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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Justin Choi

Bib: 5309 β€’M β€’Age: N/A

NY

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 9%
Gender (Male)
#0 / 16340
Top 15%
Age Group (M18-39)
#0 / 5723
Top 36%
Race Day Weather
51Β°/41Β°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
19:35
3.11 mi
Rank: #2729
Start β†’ 5K
19:35 | 6:19/mi
10K
39:27
6.21 mi
Rank: #3083 (-354)
5K β†’ 10K
19:52 | 6:24/mi
15K
59:00
9.32 mi
Rank: #2985 (+98)
10K β†’ 15K
19:33 | 6:18/mi
20K
1:18:32
12.43 mi
Rank: #2824 (+161)
15K β†’ 20K
19:32 | 6:18/mi
HALF
1:22:52
13.11 mi
Rank: #2857 (-33)
20K β†’ HALF
4:20 | 6:22/mi
25K
1:38:23
15.53 mi
Rank: #2838 (+19)
HALF β†’ 25K
15:31 | 6:24/mi
30K
1:58:39
18.64 mi
Rank: #2790 (+48)
25K β†’ 30K
20:16 | 6:32/mi
20M
2:07:38
20.00 mi
Rank: #2783 (+7)
30K β†’ 20M
8:59 | 6:37/mi
21M
2:14:29
21.00 mi
Rank: #2747 (+36)
20M β†’ 21M
6:51 | 6:51/mi
35K
2:19:10
21.75 mi
Rank: #2709 (+38)
21M β†’ 35K
4:41 | 6:16/mi
23M
2:27:25
23.00 mi
Rank: #2692 (+17)
35K β†’ 23M
8:15 | 6:36/mi
24M
2:33:50
24.00 mi
Rank: #2667 (+25)
23M β†’ 24M
6:25 | 6:25/mi
40K
2:39:25
24.85 mi
Rank: #2624 (+43)
24M β†’ 40K
5:35 | 6:32/mi
25.2M
2:41:48
25.20 mi
Rank: #2602 (+22)
40K β†’ 25.2M
2:23 | 6:55/mi
FINISH
2:48:15
26.22 mi
Rank: #2601 (+1)
25.2M β†’ FINISH
6:27 | 6:20/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
Time1:22:52
Pace6:20 /mi
2nd Half
Distance13.11 mi
Time1:25:23
Pace6:31 /mi
πŸ“ŠPositive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5119:356:1919:35
6:19
-
10K
6.21 mi10:42:4339:276:2119:52
6:24
+0:05
15K
9.32 mi11:02:1659:006:2019:33
6:18
-0:06
20K
12.43 mi11:21:481:18:326:2019:32
6:18
0:00
HALF
13.11 mi11:26:081:22:526:204:20
6:22
+0:04
25K
15.53 mi11:41:391:38:236:2015:31
6:24
+0:02
30K
18.64 mi12:01:551:58:396:2220:16
6:32
+0:08
20M
20.00 mi12:10:542:07:386:238:59
6:37
+0:05
21M
21.00 mi12:17:452:14:296:256:51
6:51
+0:14
35K
21.75 mi12:22:262:19:106:244:41
6:16
-0:35
23M
23.00 mi12:30:412:27:256:258:15
6:36
+0:20
24M
24.00 mi12:37:062:33:506:256:25
6:25
-0:11
40K
24.85 mi12:42:412:39:256:255:35
6:32
+0:07
25.2M
25.20 mi12:45:042:41:486:262:23
6:55
+0:23
FINISH
26.22 mi12:51:312:48:156:266:27
6:20
-0:35

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

6:16 /mi

Average Pace

6:25 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:45:52

99% of race

Time at Steady Pace

2:23

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:25 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi10:22:5119:356:1919:35
6:19
#2729
10K
6.21 mi10:42:4339:276:2119:52
6:24
#3083
15K
9.32 mi11:02:1659:006:2019:33
6:18
#2985
20K
12.43 mi11:21:481:18:326:2019:32
6:18
#2824
HALF
13.11 mi11:26:081:22:526:204:20
6:22
#2857
25K
15.53 mi11:41:391:38:236:2015:31
6:24
#2838
30K
18.64 mi12:01:551:58:396:2220:16
6:32
#2790
20M
20.00 mi12:10:542:07:386:238:59
6:37
#2783
21M
21.00 mi12:17:452:14:296:256:51
6:51
#2747
35K
21.75 mi12:22:262:19:106:244:41
6:16
#2709
23M
23.00 mi12:30:412:27:256:258:15
6:36
#2692
24M
24.00 mi12:37:062:33:506:256:25
6:25
#2667
40K
24.85 mi12:42:412:39:256:255:35
6:32
#2624
25.2M
25.20 mi12:45:042:41:486:262:23
6:55
#2602
FINISH
26.22 mi12:51:312:48:156:266:27
6:20
#2601
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 mi2729261926192812(Top 10%)2703(Top 17%)2703(Top 47%)
10K6.21 mi3.10 mi3083-3542957-3382957-3383492(Top 12%)3332(Top 20%)3332(Top 58%)
15K9.32 mi3.11 mi2985+982866+912866+912812(Top 10%)2703(Top 17%)2703(Top 47%)
20K12.43 mi3.11 mi2824+1612712+1542712+1542482(Top 9%)2390(Top 15%)2390(Top 42%)
HALF13.11 mi0.68 mi2857-332744-322744-323372(Top 12%)3228(Top 20%)3228(Top 56%)
25K15.53 mi2.42 mi2838+192726+182726+182858(Top 10%)2744(Top 17%)2744(Top 48%)
30K18.64 mi3.11 mi2790+482681+452681+452686(Top 9%)2568(Top 16%)2568(Top 45%)
20M20.00 mi1.36 mi2783+72671+102671+102981(Top 10%)2802(Top 17%)2802(Top 49%)
21M21.00 mi1.00 mi2747+362637+342637+342674(Top 9%)2505(Top 15%)2505(Top 44%)
35K21.75 mi0.75 mi2709+382600+372600+372315(Top 8%)2196(Top 13%)2196(Top 38%)
23M23.00 mi1.25 mi2692+172584+162584+162848(Top 10%)2642(Top 16%)2642(Top 46%)
24M24.00 mi1.00 mi2667+252559+252559+252718(Top 9%)2502(Top 15%)2502(Top 44%)
40K24.85 mi0.85 mi2624+432518+412518+412678(Top 9%)2461(Top 15%)2461(Top 43%)
25.2M25.20 mi0.35 mi2602+222497+212497+212261(Top 8%)2082(Top 13%)2082(Top 36%)
FINISH26.22 mi1.02 mi2601+12495+22495+23157(Top 11%)2798(Top 17%)2798(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
Γ—21
+97ft-345ft

Overall

2812

Males

2703

M18-39

2703

5K→10K

3.1 - 6.2 mi

Top 12%
Γ—5
+79ft-138ft

Overall

3492

Males

3332

M18-39

3332

10K→15K

6.2 - 9.3 mi

Top 10%
Γ—3
+67ft-78ft

Overall

2812

Males

2703

M18-39

2703

15K→20K

9.3 - 12.4 mi

Top 9%
Γ—5
+106ft-86ft

Overall

2482

Males

2390

M18-39

2390

20K→HALF

12.4 - 13.1 mi

Top 12%
Γ—2
+19ft-37ft

Overall

3372

Males

3228

M18-39

3228

HALF→25K

13.1 - 15.5 mi

Top 10%
Γ—4
+66ft-88ft

Overall

2858

Males

2744

M18-39

2744

25K→30K

15.5 - 18.6 mi

Top 9%
Γ—9
+181ft-148ft

Overall

2686

Males

2568

M18-39

2568

30K→20M

18.6 - 20.0 mi

Top 10%
Γ—5
+64ft-50ft

Overall

2981

Males

2802

M18-39

2802

20M→21M

20.0 - 21.0 mi

Top 9%
Γ—8
+106ft-24ft

Overall

2674

Males

2505

M18-39

2505

21M→35K

21.0 - 21.8 mi

Top 8%
Γ—7
+17ft-86ft

Overall

2315

Males

2196

M18-39

2196

35K→23M

21.8 - 23.0 mi

Top 10%
Γ—5
+23ft-63ft

Overall

2848

Males

2642

M18-39

2642

23M→24M

23.0 - 24.0 mi

Top 9%
Γ—6
+12ft-82ft

Overall

2718

Males

2502

M18-39

2502

24M→40K

24.0 - 24.9 mi

Top 9%
Γ—1
+6ft-20ft

Overall

2678

Males

2461

M18-39

2461

40K→25.2M

24.9 - 25.2 mi

Top 8%
Γ—1
+13ft-16ft

Overall

2261

Males

2082

M18-39

2082

25.2M→FINISH

25.2 - 26.2 mi

Top 11%
Γ—2
+22ft-21ft

Overall

3157

Males

2798

M18-39

2798

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
902
Passed By
592
Net Change
+128
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#2729
5K β†’ 10K28200-354#2729#3083
10K β†’ 15K14446+98#3083#2985
15K β†’ 20K17413+161#2985#2824
20K β†’ HALF437-33#2824#2857
HALF β†’ 25K7354+19#2857#2838
25K β†’ 30K11163+48#2838#2790
30K β†’ 20M5346+7#2790#2783
20M β†’ 21M5923+36#2783#2747
21M β†’ 35K457+38#2747#2709
35K β†’ 23M4629+17#2709#2692
23M β†’ 24M4419+25#2692#2667
24M β†’ 40K6219+43#2667#2624
40K β†’ 25.2M286+22#2624#2602
25.2M β†’ FINISH3130+1#2602#2601
TOTALS902592+128
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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