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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Connor O'Brien

Bib: 3879 •M •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 6%
Gender (Male)
#0 / 16340
Top 10%
Age Group (M18-39)
#0 / 5723
Top 24%
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
19:05
3.11 mi
Rank: #1792
Start → 5K
19:05 | 6:09/mi
10K
37:54
6.21 mi
Rank: #1686 (+106)
5K → 10K
18:49 | 6:04/mi
15K
56:48
9.32 mi
Rank: #1690 (-4)
10K → 15K
18:54 | 6:05/mi
20K
1:15:51
12.43 mi
Rank: #1691 (-1)
15K → 20K
19:03 | 6:08/mi
HALF
1:20:00
13.11 mi
Rank: #1701 (-10)
20K → HALF
4:09 | 6:06/mi
25K
1:35:01
15.53 mi
Rank: #1706 (-5)
HALF → 25K
15:01 | 6:12/mi
30K
1:54:44
18.64 mi
Rank: #1696 (+10)
25K → 30K
19:43 | 6:21/mi
20M
2:03:27
20.00 mi
Rank: #1693 (+3)
30K → 20M
8:43 | 6:26/mi
21M
2:10:09
21.00 mi
Rank: #1690 (+3)
20M → 21M
6:42 | 6:42/mi
35K
2:14:48
21.75 mi
Rank: #1680 (+10)
21M → 35K
4:39 | 6:13/mi
23M
2:22:53
23.00 mi
Rank: #1683 (-3)
35K → 23M
8:05 | 6:28/mi
24M
2:29:15
24.00 mi
Rank: #1680 (+3)
23M → 24M
6:22 | 6:22/mi
40K
2:34:46
24.85 mi
Rank: #1675 (+5)
24M → 40K
5:31 | 6:28/mi
25.2M
2:37:07
25.20 mi
Rank: #1672 (+3)
40K → 25.2M
2:21 | 6:49/mi
FINISH
2:43:16
26.22 mi
Rank: #1654 (+18)
25.2M → FINISH
6:09 | 6:03/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:20:00
Pace6:07 /mi
2nd Half
Distance13.11 mi
Time1:23:16
Pace6:22 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0719:056:0919:05
6:09
-
10K
6.21 mi10:39:5637:546:0618:49
6:04
-0:05
15K
9.32 mi10:58:5056:486:0618:54
6:05
+0:01
20K
12.43 mi11:17:531:15:516:0719:03
6:08
+0:03
HALF
13.11 mi11:22:021:20:006:074:09
6:06
-0:02
25K
15.53 mi11:37:031:35:016:0715:01
6:12
+0:06
30K
18.64 mi11:56:461:54:446:1019:43
6:21
+0:09
20M
20.00 mi12:05:292:03:276:118:43
6:26
+0:05
21M
21.00 mi12:12:112:10:096:126:42
6:42
+0:16
35K
21.75 mi12:16:502:14:486:124:39
6:13
-0:29
23M
23.00 mi12:24:552:22:536:138:05
6:28
+0:15
24M
24.00 mi12:31:172:29:156:146:22
6:22
-0:06
40K
24.85 mi12:36:482:34:466:145:31
6:28
+0:06
25.2M
25.20 mi12:39:092:37:076:152:21
6:49
+0:21
FINISH
26.22 mi12:45:182:43:166:146:09
6:03
-0:46

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

6:03 /mi

Average Pace

6:14 /mi

Slowest Pace

6:49 /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

2:34:13

94% of race

Time at Steady Pace

9:03

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:14 /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 mi10:21:0719:056:0919:05
6:09
#1792
10K
6.21 mi10:39:5637:546:0618:49
6:04
#1686
15K
9.32 mi10:58:5056:486:0618:54
6:05
#1690
20K
12.43 mi11:17:531:15:516:0719:03
6:08
#1691
HALF
13.11 mi11:22:021:20:006:074:09
6:06
#1701
25K
15.53 mi11:37:031:35:016:0715:01
6:12
#1706
30K
18.64 mi11:56:461:54:446:1019:43
6:21
#1696
20M
20.00 mi12:05:292:03:276:118:43
6:26
#1693
21M
21.00 mi12:12:112:10:096:126:42
6:42
#1690
35K
21.75 mi12:16:502:14:486:124:39
6:13
#1680
23M
23.00 mi12:24:552:22:536:138:05
6:28
#1683
24M
24.00 mi12:31:172:29:156:146:22
6:22
#1680
40K
24.85 mi12:36:482:34:466:145:31
6:28
#1675
25.2M
25.20 mi12:39:092:37:076:152:21
6:49
#1672
FINISH
26.22 mi12:45:182:43:166:146:09
6:03
#1654
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 mi1792172517251733(Top 6%)1669(Top 10%)1669(Top 29%)
10K6.21 mi3.10 mi1686+1061621+1041621+1041601(Top 6%)1539(Top 9%)1539(Top 27%)
15K9.32 mi3.11 mi1690-41629-81629-81733(Top 6%)1669(Top 10%)1669(Top 29%)
20K12.43 mi3.11 mi1691-11630-11630-11714(Top 6%)1652(Top 10%)1652(Top 29%)
HALF13.11 mi0.68 mi1701-101640-101640-101866(Top 6%)1803(Top 11%)1803(Top 32%)
25K15.53 mi2.42 mi1706-51643-31643-31807(Top 6%)1740(Top 11%)1740(Top 30%)
30K18.64 mi3.11 mi1696+101633+101633+101824(Top 6%)1748(Top 11%)1748(Top 31%)
20M20.00 mi1.36 mi1693+31630+31630+32003(Top 7%)1911(Top 12%)1911(Top 33%)
21M21.00 mi1.00 mi1690+31629+11629+12007(Top 7%)1914(Top 12%)1914(Top 33%)
35K21.75 mi0.75 mi1680+101619+101619+102058(Top 7%)1953(Top 12%)1953(Top 34%)
23M23.00 mi1.25 mi1683-31624-51624-52213(Top 8%)2086(Top 13%)2086(Top 36%)
24M24.00 mi1.00 mi1680+31620+41620+42475(Top 9%)2299(Top 14%)2299(Top 40%)
40K24.85 mi0.85 mi1675+51612+81612+82320(Top 8%)2145(Top 13%)2145(Top 37%)
25.2M25.20 mi0.35 mi1672+31609+31609+31862(Top 6%)1728(Top 11%)1728(Top 30%)
FINISH26.22 mi1.02 mi1654+181590+191590+191750(Top 6%)1631(Top 10%)1631(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21
+97ft-345ft

Overall

1733

Males

1669

M18-39

1669

5K→10K

3.1 - 6.2 mi

Top 6%
×5
+79ft-138ft

Overall

1601

Males

1539

M18-39

1539

10K→15K

6.2 - 9.3 mi

Top 6%
×3
+67ft-78ft

Overall

1733

Males

1669

M18-39

1669

15K→20K

9.3 - 12.4 mi

Top 6%
×5
+106ft-86ft

Overall

1714

Males

1652

M18-39

1652

20K→HALF

12.4 - 13.1 mi

Top 6%
×2
+19ft-37ft

Overall

1866

Males

1803

M18-39

1803

HALF→25K

13.1 - 15.5 mi

Top 6%
×4
+66ft-88ft

Overall

1807

Males

1740

M18-39

1740

25K→30K

15.5 - 18.6 mi

Top 6%
×9
+181ft-148ft

Overall

1824

Males

1748

M18-39

1748

30K→20M

18.6 - 20.0 mi

Top 7%
×5
+64ft-50ft

Overall

2003

Males

1911

M18-39

1911

20M→21M

20.0 - 21.0 mi

Top 7%
×8
+106ft-24ft

Overall

2007

Males

1914

M18-39

1914

21M→35K

21.0 - 21.8 mi

Top 7%
×7
+17ft-86ft

Overall

2058

Males

1953

M18-39

1953

35K→23M

21.8 - 23.0 mi

Top 8%
×5
+23ft-63ft

Overall

2213

Males

2086

M18-39

2086

23M→24M

23.0 - 24.0 mi

Top 9%
×6
+12ft-82ft

Overall

2475

Males

2299

M18-39

2299

24M→40K

24.0 - 24.9 mi

Top 8%
×1
+6ft-20ft

Overall

2320

Males

2145

M18-39

2145

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1
+13ft-16ft

Overall

1862

Males

1728

M18-39

1728

25.2M→FINISH

25.2 - 26.2 mi

Top 6%
×2
+22ft-21ft

Overall

1750

Males

1631

M18-39

1631

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
576
Passed By
438
Net Change
+138
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1792
5K → 10K14034+106#1792#1686
10K → 15K5357-4#1686#1690
15K → 20K4849-1#1690#1691
20K → HALF515-10#1691#1701
HALF → 25K3742-5#1701#1706
25K → 30K6959+10#1706#1696
30K → 20M3128+3#1696#1693
20M → 21M2522+3#1693#1690
21M → 35K2313+10#1690#1680
35K → 23M3437-3#1680#1683
23M → 24M3734+3#1683#1680
24M → 40K2520+5#1680#1675
40K → 25.2M96+3#1675#1672
25.2M → FINISH4022+18#1672#1654
TOTALS576438+138
📊

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

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