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BOSTON MARATHON 2026

Juan Sandoval

Bib: 12556•M

CA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 25%
Gender (Male)
#0 / 16340
Top 38%
Masters (Masters Men)
#0 / 10617
Top 24%
Age Group (M50-54)
#0 / 1868
Top 19%
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
22:23
3.11 mi
Rank: #10184
Start → 5K
22:23 | 7:13/mi
10K
44:01
6.21 mi
Rank: #9212 (+972)
5K → 10K
21:38 | 6:58/mi
15K
1:05:27
9.32 mi
Rank: #8720 (+492)
10K → 15K
21:26 | 6:54/mi
20K
1:26:50
12.43 mi
Rank: #8275 (+445)
15K → 20K
21:23 | 6:53/mi
HALF
1:31:30
13.11 mi
Rank: #8228 (+47)
20K → HALF
4:40 | 6:51/mi
25K
1:48:12
15.53 mi
Rank: #7915 (+313)
HALF → 25K
16:42 | 6:54/mi
30K
2:10:21
18.64 mi
Rank: #7648 (+267)
25K → 30K
22:09 | 7:08/mi
20M
2:20:02
20.00 mi
Rank: #7515 (+133)
30K → 20M
9:41 | 7:08/mi
21M
2:27:35
21.00 mi
Rank: #7436 (+79)
20M → 21M
7:33 | 7:33/mi
35K
2:32:41
21.75 mi
Rank: #7351 (+85)
21M → 35K
5:06 | 6:50/mi
23M
2:41:23
23.00 mi
Rank: #7144 (+207)
35K → 23M
8:42 | 6:58/mi
24M
2:48:07
24.00 mi
Rank: #6969 (+175)
23M → 24M
6:44 | 6:44/mi
40K
2:54:28
24.85 mi
Rank: #6976 (-7)
24M → 40K
6:21 | 7:26/mi
25.2M
2:57:21
25.20 mi
Rank: #7005 (-29)
40K → 25.2M
2:53 | 8:22/mi
FINISH
3:05:27
26.22 mi
Rank: #7244 (-239)
25.2M → FINISH
8:06 | 7:57/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:31:30
Pace6:59 /mi
2nd Half
Distance13.11 mi
Time1:33:57
Pace7:10 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:4622:237:1322:23
7:13
-
10K
6.21 mi11:12:2444:017:0621:38
6:58
-0:15
15K
9.32 mi11:33:501:05:277:0221:26
6:54
-0:04
20K
12.43 mi11:55:131:26:507:0021:23
6:53
-0:01
HALF
13.11 mi11:59:531:31:306:594:40
6:51
-0:02
25K
15.53 mi12:16:351:48:126:5816:42
6:54
+0:03
30K
18.64 mi12:38:442:10:217:0022:09
7:08
+0:14
20M
20.00 mi12:48:252:20:027:019:41
7:08
0:00
21M
21.00 mi12:55:582:27:357:027:33
7:33
+0:25
35K
21.75 mi13:01:042:32:417:025:06
6:50
-0:43
23M
23.00 mi13:09:462:41:237:028:42
6:58
+0:08
24M
24.00 mi13:16:302:48:077:016:44
6:44
-0:14
40K
24.85 mi13:22:512:54:287:026:21
7:26
+0:42
25.2M
25.20 mi13:25:442:57:217:032:53
8:22
+0:56
FINISH
26.22 mi13:33:503:05:277:058:06
7:57
-0:25

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

6:44 /mi

Average Pace

7:05 /mi

Slowest Pace

8:22 /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

6:44

4% of race

Time at Steady Pace

2:11:27

71% of race

Time at Slower Pace

47:16

25% of race

Average Pace: 7:04 /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 mi10:50:4622:237:1322:23
7:13
#10184
10K
6.21 mi11:12:2444:017:0621:38
6:58
#9212
15K
9.32 mi11:33:501:05:277:0221:26
6:54
#8720
20K
12.43 mi11:55:131:26:507:0021:23
6:53
#8275
HALF
13.11 mi11:59:531:31:306:594:40
6:51
#8228
25K
15.53 mi12:16:351:48:126:5816:42
6:54
#7915
30K
18.64 mi12:38:442:10:217:0022:09
7:08
#7648
20M
20.00 mi12:48:252:20:027:019:41
7:08
#7515
21M
21.00 mi12:55:582:27:357:027:33
7:33
#7436
35K
21.75 mi13:01:042:32:417:025:06
6:50
#7351
23M
23.00 mi13:09:462:41:237:028:42
6:58
#7144
24M
24.00 mi13:16:302:48:077:016:44
6:44
#6969
40K
24.85 mi13:22:512:54:287:026:21
7:26
#6976
25.2M
25.20 mi13:25:442:57:217:032:53
8:22
#7005
FINISH
26.22 mi13:33:503:05:277:058:06
7:57
#7244
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 mi10184817781777772(Top 27%)6716(Top 41%)6716(Top 360%)
10K6.21 mi3.10 mi9212+9727663+5147663+5148404(Top 29%)7138(Top 44%)7138(Top 382%)
15K9.32 mi3.11 mi8720+4927336+3277336+3277772(Top 27%)6716(Top 41%)6716(Top 360%)
20K12.43 mi3.11 mi8275+4457045+2917045+2916950(Top 24%)6116(Top 37%)6116(Top 327%)
HALF13.11 mi0.68 mi8228+477014+317014+317477(Top 26%)6510(Top 40%)6510(Top 349%)
25K15.53 mi2.42 mi7915+3136811+2036811+2036569(Top 23%)5793(Top 35%)5793(Top 310%)
30K18.64 mi3.11 mi7648+2676605+2066605+2066892(Top 24%)5921(Top 36%)5921(Top 317%)
20M20.00 mi1.36 mi7515+1336506+996506+996465(Top 22%)5552(Top 34%)5552(Top 297%)
21M21.00 mi1.00 mi7436+796432+746432+746809(Top 23%)5652(Top 35%)5652(Top 303%)
35K21.75 mi0.75 mi7351+856363+696363+695843(Top 20%)5064(Top 31%)5064(Top 271%)
23M23.00 mi1.25 mi7144+2076199+1646199+1645128(Top 18%)4496(Top 28%)4496(Top 241%)
24M24.00 mi1.00 mi6969+1756059+1406059+1404680(Top 16%)4099(Top 25%)4099(Top 219%)
40K24.85 mi0.85 mi6976-76046+136046+138299(Top 29%)6325(Top 39%)6325(Top 339%)
25.2M25.20 mi0.35 mi7005-296057-116057-1110604(Top 37%)7411(Top 45%)7411(Top 397%)
FINISH26.22 mi1.02 mi7244-2396189-1326189-13214796(Top 51%)9402(Top 58%)9402(Top 503%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21
+97ft-345ft

Overall

7772

Males

6716

M50-54

6716

5K→10K

3.1 - 6.2 mi

Top 29%
×5
+79ft-138ft

Overall

8404

Males

7138

M50-54

7138

10K→15K

6.2 - 9.3 mi

Top 27%
×3
+67ft-78ft

Overall

7772

Males

6716

M50-54

6716

15K→20K

9.3 - 12.4 mi

Top 24%
×5
+106ft-86ft

Overall

6950

Males

6116

M50-54

6116

20K→HALF

12.4 - 13.1 mi

Top 26%
×2
+19ft-37ft

Overall

7477

Males

6510

M50-54

6510

HALF→25K

13.1 - 15.5 mi

Top 23%
×4
+66ft-88ft

Overall

6569

Males

5793

M50-54

5793

25K→30K

15.5 - 18.6 mi

Top 24%
×9
+181ft-148ft

Overall

6892

Males

5921

M50-54

5921

30K→20M

18.6 - 20.0 mi

Top 22%
×5
+64ft-50ft

Overall

6465

Males

5552

M50-54

5552

20M→21M

20.0 - 21.0 mi

Top 23%
×8
+106ft-24ft

Overall

6809

Males

5652

M50-54

5652

21M→35K

21.0 - 21.8 mi

Top 20%
×7
+17ft-86ft

Overall

5843

Males

5064

M50-54

5064

35K→23M

21.8 - 23.0 mi

Top 18%
×5
+23ft-63ft

Overall

5128

Males

4496

M50-54

4496

23M→24M

23.0 - 24.0 mi

Top 16%
×6
+12ft-82ft

Overall

4680

Males

4099

M50-54

4099

24M→40K

24.0 - 24.9 mi

Top 29%
×1
+6ft-20ft

Overall

8299

Males

6325

M50-54

6325

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1
+13ft-16ft

Overall

10604

Males

7411

M50-54

7411

25.2M→FINISH

25.2 - 26.2 mi

Top 51%
×2
+22ft-21ft

Overall

14796

Males

9402

M50-54

9402

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3437*
Passed By
446
Net Change
+2940
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10184
5K → 10K996*24+972#10184#9212
10K → 15K507*15+492#9212#8720
15K → 20K451*6+445#8720#8275
20K → HALF514+47#8275#8228
HALF → 25K318*5+313#8228#7915
25K → 30K297*30+267#7915#7648
30K → 20M14310+133#7648#7515
20M → 21M10829+79#7515#7436
21M → 35K938+85#7436#7351
35K → 23M217*10+207#7351#7144
23M → 24M1772+175#7144#6969
24M → 40K5259-7#6969#6976
40K → 25.2M1544-29#6976#7005
25.2M → FINISH12200-239#7005#7244
TOTALS3437*446+2940

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing