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BOSTON MARATHON 2026

Gerardo Sampelo

Bib: 22542•M

TX

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M60-64)
#0 / 1514
Top 41%
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
25:59
3.11 mi
Rank: #19273
Start → 5K
25:59 | 8:22/mi
10K
52:07
6.21 mi
Rank: #19543 (-270)
5K → 10K
26:08 | 8:25/mi
15K
1:18:03
9.32 mi
Rank: #19430 (+113)
10K → 15K
25:56 | 8:21/mi
20K
1:44:06
12.43 mi
Rank: #19233 (+197)
15K → 20K
26:03 | 8:24/mi
HALF
1:49:48
13.11 mi
Rank: #19239 (-6)
20K → HALF
5:42 | 8:22/mi
25K
2:10:10
15.53 mi
Rank: #19029 (+210)
HALF → 25K
20:22 | 8:24/mi
30K
2:36:49
18.64 mi
Rank: #18690 (+339)
25K → 30K
26:39 | 8:35/mi
20M
2:48:35
20.00 mi
Rank: #18553 (+137)
30K → 20M
11:46 | 8:40/mi
21M
2:57:48
21.00 mi
Rank: #18472 (+81)
20M → 21M
9:13 | 9:13/mi
35K
3:04:05
21.75 mi
Rank: #18411 (+61)
21M → 35K
6:17 | 8:24/mi
23M
3:15:02
23.00 mi
Rank: #18321 (+90)
35K → 23M
10:57 | 8:45/mi
24M
3:23:28
24.00 mi
Rank: #18257 (+64)
23M → 24M
8:26 | 8:26/mi
40K
3:30:59
24.85 mi
Rank: #18202 (+55)
24M → 40K
7:31 | 8:48/mi
25.2M
3:34:09
25.20 mi
Rank: #18154 (+48)
40K → 25.2M
3:10 | 9:11/mi
FINISH
3:42:36
26.22 mi
Rank: #18101 (+53)
25.2M → FINISH
8:27 | 8:18/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:49:48
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time1:52:48
Pace8:37 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:4925:598:2225:59
8:22
-
10K
6.21 mi11:53:5752:078:2426:08
8:25
+0:03
15K
9.32 mi12:19:531:18:038:2325:56
8:21
-0:04
20K
12.43 mi12:45:561:44:068:2326:03
8:24
+0:03
HALF
13.11 mi12:51:381:49:488:235:42
8:22
-0:02
25K
15.53 mi13:12:002:10:108:2320:22
8:24
+0:02
30K
18.64 mi13:38:392:36:498:2526:39
8:35
+0:11
20M
20.00 mi13:50:252:48:358:2611:46
8:40
+0:05
21M
21.00 mi13:59:382:57:488:299:13
9:13
+0:33
35K
21.75 mi14:05:553:04:058:286:17
8:24
-0:49
23M
23.00 mi14:16:523:15:028:2910:57
8:45
+0:21
24M
24.00 mi14:25:183:23:288:298:26
8:26
-0:19
40K
24.85 mi14:32:493:30:598:307:31
8:48
+0:22
25.2M
25.20 mi14:35:593:34:098:303:10
9:11
+0:23
FINISH
26.22 mi14:44:263:42:368:308:27
8:18
-0:53

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

8:18 /mi

Average Pace

8:30 /mi

Slowest Pace

9:13 /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

3:30:13

94% of race

Time at Steady Pace

12:23

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:29 /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 mi11:27:4925:598:2225:59
8:22
#19273
10K
6.21 mi11:53:5752:078:2426:08
8:25
#19543
15K
9.32 mi12:19:531:18:038:2325:56
8:21
#19430
20K
12.43 mi12:45:561:44:068:2326:03
8:24
#19233
HALF
13.11 mi12:51:381:49:488:235:42
8:22
#19239
25K
15.53 mi13:12:002:10:108:2320:22
8:24
#19029
30K
18.64 mi13:38:392:36:498:2526:39
8:35
#18690
20M
20.00 mi13:50:252:48:358:2611:46
8:40
#18553
21M
21.00 mi13:59:382:57:488:299:13
9:13
#18472
35K
21.75 mi14:05:553:04:058:286:17
8:24
#18411
23M
23.00 mi14:16:523:15:028:2910:57
8:45
#18321
24M
24.00 mi14:25:183:23:288:298:26
8:26
#18257
40K
24.85 mi14:32:493:30:598:307:31
8:48
#18202
25.2M
25.20 mi14:35:593:34:098:303:10
9:11
#18154
FINISH
26.22 mi14:44:263:42:368:308:27
8:18
#18101
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi19273119531195319255(Top 66%)11985(Top 73%)11985(Top 792%)
10K6.21 mi3.10 mi19543-27012088-13512088-13519833(Top 68%)12246(Top 75%)12246(Top 809%)
15K9.32 mi3.11 mi19430+11312053+3512053+3519255(Top 66%)11985(Top 73%)11985(Top 792%)
20K12.43 mi3.11 mi19233+19711961+9211961+9218606(Top 64%)11670(Top 71%)11670(Top 771%)
HALF13.11 mi0.68 mi19239-611963-211963-219359(Top 67%)12024(Top 74%)12024(Top 794%)
25K15.53 mi2.42 mi19029+21011860+10311860+10317963(Top 62%)11350(Top 69%)11350(Top 750%)
30K18.64 mi3.11 mi18690+33911683+17711683+17717350(Top 60%)10974(Top 67%)10974(Top 725%)
20M20.00 mi1.36 mi18553+13711605+7811605+7817170(Top 59%)10826(Top 66%)10826(Top 715%)
21M21.00 mi1.00 mi18472+8111552+5311552+5317225(Top 59%)10779(Top 66%)10779(Top 712%)
35K21.75 mi0.75 mi18411+6111511+4111511+4117004(Top 59%)10615(Top 65%)10615(Top 701%)
23M23.00 mi1.25 mi18321+9011451+6011451+6017176(Top 59%)10597(Top 65%)10597(Top 700%)
24M24.00 mi1.00 mi18257+6411406+4511406+4516492(Top 57%)10258(Top 63%)10258(Top 678%)
40K24.85 mi0.85 mi18202+5511369+3711369+3717330(Top 60%)10577(Top 65%)10577(Top 699%)
25.2M25.20 mi0.35 mi18154+4811338+3111338+3115668(Top 54%)9839(Top 60%)9839(Top 650%)
FINISH26.22 mi1.02 mi18101+5311302+3611302+3616968(Top 58%)10418(Top 64%)10418(Top 688%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21
+97ft-345ft

Overall

19255

Males

11985

M60-64

11985

5K→10K

3.1 - 6.2 mi

Top 68%
×5
+79ft-138ft

Overall

19833

Males

12246

M60-64

12246

10K→15K

6.2 - 9.3 mi

Top 66%
×3
+67ft-78ft

Overall

19255

Males

11985

M60-64

11985

15K→20K

9.3 - 12.4 mi

Top 64%
×5
+106ft-86ft

Overall

18606

Males

11670

M60-64

11670

20K→HALF

12.4 - 13.1 mi

Top 67%
×2
+19ft-37ft

Overall

19359

Males

12024

M60-64

12024

HALF→25K

13.1 - 15.5 mi

Top 62%
×4
+66ft-88ft

Overall

17963

Males

11350

M60-64

11350

25K→30K

15.5 - 18.6 mi

Top 60%
×9
+181ft-148ft

Overall

17350

Males

10974

M60-64

10974

30K→20M

18.6 - 20.0 mi

Top 59%
×5
+64ft-50ft

Overall

17170

Males

10826

M60-64

10826

20M→21M

20.0 - 21.0 mi

Top 59%
×8
+106ft-24ft

Overall

17225

Males

10779

M60-64

10779

21M→35K

21.0 - 21.8 mi

Top 59%
×7
+17ft-86ft

Overall

17004

Males

10615

M60-64

10615

35K→23M

21.8 - 23.0 mi

Top 59%
×5
+23ft-63ft

Overall

17176

Males

10597

M60-64

10597

23M→24M

23.0 - 24.0 mi

Top 57%
×6
+12ft-82ft

Overall

16492

Males

10258

M60-64

10258

24M→40K

24.0 - 24.9 mi

Top 60%
×1
+6ft-20ft

Overall

17330

Males

10577

M60-64

10577

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1
+13ft-16ft

Overall

15668

Males

9839

M60-64

9839

25.2M→FINISH

25.2 - 26.2 mi

Top 58%
×2
+22ft-21ft

Overall

16968

Males

10418

M60-64

10418

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2117*
Passed By
719
Net Change
+1172
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19273
5K → 10K156200-270#19273#19543
10K → 15K240*127+113#19543#19430
15K → 20K256*59+197#19430#19233
20K → HALF2430-6#19233#19239
HALF → 25K233*23+210#19239#19029
25K → 30K384*45+339#19029#18690
30K → 20M16124+137#18690#18553
20M → 21M11332+81#18553#18472
21M → 35K8625+61#18472#18411
35K → 23M13848+90#18411#18321
23M → 24M8925+64#18321#18257
24M → 40K9035+55#18257#18202
40K → 25.2M535+48#18202#18154
25.2M → FINISH9441+53#18154#18101
TOTALS2117*719+1172

* 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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing