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BOSTON MARATHON 2023

Alexander Brenes Méndez

Bib: 4146•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 20%
Gender (Male)
#0 / 15176
Top 33%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:54
Rank: #3915
Start → 5K
20:54 | 6:44/mi
10K· 6.21 mi
41:35
Rank: #3898 (+17)
5K → 10K
20:41 | 6:39/mi
15K· 9.32 mi
1:02:25
Rank: #3985 (-87)
10K → 15K
20:50 | 6:42/mi
20K· 12.43 mi
1:23:29
Rank: #4029 (-44)
15K → 20K
21:04 | 6:47/mi
Half· 13.11 mi
1:28:01
Rank: #4022 (+7)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:44:34
Rank: #4065 (-43)
Half → 25K
16:33 | 6:50/mi
30K· 18.64 mi
2:06:24
Rank: #4126 (-61)
25K → 30K
21:50 | 7:02/mi
20M
2:16:15
Rank: #4266 (-140)
30K → 20M
9:51 | 7:15/mi
21M
2:24:14
Rank: #4482 (-216)
20M → 21M
7:59 | 7:59/mi
35K· 21.75 mi
2:30:33
Rank: #4887 (-405)
21M → 35K
6:19 | 8:27/mi
23M
2:40:48
Rank: #5175 (-288)
35K → 23M
10:15 | 8:11/mi
24M
2:48:29
Rank: #5269 (-94)
23M → 24M
7:41 | 7:41/mi
40K· 24.85 mi
2:55:42
Rank: #5467 (-198)
24M → 40K
7:13 | 8:26/mi
25.2M
2:58:40
Rank: #5501 (-34)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:05:56
Rank: #5456 (+45)
25.2M → Finish
7:16 | 7:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:01
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:37:55
Pace7:28 /mi
📊Positive Split: 11.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3720:546:4420:54
6:44
-
10K
6.21 mi10:43:1841:356:4220:41
6:39
-0:05
15K
9.32 mi11:04:081:02:256:4220:50
6:42
+0:03
20K
12.43 mi11:25:121:23:296:4321:04
6:47
+0:05
Half
13.11 mi11:29:441:28:016:434:32
6:39
-0:08
25K
15.53 mi11:46:171:44:346:4416:33
6:50
+0:11
30K
18.64 mi12:08:072:06:246:4721:50
7:02
+0:12
20M
20.00 mi12:17:582:16:156:499:51
7:15
+0:13
21M
21.00 mi12:25:572:24:146:527:59
7:59
+0:44
35K
21.75 mi12:32:162:30:336:556:19
8:27
+0:28
23M
23.00 mi12:42:312:40:486:5910:15
8:11
-0:16
24M
24.00 mi12:50:122:48:297:017:41
7:41
-0:30
40K
24.85 mi12:57:252:55:427:047:13
8:26
+0:45
25.2M
25.20 mi13:00:232:58:407:052:58
8:36
+0:10
Finish
26.22 mi13:07:393:05:567:067:16
7:08
-1:28

