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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Guillermo Rolón

Bib: 2581 •M •Age: N/A

IL

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 10%
Gender (Male)
#0 / 16340
Top 16%
Masters (Masters Men)
#0 / 10617
Top 5%
Age Group (M45-49)
#0 / 2413
Top 6%
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
18:19
3.11 mi
Rank: #848
Start → 5K
18:19 | 5:54/mi
10K
36:16
6.21 mi
Rank: #739 (+109)
5K → 10K
17:57 | 5:47/mi
15K
54:30
9.32 mi
Rank: #770 (-31)
10K → 15K
18:14 | 5:53/mi
20K
1:13:33
12.43 mi
Rank: #943 (-173)
15K → 20K
19:03 | 6:08/mi
HALF
1:17:46
13.11 mi
Rank: #988 (-45)
20K → HALF
4:13 | 6:12/mi
25K
1:33:10
15.53 mi
Rank: #1210 (-222)
HALF → 25K
15:24 | 6:21/mi
30K
1:54:21
18.64 mi
Rank: #1615 (-405)
25K → 30K
21:11 | 6:50/mi
20M
2:03:47
20.00 mi
Rank: #1753 (-138)
30K → 20M
9:26 | 6:57/mi
21M
2:11:20
21.00 mi
Rank: #1934 (-181)
20M → 21M
7:33 | 7:33/mi
35K
2:16:27
21.75 mi
Rank: #2017 (-83)
21M → 35K
5:07 | 6:51/mi
23M
2:25:28
23.00 mi
Rank: #2216 (-199)
35K → 23M
9:01 | 7:13/mi
24M
2:32:33
24.00 mi
Rank: #2364 (-148)
23M → 24M
7:05 | 7:05/mi
40K
2:38:55
24.85 mi
Rank: #2518 (-154)
24M → 40K
6:22 | 7:27/mi
25.2M
2:41:35
25.20 mi
Rank: #2553 (-35)
40K → 25.2M
2:40 | 7:44/mi
FINISH
2:49:02
26.22 mi
Rank: #2787 (-234)
25.2M → FINISH
7:27 | 7:19/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:17:46
Pace5:56 /mi
2nd Half
Distance13.11 mi
Time1:31:16
Pace6:58 /mi
📊Positive Split: 17.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:0018:195:5418:19
5:54
-
10K
6.21 mi10:36:5736:165:5117:57
5:47
-0:07
15K
9.32 mi10:55:1154:305:5118:14
5:53
+0:06
20K
12.43 mi11:14:141:13:335:5619:03
6:08
+0:15
HALF
13.11 mi11:18:271:17:465:564:13
6:12
+0:04
25K
15.53 mi11:33:511:33:106:0015:24
6:21
+0:09
30K
18.64 mi11:55:021:54:216:0921:11
6:50
+0:29
20M
20.00 mi12:04:282:03:476:129:26
6:57
+0:07
21M
21.00 mi12:12:012:11:206:167:33
7:33
+0:36
35K
21.75 mi12:17:082:16:276:175:07
6:51
-0:42
23M
23.00 mi12:26:092:25:286:209:01
7:13
+0:22
24M
24.00 mi12:33:142:32:336:227:05
7:05
-0:08
40K
24.85 mi12:39:362:38:556:246:22
7:27
+0:22
25.2M
25.20 mi12:42:162:41:356:252:40
7:44
+0:17
FINISH
26.22 mi12:49:432:49:026:287:27
7:19
-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

5:47 /mi

Average Pace

6:27 /mi

Slowest Pace

7:44 /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

1:33:10

55% of race

Time at Steady Pace

42:49

25% of race

Time at Slower Pace

33:03

20% of race

Average Pace: 6:27 /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 mi10:19:0018:195:5418:19
5:54
#848
10K
6.21 mi10:36:5736:165:5117:57
5:47
#739
15K
9.32 mi10:55:1154:305:5118:14
5:53
#770
20K
12.43 mi11:14:141:13:335:5619:03
6:08
#943
HALF
13.11 mi11:18:271:17:465:564:13
6:12
#988
25K
15.53 mi11:33:511:33:106:0015:24
6:21
#1210
30K
18.64 mi11:55:021:54:216:0921:11
6:50
#1615
20M
20.00 mi12:04:282:03:476:129:26
6:57
#1753
21M
21.00 mi12:12:012:11:206:167:33
7:33
#1934
35K
21.75 mi12:17:082:16:276:175:07
6:51
#2017
23M
23.00 mi12:26:092:25:286:209:01
7:13
#2216
24M
24.00 mi12:33:142:32:336:227:05
7:05
#2364
40K
24.85 mi12:39:362:38:556:246:22
7:27
#2518
25.2M
25.20 mi12:42:162:41:356:252:40
7:44
#2553
FINISH
26.22 mi12:49:432:49:026:287:27
7:19
#2787
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi848804804854(Top 3%)819(Top 5%)819(Top 34%)
10K6.21 mi3.10 mi739+109704+100704+100648(Top 2%)622(Top 4%)622(Top 26%)
15K9.32 mi3.11 mi770-31734-30734-30854(Top 3%)819(Top 5%)819(Top 34%)
20K12.43 mi3.11 mi943-173904-170904-1701721(Top 6%)1659(Top 10%)1659(Top 69%)
HALF13.11 mi0.68 mi988-45947-43947-432405(Top 8%)2316(Top 14%)2316(Top 96%)
25K15.53 mi2.42 mi1210-2221163-2161163-2162611(Top 9%)2507(Top 15%)2507(Top 104%)
30K18.64 mi3.11 mi1615-4051555-3921555-3924494(Top 15%)4121(Top 25%)4121(Top 171%)
20M20.00 mi1.36 mi1753-1381689-1341689-1345108(Top 18%)4559(Top 28%)4559(Top 189%)
21M21.00 mi1.00 mi1934-1811864-1751864-1756760(Top 23%)5603(Top 34%)5603(Top 232%)
35K21.75 mi0.75 mi2017-831942-781942-785896(Top 20%)5073(Top 31%)5073(Top 210%)
23M23.00 mi1.25 mi2216-1992131-1892131-1896754(Top 23%)5591(Top 34%)5591(Top 232%)
24M24.00 mi1.00 mi2364-1482268-1372268-1377011(Top 24%)5680(Top 35%)5680(Top 235%)
40K24.85 mi0.85 mi2518-1542418-1502418-1508424(Top 29%)6377(Top 39%)6377(Top 264%)
25.2M25.20 mi0.35 mi2553-352450-322450-326497(Top 22%)5211(Top 32%)5211(Top 216%)
FINISH26.22 mi1.02 mi2787-2342663-2132663-2139918(Top 34%)7062(Top 43%)7062(Top 293%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21
+97ft-345ft

Overall

854

Males

819

M45-49

819

5K→10K

3.1 - 6.2 mi

Top 2%
×5
+79ft-138ft

Overall

648

Males

622

M45-49

622

10K→15K

6.2 - 9.3 mi

Top 3%
×3
+67ft-78ft

Overall

854

Males

819

M45-49

819

15K→20K

9.3 - 12.4 mi

Top 6%
×5
+106ft-86ft

Overall

1721

Males

1659

M45-49

1659

20K→HALF

12.4 - 13.1 mi

Top 8%
×2
+19ft-37ft

Overall

2405

Males

2316

M45-49

2316

HALF→25K

13.1 - 15.5 mi

Top 9%
×4
+66ft-88ft

Overall

2611

Males

2507

M45-49

2507

25K→30K

15.5 - 18.6 mi

Top 15%
×9
+181ft-148ft

Overall

4494

Males

4121

M45-49

4121

30K→20M

18.6 - 20.0 mi

Top 18%
×5
+64ft-50ft

Overall

5108

Males

4559

M45-49

4559

20M→21M

20.0 - 21.0 mi

Top 23%
×8
+106ft-24ft

Overall

6760

Males

5603

M45-49

5603

21M→35K

21.0 - 21.8 mi

Top 20%
×7
+17ft-86ft

Overall

5896

Males

5073

M45-49

5073

35K→23M

21.8 - 23.0 mi

Top 23%
×5
+23ft-63ft

Overall

6754

Males

5591

M45-49

5591

23M→24M

23.0 - 24.0 mi

Top 24%
×6
+12ft-82ft

Overall

7011

Males

5680

M45-49

5680

24M→40K

24.0 - 24.9 mi

Top 29%
×1
+6ft-20ft

Overall

8424

Males

6377

M45-49

6377

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1
+13ft-16ft

Overall

6497

Males

5211

M45-49

5211

25.2M→FINISH

25.2 - 26.2 mi

Top 34%
×2
+22ft-21ft

Overall

9918

Males

7062

M45-49

7062

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
207
Passed By
1862
Net Change
-1939
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#848
5K → 10K11910+109#848#739
10K → 15K1748-31#739#770
15K → 20K1174-173#770#943
20K → HALF045-45#943#988
HALF → 25K4200-222#988#1210
25K → 30K9200-405#1210#1615
30K → 20M6144-138#1615#1753
20M → 21M3184-181#1753#1934
21M → 35K790-83#1934#2017
35K → 23M7200-199#2017#2216
23M → 24M15163-148#2216#2364
24M → 40K9163-154#2364#2518
40K → 25.2M641-35#2518#2553
25.2M → FINISH4200-234#2553#2787
TOTALS2071862-1939
📊

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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