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BOSTON MARATHON 2026

Alejandro Páez-Vallejo

Bib: 6425•M

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 21%
Gender (Male)
#0 / 16340
Top 33%
Age Group (M18-39)
#0 / 5723
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
21:43
3.11 mi
Rank: #8443
Start → 5K
21:43 | 7:00/mi
10K
43:23
6.21 mi
Rank: #8437 (+6)
5K → 10K
21:40 | 6:59/mi
15K
1:04:45
9.32 mi
Rank: #8179 (+258)
10K → 15K
21:22 | 6:53/mi
20K
1:26:12
12.43 mi
Rank: #7888 (+291)
15K → 20K
21:27 | 6:55/mi
HALF
1:30:48
13.11 mi
Rank: #7830
20K → HALF
4:36 | 6:45/mi
25K
1:47:36
15.53 mi
Rank: #7605
HALF → 25K
16:48 | 6:56/mi
30K
2:09:19
18.64 mi
Rank: #7251
25K → 30K
21:43 | 7:00/mi
20M
2:18:50
20.00 mi
Rank: #7081
30K → 20M
9:31 | 7:01/mi
21M
2:25:59
21.00 mi
Rank: #6892
20M → 21M
7:09 | 7:09/mi
35K
2:31:01
21.75 mi
Rank: #6806
21M → 35K
5:02 | 6:44/mi
23M
2:39:33
23.00 mi
Rank: #6582
35K → 23M
8:32 | 6:50/mi
24M
2:46:09
24.00 mi
Rank: #6432
23M → 24M
6:36 | 6:36/mi
40K
2:51:51
24.85 mi
Rank: #6293
24M → 40K
5:42 | 6:40/mi
25.2M
2:54:19
25.20 mi
Rank: #6236
40K → 25.2M
2:28 | 7:10/mi
FINISH
3:00:53
26.22 mi
Rank: #6092
25.2M → FINISH
6:34 | 6:27/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:30:48
Pace6:56 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:30:05
Pace6:53 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:2021:437:0021:43
7:00
-
10K
6.21 mi10:46:0043:236:5921:40
6:59
-0:01
15K
9.32 mi11:07:221:04:456:5721:22
6:53
-0:06
20K
12.43 mi11:28:491:26:126:5721:27
6:55
+0:02
HALF
13.11 mi11:33:251:30:486:564:36
6:45
-0:10
25K
15.53 mi11:50:131:47:366:5616:48
6:56
+0:11
30K
18.64 mi12:11:562:09:196:5721:43
7:00
+0:04
20M
20.00 mi12:21:272:18:506:579:31
7:01
+0:01
21M
21.00 mi12:28:362:25:596:587:09
7:09
+0:08
35K
21.75 mi12:33:382:31:016:575:02
6:44
-0:25
23M
23.00 mi12:42:102:39:336:578:32
6:50
+0:06
24M
24.00 mi12:48:462:46:096:566:36
6:36
-0:14
40K
24.85 mi12:54:282:51:516:555:42
6:40
+0:04
25.2M
25.20 mi12:56:562:54:196:562:28
7:10
+0:30
FINISH
26.22 mi13:03:303:00:536:556:34
6:27
-0:43

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

6:27 /mi

Average Pace

6:54 /mi

Slowest Pace

7:10 /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

2:51:16

95% of race

Time at Steady Pace

9:37

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:54 /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 mi10:24:2021:437:0021:43
7:00
#8443
10K
6.21 mi10:46:0043:236:5921:40
6:59
#8437
15K
9.32 mi11:07:221:04:456:5721:22
6:53
#8179
20K
12.43 mi11:28:491:26:126:5721:27
6:55
#7888
HALF
13.11 mi11:33:251:30:486:564:36
6:45
#7830
25K
15.53 mi11:50:131:47:366:5616:48
6:56
#7605
30K
18.64 mi12:11:562:09:196:5721:43
7:00
#7251
20M
20.00 mi12:21:272:18:506:579:31
7:01
#7081
21M
21.00 mi12:28:362:25:596:587:09
7:09
#6892
35K
21.75 mi12:33:382:31:016:575:02
6:44
#6806
23M
23.00 mi12:42:102:39:336:578:32
6:50
#6582
24M
24.00 mi12:48:462:46:096:566:36
6:36
#6432
40K
24.85 mi12:54:282:51:516:555:42
6:40
#6293
25.2M
25.20 mi12:56:562:54:196:562:28
7:10
#6236
FINISH
26.22 mi13:03:303:00:536:556:34
6:27
#6092
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi8443719271927579(Top 26%)6576(Top 40%)6576(Top 115%)
10K6.21 mi3.10 mi8437+67170+227170+228477(Top 29%)7182(Top 44%)7182(Top 125%)
15K9.32 mi3.11 mi8179+2586997+1736997+1737579(Top 26%)6576(Top 40%)6576(Top 115%)
20K12.43 mi3.11 mi7888+2916798+1996798+1997115(Top 25%)6231(Top 38%)6231(Top 109%)
HALF13.11 mi0.68 mi7830+586765+336765+336579(Top 23%)5859(Top 36%)5859(Top 102%)
25K15.53 mi2.42 mi7605+2256596+1696596+1696888(Top 24%)6027(Top 37%)6027(Top 105%)
30K18.64 mi3.11 mi7251+3546345+2516345+2515821(Top 20%)5172(Top 32%)5172(Top 90%)
20M20.00 mi1.36 mi7081+1706206+1396206+1395596(Top 19%)4953(Top 30%)4953(Top 87%)
21M21.00 mi1.00 mi6892+1896057+1496057+1494368(Top 15%)3912(Top 24%)3912(Top 68%)
35K21.75 mi0.75 mi6806+865983+745983+745179(Top 18%)4578(Top 28%)4578(Top 80%)
23M23.00 mi1.25 mi6582+2245811+1725811+1724237(Top 15%)3795(Top 23%)3795(Top 66%)
24M24.00 mi1.00 mi6432+1505691+1205691+1203776(Top 13%)3404(Top 21%)3404(Top 59%)
40K24.85 mi0.85 mi6293+1395582+1095582+1093430(Top 12%)3091(Top 19%)3091(Top 54%)
25.2M25.20 mi0.35 mi6236+575532+505532+503408(Top 12%)3033(Top 19%)3033(Top 53%)
FINISH26.22 mi1.02 mi6092+1445417+1155417+1153847(Top 13%)3358(Top 21%)3358(Top 59%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21
+97ft-345ft

Overall

7579

Males

6576

M18-39

6576

5K→10K

3.1 - 6.2 mi

Top 29%
×5
+79ft-138ft

Overall

8477

Males

7182

M18-39

7182

10K→15K

6.2 - 9.3 mi

Top 26%
×3
+67ft-78ft

Overall

7579

Males

6576

M18-39

6576

15K→20K

9.3 - 12.4 mi

Top 25%
×5
+106ft-86ft

Overall

7115

Males

6231

M18-39

6231

20K→HALF

12.4 - 13.1 mi

Top 23%
×2
+19ft-37ft

Overall

6579

Males

5859

M18-39

5859

HALF→25K

13.1 - 15.5 mi

Top 24%
×4
+66ft-88ft

Overall

6888

Males

6027

M18-39

6027

25K→30K

15.5 - 18.6 mi

Top 20%
×9
+181ft-148ft

Overall

5821

Males

5172

M18-39

5172

30K→20M

18.6 - 20.0 mi

Top 19%
×5
+64ft-50ft

Overall

5596

Males

4953

M18-39

4953

20M→21M

20.0 - 21.0 mi

Top 15%
×8
+106ft-24ft

Overall

4368

Males

3912

M18-39

3912

21M→35K

21.0 - 21.8 mi

Top 18%
×7
+17ft-86ft

Overall

5179

Males

4578

M18-39

4578

35K→23M

21.8 - 23.0 mi

Top 15%
×5
+23ft-63ft

Overall

4237

Males

3795

M18-39

3795

23M→24M

23.0 - 24.0 mi

Top 13%
×6
+12ft-82ft

Overall

3776

Males

3404

M18-39

3404

24M→40K

24.0 - 24.9 mi

Top 12%
×1
+6ft-20ft

Overall

3430

Males

3091

M18-39

3091

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1
+13ft-16ft

Overall

3408

Males

3033

M18-39

3033

25.2M→FINISH

25.2 - 26.2 mi

Top 13%
×2
+22ft-21ft

Overall

3847

Males

3358

M18-39

3358

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 2 hours ago. This usually takes 10-20 minutes. Please check back shortly.

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing