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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

David Cho

Bib: 20817 •M •Age: N/A

CA

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 (M60-64)
#0 / 1514
Top 41%
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
24:44
3.11 mi
Rank: #16639
Start → 5K
24:44 | 7:58/mi
10K
49:58
6.21 mi
Rank: #17372 (-733)
5K → 10K
25:14 | 8:08/mi
15K
1:15:33
9.32 mi
Rank: #17795 (-423)
10K → 15K
25:35 | 8:15/mi
20K
1:41:37
12.43 mi
Rank: #18028 (-233)
15K → 20K
26:04 | 8:24/mi
HALF
1:47:09
13.11 mi
Rank: #18004 (+24)
20K → HALF
5:32 | 8:08/mi
25K
2:07:53
15.53 mi
Rank: #18136 (-132)
HALF → 25K
20:44 | 8:33/mi
30K
2:35:13
18.64 mi
Rank: #18194 (-58)
25K → 30K
27:20 | 8:48/mi
20M
2:47:33
20.00 mi
Rank: #18251 (-57)
30K → 20M
12:20 | 9:05/mi
21M
2:57:18
21.00 mi
Rank: #18324 (-73)
20M → 21M
9:45 | 9:45/mi
35K
3:03:41
21.75 mi
Rank: #18308 (+16)
21M → 35K
6:23 | 8:32/mi
23M
3:14:48
23.00 mi
Rank: #18261 (+47)
35K → 23M
11:07 | 8:53/mi
24M
3:23:18
24.00 mi
Rank: #18208 (+53)
23M → 24M
8:30 | 8:30/mi
40K
3:30:50
24.85 mi
Rank: #18166 (+42)
24M → 40K
7:32 | 8:49/mi
25.2M
3:34:05
25.20 mi
Rank: #18140 (+26)
40K → 25.2M
3:15 | 9:26/mi
FINISH
3:42:55
26.22 mi
Rank: #18166 (-26)
25.2M → FINISH
8:50 | 8:41/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:47:09
Pace8:11 /mi
2nd Half
Distance13.11 mi
Time1:55:46
Pace8:50 /mi
📊Positive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:11:0524:447:5824:44
7:58
-
10K
6.21 mi11:36:1949:588:0325:14
8:08
+0:10
15K
9.32 mi12:01:541:15:338:0725:35
8:15
+0:07
20K
12.43 mi12:27:581:41:378:1126:04
8:24
+0:09
HALF
13.11 mi12:33:301:47:098:115:32
8:08
-0:16
25K
15.53 mi12:54:142:07:538:1420:44
8:33
+0:25
30K
18.64 mi13:21:342:35:138:2027:20
8:48
+0:15
20M
20.00 mi13:33:542:47:338:2312:20
9:05
+0:17
21M
21.00 mi13:43:392:57:188:279:45
9:45
+0:40
35K
21.75 mi13:50:023:03:418:276:23
8:32
-1:13
23M
23.00 mi14:01:093:14:488:2911:07
8:53
+0:21
24M
24.00 mi14:09:393:23:188:298:30
8:30
-0:23
40K
24.85 mi14:17:113:30:508:297:32
8:49
+0:19
25.2M
25.20 mi14:20:263:34:058:303:15
9:26
+0:37
FINISH
26.22 mi14:29:163:42:558:318:50
8:41
-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

7:58 /mi

Average Pace

8:30 /mi

Slowest Pace

9:45 /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

1:21:05

36% of race

Time at Steady Pace

1:10:31

32% of race

Time at Slower Pace

1:11:19

32% of race

Average Pace: 8:30 /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 mi11:11:0524:447:5824:44
7:58
#16639
10K
6.21 mi11:36:1949:588:0325:14
8:08
#17372
15K
9.32 mi12:01:541:15:338:0725:35
8:15
#17795
20K
12.43 mi12:27:581:41:378:1126:04
8:24
#18028
HALF
13.11 mi12:33:301:47:098:115:32
8:08
#18004
25K
15.53 mi12:54:142:07:538:1420:44
8:33
#18136
30K
18.64 mi13:21:342:35:138:2027:20
8:48
#18194
20M
20.00 mi13:33:542:47:338:2312:20
9:05
#18251
21M
21.00 mi13:43:392:57:188:279:45
9:45
#18324
35K
21.75 mi13:50:023:03:418:276:23
8:32
#18308
23M
23.00 mi14:01:093:14:488:2911:07
8:53
#18261
24M
24.00 mi14:09:393:23:188:298:30
8:30
#18208
40K
24.85 mi14:17:113:30:508:297:32
8:49
#18166
25.2M
25.20 mi14:20:263:34:058:303:15
9:26
#18140
FINISH
26.22 mi14:29:163:42:558:318:50
8:41
#18166
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi16639108641086418564(Top 64%)11688(Top 72%)11688(Top 772%)
10K6.21 mi3.10 mi17372-73311160-29611160-29618104(Top 62%)11486(Top 70%)11486(Top 759%)
15K9.32 mi3.11 mi17795-42311347-18711347-18718564(Top 64%)11688(Top 72%)11688(Top 772%)
20K12.43 mi3.11 mi18028-23311448-10111448-10118640(Top 64%)11684(Top 72%)11684(Top 772%)
HALF13.11 mi0.68 mi18004+2411436+1211436+1217854(Top 62%)11392(Top 70%)11392(Top 752%)
25K15.53 mi2.42 mi18136-13211483-4711483-4718861(Top 65%)11731(Top 72%)11731(Top 775%)
30K18.64 mi3.11 mi18194-5811469+1411469+1418551(Top 64%)11502(Top 70%)11502(Top 760%)
20M20.00 mi1.36 mi18251-5711466+311466+319295(Top 66%)11787(Top 72%)11787(Top 779%)
21M21.00 mi1.00 mi18324-7311483-1711483-1719551(Top 67%)11861(Top 73%)11861(Top 783%)
35K21.75 mi0.75 mi18308+1611467+1611467+1617738(Top 61%)10929(Top 67%)10929(Top 722%)
23M23.00 mi1.25 mi18261+4711426+4111426+4117889(Top 62%)10923(Top 67%)10923(Top 721%)
24M24.00 mi1.00 mi18208+5311381+4511381+4516893(Top 58%)10428(Top 64%)10428(Top 689%)
40K24.85 mi0.85 mi18166+4211353+2811353+2817431(Top 60%)10623(Top 65%)10623(Top 702%)
25.2M25.20 mi0.35 mi18140+2611332+2111332+2116902(Top 58%)10389(Top 64%)10389(Top 686%)
FINISH26.22 mi1.02 mi18166-2611329+311329+318984(Top 65%)11365(Top 70%)11365(Top 751%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21
+97ft-345ft

Overall

18564

Males

11688

M60-64

11688

5K→10K

3.1 - 6.2 mi

Top 62%
×5
+79ft-138ft

Overall

18104

Males

11486

M60-64

11486

10K→15K

6.2 - 9.3 mi

Top 64%
×3
+67ft-78ft

Overall

18564

Males

11688

M60-64

11688

15K→20K

9.3 - 12.4 mi

Top 64%
×5
+106ft-86ft

Overall

18640

Males

11684

M60-64

11684

20K→HALF

12.4 - 13.1 mi

Top 62%
×2
+19ft-37ft

Overall

17854

Males

11392

M60-64

11392

HALF→25K

13.1 - 15.5 mi

Top 65%
×4
+66ft-88ft

Overall

18861

Males

11731

M60-64

11731

25K→30K

15.5 - 18.6 mi

Top 64%
×9
+181ft-148ft

Overall

18551

Males

11502

M60-64

11502

30K→20M

18.6 - 20.0 mi

Top 66%
×5
+64ft-50ft

Overall

19295

Males

11787

M60-64

11787

20M→21M

20.0 - 21.0 mi

Top 67%
×8
+106ft-24ft

Overall

19551

Males

11861

M60-64

11861

21M→35K

21.0 - 21.8 mi

Top 61%
×7
+17ft-86ft

Overall

17738

Males

10929

M60-64

10929

35K→23M

21.8 - 23.0 mi

Top 62%
×5
+23ft-63ft

Overall

17889

Males

10923

M60-64

10923

23M→24M

23.0 - 24.0 mi

Top 58%
×6
+12ft-82ft

Overall

16893

Males

10428

M60-64

10428

24M→40K

24.0 - 24.9 mi

Top 60%
×1
+6ft-20ft

Overall

17431

Males

10623

M60-64

10623

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1
+13ft-16ft

Overall

16902

Males

10389

M60-64

10389

25.2M→FINISH

25.2 - 26.2 mi

Top 65%
×2
+22ft-21ft

Overall

18984

Males

11365

M60-64

11365

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1117
Passed By
1576
Net Change
-1527
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16639
5K → 10K66200-733#16639#17372
10K → 15K65200-423#17372#17795
15K → 20K99200-233#17795#18028
20K → HALF4824+24#18028#18004
HALF → 25K87200-132#18004#18136
25K → 30K172200-58#18136#18194
30K → 20M84141-57#18194#18251
20M → 21M57130-73#18251#18324
21M → 35K5236+16#18324#18308
35K → 23M11770+47#18308#18261
23M → 24M8835+53#18261#18208
24M → 40K8543+42#18208#18166
40K → 25.2M4115+26#18166#18140
25.2M → FINISH5682-26#18140#18166
TOTALS11171576-1527
📊

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

Activity Data

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