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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Pedro Sierra Mondragón

Bib: 3006 •M •Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 2%
Gender (Male)
#0 / 16340
Top 3%
Age Group (M18-39)
#0 / 5723
Top 9%
Race Day Weather
51°/41°F
overcast clouds
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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
18:15
3.11 mi
Rank: #794
Start → 5K
18:15 | 5:53/mi
10K
36:21
6.21 mi
Rank: #779 (+15)
5K → 10K
18:06 | 5:50/mi
15K
54:23
9.32 mi
Rank: #739 (+40)
10K → 15K
18:02 | 5:49/mi
20K
1:12:23
12.43 mi
Rank: #678 (+61)
15K → 20K
18:00 | 5:48/mi
HALF
1:16:13
13.11 mi
Rank: #663 (+15)
20K → HALF
3:50 | 5:38/mi
25K
1:30:13
15.53 mi
Rank: #622 (+41)
HALF → 25K
14:00 | 5:47/mi
30K
1:48:34
18.64 mi
Rank: #583 (+39)
25K → 30K
18:21 | 5:55/mi
20M
1:56:33
20.00 mi
Rank: #562 (+21)
30K → 20M
7:59 | 5:53/mi
21M
2:02:46
21.00 mi
Rank: #551 (+11)
20M → 21M
6:13 | 6:13/mi
35K
2:07:02
21.75 mi
Rank: #546 (+5)
21M → 35K
4:16 | 5:43/mi
23M
2:14:24
23.00 mi
Rank: #528 (+18)
35K → 23M
7:22 | 5:54/mi
24M
2:20:12
24.00 mi
Rank: #518 (+10)
23M → 24M
5:48 | 5:48/mi
40K
2:25:41
24.85 mi
Rank: #538 (-20)
24M → 40K
5:29 | 6:25/mi
25.2M
2:28:12
25.20 mi
Rank: #553 (-15)
40K → 25.2M
2:31 | 7:18/mi
FINISH
2:34:37
26.22 mi
Rank: #593 (-40)
25.2M → FINISH
6:25 | 6:18/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:16:13
Pace5:49 /mi
2nd Half
Distance13.11 mi
Time1:18:24
Pace5:59 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5318:155:5318:15
5:53
-
10K
6.21 mi10:36:5936:215:5118:06
5:50
-0:03
15K
9.32 mi10:55:0154:235:5118:02
5:49
-0:01
20K
12.43 mi11:13:011:12:235:5018:00
5:48
-0:01
HALF
13.11 mi11:16:511:16:135:493:50
5:38
-0:10
25K
15.53 mi11:30:511:30:135:4914:00
5:47
+0:09
30K
18.64 mi11:49:121:48:345:5018:21
5:55
+0:08
20M
20.00 mi11:57:111:56:335:507:59
5:53
-0:02
21M
21.00 mi12:03:242:02:465:516:13
6:13
+0:20
35K
21.75 mi12:07:402:07:025:514:16
5:43
-0:30
23M
23.00 mi12:15:022:14:245:517:22
5:54
+0:11
24M
24.00 mi12:20:502:20:125:515:48
5:48
-0:06
40K
24.85 mi12:26:192:25:415:525:29
6:25
+0:37
25.2M
25.20 mi12:28:502:28:125:532:31
7:18
+0:53
FINISH
26.22 mi12:35:152:34:375:556:25
6:18
-1:00

