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BOSTON MARATHON 2023

Pedro Lozano Branger

Bib: 31629•M

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

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
8:50/mi
27:26
↑ 97↓ 3451.5%
10K· 6.21 mi
8:48/mi
54:46
↑ 79↓ 1380.4%
15K· 9.32 mi
8:51/mi
1:22:17
↑ 67↓ 78
20K· 12.43 mi
8:47/mi
1:49:34
↑ 106↓ 860.1%
Half· 13.11 mi
8:43/mi
1:55:31
↑ 19↓ 370.5%
25K· 15.53 mi
9:11/mi
2:17:46
↑ 66↓ 880.2%
30K· 18.64 mi
9:03/mi
2:45:53
↑ 181↓ 1480.2%
20M
9:13/mi
2:58:24
↑ 64↓ 500.2%
21M
9:44/mi
3:08:08
↑ 106↓ 241.6%
35K· 21.75 mi
8:36/mi
3:14:34
↑ 17↓ 861.7%
23M
8:47/mi
3:25:34
↑ 23↓ 630.6%
24M
8:21/mi
3:33:55
↓ 821.3%
40K· 24.85 mi
8:33/mi
3:41:14
↓ 200.3%
25.2M
9:14/mi
3:44:25
↑ 13↓ 160.2%
Finish· 26.22 mi
8:28/mi
3:53:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:31
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time1:57:32
Pace8:58 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:4627:268:5027:26
8:50
-
10K
6.21 mi12:16:0654:468:4927:20
8:48
-0:02
15K
9.32 mi12:43:371:22:178:5027:31
8:51
+0:03
20K
12.43 mi13:10:541:49:348:4927:17
8:47
-0:04
Half
13.11 mi13:16:511:55:318:495:57
8:43
-0:04
25K
15.53 mi13:39:062:17:468:5222:15
9:11
+0:28
30K
18.64 mi14:07:132:45:538:5428:07
9:03
-0:08
20M
20.00 mi14:19:442:58:248:5512:31
9:13
+0:10
21M
21.00 mi14:29:283:08:088:589:44
9:44
+0:31
35K
21.75 mi14:35:543:14:348:576:26
8:36
-1:08
23M
23.00 mi14:46:543:25:348:5611:00
8:47
+0:11
24M
24.00 mi14:55:153:33:558:558:21
8:21
-0:26
40K
24.85 mi15:02:343:41:148:547:19
8:33
+0:12
25.2M
25.20 mi15:05:453:44:258:543:11
9:14
+0:41
Finish
26.22 mi15:14:233:53:038:548:38
8:28
-0:46

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

8:21 /mi

Average Pace

8:54 /mi

Slowest Pace

9:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:27:37

89% of race

Time at Steady Pace

25:26

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:53 /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 mi11:48:4627:268:5027:26
8:50
#19614
10K
6.21 mi12:16:0654:468:4927:20
8:48
#19748
15K
9.32 mi12:43:371:22:178:5027:31
8:51
#19743
20K
12.43 mi13:10:541:49:348:4927:17
8:47
#19403
Half
13.11 mi13:16:511:55:318:495:57
8:43
#19382
25K
15.53 mi13:39:062:17:468:5222:15
9:11
#19449
30K
18.64 mi14:07:132:45:538:5428:07
9:03
#19101
20M
20.00 mi14:19:442:58:248:5512:31
9:13
#18969
21M
21.00 mi14:29:283:08:088:589:44
9:44
#18853
35K
21.75 mi14:35:543:14:348:576:26
8:36
#18730
23M
23.00 mi14:46:543:25:348:5611:00
8:47
#18499
24M
24.00 mi14:55:153:33:558:558:21
8:21
#18308
40K
24.85 mi15:02:343:41:148:547:19
8:33
#18153
25.2M
25.20 mi15:05:453:44:258:543:11
9:14
#18097
Finish
26.22 mi15:14:233:53:038:548:38
8:28
#17982
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi19614120061200619815(Top 74%)12216(Top 80%)12216(Top 595%)
10K6.21 mi3.10 mi19748-13412102-9612102-9619901(Top 75%)12237(Top 81%)12237(Top 596%)
15K9.32 mi3.11 mi19743+512133-3112133-3119815(Top 74%)12216(Top 80%)12216(Top 595%)
20K12.43 mi3.11 mi19403+34012008+12512008+12518557(Top 70%)11711(Top 77%)11711(Top 571%)
Half13.11 mi0.68 mi19382+2112003+512003+519014(Top 71%)11890(Top 78%)11890(Top 579%)
25K15.53 mi2.42 mi19449-6712038-3512038-3519728(Top 74%)12158(Top 80%)12158(Top 592%)
30K18.64 mi3.11 mi19101+34811884+15411884+15417432(Top 65%)11096(Top 73%)11096(Top 541%)
20M20.00 mi1.36 mi18969+13211805+7911805+7917585(Top 66%)11060(Top 73%)11060(Top 539%)
21M21.00 mi1.00 mi18853+11611750+5511750+5516969(Top 64%)10781(Top 71%)10781(Top 525%)
35K21.75 mi0.75 mi18730+12311694+5611694+5615844(Top 60%)10235(Top 67%)10235(Top 499%)
23M23.00 mi1.25 mi18499+23111580+11411580+11414907(Top 56%)9777(Top 64%)9777(Top 476%)
24M24.00 mi1.00 mi18308+19111481+9911481+9913536(Top 51%)9112(Top 60%)9112(Top 444%)
40K24.85 mi0.85 mi18153+15511405+7611405+7613693(Top 51%)9113(Top 60%)9113(Top 444%)
25.2M25.20 mi0.35 mi18097+5611377+2811377+2813789(Top 52%)9157(Top 60%)9157(Top 446%)
Finish26.22 mi1.02 mi17982+11511317+6011317+6015231(Top 57%)9837(Top 65%)9837(Top 479%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

19815

Males

12216

M50-54

12216

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

19901

Males

12237

M50-54

12237

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

19815

Males

12216

M50-54

12216

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

18557

Males

11711

M50-54

11711

20K→Half

12.4 - 13.1 mi

Top 71%
×2story building
+19ft-37ft

Overall

19014

Males

11890

M50-54

11890

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

19728

Males

12158

M50-54

12158

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

17432

Males

11096

M50-54

11096

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

17585

Males

11060

M50-54

11060

20M→21M

20.0 - 21.0 mi

Top 64%
×8story building
+106ft-24ft

Overall

16969

Males

10781

M50-54

10781

21M→35K

21.0 - 21.8 mi

Top 60%
×7story building
+17ft-86ft

Overall

15844

Males

10235

M50-54

10235

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

14907

Males

9777

M50-54

9777

23M→24M

23.0 - 24.0 mi

Top 51%
×6story building
+12ft-82ft

Overall

13536

Males

9112

M50-54

9112

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13693

Males

9113

M50-54

9113

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13789

Males

9157

M50-54

9157

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

15231

Males

9837

M50-54

9837

Passing Analysis

Category:
Athletes Passed
2507
Passed By
875
Net Change
+1632
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19614
5K → 10K245379-134#19614#19748
10K → 15K178173+5#19748#19743
15K → 20K37030+340#19743#19403
20K → Half3918+21#19403#19382
Half → 25K98165-67#19382#19449
25K → 30K38133+348#19449#19101
30K → 20M15321+132#19101#18969
20M → 21M14327+116#18969#18853
21M → 35K1285+123#18853#18730
35K → 23M2343+231#18730#18499
23M → 24M1921+191#18499#18308
24M → 40K1594+155#18308#18153
40K → 25.2M582+56#18153#18097
25.2M → Finish12914+115#18097#17982
TOTALS2507875+1632
📊

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