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BOSTON MARATHON 2023

Carlos Cortés Guzmán

Bib: 6905•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 27%
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
21:39
Rank: #6046
Start → 5K
21:39 | 6:58/mi
10K· 6.21 mi
42:53
Rank: #5820 (+226)
5K → 10K
21:14 | 6:50/mi
15K· 9.32 mi
1:04:10
Rank: #5732 (+88)
10K → 15K
21:17 | 6:51/mi
20K· 12.43 mi
1:25:28
Rank: #5536 (+196)
15K → 20K
21:18 | 6:51/mi
Half· 13.11 mi
1:30:02
Rank: #5494 (+42)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:46:45
Rank: #5379 (+115)
Half → 25K
16:43 | 6:54/mi
30K· 18.64 mi
2:08:18
Rank: #5025 (+354)
25K → 30K
21:33 | 6:56/mi
20M
2:17:51
Rank: #4929 (+96)
30K → 20M
9:33 | 7:02/mi
21M
2:25:02
Rank: #4776 (+153)
20M → 21M
7:11 | 7:11/mi
35K· 21.75 mi
2:30:06
Rank: #4727 (+49)
21M → 35K
5:04 | 6:46/mi
23M
2:38:50
Rank: #4631 (+96)
35K → 23M
8:44 | 6:59/mi
24M
2:45:35
Rank: #4547 (+84)
23M → 24M
6:45 | 6:45/mi
40K· 24.85 mi
2:51:29
Rank: #4472 (+75)
24M → 40K
5:54 | 6:54/mi
25.2M
2:54:04
Rank: #4449 (+23)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
3:01:02
Rank: #4419 (+30)
25.2M → Finish
6:58 | 6:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:02
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:31:00
Pace6:57 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:3921:396:5821:39
6:58
-
10K
6.21 mi10:46:5342:536:5421:14
6:50
-0:08
15K
9.32 mi11:08:101:04:106:5321:17
6:51
+0:01
20K
12.43 mi11:29:281:25:286:5321:18
6:51
0:00
Half
13.11 mi11:34:021:30:026:524:34
6:42
-0:09
25K
15.53 mi11:50:451:46:456:5216:43
6:54
+0:12
30K
18.64 mi12:12:182:08:186:5321:33
6:56
+0:02
20M
20.00 mi12:21:512:17:516:549:33
7:02
+0:06
21M
21.00 mi12:29:022:25:026:547:11
7:11
+0:09
35K
21.75 mi12:34:062:30:066:545:04
6:46
-0:25
23M
23.00 mi12:42:502:38:506:548:44
6:59
+0:13
24M
24.00 mi12:49:352:45:356:546:45
6:45
-0:14
40K
24.85 mi12:55:292:51:296:545:54
6:54
+0:09
25.2M
25.20 mi12:58:042:54:046:542:35
7:29
+0:35
Finish
26.22 mi13:05:023:01:026:556:58
6:50
-0:39

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

6:42 /mi

Average Pace

6:55 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:58:27

99% of race

Time at Steady Pace

2:35

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:54 /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 mi10:25:3921:396:5821:39
6:58
#6046
10K
6.21 mi10:46:5342:536:5421:14
6:50
#5820
15K
9.32 mi11:08:101:04:106:5321:17
6:51
#5732
20K
12.43 mi11:29:281:25:286:5321:18
6:51
#5536
Half
13.11 mi11:34:021:30:026:524:34
6:42
#5494
25K
15.53 mi11:50:451:46:456:5216:43
6:54
#5379
30K
18.64 mi12:12:182:08:186:5321:33
6:56
#5025
20M
20.00 mi12:21:512:17:516:549:33
7:02
#4929
21M
21.00 mi12:29:022:25:026:547:11
7:11
#4776
35K
21.75 mi12:34:062:30:066:545:04
6:46
#4727
23M
23.00 mi12:42:502:38:506:548:44
6:59
#4631
24M
24.00 mi12:49:352:45:356:546:45
6:45
#4547
40K
24.85 mi12:55:292:51:296:545:54
6:54
#4472
25.2M
25.20 mi12:58:042:54:046:542:35
7:29
#4449
Finish
26.22 mi13:05:023:01:026:556:58
6:50
#4419
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6046552355235554(Top 21%)5108(Top 34%)5108(Top 97%)
10K6.21 mi3.10 mi5820+2265337+1865337+1865599(Top 21%)5141(Top 34%)5141(Top 97%)
15K9.32 mi3.11 mi5732+885262+755262+755554(Top 21%)5108(Top 34%)5108(Top 97%)
20K12.43 mi3.11 mi5536+1965105+1575105+1574957(Top 19%)4599(Top 30%)4599(Top 87%)
Half13.11 mi0.68 mi5494+425071+345071+344291(Top 16%)4015(Top 26%)4015(Top 76%)
25K15.53 mi2.42 mi5379+1154973+984973+984908(Top 18%)4541(Top 30%)4541(Top 86%)
30K18.64 mi3.11 mi5025+3544661+3124661+3123910(Top 15%)3659(Top 24%)3659(Top 69%)
20M20.00 mi1.36 mi4929+964573+884573+884202(Top 16%)3881(Top 26%)3881(Top 73%)
21M21.00 mi1.00 mi4776+1534438+1354438+1353029(Top 11%)2840(Top 19%)2840(Top 54%)
35K21.75 mi0.75 mi4727+494397+414397+414025(Top 15%)3700(Top 24%)3700(Top 70%)
23M23.00 mi1.25 mi4631+964306+914306+913670(Top 14%)3394(Top 22%)3394(Top 64%)
24M24.00 mi1.00 mi4547+844238+684238+683389(Top 13%)3126(Top 21%)3126(Top 59%)
40K24.85 mi0.85 mi4472+754168+704168+703347(Top 13%)3063(Top 20%)3063(Top 58%)
25.2M25.20 mi0.35 mi4449+234146+224146+223857(Top 14%)3447(Top 23%)3447(Top 65%)
Finish26.22 mi1.02 mi4419+304118+284118+284275(Top 16%)3751(Top 25%)3751(Top 71%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5554

Males

5108

M18-39

5108

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5599

Males

5141

M18-39

5141

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5554

Males

5108

M18-39

5108

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

4957

Males

4599

M18-39

4599

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4291

Males

4015

M18-39

4015

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4908

Males

4541

M18-39

4541

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3910

Males

3659

M18-39

3659

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4202

Males

3881

M18-39

3881

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

3029

Males

2840

M18-39

2840

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4025

Males

3700

M18-39

3700

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3670

Males

3394

M18-39

3394

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3389

Males

3126

M18-39

3126

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3347

Males

3063

M18-39

3063

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3857

Males

3447

M18-39

3447

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4275

Males

3751

M18-39

3751

Passing Analysis

Category:
Athletes Passed
1991
Passed By
364
Net Change
+1627
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6046
5K → 10K32195+226#6046#5820
10K → 15K15971+88#5820#5732
15K → 20K22226+196#5732#5536
20K → Half475+42#5536#5494
Half → 25K14227+115#5494#5379
25K → 30K36511+354#5379#5025
30K → 20M12125+96#5025#4929
20M → 21M1607+153#4929#4776
21M → 35K6112+49#4776#4727
35K → 23M12024+96#4727#4631
23M → 24M9511+84#4631#4547
24M → 40K849+75#4547#4472
40K → 25.2M318+23#4472#4449
25.2M → Finish6333+30#4449#4419
TOTALS1991364+1627
📊

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