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BOSTON MARATHON 2026

Guillermo Usechi

Bib: 9920•M

Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M50-54)
#0 / 1868
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
22:41
Rank: #11051
Start → 5K
22:41 | 7:19/mi
10K· 6.21 mi
46:09
Rank: #12205 (-1154)
5K → 10K
23:28 | 7:34/mi
15K· 9.32 mi
1:10:41
Rank: #13541 (-1336)
10K → 15K
24:32 | 7:54/mi
20K· 12.43 mi
1:36:11
Rank: #14636 (-1095)
15K → 20K
25:30 | 8:13/mi
HALF· 13.11 mi
1:41:55
Rank: #14961 (-325)
20K → HALF
5:44 | 8:25/mi
25K· 15.53 mi
2:03:09
Rank: #15997 (-1036)
HALF → 25K
21:14 | 8:46/mi
30K· 18.64 mi
2:31:33
Rank: #16914 (-917)
25K → 30K
28:24 | 9:09/mi
20M
2:43:47
Rank: #17074 (-160)
30K → 20M
12:14 | 9:01/mi
21M
2:53:47
Rank: #17300 (-226)
20M → 21M
10:00 | 10:00/mi
35K· 21.75 mi
3:01:48
Rank: #17783 (-483)
21M → 35K
8:01 | 10:43/mi
23M
3:15:29
Rank: #18439 (-656)
35K → 23M
13:41 | 10:57/mi
24M
3:24:40
Rank: #18537 (-98)
23M → 24M
9:11 | 9:11/mi
40K· 24.85 mi
3:33:35
Rank: #18802 (-265)
24M → 40K
8:55 | 10:26/mi
25.2M
3:37:14
Rank: #18856 (-54)
40K → 25.2M
3:39 | 10:36/mi
FINISH· 26.22 mi
3:45:50
Rank: #18815 (+41)
25.2M → FINISH
8:36 | 8:27/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:41:55
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time2:03:55
Pace9:28 /mi
📊Positive Split: 21.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:4822:417:1922:41
7:19
-
10K
6.21 mi11:02:1646:097:2623:28
7:34
+0:15
15K
9.32 mi11:26:481:10:417:3624:32
7:54
+0:20
20K
12.43 mi11:52:181:36:117:4525:30
8:13
+0:19
HALF
13.11 mi11:58:021:41:557:475:44
8:25
+0:12
25K
15.53 mi12:19:162:03:097:5621:14
8:46
+0:21
30K
18.64 mi12:47:402:31:338:0828:24
9:09
+0:23
20M
20.00 mi12:59:542:43:478:1212:14
9:01
-0:08
21M
21.00 mi13:09:542:53:478:1710:00
10:00
+0:59
35K
21.75 mi13:17:553:01:488:228:01
10:43
+0:43
23M
23.00 mi13:31:363:15:298:3013:41
10:57
+0:14
24M
24.00 mi13:40:473:24:408:329:11
9:11
-1:46
40K
24.85 mi13:49:423:33:358:368:55
10:26
+1:15
25.2M
25.20 mi13:53:213:37:148:383:39
10:36
+0:10
FINISH
26.22 mi14:01:573:45:508:388:36
8:27
-2:09

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:19 /mi

Average Pace

8:37 /mi

Slowest Pace

10:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:41:55

45% of race

Time at Steady Pace

1:19:39

35% of race

Time at Slower Pace

44:16

20% of race

Average Pace: 8:37 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:38:4822:417:1922:41
7:19
#11051
10K
6.21 mi11:02:1646:097:2623:28
7:34
#12205
15K
9.32 mi11:26:481:10:417:3624:32
7:54
#13541
20K
12.43 mi11:52:181:36:117:4525:30
8:13
#14636
HALF
13.11 mi11:58:021:41:557:475:44
8:25
#14961
25K
15.53 mi12:19:162:03:097:5621:14
8:46
#15997
30K
18.64 mi12:47:402:31:338:0828:24
9:09
#16914
20M
20.00 mi12:59:542:43:478:1212:14
9:01
#17074
21M
21.00 mi13:09:542:53:478:1710:00
10:00
#17300
35K
21.75 mi13:17:553:01:488:228:01
10:43
#17783
23M
23.00 mi13:31:363:15:298:3013:41
10:57
#18439
24M
24.00 mi13:40:473:24:408:329:11
9:11
#18537
40K
24.85 mi13:49:423:33:358:368:55
10:26
#18802
25.2M
25.20 mi13:53:213:37:148:383:39
10:36
#18856
FINISH
26.22 mi14:01:573:45:508:388:36
8:27
#18815
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi110518624862416155(Top 56%)10669(Top 65%)10669(Top 571%)
10K6.21 mi3.10 mi12205-11549103-4799103-47913408(Top 46%)9581(Top 59%)9581(Top 513%)
15K9.32 mi3.11 mi13541-13369642-5399642-53916155(Top 56%)10669(Top 65%)10669(Top 571%)
20K12.43 mi3.11 mi14636-109510066-42410066-42417525(Top 60%)11216(Top 69%)11216(Top 600%)
HALF13.11 mi0.68 mi14961-32510183-11710183-11719655(Top 68%)12158(Top 74%)12158(Top 651%)
25K15.53 mi2.42 mi15997-103610563-38010563-38019987(Top 69%)12255(Top 75%)12255(Top 656%)
30K18.64 mi3.11 mi16914-91710930-36710930-36720241(Top 70%)12303(Top 75%)12303(Top 659%)
20M20.00 mi1.36 mi17074-16010983-5310983-5318937(Top 65%)11610(Top 71%)11610(Top 622%)
21M21.00 mi1.00 mi17300-22611066-8311066-8320406(Top 70%)12265(Top 75%)12265(Top 657%)
35K21.75 mi0.75 mi17783-48311244-17811244-17824708(Top 85%)14247(Top 87%)14247(Top 763%)
23M23.00 mi1.25 mi18439-65611512-26811512-26824339(Top 84%)14027(Top 86%)14027(Top 751%)
24M24.00 mi1.00 mi18537-9811538-2611538-2620186(Top 70%)11965(Top 73%)11965(Top 641%)
40K24.85 mi0.85 mi18802-26511629-9111629-9123022(Top 79%)13304(Top 81%)13304(Top 712%)
25.2M25.20 mi0.35 mi18856-5411645-1611645-1621265(Top 73%)12474(Top 76%)12474(Top 668%)
FINISH26.22 mi1.02 mi18815+4111612+3311612+3317823(Top 61%)10808(Top 66%)10808(Top 579%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21stories
+97ft-345ft

Overall

16155

Males

10669

M50-54

10669

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

13408

Males

9581

M50-54

9581

10K→15K

6.2 - 9.3 mi

Top 56%
×3stories
+67ft-78ft

Overall

16155

Males

10669

M50-54

10669

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

17525

Males

11216

M50-54

11216

20K→HALF

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

19655

Males

12158

M50-54

12158

HALF→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

19987

Males

12255

M50-54

12255

25K→30K

15.5 - 18.6 mi

Top 70%
×9stories
+181ft-148ft

Overall

20241

Males

12303

M50-54

12303

30K→20M

18.6 - 20.0 mi

Top 65%
×5stories
+64ft-50ft

Overall

18937

Males

11610

M50-54

11610

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

20406

Males

12265

M50-54

12265

21M→35K

21.0 - 21.8 mi

Top 85%
×7stories
+17ft-86ft

Overall

24708

Males

14247

M50-54

14247

35K→23M

21.8 - 23.0 mi

Top 84%
×5stories
+23ft-63ft

Overall

24339

Males

14027

M50-54

14027

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

20186

Males

11965

M50-54

11965

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

23022

Males

13304

M50-54

13304

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

21265

Males

12474

M50-54

12474

25.2M→FINISH

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

17823

Males

10808

M50-54

10808

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
390
Passed By
8153
Net Change
-7764
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11051
5K → 10K361189-1154#11051#12205
10K → 15K241360-1336#12205#13541
15K → 20K181113-1095#13541#14636
20K → HALF3328-325#14636#14961
HALF → 25K181054-1036#14961#15997
25K → 30K49966-917#15997#16914
30K → 20M43203-160#16914#17074
20M → 21M33259-226#17074#17300
21M → 35K9492-483#17300#17783
35K → 23M16672-656#17783#18439
23M → 24M36134-98#18439#18537
24M → 40K12277-265#18537#18802
40K → 25.2M1367-54#18802#18856
25.2M → FINISH8039+41#18856#18815
TOTALS3908153-7764
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing