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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jonghu Kim

Bib: 10830 •M •Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 46%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 49%
Age Group (M45-49)
#0 / 2413
Race Day Weather
51°/41°F
overcast clouds
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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
21:15
3.11 mi
Rank: #7231
Start → 5K
21:15 | 6:51/mi
10K
42:35
6.21 mi
Rank: #7395 (-164)
5K → 10K
21:20 | 6:52/mi
15K
1:03:44
9.32 mi
Rank: #7244 (+151)
10K → 15K
21:09 | 6:49/mi
20K
1:26:18
12.43 mi
Rank: #7962 (-718)
15K → 20K
22:34 | 7:16/mi
HALF
1:31:21
13.11 mi
Rank: #8150 (-188)
20K → HALF
5:03 | 7:25/mi
25K
1:49:50
15.53 mi
Rank: #8688 (-538)
HALF → 25K
18:29 | 7:38/mi
30K
2:14:42
18.64 mi
Rank: #9456 (-768)
25K → 30K
24:52 | 8:01/mi
20M
2:26:08
20.00 mi
Rank: #9902 (-446)
30K → 20M
11:26 | 8:26/mi
21M
2:35:44
21.00 mi
Rank: #10557 (-655)
20M → 21M
9:36 | 9:36/mi
35K
2:42:41
21.75 mi
Rank: #11101 (-544)
21M → 35K
6:57 | 9:18/mi
23M
2:53:40
23.00 mi
Rank: #11500 (-399)
35K → 23M
10:59 | 8:47/mi
24M
3:03:10
24.00 mi
Rank: #12135 (-635)
23M → 24M
9:30 | 9:30/mi
40K
3:12:44
24.85 mi
Rank: #12982 (-847)
24M → 40K
9:34 | 11:12/mi
25.2M
3:16:06
25.20 mi
Rank: #13072 (-90)
40K → 25.2M
3:22 | 9:46/mi
FINISH
3:25:14
26.22 mi
Rank: #13443 (-371)
25.2M → FINISH
9:08 | 8:58/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:31:21
Pace6:59 /mi
2nd Half
Distance13.11 mi
Time1:53:53
Pace8:42 /mi
📊Positive Split: 24.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:39:3321:156:5121:15
6:51
-
10K
6.21 mi11:00:5342:356:5221:20
6:52
+0:01
15K
9.32 mi11:22:021:03:446:5121:09
6:49
-0:03
20K
12.43 mi11:44:361:26:186:5722:34
7:16
+0:27
HALF
13.11 mi11:49:391:31:216:595:03
7:25
+0:09
25K
15.53 mi12:08:081:49:507:0518:29
7:38
+0:13
30K
18.64 mi12:33:002:14:427:1424:52
8:01
+0:23
20M
20.00 mi12:44:262:26:087:1911:26
8:26
+0:25
21M
21.00 mi12:54:022:35:447:259:36
9:36
+1:10
35K
21.75 mi13:00:592:42:417:296:57
9:18
-0:18
23M
23.00 mi13:11:582:53:407:3410:59
8:47
-0:31
24M
24.00 mi13:21:283:03:107:389:30
9:30
+0:43
40K
24.85 mi13:31:023:12:447:469:34
11:12
+1:42
25.2M
25.20 mi13:34:243:16:067:473:22
9:46
-1:26
FINISH
26.22 mi13:43:323:25:147:509:08
8:58
-0:48

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

6:49 /mi

Average Pace

7:50 /mi

Slowest Pace

11:12 /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

1:49:50

54% of race

Time at Steady Pace

56:25

27% of race

Time at Slower Pace

38:59

19% of race

Average Pace: 7:50 /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 mi10:39:3321:156:5121:15
6:51
#7231
10K
6.21 mi11:00:5342:356:5221:20
6:52
#7395
15K
9.32 mi11:22:021:03:446:5121:09
6:49
#7244
20K
12.43 mi11:44:361:26:186:5722:34
7:16
#7962
HALF
13.11 mi11:49:391:31:216:595:03
7:25
#8150
25K
15.53 mi12:08:081:49:507:0518:29
7:38
#8688
30K
18.64 mi12:33:002:14:427:1424:52
8:01
#9456
20M
20.00 mi12:44:262:26:087:1911:26
8:26
#9902
21M
21.00 mi12:54:022:35:447:259:36
9:36
#10557
35K
21.75 mi13:00:592:42:417:296:57
9:18
#11101
23M
23.00 mi13:11:582:53:407:3410:59
8:47
#11500
24M
24.00 mi13:21:283:03:107:389:30
9:30
#12135
40K
24.85 mi13:31:023:12:447:469:34
11:12
#12982
25.2M
25.20 mi13:34:243:16:067:473:22
9:46
#13072
FINISH
26.22 mi13:43:323:25:147:509:08
8:58
#13443
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 mi7231638663866923(Top 24%)6129(Top 38%)6129(Top 254%)
10K6.21 mi3.10 mi7395-1646482-966482-967657(Top 26%)6677(Top 41%)6677(Top 277%)
15K9.32 mi3.11 mi7244+1516371+1116371+1116923(Top 24%)6129(Top 38%)6129(Top 254%)
20K12.43 mi3.11 mi7962-7186849-4786849-4789872(Top 34%)7867(Top 48%)7867(Top 326%)
HALF13.11 mi0.68 mi8150-1886967-1186967-11812161(Top 42%)9016(Top 55%)9016(Top 374%)
25K15.53 mi2.42 mi8688-5387281-3147281-31412417(Top 43%)8977(Top 55%)8977(Top 372%)
30K18.64 mi3.11 mi9456-7687657-3767657-37613496(Top 47%)9325(Top 57%)9325(Top 386%)
20M20.00 mi1.36 mi9902-4467851-1947851-19415661(Top 54%)10141(Top 62%)10141(Top 420%)
21M21.00 mi1.00 mi10557-6558159-3088159-30818924(Top 65%)11559(Top 71%)11559(Top 479%)
35K21.75 mi0.75 mi11101-5448403-2448403-24421084(Top 73%)12519(Top 77%)12519(Top 519%)
23M23.00 mi1.25 mi11500-3998581-1788581-17817304(Top 60%)10651(Top 65%)10651(Top 441%)
24M24.00 mi1.00 mi12135-6358814-2338814-23321319(Top 73%)12529(Top 77%)12529(Top 519%)
40K24.85 mi0.85 mi12982-8479174-3609174-36024603(Top 85%)14068(Top 86%)14068(Top 583%)
25.2M25.20 mi0.35 mi13072-909210-369210-3618401(Top 63%)11061(Top 68%)11061(Top 458%)
FINISH26.22 mi1.02 mi13443-3719337-1279337-12720336(Top 70%)12007(Top 73%)12007(Top 498%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21
+97ft-345ft

Overall

6923

Males

6129

M45-49

6129

5K→10K

3.1 - 6.2 mi

Top 26%
×5
+79ft-138ft

Overall

7657

Males

6677

M45-49

6677

10K→15K

6.2 - 9.3 mi

Top 24%
×3
+67ft-78ft

Overall

6923

Males

6129

M45-49

6129

15K→20K

9.3 - 12.4 mi

Top 34%
×5
+106ft-86ft

Overall

9872

Males

7867

M45-49

7867

20K→HALF

12.4 - 13.1 mi

Top 42%
×2
+19ft-37ft

Overall

12161

Males

9016

M45-49

9016

HALF→25K

13.1 - 15.5 mi

Top 43%
×4
+66ft-88ft

Overall

12417

Males

8977

M45-49

8977

25K→30K

15.5 - 18.6 mi

Top 47%
×9
+181ft-148ft

Overall

13496

Males

9325

M45-49

9325

30K→20M

18.6 - 20.0 mi

Top 54%
×5
+64ft-50ft

Overall

15661

Males

10141

M45-49

10141

20M→21M

20.0 - 21.0 mi

Top 65%
×8
+106ft-24ft

Overall

18924

Males

11559

M45-49

11559

21M→35K

21.0 - 21.8 mi

Top 73%
×7
+17ft-86ft

Overall

21084

Males

12519

M45-49

12519

35K→23M

21.8 - 23.0 mi

Top 60%
×5
+23ft-63ft

Overall

17304

Males

10651

M45-49

10651

23M→24M

23.0 - 24.0 mi

Top 73%
×6
+12ft-82ft

Overall

21319

Males

12529

M45-49

12529

24M→40K

24.0 - 24.9 mi

Top 85%
×1
+6ft-20ft

Overall

24603

Males

14068

M45-49

14068

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1
+13ft-16ft

Overall

18401

Males

11061

M45-49

11061

25.2M→FINISH

25.2 - 26.2 mi

Top 70%
×2
+22ft-21ft

Overall

20336

Males

12007

M45-49

12007

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
616*
Passed By
2563
Net Change
-6212
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7231
5K → 10K151200-164#7231#7395
10K → 15K225*74+151#7395#7244
15K → 20K32200-718#7244#7962
20K → HALF3191-188#7962#8150
HALF → 25K38200-538#8150#8688
25K → 30K53200-768#8688#9456
30K → 20M21200-446#9456#9902
20M → 21M15200-655#9902#10557
21M → 35K7200-544#10557#11101
35K → 23M30200-399#11101#11500
23M → 24M14200-635#11500#12135
24M → 40K3200-847#12135#12982
40K → 25.2M898-90#12982#13072
25.2M → FINISH16200-371#13072#13443
TOTALS616*2563-6212

* 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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