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BOSTON MARATHON 2023

Robert Ledesma

Bib: 19521•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 (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:04/mi
25:04
↑ 97↓ 3451.5%
10K· 6.21 mi
8:06/mi
50:15
↑ 79↓ 1380.4%
15K· 9.32 mi
8:11/mi
1:15:40
↑ 67↓ 78
20K· 12.43 mi
8:11/mi
1:41:07
↑ 106↓ 860.1%
Half· 13.11 mi
8:15/mi
1:46:45
↑ 19↓ 370.5%
25K· 15.53 mi
8:10/mi
2:06:34
↑ 66↓ 880.2%
30K· 18.64 mi
8:30/mi
2:32:58
↑ 181↓ 1480.2%
20M
8:37/mi
2:44:41
↑ 64↓ 500.2%
21M
9:11/mi
2:53:52
↑ 106↓ 241.6%
35K· 21.75 mi
8:24/mi
3:00:09
↑ 17↓ 861.7%
23M
8:46/mi
3:11:08
↑ 23↓ 630.6%
24M
8:32/mi
3:19:40
↓ 821.3%
40K· 24.85 mi
8:46/mi
3:27:10
↓ 200.3%
25.2M
9:25/mi
3:30:25
↑ 13↓ 160.2%
Finish· 26.22 mi
8:49/mi
3:39:24
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:45
Pace8:09 /mi
2nd Half
Distance13.11 mi
Time1:52:39
Pace8:36 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:4225:048:0425:04
8:04
-
10K
6.21 mi11:45:5350:158:0525:11
8:06
+0:02
15K
9.32 mi12:11:181:15:408:0725:25
8:11
+0:05
20K
12.43 mi12:36:451:41:078:0825:27
8:11
0:00
Half
13.11 mi12:42:231:46:458:095:38
8:15
+0:04
25K
15.53 mi13:02:122:06:348:0919:49
8:10
-0:05
30K
18.64 mi13:28:362:32:588:1226:24
8:30
+0:20
20M
20.00 mi13:40:192:44:418:1411:43
8:37
+0:07
21M
21.00 mi13:49:302:53:528:179:11
9:11
+0:34
35K
21.75 mi13:55:473:00:098:176:17
8:24
-0:47
23M
23.00 mi14:06:463:11:088:1910:59
8:46
+0:22
24M
24.00 mi14:15:183:19:408:198:32
8:32
-0:14
40K
24.85 mi14:22:483:27:108:207:30
8:46
+0:14
25.2M
25.20 mi14:26:033:30:258:213:15
9:25
+0:39
Finish
26.22 mi14:35:023:39:248:228:59
8:49
-0:36

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

8:04 /mi

Average Pace

8:22 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:26:58

94% of race

Time at Steady Pace

12:26

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:22 /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 mi11:20:4225:048:0425:04
8:04
#14466
10K
6.21 mi11:45:5350:158:0525:11
8:06
#15012
15K
9.32 mi12:11:181:15:408:0725:25
8:11
#15239
20K
12.43 mi12:36:451:41:078:0825:27
8:11
#15145
Half
13.11 mi12:42:231:46:458:095:38
8:15
#15198
25K
15.53 mi13:02:122:06:348:0919:49
8:10
#14966
30K
18.64 mi13:28:362:32:588:1226:24
8:30
#14863
20M
20.00 mi13:40:192:44:418:1411:43
8:37
#14807
21M
21.00 mi13:49:302:53:528:179:11
9:11
#14763
35K
21.75 mi13:55:473:00:098:176:17
8:24
#14735
23M
23.00 mi14:06:463:11:088:1910:59
8:46
#14741
24M
24.00 mi14:15:183:19:408:198:32
8:32
#14712
40K
24.85 mi14:22:483:27:108:207:30
8:46
#14684
25.2M
25.20 mi14:26:033:30:258:213:15
9:25
#14672
Finish
26.22 mi14:35:023:39:248:228:59
8:49
#14779
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi14466101421014215704(Top 59%)10569(Top 70%)10569(Top 743%)
10K6.21 mi3.10 mi15012-54610334-19210334-19215540(Top 58%)10541(Top 69%)10541(Top 741%)
15K9.32 mi3.11 mi15239-22710408-7410408-7415704(Top 59%)10569(Top 70%)10569(Top 743%)
20K12.43 mi3.11 mi15145+9410352+5610352+5614912(Top 56%)10238(Top 67%)10238(Top 720%)
Half13.11 mi0.68 mi15198-5310369-1710369-1716139(Top 61%)10724(Top 71%)10724(Top 754%)
25K15.53 mi2.42 mi14966+23210257+11210257+11214042(Top 53%)9775(Top 64%)9775(Top 687%)
30K18.64 mi3.11 mi14863+10310190+6710190+6714295(Top 54%)9771(Top 64%)9771(Top 687%)
20M20.00 mi1.36 mi14807+5610146+4410146+4414382(Top 54%)9728(Top 64%)9728(Top 684%)
21M21.00 mi1.00 mi14763+4410101+4510101+4514382(Top 54%)9664(Top 64%)9664(Top 680%)
35K21.75 mi0.75 mi14735+2810072+2910072+2914682(Top 55%)9733(Top 64%)9733(Top 684%)
23M23.00 mi1.25 mi14741-610044+2810044+2814817(Top 56%)9725(Top 64%)9725(Top 684%)
24M24.00 mi1.00 mi14712+2910010+3410010+3414655(Top 55%)9588(Top 63%)9588(Top 674%)
40K24.85 mi0.85 mi14684+289976+349976+3414913(Top 56%)9647(Top 64%)9647(Top 678%)
25.2M25.20 mi0.35 mi14672+129960+169960+1614763(Top 55%)9567(Top 63%)9567(Top 673%)
Finish26.22 mi1.02 mi14779-1079984-249984-2417085(Top 64%)10642(Top 70%)10642(Top 748%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21story building
+97ft-345ft

Overall

15704

Males

10569

M55-59

10569

5K→10K

3.1 - 6.2 mi

Top 58%
×5story building
+79ft-138ft

Overall

15540

Males

10541

M55-59

10541

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+67ft-78ft

Overall

15704

Males

10569

M55-59

10569

15K→20K

9.3 - 12.4 mi

Top 56%
×5story building
+106ft-86ft

Overall

14912

Males

10238

M55-59

10238

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

16139

Males

10724

M55-59

10724

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

14042

Males

9775

M55-59

9775

25K→30K

15.5 - 18.6 mi

Top 54%
×9story building
+181ft-148ft

Overall

14295

Males

9771

M55-59

9771

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

14382

Males

9728

M55-59

9728

20M→21M

20.0 - 21.0 mi

Top 54%
×8story building
+106ft-24ft

Overall

14382

Males

9664

M55-59

9664

21M→35K

21.0 - 21.8 mi

Top 55%
×7story building
+17ft-86ft

Overall

14682

Males

9733

M55-59

9733

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

14817

Males

9725

M55-59

9725

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

14655

Males

9588

M55-59

9588

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14913

Males

9647

M55-59

9647

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

14763

Males

9567

M55-59

9567

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

17085

Males

10642

M55-59

10642

Passing Analysis

Category:
Athletes Passed
1522
Passed By
1835
Net Change
-313
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14466
5K → 10K112658-546#14466#15012
10K → 15K103330-227#15012#15239
15K → 20K226132+94#15239#15145
20K → Half2679-53#15145#15198
Half → 25K26735+232#15198#14966
25K → 30K220117+103#14966#14863
30K → 20M10650+56#14863#14807
20M → 21M10763+44#14807#14763
21M → 35K6335+28#14763#14735
35K → 23M8086-6#14735#14741
23M → 24M8051+29#14741#14712
24M → 40K7547+28#14712#14684
40K → 25.2M2917+12#14684#14672
25.2M → Finish28135-107#14672#14779
TOTALS15221835-313
📊

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