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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Younghwan Ahn

Bib: 2397 •M •Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 49%
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
20:37
3.11 mi
Rank: #5305
Start → 5K
20:37 | 6:39/mi
10K
41:26
6.21 mi
Rank: #5588 (-283)
5K → 10K
20:49 | 6:43/mi
15K
1:02:31
9.32 mi
Rank: #5901 (-313)
10K → 15K
21:05 | 6:48/mi
20K
1:25:06
12.43 mi
Rank: #7120 (-1219)
15K → 20K
22:35 | 7:17/mi
HALF
1:29:57
13.11 mi
Rank: #7263 (-143)
20K → HALF
4:51 | 7:07/mi
25K
1:49:01
15.53 mi
Rank: #8316 (-1053)
HALF → 25K
19:04 | 7:52/mi
30K
2:17:33
18.64 mi
Rank: #10793 (-2477)
25K → 30K
28:32 | 9:12/mi
20M
2:30:36
20.00 mi
Rank: #11898 (-1105)
30K → 20M
13:03 | 9:37/mi
21M
2:41:05
21.00 mi
Rank: #12724 (-826)
20M → 21M
10:29 | 10:29/mi
35K
2:47:40
21.75 mi
Rank: #13001 (-277)
21M → 35K
6:35 | 8:48/mi
23M
2:59:14
23.00 mi
Rank: #13449 (-448)
35K → 23M
11:34 | 9:15/mi
24M
3:07:53
24.00 mi
Rank: #13691 (-242)
23M → 24M
8:39 | 8:39/mi
40K
3:15:39
24.85 mi
Rank: #13916 (-225)
24M → 40K
7:46 | 9:06/mi
25.2M
3:19:07
25.20 mi
Rank: #14055 (-139)
40K → 25.2M
3:28 | 10:04/mi
FINISH
3:27:22
26.22 mi
Rank: #14127 (-72)
25.2M → FINISH
8:15 | 8:06/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:29:57
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:57:25
Pace8:58 /mi
📊Positive Split: 30.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:2720:376:3920:37
6:39
-
10K
6.21 mi10:42:1641:266:4120:49
6:43
+0:04
15K
9.32 mi11:03:211:02:316:4321:05
6:48
+0:05
20K
12.43 mi11:25:561:25:066:5122:35
7:17
+0:29
HALF
13.11 mi11:30:471:29:576:524:51
7:07
-0:10
25K
15.53 mi11:49:511:49:017:0219:04
7:52
+0:45
30K
18.64 mi12:18:232:17:337:2328:32
9:12
+1:20
20M
20.00 mi12:31:262:30:367:3213:03
9:37
+0:25
21M
21.00 mi12:41:552:41:057:4110:29
10:29
+0:52
35K
21.75 mi12:48:302:47:407:436:35
8:48
-1:41
23M
23.00 mi13:00:042:59:147:4811:34
9:15
+0:27
24M
24.00 mi13:08:433:07:537:508:39
8:39
-0:36
40K
24.85 mi13:16:293:15:397:537:46
9:06
+0:27
25.2M
25.20 mi13:19:573:19:077:553:28
10:04
+0:58
FINISH
26.22 mi13:28:123:27:227:558:15
8:06
-1:58

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

6:39 /mi

Average Pace

7:55 /mi

Slowest Pace

10:29 /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

1:49:01

53% of race

Time at Steady Pace

1:11:21

34% of race

Time at Slower Pace

27:00

13% of race

Average Pace: 7:55 /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 mi10:21:2720:376:3920:37
6:39
#5305
10K
6.21 mi10:42:1641:266:4120:49
6:43
#5588
15K
9.32 mi11:03:211:02:316:4321:05
6:48
#5901
20K
12.43 mi11:25:561:25:066:5122:35
7:17
#7120
HALF
13.11 mi11:30:471:29:576:524:51
7:07
#7263
25K
15.53 mi11:49:511:49:017:0219:04
7:52
#8316
30K
18.64 mi12:18:232:17:337:2328:32
9:12
#10793
20M
20.00 mi12:31:262:30:367:3213:03
9:37
#11898
21M
21.00 mi12:41:552:41:057:4110:29
10:29
#12724
35K
21.75 mi12:48:302:47:407:436:35
8:48
#13001
23M
23.00 mi13:00:042:59:147:4811:34
9:15
#13449
24M
24.00 mi13:08:433:07:537:508:39
8:39
#13691
40K
24.85 mi13:16:293:15:397:537:46
9:06
#13916
25.2M
25.20 mi13:19:573:19:077:553:28
10:04
#14055
FINISH
26.22 mi13:28:123:27:227:558:15
8:06
#14127
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 mi5305492749276702(Top 23%)5971(Top 37%)5971(Top 104%)
10K6.21 mi3.10 mi5588-2835156-2295156-2295985(Top 21%)5449(Top 33%)5449(Top 95%)
15K9.32 mi3.11 mi5901-3135405-2495405-2496702(Top 23%)5971(Top 37%)5971(Top 104%)
20K12.43 mi3.11 mi7120-12196271-8666271-8669906(Top 34%)7882(Top 48%)7882(Top 138%)
HALF13.11 mi0.68 mi7263-1436371-1006371-1009578(Top 33%)7790(Top 48%)7790(Top 136%)
25K15.53 mi2.42 mi8316-10537061-6907061-69014316(Top 49%)9787(Top 60%)9787(Top 171%)
30K18.64 mi3.11 mi10793-24778316-12558316-125520435(Top 70%)12386(Top 76%)12386(Top 216%)
20M20.00 mi1.36 mi11898-11058810-4948810-49421430(Top 74%)12777(Top 78%)12777(Top 223%)
21M21.00 mi1.00 mi12724-8269125-3159125-31521908(Top 75%)12970(Top 79%)12970(Top 227%)
35K21.75 mi0.75 mi13001-2779239-1149239-11419069(Top 66%)11518(Top 70%)11518(Top 201%)
23M23.00 mi1.25 mi13449-4489416-1779416-17719585(Top 67%)11731(Top 72%)11731(Top 205%)
24M24.00 mi1.00 mi13691-2429487-719487-7117718(Top 61%)10797(Top 66%)10797(Top 189%)
40K24.85 mi0.85 mi13916-2259564-779564-7718753(Top 65%)11227(Top 69%)11227(Top 196%)
25.2M25.20 mi0.35 mi14055-1399607-439607-4319533(Top 67%)11609(Top 71%)11609(Top 203%)
FINISH26.22 mi1.02 mi14127-729618-119618-1115752(Top 54%)9878(Top 60%)9878(Top 173%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21
+97ft-345ft

Overall

6702

Males

5971

M18-39

5971

5K→10K

3.1 - 6.2 mi

Top 21%
×5
+79ft-138ft

Overall

5985

Males

5449

M18-39

5449

10K→15K

6.2 - 9.3 mi

Top 23%
×3
+67ft-78ft

Overall

6702

Males

5971

M18-39

5971

15K→20K

9.3 - 12.4 mi

Top 34%
×5
+106ft-86ft

Overall

9906

Males

7882

M18-39

7882

20K→HALF

12.4 - 13.1 mi

Top 33%
×2
+19ft-37ft

Overall

9578

Males

7790

M18-39

7790

HALF→25K

13.1 - 15.5 mi

Top 49%
×4
+66ft-88ft

Overall

14316

Males

9787

M18-39

9787

25K→30K

15.5 - 18.6 mi

Top 70%
×9
+181ft-148ft

Overall

20435

Males

12386

M18-39

12386

30K→20M

18.6 - 20.0 mi

Top 74%
×5
+64ft-50ft

Overall

21430

Males

12777

M18-39

12777

20M→21M

20.0 - 21.0 mi

Top 75%
×8
+106ft-24ft

Overall

21908

Males

12970

M18-39

12970

21M→35K

21.0 - 21.8 mi

Top 66%
×7
+17ft-86ft

Overall

19069

Males

11518

M18-39

11518

35K→23M

21.8 - 23.0 mi

Top 67%
×5
+23ft-63ft

Overall

19585

Males

11731

M18-39

11731

23M→24M

23.0 - 24.0 mi

Top 61%
×6
+12ft-82ft

Overall

17718

Males

10797

M18-39

10797

24M→40K

24.0 - 24.9 mi

Top 65%
×1
+6ft-20ft

Overall

18753

Males

11227

M18-39

11227

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1
+13ft-16ft

Overall

19533

Males

11609

M18-39

11609

25.2M→FINISH

25.2 - 26.2 mi

Top 54%
×2
+22ft-21ft

Overall

15752

Males

9878

M18-39

9878

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
340
Passed By
2611
Net Change
-8822
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5305
5K → 10K94200-283#5305#5588
10K → 15K43200-313#5588#5901
15K → 20K26200-1219#5901#7120
20K → HALF5148-143#7120#7263
HALF → 25K14200-1053#7263#8316
25K → 30K7200-2477#8316#10793
30K → 20M6200-1105#10793#11898
20M → 21M10200-826#11898#12724
21M → 35K13200-277#12724#13001
35K → 23M20200-448#13001#13449
23M → 24M30200-242#13449#13691
24M → 40K20200-225#13691#13916
40K → 25.2M4143-139#13916#14055
25.2M → FINISH48120-72#14055#14127
TOTALS3402611-8822
📊

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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