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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Seungyoon Park

Bib: 10052 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 20%
Gender (Male)
#0 / 16340
Top 32%
Masters (Masters Men)
#0 / 10617
Top 17%
Age Group (M45-49)
#0 / 2413
Top 23%
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
21:43
3.11 mi
Rank: #8441
Start → 5K
21:43 | 7:00/mi
10K
42:33
6.21 mi
Rank: #7342 (+1099)
5K → 10K
20:50 | 6:43/mi
15K
1:03:02
9.32 mi
Rank: #6470 (+872)
10K → 15K
20:29 | 6:36/mi
20K
1:23:47
12.43 mi
Rank: #6027 (+443)
15K → 20K
20:45 | 6:41/mi
HALF
1:28:15
13.11 mi
Rank: #5956 (+71)
20K → HALF
4:28 | 6:34/mi
25K
1:44:37
15.53 mi
Rank: #5820 (+136)
HALF → 25K
16:22 | 6:45/mi
30K
2:06:23
18.64 mi
Rank: #5820
25K → 30K
21:46 | 7:01/mi
20M
2:15:56
20.00 mi
Rank: #5817 (+3)
30K → 20M
9:33 | 7:02/mi
21M
2:23:26
21.00 mi
Rank: #5846 (-29)
20M → 21M
7:30 | 7:30/mi
35K
2:28:33
21.75 mi
Rank: #5849 (-3)
21M → 35K
5:07 | 6:51/mi
23M
2:37:18
23.00 mi
Rank: #5780 (+69)
35K → 23M
8:45 | 7:00/mi
24M
2:44:13
24.00 mi
Rank: #5770 (+10)
23M → 24M
6:55 | 6:55/mi
40K
2:50:12
24.85 mi
Rank: #5728 (+42)
24M → 40K
5:59 | 7:00/mi
25.2M
2:52:48
25.20 mi
Rank: #5728
40K → 25.2M
2:36 | 7:33/mi
FINISH
2:59:43
26.22 mi
Rank: #5756 (-28)
25.2M → FINISH
6:55 | 6:48/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:28:15
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:31:28
Pace6:59 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:39:0621:437:0021:43
7:00
-
10K
6.21 mi10:59:5642:336:5120:50
6:43
-0:17
15K
9.32 mi11:20:251:03:026:4620:29
6:36
-0:07
20K
12.43 mi11:41:101:23:476:4520:45
6:41
+0:05
HALF
13.11 mi11:45:381:28:156:444:28
6:34
-0:07
25K
15.53 mi12:02:001:44:376:4516:22
6:45
+0:11
30K
18.64 mi12:23:462:06:236:4721:46
7:01
+0:16
20M
20.00 mi12:33:192:15:566:489:33
7:02
+0:01
21M
21.00 mi12:40:492:23:266:507:30
7:30
+0:28
35K
21.75 mi12:45:562:28:336:505:07
6:51
-0:39
23M
23.00 mi12:54:412:37:186:518:45
7:00
+0:09
24M
24.00 mi13:01:362:44:136:516:55
6:55
-0:05
40K
24.85 mi13:07:352:50:126:515:59
7:00
+0:05
25.2M
25.20 mi13:10:112:52:486:522:36
7:33
+0:33
FINISH
26.22 mi13:17:062:59:436:526:55
6:48
-0:45

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

6:34 /mi

Average Pace

6:52 /mi

Slowest Pace

7:33 /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

2:49:37

94% of race

Time at Steady Pace

10:06

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:51 /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 mi10:39:0621:437:0021:43
7:00
#8441
10K
6.21 mi10:59:5642:336:5120:50
6:43
#7342
15K
9.32 mi11:20:251:03:026:4620:29
6:36
#6470
20K
12.43 mi11:41:101:23:476:4520:45
6:41
#6027
HALF
13.11 mi11:45:381:28:156:444:28
6:34
#5956
25K
15.53 mi12:02:001:44:376:4516:22
6:45
#5820
30K
18.64 mi12:23:462:06:236:4721:46
7:01
#5820
20M
20.00 mi12:33:192:15:566:489:33
7:02
#5817
21M
21.00 mi12:40:492:23:266:507:30
7:30
#5846
35K
21.75 mi12:45:562:28:336:505:07
6:51
#5849
23M
23.00 mi12:54:412:37:186:518:45
7:00
#5780
24M
24.00 mi13:01:362:44:136:516:55
6:55
#5770
40K
24.85 mi13:07:352:50:126:515:59
7:00
#5728
25.2M
25.20 mi13:10:112:52:486:522:36
7:33
#5728
FINISH
26.22 mi13:17:062:59:436:526:55
6:48
#5756
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi8441719071904888(Top 17%)4566(Top 28%)4566(Top 189%)
10K6.21 mi3.10 mi7342+10996443+7476443+7476021(Top 21%)5476(Top 34%)5476(Top 227%)
15K9.32 mi3.11 mi6470+8725814+6295814+6294888(Top 17%)4566(Top 28%)4566(Top 189%)
20K12.43 mi3.11 mi6027+4435480+3345480+3345030(Top 17%)4662(Top 29%)4662(Top 193%)
HALF13.11 mi0.68 mi5956+715425+555425+554872(Top 17%)4544(Top 28%)4544(Top 188%)
25K15.53 mi2.42 mi5820+1365309+1165309+1165330(Top 18%)4857(Top 30%)4857(Top 201%)
30K18.64 mi3.11 mi58205282+275282+275935(Top 20%)5254(Top 32%)5254(Top 218%)
20M20.00 mi1.36 mi5817+35265+175265+175753(Top 20%)5063(Top 31%)5063(Top 210%)
21M21.00 mi1.00 mi5846-295275-105275-106447(Top 22%)5412(Top 33%)5412(Top 224%)
35K21.75 mi0.75 mi5849-35264+115264+115949(Top 20%)5126(Top 31%)5126(Top 212%)
23M23.00 mi1.25 mi5780+695201+635201+635390(Top 19%)4679(Top 29%)4679(Top 194%)
24M24.00 mi1.00 mi5770+105186+155186+155903(Top 20%)4959(Top 30%)4959(Top 206%)
40K24.85 mi0.85 mi5728+425148+385148+385474(Top 19%)4622(Top 28%)4622(Top 192%)
25.2M25.20 mi0.35 mi57285146+25146+25460(Top 19%)4565(Top 28%)4565(Top 189%)
FINISH26.22 mi1.02 mi5756-285157-115157-116001(Top 21%)4860(Top 30%)4860(Top 201%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21
+97ft-345ft

Overall

4888

Males

4566

M45-49

4566

5K→10K

3.1 - 6.2 mi

Top 21%
×5
+79ft-138ft

Overall

6021

Males

5476

M45-49

5476

10K→15K

6.2 - 9.3 mi

Top 17%
×3
+67ft-78ft

Overall

4888

Males

4566

M45-49

4566

15K→20K

9.3 - 12.4 mi

Top 17%
×5
+106ft-86ft

Overall

5030

Males

4662

M45-49

4662

20K→HALF

12.4 - 13.1 mi

Top 17%
×2
+19ft-37ft

Overall

4872

Males

4544

M45-49

4544

HALF→25K

13.1 - 15.5 mi

Top 18%
×4
+66ft-88ft

Overall

5330

Males

4857

M45-49

4857

25K→30K

15.5 - 18.6 mi

Top 20%
×9
+181ft-148ft

Overall

5935

Males

5254

M45-49

5254

30K→20M

18.6 - 20.0 mi

Top 20%
×5
+64ft-50ft

Overall

5753

Males

5063

M45-49

5063

20M→21M

20.0 - 21.0 mi

Top 22%
×8
+106ft-24ft

Overall

6447

Males

5412

M45-49

5412

21M→35K

21.0 - 21.8 mi

Top 20%
×7
+17ft-86ft

Overall

5949

Males

5126

M45-49

5126

35K→23M

21.8 - 23.0 mi

Top 19%
×5
+23ft-63ft

Overall

5390

Males

4679

M45-49

4679

23M→24M

23.0 - 24.0 mi

Top 20%
×6
+12ft-82ft

Overall

5903

Males

4959

M45-49

4959

24M→40K

24.0 - 24.9 mi

Top 19%
×1
+6ft-20ft

Overall

5474

Males

4622

M45-49

4622

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1
+13ft-16ft

Overall

5460

Males

4565

M45-49

4565

25.2M→FINISH

25.2 - 26.2 mi

Top 21%
×2
+22ft-21ft

Overall

6001

Males

4860

M45-49

4860

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3303*
Passed By
618
Net Change
+2685
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8441
5K → 10K1107*8+1099#8441#7342
10K → 15K874*2+872#7342#6470
15K → 20K449*6+443#6470#6027
20K → HALF721+71#6027#5956
HALF → 25K16327+136#5956#5820
25K → 30K1511510#5820#5820
30K → 20M6865+3#5820#5817
20M → 21M5786-29#5817#5846
21M → 35K3639-3#5846#5849
35K → 23M11243+69#5849#5780
23M → 24M6959+10#5780#5770
24M → 40K7331+42#5770#5728
40K → 25.2M22220#5728#5728
25.2M → FINISH5078-28#5728#5756
TOTALS3303*618+2685

* 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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