overall

161

Males

134

M18-39

134

10K→15K

6.2 - 9.3 mi

Top 1.0%
×3stories
+67ft-78ft

Overall

264

Males

235

M18-39

235

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

540

Males

500

M18-39

500

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

423

Males

392

M18-39

392

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1223

Males

1169

M18-39

1169

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4080

Males

3807

M18-39

3807

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6554

Males

5673

M18-39

5673

20M→21M

20.0 - 21.0 mi

Top 40%
×8stories
+106ft-24ft

Overall

10534

Males

7867

M18-39

7867

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

9914

Males

7568

M18-39

7568

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10084

Males

7515

M18-39

7515

23M→24M

23.0 - 24.0 mi

Top 40%
×6stories
+12ft-82ft

Overall

10586

Males

7682

M18-39

7682

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10312

Males

7479

M18-39

7479

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10316

Males

7414

M18-39

7414

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

15592

Males

9978

M18-39

9978

Passing Analysis

Category:
Athletes Passed
7
Passed By
2039
Net Change
-2032
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#95
5K → 10K022-22#95#117
10K → 15K146-45#117#162
15K → 20K149-48#162#210
20K → Half09-9#210#219
Half → 25K086-86#219#305
25K → 30K1205-204#305#509
30K → 20M0157-157#509#666
20M → 21M0199-199#666#865
21M → 35K1123-122#865#987
35K → 23M0274-274#987#1261
23M → 24M1234-233#1261#1494
24M → 40K2197-195#1494#1689
40K → 25.2M096-96#1689#1785
25.2M → Finish0342-342#1785#2127
TOTALS72039-2032
📊

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