All Results|Race Analytics|Course|Contact
BOSTON MARATHON 2026

Alfonso Cazares

Bib: 12206•M

NY

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Top 40%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 42%
Age Group (M55-59)
#0 / 1491
Top 28%
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
21:54
3.11 mi
Rank: #8956
Start → 5K
21:54 | 7:03/mi
10K
42:44
6.21 mi
Rank: #7645 (+1311)
5K → 10K
20:50 | 6:43/mi
15K
1:03:32
9.32 mi
Rank: #7006 (+639)
10K → 15K
20:48 | 6:42/mi
20K
1:24:33
12.43 mi
Rank: #6654 (+352)
15K → 20K
21:01 | 6:46/mi
HALF
1:29:03
13.11 mi
Rank: #6577 (+77)
20K → HALF
4:30 | 6:37/mi
25K
1:45:28
15.53 mi
Rank: #6397 (+180)
HALF → 25K
16:25 | 6:47/mi
30K
2:09:08
18.64 mi
Rank: #7172 (-775)
25K → 30K
23:40 | 7:38/mi
20M
2:20:31
20.00 mi
Rank: #7691 (-519)
30K → 20M
11:23 | 8:23/mi
21M
2:29:26
21.00 mi
Rank: #8075 (-384)
20M → 21M
8:55 | 8:55/mi
35K
2:35:28
21.75 mi
Rank: #8273 (-198)
21M → 35K
6:02 | 8:04/mi
23M
2:46:01
23.00 mi
Rank: #8656 (-383)
35K → 23M
10:33 | 8:26/mi
24M
2:54:39
24.00 mi
Rank: #9059 (-403)
23M → 24M
8:38 | 8:38/mi
40K
3:04:13
24.85 mi
Rank: #10107 (-1048)
24M → 40K
9:34 | 11:12/mi
25.2M
3:08:49
25.20 mi
Rank: #10679 (-572)
40K → 25.2M
4:36 | 13:21/mi
FINISH
3:19:14
26.22 mi
Rank: #11613 (-934)
25.2M → FINISH
10:25 | 10:14/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:29:03
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:50:11
Pace8:25 /mi
📊Positive Split: 23.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:0721:547:0321:54
7:03
-
10K
6.21 mi11:10:5742:446:5320:50
6:43
-0:20
15K
9.32 mi11:31:451:03:326:4920:48
6:42
-0:01
20K
12.43 mi11:52:461:24:336:4921:01
6:46
+0:04
HALF
13.11 mi11:57:161:29:036:484:30
6:37
-0:09
25K
15.53 mi12:13:411:45:286:4816:25
6:47
+0:10
30K
18.64 mi12:37:212:09:086:5623:40
7:38
+0:51
20M
20.00 mi12:48:442:20:317:0211:23
8:23
+0:45
21M
21.00 mi12:57:392:29:267:078:55
8:55
+0:32
35K
21.75 mi13:03:412:35:287:096:02
8:04
-0:51
23M
23.00 mi13:14:142:46:017:1410:33
8:26
+0:22
24M
24.00 mi13:22:522:54:397:178:38
8:38
+0:12
40K
24.85 mi13:32:263:04:137:259:34
11:12
+2:34
25.2M
25.20 mi13:37:023:08:497:304:36
13:21
+2:09
FINISH
26.22 mi13:47:273:19:147:3710:25
10:14
-3:07

