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BOSTON MARATHON 2023

Juan Escalante

Bib: 29661•M

KS

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:52
Rank: #16323
Start → 5K
8:20/mi
25:52 split
10K· 6.21 mi
50:59
Rank: #15861 (+462)
5K → 10K
8:05/mi
25:07 split
15K· 9.32 mi
1:16:05
Rank: #15565 (+296)
10K → 15K
8:05/mi
25:06 split
20K· 12.43 mi
1:41:21
Rank: #15284 (+281)
15K → 20K
8:08/mi
25:16 split
Half· 13.11 mi
1:46:53
Rank: #15272 (+12)
20K → Half
8:07/mi
5:32 split
25K· 15.53 mi
2:06:45
Rank: #15063 (+209)
Half → 25K
8:12/mi
19:52 split
30K· 18.64 mi
2:32:54
Rank: #14831 (+232)
25K → 30K
8:25/mi
26:09 split
20M
2:44:33
Rank: #14757 (+74)
30K → 20M
8:34/mi
11:39 split
21M
2:55:48
Rank: #15335 (-578)
20M → 21M
11:15/mi
11:15 split
35K· 21.75 mi
3:02:17
Rank: #15358 (-23)
21M → 35K
8:40/mi
6:29 split
23M
3:14:12
Rank: #15579 (-221)
35K → 23M
9:31/mi
11:55 split
24M
3:27:33
Rank: #16810 (-1231)
23M → 24M
13:21/mi
13:21 split
40K· 24.85 mi
3:39:02
Rank: #17692 (-882)
24M → 40K
13:26/mi
11:29 split
25.2M
3:43:40
Rank: #17938 (-246)
40K → 25.2M
13:26/mi
4:38 split
Finish· 26.22 mi
3:53:50
Rank: #18145 (-207)
25.2M → Finish
9:59/mi
10:10 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:53
Pace8:09 /mi
2nd Half
Distance13.11 mi
Time2:06:57
Pace9:41 /mi
📊Positive Split: 18.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:0925:528:2025:52
8:20
-
10K
6.21 mi12:09:1650:598:1225:07
8:05
-0:15
15K
9.32 mi12:34:221:16:058:1025:06
8:05
0:00
20K
12.43 mi12:59:381:41:218:0925:16
8:08
+0:03
Half
13.11 mi13:05:101:46:538:095:32
8:07
-0:01
25K
15.53 mi13:25:022:06:458:1019:52
8:12
+0:05
30K
18.64 mi13:51:112:32:548:1226:09
8:25
+0:13
20M
20.00 mi14:02:502:44:338:1411:39
8:34
+0:09
21M
21.00 mi14:14:052:55:488:2211:15
11:15
+2:41
35K
21.75 mi14:20:343:02:178:236:29
8:40
-2:35
23M
23.00 mi14:32:293:14:128:2711:55
9:31
+0:51
24M
24.00 mi14:45:503:27:338:3913:21
13:21
+3:50
40K
24.85 mi14:57:193:39:028:4911:29
13:26
+0:05
25.2M
25.20 mi15:01:573:43:408:534:38
13:26
0:00
Finish
26.22 mi15:12:073:53:508:5510:10
9:59
-3:27

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

8:05 /mi

Average Pace

8:55 /mi

Slowest Pace

13:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:02:57

78% of race

Time at Slower Pace

50:53

22% of race

Average Pace: 8:55 /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 mi11:44:0925:528:2025:52
8:20
#16323
10K
6.21 mi12:09:1650:598:1225:07
8:05
#15861
15K
9.32 mi12:34:221:16:058:1025:06
8:05
#15565
20K
12.43 mi12:59:381:41:218:0925:16
8:08
#15284
Half
13.11 mi13:05:101:46:538:095:32
8:07
#15272
25K
15.53 mi13:25:022:06:458:1019:52
8:12
#15063
30K
18.64 mi13:51:112:32:548:1226:09
8:25
#14831
20M
20.00 mi14:02:502:44:338:1411:39
8:34
#14757
21M
21.00 mi14:14:052:55:488:2211:15
11:15
#15335
35K
21.75 mi14:20:343:02:178:236:29
8:40
#15358
23M
23.00 mi14:32:293:14:128:2711:55
9:31
#15579
24M
24.00 mi14:45:503:27:338:3913:21
13:21
#16810
40K
24.85 mi14:57:193:39:028:4911:29
13:26
#17692
25.2M
25.20 mi15:01:573:43:408:534:38
13:26
#17938
Finish
26.22 mi15:12:073:53:508:5510:10
9:59
#18145
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi16323108221082215018(Top 56%)10314(Top 68%)10314(Top 460%)
10K6.21 mi3.10 mi15861+46210648+17410648+17415402(Top 58%)10474(Top 69%)10474(Top 467%)
15K9.32 mi3.11 mi15565+29610529+11910529+11915018(Top 56%)10314(Top 68%)10314(Top 460%)
20K12.43 mi3.11 mi15284+28110405+12410405+12414453(Top 54%)10069(Top 66%)10069(Top 449%)
Half13.11 mi0.68 mi15272+1210396+910396+915198(Top 57%)10391(Top 68%)10391(Top 464%)
25K15.53 mi2.42 mi15063+20910296+10010296+10014179(Top 53%)9842(Top 65%)9842(Top 439%)
30K18.64 mi3.11 mi14831+23210173+12310173+12313792(Top 52%)9572(Top 63%)9572(Top 427%)
20M20.00 mi1.36 mi14757+7410128+4510128+4514074(Top 53%)9610(Top 63%)9610(Top 429%)
21M21.00 mi1.00 mi15335-57810301-17310301-17321359(Top 80%)12676(Top 84%)12676(Top 566%)
35K21.75 mi0.75 mi15358-2310296+510296+516226(Top 61%)10388(Top 68%)10388(Top 464%)
23M23.00 mi1.25 mi15579-22110346-5010346-5018387(Top 69%)11300(Top 74%)11300(Top 504%)
24M24.00 mi1.00 mi16810-123110860-51410860-51425707(Top 97%)14655(Top 97%)14655(Top 654%)
40K24.85 mi0.85 mi17692-88211218-35811218-35825298(Top 95%)14454(Top 95%)14454(Top 645%)
25.2M25.20 mi0.35 mi17938-24611316-9811316-9824438(Top 92%)14012(Top 92%)14012(Top 625%)
Finish26.22 mi1.02 mi18145-20711391-7511391-7521685(Top 81%)12709(Top 84%)12709(Top 567%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

15018

Males

10314

M40-44

10314

5K→10K

3.1 - 6.2 mi

Top 58%
×5story building
+79ft-138ft

Overall

15402

Males

10474

M40-44

10474

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

15018

Males

10314

M40-44

10314

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

14453

Males

10069

M40-44

10069

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

15198

Males

10391

M40-44

10391

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

14179

Males

9842

M40-44

9842

25K→30K

15.5 - 18.6 mi

Top 52%
×9story building
+181ft-148ft

Overall

13792

Males

9572

M40-44

9572

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

14074

Males

9610

M40-44

9610

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

21359

Males

12676

M40-44

12676

21M→35K

21.0 - 21.8 mi

Top 61%
×7story building
+17ft-86ft

Overall

16226

Males

10388

M40-44

10388

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

18387

Males

11300

M40-44

11300

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

25707

Males

14655

M40-44

14655

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

25298

Males

14454

M40-44

14454

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

24438

Males

14012

M40-44

14012

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2story building
+22ft-21ft

Overall

21685

Males

12709

M40-44

12709

Passing Analysis

Category:
Athletes Passed
2103
Passed By
3925
Net Change
-1822
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16323
5K → 10K589127+462#16323#15861
10K → 15K36468+296#15861#15565
15K → 20K33453+281#15565#15284
20K → Half4028+12#15284#15272
Half → 25K24738+209#15272#15063
25K → 30K30169+232#15063#14831
30K → 20M11844+74#14831#14757
20M → 21M12590-578#14757#15335
21M → 35K4164-23#15335#15358
35K → 23M40261-221#15358#15579
23M → 24M21233-1231#15579#16810
24M → 40K2884-882#16810#17692
40K → 25.2M1247-246#17692#17938
25.2M → Finish12219-207#17938#18145
TOTALS21033925-1822
📊

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