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

6:39 /mi

Average Pace

7:06 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:06:57

36% of race

Time at Steady Pace

1:16:34

41% of race

Time at Slower Pace

42:25

23% of race

Average Pace: 7:05 /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 mi10:22:3720:546:4420:54
6:44
#3915
10K
6.21 mi10:43:1841:356:4220:41
6:39
#3898
15K
9.32 mi11:04:081:02:256:4220:50
6:42
#3985
20K
12.43 mi11:25:121:23:296:4321:04
6:47
#4029
Half
13.11 mi11:29:441:28:016:434:32
6:39
#4022
25K
15.53 mi11:46:171:44:346:4416:33
6:50
#4065
30K
18.64 mi12:08:072:06:246:4721:50
7:02
#4126
20M
20.00 mi12:17:582:16:156:499:51
7:15
#4266
21M
21.00 mi12:25:572:24:146:527:59
7:59
#4482
35K
21.75 mi12:32:162:30:336:556:19
8:27
#4887
23M
23.00 mi12:42:312:40:486:5910:15
8:11
#5175
24M
24.00 mi12:50:122:48:297:017:41
7:41
#5269
40K
24.85 mi12:57:252:55:427:047:13
8:26
#5467
25.2M
25.20 mi13:00:232:58:407:052:58
8:36
#5501
Finish
26.22 mi13:07:393:05:567:067:16
7:08
#5456
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3915367636764200(Top 16%)3942(Top 26%)3942(Top 75%)
10K6.21 mi3.10 mi3898+173670+63670+63957(Top 15%)3727(Top 25%)3727(Top 71%)
15K9.32 mi3.11 mi3985-873752-823752-824200(Top 16%)3942(Top 26%)3942(Top 75%)
20K12.43 mi3.11 mi4029-443786-343786-344268(Top 16%)3996(Top 26%)3996(Top 76%)
Half13.11 mi0.68 mi4022+73779+73779+73877(Top 15%)3661(Top 24%)3661(Top 69%)
25K15.53 mi2.42 mi4065-433819-403819-404393(Top 17%)4097(Top 27%)4097(Top 78%)
30K18.64 mi3.11 mi4126-613879-603879-604539(Top 17%)4203(Top 28%)4203(Top 80%)
20M20.00 mi1.36 mi4266-1403998-1193998-1195363(Top 20%)4825(Top 32%)4825(Top 91%)
21M21.00 mi1.00 mi4482-2164183-1854183-1857205(Top 27%)5983(Top 39%)5983(Top 113%)
35K21.75 mi0.75 mi4887-4054536-3534536-35314925(Top 56%)9830(Top 65%)9830(Top 186%)
23M23.00 mi1.25 mi5175-2884757-2214757-22111050(Top 42%)7981(Top 53%)7981(Top 151%)
24M24.00 mi1.00 mi5269-944836-794836-798928(Top 34%)6842(Top 45%)6842(Top 129%)
40K24.85 mi0.85 mi5467-1984987-1514987-15112913(Top 49%)8719(Top 57%)8719(Top 165%)
25.2M25.20 mi0.35 mi5501-345013-265013-2610059(Top 38%)7293(Top 48%)7293(Top 138%)
Finish26.22 mi1.02 mi5456+454969+444969+445970(Top 22%)4909(Top 32%)4909(Top 93%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4200

Males

3942

M18-39

3942

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

3957

Males

3727

M18-39

3727

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4200

Males

3942

M18-39

3942

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4268

Males

3996

M18-39

3996

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

3877

Males

3661

M18-39

3661

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4393

Males

4097

M18-39

4097

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4539

Males

4203

M18-39

4203

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5363

Males

4825

M18-39

4825

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7205

Males

5983

M18-39

5983

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

14925

Males

9830

M18-39

9830

35K→23M

21.8 - 23.0 mi

Top 42%
×5stories
+23ft-63ft

Overall

11050

Males

7981

M18-39

7981

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

8928

Males

6842

M18-39

6842

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

12913

Males

8719

M18-39

8719

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10059

Males

7293

M18-39

7293

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5970

Males

4909

M18-39

4909

Passing Analysis

Category:
Athletes Passed
789
Passed By
2330
Net Change
-1541
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3915
5K → 10K230213+17#3915#3898
10K → 15K83170-87#3898#3985
15K → 20K94138-44#3985#4029
20K → Half2215+7#4029#4022
Half → 25K62105-43#4022#4065
25K → 30K100161-61#4065#4126
30K → 20M30170-140#4126#4266
20M → 21M20236-216#4266#4482
21M → 35K5410-405#4482#4887
35K → 23M16304-288#4887#5175
23M → 24M27121-94#5175#5269
24M → 40K11209-198#5269#5467
40K → 25.2M1448-34#5467#5501
25.2M → Finish7530+45#5501#5456
TOTALS7892330-1541
📊

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