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

6:37 /mi

Average Pace

7:36 /mi

Slowest Pace

13:21 /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

1:45:28

53% of race

Time at Steady Pace

1:09:11

35% of race

Time at Slower Pace

24:35

12% of race

Average Pace: 7:36 /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 mi10:50:0721:547:0321:54
7:03
#8956
10K
6.21 mi11:10:5742:446:5320:50
6:43
#7645
15K
9.32 mi11:31:451:03:326:4920:48
6:42
#7006
20K
12.43 mi11:52:461:24:336:4921:01
6:46
#6654
HALF
13.11 mi11:57:161:29:036:484:30
6:37
#6577
25K
15.53 mi12:13:411:45:286:4816:25
6:47
#6397
30K
18.64 mi12:37:212:09:086:5623:40
7:38
#7172
20M
20.00 mi12:48:442:20:317:0211:23
8:23
#7691
21M
21.00 mi12:57:392:29:267:078:55
8:55
#8075
35K
21.75 mi13:03:412:35:287:096:02
8:04
#8273
23M
23.00 mi13:14:142:46:017:1410:33
8:26
#8656
24M
24.00 mi13:22:522:54:397:178:38
8:38
#9059
40K
24.85 mi13:32:263:04:137:259:34
11:12
#10107
25.2M
25.20 mi13:37:023:08:497:304:36
13:21
#10679
FINISH
26.22 mi13:47:273:19:147:3710:25
10:14
#11613
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi8956753475345801(Top 20%)5295(Top 32%)5295(Top 355%)
10K6.21 mi3.10 mi7645+13116652+8826652+8826043(Top 21%)5498(Top 34%)5498(Top 369%)
15K9.32 mi3.11 mi7006+6396202+4506202+4505801(Top 20%)5295(Top 32%)5295(Top 355%)
20K12.43 mi3.11 mi6654+3525940+2625940+2625847(Top 20%)5299(Top 32%)5299(Top 355%)
HALF13.11 mi0.68 mi6577+775884+565884+565331(Top 18%)4908(Top 30%)4908(Top 329%)
25K15.53 mi2.42 mi6397+1805743+1415743+1415522(Top 19%)5013(Top 31%)5013(Top 336%)
30K18.64 mi3.11 mi7172-7756293-5506293-55010575(Top 36%)7995(Top 49%)7995(Top 536%)
20M20.00 mi1.36 mi7691-5196615-3226615-32215388(Top 53%)10032(Top 61%)10032(Top 673%)
21M21.00 mi1.00 mi8075-3846827-2126827-21215626(Top 54%)10077(Top 62%)10077(Top 676%)
35K21.75 mi0.75 mi8273-1986927-1006927-10014866(Top 51%)9680(Top 59%)9680(Top 649%)
23M23.00 mi1.25 mi8656-3837107-1807107-18015241(Top 53%)9789(Top 60%)9789(Top 657%)
24M24.00 mi1.00 mi9059-4037305-1987305-19817620(Top 61%)10754(Top 66%)10754(Top 721%)
40K24.85 mi0.85 mi10107-10487831-5267831-52624602(Top 85%)14067(Top 86%)14067(Top 943%)
25.2M25.20 mi0.35 mi10679-5728118-2878118-28726459(Top 91%)15014(Top 92%)15014(Top 1007%)
FINISH26.22 mi1.02 mi11613-9348521-4038521-40324416(Top 84%)13992(Top 86%)13992(Top 938%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21
+97ft-345ft

Overall

5801

Males

5295

M55-59

5295

5K→10K

3.1 - 6.2 mi

Top 21%
×5
+79ft-138ft

Overall

6043

Males

5498

M55-59

5498

10K→15K

6.2 - 9.3 mi

Top 20%
×3
+67ft-78ft

Overall

5801

Males

5295

M55-59

5295

15K→20K

9.3 - 12.4 mi

Top 20%
×5
+106ft-86ft

Overall

5847

Males

5299

M55-59

5299

20K→HALF

12.4 - 13.1 mi

Top 18%
×2
+19ft-37ft

Overall

5331

Males

4908

M55-59

4908

HALF→25K

13.1 - 15.5 mi

Top 19%
×4
+66ft-88ft

Overall

5522

Males

5013

M55-59

5013

25K→30K

15.5 - 18.6 mi

Top 36%
×9
+181ft-148ft

Overall

10575

Males

7995

M55-59

7995

30K→20M

18.6 - 20.0 mi

Top 53%
×5
+64ft-50ft

Overall

15388

Males

10032

M55-59

10032

20M→21M

20.0 - 21.0 mi

Top 54%
×8
+106ft-24ft

Overall

15626

Males

10077

M55-59

10077

21M→35K

21.0 - 21.8 mi

Top 51%
×7
+17ft-86ft

Overall

14866

Males

9680

M55-59

9680

35K→23M

21.8 - 23.0 mi

Top 53%
×5
+23ft-63ft

Overall

15241

Males

9789

M55-59

9789

23M→24M

23.0 - 24.0 mi

Top 61%
×6
+12ft-82ft

Overall

17620

Males

10754

M55-59

10754

24M→40K

24.0 - 24.9 mi

Top 85%
×1
+6ft-20ft

Overall

24602

Males

14067

M55-59

14067

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1
+13ft-16ft

Overall

26459

Males

15014

M55-59

15014

25.2M→FINISH

25.2 - 26.2 mi

Top 84%
×2
+22ft-21ft

Overall

24416

Males

13992

M55-59

13992

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2729
Passed By
5383
Net Change
-2657
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8956
5K → 10K13176+1311#8956#7645
10K → 15K6423+639#7645#7006
15K → 20K36917+352#7006#6654
20K → HALF803+77#6654#6577
HALF → 25K19818+180#6577#6397
25K → 30K29804-775#6397#7172
30K → 20M13532-519#7172#7691
20M → 21M11395-384#7691#8075
21M → 35K17215-198#8075#8273
35K → 23M27410-383#8273#8656
23M → 24M16419-403#8656#9059
24M → 40K21048-1048#9059#10107
40K → 25.2M1572-572#10107#10679
25.2M → FINISH7941-934#10679#11613
TOTALS27295383-2657
📊

Passing Analysis Visualizations

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

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing