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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Hyuk Won Chung

Bib: 30835 •M •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M50-54)
#0 / 1868
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
28:27
3.11 mi
Rank: #23293
Start → 5K
28:27 | 9:10/mi
10K
56:21
6.21 mi
Rank: #23018 (+275)
5K → 10K
27:54 | 8:59/mi
15K
1:24:26
9.32 mi
Rank: #22954 (+64)
10K → 15K
28:05 | 9:03/mi
20K
1:52:26
12.43 mi
Rank: #22692 (+262)
15K → 20K
28:00 | 9:01/mi
HALF
1:58:01
13.11 mi
Rank: #22505 (+187)
20K → HALF
5:35 | 8:12/mi
25K
2:18:57
15.53 mi
Rank: #21992 (+513)
HALF → 25K
20:56 | 8:38/mi
30K
2:46:20
18.64 mi
Rank: #21406 (+586)
25K → 30K
27:23 | 8:49/mi
20M
2:58:14
20.00 mi
Rank: #21127 (+279)
30K → 20M
11:54 | 8:46/mi
21M
3:07:29
21.00 mi
Rank: #20938 (+189)
20M → 21M
9:15 | 9:15/mi
35K
3:13:52
21.75 mi
Rank: #20807 (+131)
21M → 35K
6:23 | 8:32/mi
23M
3:24:28
23.00 mi
Rank: #20557 (+250)
35K → 23M
10:36 | 8:29/mi
24M
3:32:26
24.00 mi
Rank: #20310 (+247)
23M → 24M
7:58 | 7:58/mi
40K
3:39:24
24.85 mi
Rank: #20098 (+212)
24M → 40K
6:58 | 8:09/mi
25.2M
3:42:25
25.20 mi
Rank: #20009 (+89)
40K → 25.2M
3:01 | 8:45/mi
FINISH
3:50:17
26.22 mi
Rank: #19784 (+225)
25.2M → FINISH
7:52 | 7:44/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:58:01
Pace9:01 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:52:16
Pace8:34 /mi
📊Negative Split: 4.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:3428:279:1028:27
9:10
-
10K
6.21 mi12:21:2856:219:0527:54
8:59
-0:11
15K
9.32 mi12:49:331:24:269:0428:05
9:03
+0:04
20K
12.43 mi13:17:331:52:269:0328:00
9:01
-0:02
HALF
13.11 mi13:23:081:58:019:015:35
8:12
-0:49
25K
15.53 mi13:44:042:18:578:5720:56
8:38
+0:26
30K
18.64 mi14:11:272:46:208:5627:23
8:49
+0:11
20M
20.00 mi14:23:212:58:148:5511:54
8:46
-0:03
21M
21.00 mi14:32:363:07:298:569:15
9:15
+0:29
35K
21.75 mi14:38:593:13:528:556:23
8:32
-0:43
23M
23.00 mi14:49:353:24:288:5410:36
8:29
-0:03
24M
24.00 mi14:57:333:32:268:527:58
7:58
-0:31
40K
24.85 mi15:04:313:39:248:506:58
8:09
+0:11
25.2M
25.20 mi15:07:323:42:258:503:01
8:45
+0:36
FINISH
26.22 mi15:15:243:50:178:487:52
7:44
-1:01

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

7:44 /mi

Average Pace

8:47 /mi

Slowest Pace

9:15 /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

38:59

17% of race

Time at Steady Pace

2:33:36

67% of race

Time at Slower Pace

37:42

16% of race

Average Pace: 8:47 /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 mi11:53:3428:279:1028:27
9:10
#23293
10K
6.21 mi12:21:2856:219:0527:54
8:59
#23018
15K
9.32 mi12:49:331:24:269:0428:05
9:03
#22954
20K
12.43 mi13:17:331:52:269:0328:00
9:01
#22692
HALF
13.11 mi13:23:081:58:019:015:35
8:12
#22505
25K
15.53 mi13:44:042:18:578:5720:56
8:38
#21992
30K
18.64 mi14:11:272:46:208:5627:23
8:49
#21406
20M
20.00 mi14:23:212:58:148:5511:54
8:46
#21127
21M
21.00 mi14:32:363:07:298:569:15
9:15
#20938
35K
21.75 mi14:38:593:13:528:556:23
8:32
#20807
23M
23.00 mi14:49:353:24:288:5410:36
8:29
#20557
24M
24.00 mi14:57:333:32:268:527:58
7:58
#20310
40K
24.85 mi15:04:313:39:248:506:58
8:09
#20098
25.2M
25.20 mi15:07:323:42:258:503:01
8:45
#20009
FINISH
26.22 mi15:15:243:50:178:487:52
7:44
#19784
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi23293138771387722875(Top 79%)13703(Top 84%)13703(Top 734%)
10K6.21 mi3.10 mi23018+27513744+13313744+13322735(Top 78%)13630(Top 83%)13630(Top 730%)
15K9.32 mi3.11 mi22954+6413740+413740+422875(Top 79%)13703(Top 84%)13703(Top 734%)
20K12.43 mi3.11 mi22692+26213606+13413606+13421949(Top 76%)13225(Top 81%)13225(Top 708%)
HALF13.11 mi0.68 mi22505+18713503+10313503+10318322(Top 63%)11591(Top 71%)11591(Top 621%)
25K15.53 mi2.42 mi21992+51313246+25713246+25719349(Top 67%)11944(Top 73%)11944(Top 639%)
30K18.64 mi3.11 mi21406+58612934+31212934+31218643(Top 64%)11546(Top 71%)11546(Top 618%)
20M20.00 mi1.36 mi21127+27912778+15612778+15617743(Top 61%)11077(Top 68%)11077(Top 593%)
21M21.00 mi1.00 mi20938+18912686+9212686+9217402(Top 60%)10877(Top 67%)10877(Top 582%)
35K21.75 mi0.75 mi20807+13112611+7512611+7517755(Top 61%)10946(Top 67%)10946(Top 586%)
23M23.00 mi1.25 mi20557+25012483+12812483+12815529(Top 54%)9925(Top 61%)9925(Top 531%)
24M24.00 mi1.00 mi20310+24712344+13912344+13913514(Top 47%)8954(Top 55%)8954(Top 479%)
40K24.85 mi0.85 mi20098+21212217+12712217+12713451(Top 46%)8831(Top 54%)8831(Top 473%)
25.2M25.20 mi0.35 mi20009+8912164+5312164+5313208(Top 46%)8716(Top 53%)8716(Top 467%)
FINISH26.22 mi1.02 mi19784+22512050+11412050+11413123(Top 45%)8641(Top 53%)8641(Top 463%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21
+97ft-345ft

Overall

22875

Males

13703

M50-54

13703

5K→10K

3.1 - 6.2 mi

Top 78%
×5
+79ft-138ft

Overall

22735

Males

13630

M50-54

13630

10K→15K

6.2 - 9.3 mi

Top 79%
×3
+67ft-78ft

Overall

22875

Males

13703

M50-54

13703

15K→20K

9.3 - 12.4 mi

Top 76%
×5
+106ft-86ft

Overall

21949

Males

13225

M50-54

13225

20K→HALF

12.4 - 13.1 mi

Top 63%
×2
+19ft-37ft

Overall

18322

Males

11591

M50-54

11591

HALF→25K

13.1 - 15.5 mi

Top 67%
×4
+66ft-88ft

Overall

19349

Males

11944

M50-54

11944

25K→30K

15.5 - 18.6 mi

Top 64%
×9
+181ft-148ft

Overall

18643

Males

11546

M50-54

11546

30K→20M

18.6 - 20.0 mi

Top 61%
×5
+64ft-50ft

Overall

17743

Males

11077

M50-54

11077

20M→21M

20.0 - 21.0 mi

Top 60%
×8
+106ft-24ft

Overall

17402

Males

10877

M50-54

10877

21M→35K

21.0 - 21.8 mi

Top 61%
×7
+17ft-86ft

Overall

17755

Males

10946

M50-54

10946

35K→23M

21.8 - 23.0 mi

Top 54%
×5
+23ft-63ft

Overall

15529

Males

9925

M50-54

9925

23M→24M

23.0 - 24.0 mi

Top 47%
×6
+12ft-82ft

Overall

13514

Males

8954

M50-54

8954

24M→40K

24.0 - 24.9 mi

Top 46%
×1
+6ft-20ft

Overall

13451

Males

8831

M50-54

8831

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1
+13ft-16ft

Overall

13208

Males

8716

M50-54

8716

25.2M→FINISH

25.2 - 26.2 mi

Top 45%
×2
+22ft-21ft

Overall

13123

Males

8641

M50-54

8641

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3850*
Passed By
341
Net Change
+3509
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23293
5K → 10K418*143+275#23293#23018
10K → 15K196132+64#23018#22954
15K → 20K303*41+262#22954#22692
20K → HALF1870+187#22692#22505
HALF → 25K515*2+513#22505#21992
25K → 30K587*1+586#21992#21406
30K → 20M281*2+279#21406#21127
20M → 21M1945+189#21127#20938
21M → 35K1398+131#20938#20807
35K → 23M253*3+250#20807#20557
23M → 24M249*2+247#20557#20310
24M → 40K213*1+212#20310#20098
40K → 25.2M890+89#20098#20009
25.2M → FINISH226*1+225#20009#19784
TOTALS3850*341+3509

* 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

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

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