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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Timothy O'Brien

Bib: 30404 •M •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
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
29:21
3.11 mi
Rank: #24314
Start → 5K
29:21 | 9:27/mi
10K
57:40
6.21 mi
Rank: #23832 (+482)
5K → 10K
28:19 | 9:07/mi
15K
1:24:52
9.32 mi
Rank: #23159 (+673)
10K → 15K
27:12 | 8:46/mi
20K
1:53:01
12.43 mi
Rank: #22909 (+250)
15K → 20K
28:09 | 9:04/mi
HALF
1:58:59
13.11 mi
Rank: #22852 (+57)
20K → HALF
5:58 | 8:46/mi
25K
2:23:22
15.53 mi
Rank: #23216 (-364)
HALF → 25K
24:23 | 10:04/mi
30K
2:56:08
18.64 mi
Rank: #23488 (-272)
25K → 30K
32:46 | 10:33/mi
20M
3:11:08
20.00 mi
Rank: #23602 (-114)
30K → 20M
15:00 | 11:03/mi
21M
3:21:57
21.00 mi
Rank: #23535 (+67)
20M → 21M
10:49 | 10:49/mi
35K
3:29:11
21.75 mi
Rank: #23474 (+61)
21M → 35K
7:14 | 9:41/mi
23M
3:42:36
23.00 mi
Rank: #23508 (-34)
35K → 23M
13:25 | 10:44/mi
24M
3:53:29
24.00 mi
Rank: #23560 (-52)
23M → 24M
10:53 | 10:53/mi
40K
4:04:25
24.85 mi
Rank: #23767 (-207)
24M → 40K
10:56 | 12:48/mi
25.2M
4:08:54
25.20 mi
Rank: #23830 (-63)
40K → 25.2M
4:29 | 13:01/mi
FINISH
4:18:31
26.22 mi
Rank: #23758 (+72)
25.2M → FINISH
9:37 | 9:27/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:58:59
Pace9:05 /mi
2nd Half
Distance13.11 mi
Time2:19:32
Pace10:39 /mi
📊Positive Split: 17.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:3629:219:2729:21
9:27
-
10K
6.21 mi12:22:5557:409:1728:19
9:07
-0:20
15K
9.32 mi12:50:071:24:529:0727:12
8:46
-0:21
20K
12.43 mi13:18:161:53:019:0628:09
9:04
+0:18
HALF
13.11 mi13:24:141:58:599:055:58
8:46
-0:18
25K
15.53 mi13:48:372:23:229:1424:23
10:04
+1:18
30K
18.64 mi14:21:232:56:089:2732:46
10:33
+0:29
20M
20.00 mi14:36:233:11:089:3415:00
11:03
+0:30
21M
21.00 mi14:47:123:21:579:3810:49
10:49
-0:14
35K
21.75 mi14:54:263:29:119:387:14
9:41
-1:08
23M
23.00 mi15:07:513:42:369:4113:25
10:44
+1:03
24M
24.00 mi15:18:443:53:299:4410:53
10:53
+0:09
40K
24.85 mi15:29:404:04:259:5110:56
12:48
+1:55
25.2M
25.20 mi15:34:094:08:549:534:29
13:01
+0:13
FINISH
26.22 mi15:43:464:18:319:539:37
9:27
-3:34

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

8:46 /mi

Average Pace

9:52 /mi

Slowest Pace

13:01 /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

1:29:38

35% of race

Time at Steady Pace

1:43:21

40% of race

Time at Slower Pace

1:05:32

25% of race

Average Pace: 9:52 /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 mi11:54:3629:219:2729:21
9:27
#24314
10K
6.21 mi12:22:5557:409:1728:19
9:07
#23832
15K
9.32 mi12:50:071:24:529:0727:12
8:46
#23159
20K
12.43 mi13:18:161:53:019:0628:09
9:04
#22909
HALF
13.11 mi13:24:141:58:599:055:58
8:46
#22852
25K
15.53 mi13:48:372:23:229:1424:23
10:04
#23216
30K
18.64 mi14:21:232:56:089:2732:46
10:33
#23488
20M
20.00 mi14:36:233:11:089:3415:00
11:03
#23602
21M
21.00 mi14:47:123:21:579:3810:49
10:49
#23535
35K
21.75 mi14:54:263:29:119:387:14
9:41
#23474
23M
23.00 mi15:07:513:42:369:4113:25
10:44
#23508
24M
24.00 mi15:18:443:53:299:4410:53
10:53
#23560
40K
24.85 mi15:29:404:04:259:5110:56
12:48
#23767
25.2M
25.20 mi15:34:094:08:549:534:29
13:01
#23830
FINISH
26.22 mi15:43:464:18:319:539:37
9:27
#23758
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 mi24314143861438621504(Top 74%)13027(Top 80%)13027(Top 228%)
10K6.21 mi3.10 mi23832+48214162+22414162+22423298(Top 80%)13899(Top 85%)13899(Top 243%)
15K9.32 mi3.11 mi23159+67313838+32413838+32421504(Top 74%)13027(Top 80%)13027(Top 228%)
20K12.43 mi3.11 mi22909+25013701+13713701+13722191(Top 76%)13345(Top 82%)13345(Top 233%)
HALF13.11 mi0.68 mi22852+5713680+2113680+2121581(Top 74%)13076(Top 80%)13076(Top 228%)
25K15.53 mi2.42 mi23216-36413847-16713847-16724436(Top 84%)14399(Top 88%)14399(Top 252%)
30K18.64 mi3.11 mi23488-27213935-8813935-8824397(Top 84%)14251(Top 87%)14251(Top 249%)
20M20.00 mi1.36 mi23602-11413983-4813983-4824994(Top 86%)14462(Top 89%)14462(Top 253%)
21M21.00 mi1.00 mi23535+6713941+4213941+4222710(Top 78%)13370(Top 82%)13370(Top 234%)
35K21.75 mi0.75 mi23474+6113897+4413897+4422266(Top 77%)13100(Top 80%)13100(Top 229%)
23M23.00 mi1.25 mi23508-3413903-613903-623874(Top 82%)13808(Top 85%)13808(Top 241%)
24M24.00 mi1.00 mi23560-5213920-1713920-1724863(Top 86%)14245(Top 87%)14245(Top 249%)
40K24.85 mi0.85 mi23767-20714012-9214012-9226840(Top 92%)15177(Top 93%)15177(Top 265%)
25.2M25.20 mi0.35 mi23830-6314036-2414036-2426047(Top 90%)14805(Top 91%)14805(Top 259%)
FINISH26.22 mi1.02 mi23758+7213979+5713979+5722143(Top 76%)12923(Top 79%)12923(Top 226%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21
+97ft-345ft

Overall

21504

Males

13027

M18-39

13027

5K→10K

3.1 - 6.2 mi

Top 80%
×5
+79ft-138ft

Overall

23298

Males

13899

M18-39

13899

10K→15K

6.2 - 9.3 mi

Top 74%
×3
+67ft-78ft

Overall

21504

Males

13027

M18-39

13027

15K→20K

9.3 - 12.4 mi

Top 76%
×5
+106ft-86ft

Overall

22191

Males

13345

M18-39

13345

20K→HALF

12.4 - 13.1 mi

Top 74%
×2
+19ft-37ft

Overall

21581

Males

13076

M18-39

13076

HALF→25K

13.1 - 15.5 mi

Top 84%
×4
+66ft-88ft

Overall

24436

Males

14399

M18-39

14399

25K→30K

15.5 - 18.6 mi

Top 84%
×9
+181ft-148ft

Overall

24397

Males

14251

M18-39

14251

30K→20M

18.6 - 20.0 mi

Top 86%
×5
+64ft-50ft

Overall

24994

Males

14462

M18-39

14462

20M→21M

20.0 - 21.0 mi

Top 78%
×8
+106ft-24ft

Overall

22710

Males

13370

M18-39

13370

21M→35K

21.0 - 21.8 mi

Top 77%
×7
+17ft-86ft

Overall

22266

Males

13100

M18-39

13100

35K→23M

21.8 - 23.0 mi

Top 82%
×5
+23ft-63ft

Overall

23874

Males

13808

M18-39

13808

23M→24M

23.0 - 24.0 mi

Top 86%
×6
+12ft-82ft

Overall

24863

Males

14245

M18-39

14245

24M→40K

24.0 - 24.9 mi

Top 92%
×1
+6ft-20ft

Overall

26840

Males

15177

M18-39

15177

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1
+13ft-16ft

Overall

26047

Males

14805

M18-39

14805

25.2M→FINISH

25.2 - 26.2 mi

Top 76%
×2
+22ft-21ft

Overall

22143

Males

12923

M18-39

12923

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2105*
Passed By
1172
Net Change
+556
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24314
5K → 10K537*55+482#24314#23832
10K → 15K681*8+673#23832#23159
15K → 20K296*46+250#23159#22909
20K → HALF669+57#22909#22852
HALF → 25K57200-364#22852#23216
25K → 30K64200-272#23216#23488
30K → 20M44158-114#23488#23602
20M → 21M9225+67#23602#23535
21M → 35K7211+61#23535#23474
35K → 23M5488-34#23474#23508
23M → 24M3486-52#23508#23560
24M → 40K13200-207#23560#23767
40K → 25.2M467-63#23767#23830
25.2M → FINISH9119+72#23830#23758
TOTALS2105*1172+556

* 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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Qualifying & Age Grade

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OTQ

Olympic Trials Qualifying analysis available

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