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BOSTON MARATHON 2023

Carlos Juarez

Bib: 12824•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:25
Rank: #12917
Start → 5K
24:25 | 7:52/mi
10K· 6.21 mi
55:51
Rank: #20600 (-7683)
5K → 10K
31:26 | 10:07/mi
15K· 9.32 mi
1:24:19
Rank: #20779 (-179)
10K → 15K
28:28 | 9:10/mi
20K· 12.43 mi
1:55:04
Rank: #21382 (-603)
15K → 20K
30:45 | 9:54/mi
Half· 13.11 mi
2:02:20
Rank: #21609 (-227)
20K → Half
7:16 | 10:39/mi
25K· 15.53 mi
2:26:07
Rank: #21606 (+3)
Half → 25K
23:47 | 9:49/mi
30K· 18.64 mi
3:01:19
Rank: #22148 (-542)
25K → 30K
35:12 | 11:20/mi
20M
3:16:33
Rank: #22219 (-71)
30K → 20M
15:14 | 11:13/mi
21M
3:30:41
Rank: #22499 (-280)
20M → 21M
14:08 | 14:08/mi
35K· 21.75 mi
3:39:59
Rank: #22652 (-153)
21M → 35K
9:18 | 12:26/mi
23M
3:53:05
Rank: #22559 (+93)
35K → 23M
13:06 | 10:28/mi
24M
4:02:40
Rank: #22450 (+109)
23M → 24M
9:35 | 9:35/mi
40K· 24.85 mi
4:11:02
Rank: #22352 (+98)
24M → 40K
8:22 | 9:47/mi
25.2M
4:14:40
Rank: #22303 (+49)
40K → 25.2M
3:38 | 10:32/mi
Finish· 26.22 mi
4:23:12
Rank: #22128 (+175)
25.2M → Finish
8:32 | 8:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:20
Pace9:20 /mi
2nd Half
Distance13.11 mi
Time2:20:52
Pace10:45 /mi
📊Positive Split: 15.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0824:257:5224:25
7:52
-
10K
6.21 mi11:23:3455:518:5931:26
10:07
+2:15
15K
9.32 mi11:52:021:24:199:0328:28
9:10
-0:57
20K
12.43 mi12:22:471:55:049:1630:45
9:54
+0:44
Half
13.11 mi12:30:032:02:209:207:16
10:39
+0:45
25K
15.53 mi12:53:502:26:079:2423:47
9:49
-0:50
30K
18.64 mi13:29:023:01:199:4435:12
11:20
+1:31
20M
20.00 mi13:44:163:16:339:5015:14
11:13
-0:07
21M
21.00 mi13:58:243:30:4110:0214:08
14:08
+2:55
35K
21.75 mi14:07:423:39:5910:079:18
12:26
-1:42
23M
23.00 mi14:20:483:53:0510:0813:06
10:28
-1:58
24M
24.00 mi14:30:234:02:4010:079:35
9:35
-0:53
40K
24.85 mi14:38:454:11:0210:068:22
9:47
+0:12
25.2M
25.20 mi14:42:234:14:4010:063:38
10:32
+0:45
Finish
26.22 mi14:50:554:23:1210:038:32
8:22
-2:10

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

7:52 /mi

Average Pace

10:03 /mi

Slowest Pace

14:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:01:25

23% of race

Time at Steady Pace

2:07:55

49% of race

Time at Slower Pace

1:13:52

28% of race

Average Pace: 10:02 /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 mi10:52:0824:257:5224:25
7:52
#12917
10K
6.21 mi11:23:3455:518:5931:26
10:07
#20600
15K
9.32 mi11:52:021:24:199:0328:28
9:10
#20779
20K
12.43 mi12:22:471:55:049:1630:45
9:54
#21382
Half
13.11 mi12:30:032:02:209:207:16
10:39
#21609
25K
15.53 mi12:53:502:26:079:2423:47
9:49
#21606
30K
18.64 mi13:29:023:01:199:4435:12
11:20
#22148
20M
20.00 mi13:44:163:16:339:5015:14
11:13
#22219
21M
21.00 mi13:58:243:30:4110:0214:08
14:08
#22499
35K
21.75 mi14:07:423:39:5910:079:18
12:26
#22652
23M
23.00 mi14:20:483:53:0510:0813:06
10:28
#22559
24M
24.00 mi14:30:234:02:4010:079:35
9:35
#22450
40K
24.85 mi14:38:454:11:0210:068:22
9:47
#22352
25.2M
25.20 mi14:42:234:14:4010:063:38
10:32
#22303
Finish
26.22 mi14:50:554:23:1210:038:32
8:22
#22128
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi129179510951021172(Top 80%)12827(Top 85%)12827(Top 625%)
10K6.21 mi3.10 mi20600-768312492-298212492-298223938(Top 90%)14062(Top 93%)14062(Top 685%)
15K9.32 mi3.11 mi20779-17912595-10312595-10321172(Top 80%)12827(Top 85%)12827(Top 625%)
20K12.43 mi3.11 mi21382-60312878-28312878-28322627(Top 85%)13453(Top 89%)13453(Top 656%)
Half13.11 mi0.68 mi21609-22712975-9712975-9724446(Top 92%)14241(Top 94%)14241(Top 694%)
25K15.53 mi2.42 mi21606+312985-1012985-1021756(Top 82%)13028(Top 86%)13028(Top 635%)
30K18.64 mi3.11 mi22148-54213207-22213207-22223616(Top 89%)13807(Top 91%)13807(Top 673%)
20M20.00 mi1.36 mi22219-7113226-1913226-1923027(Top 86%)13480(Top 89%)13480(Top 657%)
21M21.00 mi1.00 mi22499-28013335-10913335-10925140(Top 94%)14433(Top 95%)14433(Top 703%)
35K21.75 mi0.75 mi22652-15313395-6013395-6025095(Top 94%)14370(Top 95%)14370(Top 700%)
23M23.00 mi1.25 mi22559+9313347+4813347+4821222(Top 80%)12563(Top 83%)12563(Top 612%)
24M24.00 mi1.00 mi22450+10913294+5313294+5319496(Top 73%)11763(Top 78%)11763(Top 573%)
40K24.85 mi0.85 mi22352+9813245+4913245+4919351(Top 73%)11650(Top 77%)11650(Top 568%)
25.2M25.20 mi0.35 mi22303+4913224+2113224+2119209(Top 72%)11581(Top 76%)11581(Top 564%)
Finish26.22 mi1.02 mi22128+17513130+9413130+9414564(Top 55%)9533(Top 63%)9533(Top 465%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21stories
+97ft-345ft

Overall

21172

Males

12827

M50-54

12827

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

23938

Males

14062

M50-54

14062

10K→15K

6.2 - 9.3 mi

Top 80%
×3stories
+67ft-78ft

Overall

21172

Males

12827

M50-54

12827

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

22627

Males

13453

M50-54

13453

20K→Half

12.4 - 13.1 mi

Top 92%
×2stories
+19ft-37ft

Overall

24446

Males

14241

M50-54

14241

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

21756

Males

13028

M50-54

13028

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

23616

Males

13807

M50-54

13807

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

23027

Males

13480

M50-54

13480

20M→21M

20.0 - 21.0 mi

Top 94%
×8stories
+106ft-24ft

Overall

25140

Males

14433

M50-54

14433

21M→35K

21.0 - 21.8 mi

Top 94%
×7stories
+17ft-86ft

Overall

25095

Males

14370

M50-54

14370

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

21222

Males

12563

M50-54

12563

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

19496

Males

11763

M50-54

11763

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19351

Males

11650

M50-54

11650

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

19209

Males

11581

M50-54

11581

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

14564

Males

9533

M50-54

9533

Passing Analysis

Category:
Athletes Passed
874
Passed By
10085
Net Change
-9211
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12917
5K → 10K07683-7683#12917#20600
10K → 15K102281-179#20600#20779
15K → 20K23626-603#20779#21382
20K → Half2229-227#21382#21609
Half → 25K103100+3#21609#21606
25K → 30K32574-542#21606#22148
30K → 20M41112-71#22148#22219
20M → 21M7287-280#22219#22499
21M → 35K15168-153#22499#22652
35K → 23M11421+93#22652#22559
23M → 24M1101+109#22559#22450
24M → 40K1002+98#22450#22352
40K → 25.2M501+49#22352#22303
25.2M → Finish1750+175#22303#22128
TOTALS87410085-9211
📊

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