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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Heonjin Jung

Bib: 29790 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 42%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 45%
Age Group (M40-44)
#0 / 2198
Race Day Weather
51°/41°F
overcast clouds
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  • Segment-by-segment breakdown
  • Personalized race insights
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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
24:14
3.11 mi
Rank: #15389
Start → 5K
24:14 | 7:48/mi
10K
47:14
6.21 mi
Rank: #13744 (+1645)
5K → 10K
23:00 | 7:25/mi
15K
1:10:37
9.32 mi
Rank: #13454 (+290)
10K → 15K
23:23 | 7:32/mi
20K
1:34:36
12.43 mi
Rank: #13533 (-79)
15K → 20K
23:59 | 7:44/mi
HALF
1:39:47
13.11 mi
Rank: #13548 (-15)
20K → HALF
5:11 | 7:37/mi
25K
1:58:15
15.53 mi
Rank: #13327 (+221)
HALF → 25K
18:28 | 7:37/mi
30K
2:22:52
18.64 mi
Rank: #13232 (+95)
25K → 30K
24:37 | 7:56/mi
20M
2:33:32
20.00 mi
Rank: #13094 (+138)
30K → 20M
10:40 | 7:52/mi
21M
2:41:46
21.00 mi
Rank: #12973 (+121)
20M → 21M
8:14 | 8:14/mi
35K
2:47:23
21.75 mi
Rank: #12893 (+80)
21M → 35K
5:37 | 7:31/mi
23M
2:56:54
23.00 mi
Rank: #12672 (+221)
35K → 23M
9:31 | 7:37/mi
24M
3:04:17
24.00 mi
Rank: #12492 (+180)
23M → 24M
7:23 | 7:23/mi
40K
3:10:47
24.85 mi
Rank: #12367 (+125)
24M → 40K
6:30 | 7:37/mi
25.2M
3:13:40
25.20 mi
Rank: #12333 (+34)
40K → 25.2M
2:53 | 8:22/mi
FINISH
3:21:17
26.22 mi
Rank: #12254 (+79)
25.2M → FINISH
7:37 | 7:29/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:39:47
Pace7:37 /mi
2nd Half
Distance13.11 mi
Time1:41:30
Pace7:45 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:0124:147:4824:14
7:48
-
10K
6.21 mi12:13:0147:147:3723:00
7:25
-0:23
15K
9.32 mi12:36:241:10:377:3523:23
7:32
+0:07
20K
12.43 mi13:00:231:34:367:3723:59
7:44
+0:12
HALF
13.11 mi13:05:341:39:477:375:11
7:37
-0:07
25K
15.53 mi13:24:021:58:157:3718:28
7:37
0:00
30K
18.64 mi13:48:392:22:527:4024:37
7:56
+0:19
20M
20.00 mi13:59:192:33:327:4110:40
7:52
-0:04
21M
21.00 mi14:07:332:41:467:438:14
8:14
+0:22
35K
21.75 mi14:13:102:47:237:425:37
7:31
-0:43
23M
23.00 mi14:22:412:56:547:429:31
7:37
+0:06
24M
24.00 mi14:30:043:04:177:417:23
7:23
-0:14
40K
24.85 mi14:36:343:10:477:416:30
7:37
+0:14
25.2M
25.20 mi14:39:273:13:407:422:53
8:22
+0:45
FINISH
26.22 mi14:47:043:21:177:417:37
7:29
-0:53