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

5:38 /mi

Average Pace

5:54 /mi

Slowest Pace

7:18 /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

3:50

2% of race

Time at Steady Pace

2:10:09

84% of race

Time at Slower Pace

20:38

13% of race

Average Pace: 5:54 /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 mi10:18:5318:155:5318:15
5:53
#794
10K
6.21 mi10:36:5936:215:5118:06
5:50
#779
15K
9.32 mi10:55:0154:235:5118:02
5:49
#739
20K
12.43 mi11:13:011:12:235:5018:00
5:48
#678
HALF
13.11 mi11:16:511:16:135:493:50
5:38
#663
25K
15.53 mi11:30:511:30:135:4914:00
5:47
#622
30K
18.64 mi11:49:121:48:345:5018:21
5:55
#583
20M
20.00 mi11:57:111:56:335:507:59
5:53
#562
21M
21.00 mi12:03:242:02:465:516:13
6:13
#551
35K
21.75 mi12:07:402:07:025:514:16
5:43
#546
23M
23.00 mi12:15:022:14:245:517:22
5:54
#528
24M
24.00 mi12:20:502:20:125:515:48
5:48
#518
40K
24.85 mi12:26:192:25:415:525:29
6:25
#538
25.2M
25.20 mi12:28:502:28:125:532:31
7:18
#553
FINISH
26.22 mi12:35:152:34:375:556:25
6:18
#593
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 mi794753753679(Top 2%)648(Top 4%)648(Top 11%)
10K6.21 mi3.10 mi779+15744+9744+9759(Top 3%)723(Top 4%)723(Top 13%)
15K9.32 mi3.11 mi739+40705+39705+39679(Top 2%)648(Top 4%)648(Top 11%)
20K12.43 mi3.11 mi678+61647+58647+58570(Top 2%)545(Top 3%)545(Top 10%)
HALF13.11 mi0.68 mi663+15632+15632+15410(Top 1%)389(Top 2%)389(Top 7%)
25K15.53 mi2.42 mi622+41591+41591+41502(Top 2%)480(Top 3%)480(Top 8%)
30K18.64 mi3.11 mi583+39558+33558+33502(Top 2%)481(Top 3%)481(Top 8%)
20M20.00 mi1.36 mi562+21538+20538+20446(Top 2%)426(Top 3%)426(Top 7%)
21M21.00 mi1.00 mi551+11527+11527+11574(Top 2%)550(Top 3%)550(Top 10%)
35K21.75 mi0.75 mi546+5522+5522+5494(Top 2%)468(Top 3%)468(Top 8%)
23M23.00 mi1.25 mi528+18505+17505+17479(Top 2%)455(Top 3%)455(Top 8%)
24M24.00 mi1.00 mi518+10495+10495+10597(Top 2%)568(Top 3%)568(Top 10%)
40K24.85 mi0.85 mi538-20513-18513-182225(Top 8%)2064(Top 13%)2064(Top 36%)
25.2M25.20 mi0.35 mi553-15528-15528-154220(Top 15%)3614(Top 22%)3614(Top 63%)
FINISH26.22 mi1.02 mi593-40567-39567-393054(Top 11%)2713(Top 17%)2713(Top 47%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21
+97ft-345ft

Overall

679

Males

648

M18-39

648

5K→10K

3.1 - 6.2 mi

Top 3%
×5
+79ft-138ft

Overall

759

Males

723

M18-39

723

10K→15K

6.2 - 9.3 mi

Top 2%
×3
+67ft-78ft

Overall

679

Males

648

M18-39

648

15K→20K

9.3 - 12.4 mi

Top 2%
×5
+106ft-86ft

Overall

570

Males

545

M18-39

545

20K→HALF

12.4 - 13.1 mi

Top 1%
×2
+19ft-37ft

Overall

410

Males

389

M18-39

389

HALF→25K

13.1 - 15.5 mi

Top 2%
×4
+66ft-88ft

Overall

502

Males

480

M18-39

480

25K→30K

15.5 - 18.6 mi

Top 2%
×9
+181ft-148ft

Overall

502

Males

481

M18-39

481

30K→20M

18.6 - 20.0 mi

Top 2%
×5
+64ft-50ft

Overall

446

Males

426

M18-39

426

20M→21M

20.0 - 21.0 mi

Top 2%
×8
+106ft-24ft

Overall

574

Males

550

M18-39

550

21M→35K

21.0 - 21.8 mi

Top 2%
×7
+17ft-86ft

Overall

494

Males

468

M18-39

468

35K→23M

21.8 - 23.0 mi

Top 2%
×5
+23ft-63ft

Overall

479

Males

455

M18-39

455

23M→24M

23.0 - 24.0 mi

Top 2%
×6
+12ft-82ft

Overall

597

Males

568

M18-39

568

24M→40K

24.0 - 24.9 mi

Top 8%
×1
+6ft-20ft

Overall

2225

Males

2064

M18-39

2064

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1
+13ft-16ft

Overall

4220

Males

3614

M18-39

3614

25.2M→FINISH

25.2 - 26.2 mi

Top 11%
×2
+22ft-21ft

Overall

3054

Males

2713

M18-39

2713

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
373
Passed By
172
Net Change
+201
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#794
5K → 10K5641+15#794#779
10K → 15K5212+40#779#739
15K → 20K654+61#739#678
20K → HALF150+15#678#663
HALF → 25K421+41#663#622
25K → 30K478+39#622#583
30K → 20M243+21#583#562
20M → 21M187+11#562#551
21M → 35K83+5#551#546
35K → 23M224+18#546#528
23M → 24M155+10#528#518
24M → 40K424-20#518#538
40K → 25.2M217-15#538#553
25.2M → FINISH343-40#553#593
TOTALS373172+201
📊

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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