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

7:23 /mi

Average Pace

7:41 /mi

Slowest Pace

8:22 /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

3:10:10

94% of race

Time at Steady Pace

11:07

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:41 /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 mi11:50:0124:147:4824:14
7:48
#15389
10K
6.21 mi12:13:0147:147:3723:00
7:25
#13744
15K
9.32 mi12:36:241:10:377:3523:23
7:32
#13454
20K
12.43 mi13:00:231:34:367:3723:59
7:44
#13533
HALF
13.11 mi13:05:341:39:477:375:11
7:37
#13548
25K
15.53 mi13:24:021:58:157:3718:28
7:37
#13327
30K
18.64 mi13:48:392:22:527:4024:37
7:56
#13232
20M
20.00 mi13:59:192:33:327:4110:40
7:52
#13094
21M
21.00 mi14:07:332:41:467:438:14
8:14
#12973
35K
21.75 mi14:13:102:47:237:425:37
7:31
#12893
23M
23.00 mi14:22:412:56:547:429:31
7:37
#12672
24M
24.00 mi14:30:043:04:177:417:23
7:23
#12492
40K
24.85 mi14:36:343:10:477:416:30
7:37
#12367
25.2M
25.20 mi14:39:273:13:407:422:53
8:22
#12333
FINISH
26.22 mi14:47:043:21:177:417:37
7:29
#12254
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi15389103991039913032(Top 45%)9381(Top 57%)9381(Top 427%)
10K6.21 mi3.10 mi13744+16459750+6499750+64912088(Top 42%)9028(Top 55%)9028(Top 411%)
15K9.32 mi3.11 mi13454+2909589+1619589+16113032(Top 45%)9381(Top 57%)9381(Top 427%)
20K12.43 mi3.11 mi13533-799608-199608-1913874(Top 48%)9668(Top 59%)9668(Top 440%)
HALF13.11 mi0.68 mi13548-159611-39611-313794(Top 48%)9689(Top 59%)9689(Top 441%)
25K15.53 mi2.42 mi13327+2219492+1199492+11912356(Top 43%)8945(Top 55%)8945(Top 407%)
30K18.64 mi3.11 mi13232+959403+899403+8912912(Top 44%)9063(Top 55%)9063(Top 412%)
20M20.00 mi1.36 mi13094+1389315+889315+8811721(Top 40%)8425(Top 52%)8425(Top 383%)
21M21.00 mi1.00 mi12973+1219238+779238+7711392(Top 39%)8168(Top 50%)8168(Top 372%)
35K21.75 mi0.75 mi12893+809191+479191+4710898(Top 38%)7921(Top 48%)7921(Top 360%)
23M23.00 mi1.25 mi12672+2219080+1119080+1119621(Top 33%)7201(Top 44%)7201(Top 328%)
24M24.00 mi1.00 mi12492+1808972+1088972+1089214(Top 32%)6909(Top 42%)6909(Top 314%)
40K24.85 mi0.85 mi12367+1258902+708902+709585(Top 33%)7007(Top 43%)7007(Top 319%)
25.2M25.20 mi0.35 mi12333+348877+258877+2510670(Top 37%)7477(Top 46%)7477(Top 340%)
FINISH26.22 mi1.02 mi12254+798812+658812+6511200(Top 39%)7716(Top 47%)7716(Top 351%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21
+97ft-345ft

Overall

13032

Males

9381

M40-44

9381

5K→10K

3.1 - 6.2 mi

Top 42%
×5
+79ft-138ft

Overall

12088

Males

9028

M40-44

9028

10K→15K

6.2 - 9.3 mi

Top 45%
×3
+67ft-78ft

Overall

13032

Males

9381

M40-44

9381

15K→20K

9.3 - 12.4 mi

Top 48%
×5
+106ft-86ft

Overall

13874

Males

9668

M40-44

9668

20K→HALF

12.4 - 13.1 mi

Top 48%
×2
+19ft-37ft

Overall

13794

Males

9689

M40-44

9689

HALF→25K

13.1 - 15.5 mi

Top 43%
×4
+66ft-88ft

Overall

12356

Males

8945

M40-44

8945

25K→30K

15.5 - 18.6 mi

Top 44%
×9
+181ft-148ft

Overall

12912

Males

9063

M40-44

9063

30K→20M

18.6 - 20.0 mi

Top 40%
×5
+64ft-50ft

Overall

11721

Males

8425

M40-44

8425

20M→21M

20.0 - 21.0 mi

Top 39%
×8
+106ft-24ft

Overall

11392

Males

8168

M40-44

8168

21M→35K

21.0 - 21.8 mi

Top 38%
×7
+17ft-86ft

Overall

10898

Males

7921

M40-44

7921

35K→23M

21.8 - 23.0 mi

Top 33%
×5
+23ft-63ft

Overall

9621

Males

7201

M40-44

7201

23M→24M

23.0 - 24.0 mi

Top 32%
×6
+12ft-82ft

Overall

9214

Males

6909

M40-44

6909

24M→40K

24.0 - 24.9 mi

Top 33%
×1
+6ft-20ft

Overall

9585

Males

7007

M40-44

7007

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1
+13ft-16ft

Overall

10670

Males

7477

M40-44

7477

25.2M→FINISH

25.2 - 26.2 mi

Top 39%
×2
+22ft-21ft

Overall

11200

Males

7716

M40-44

7716

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3811*
Passed By
666
Net Change
+3135
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15389
5K → 10K1667*22+1645#15389#13744
10K → 15K365*75+290#13744#13454
15K → 20K131200-79#13454#13533
20K → HALF2742-15#13533#13548
HALF → 25K249*28+221#13548#13327
25K → 30K233*138+95#13327#13232
30K → 20M17335+138#13232#13094
20M → 21M14625+121#13094#12973
21M → 35K9919+80#12973#12893
35K → 23M228*7+221#12893#12672
23M → 24M1855+180#12672#12492
24M → 40K14318+125#12492#12367
40K → 25.2M5925+34#12367#12333
25.2M → FINISH10627+79#12333#12254
TOTALS3811*666+3135

* 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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Activity Data

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