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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Kunfu Chen

Bib: 13573 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 33%
Gender (Male)
#0 / 16340
Top 46%
Masters (Masters Men)
#0 / 10617
Top 34%
Age Group (M50-54)
#0 / 1868
Top 33%
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
22:10
3.11 mi
Rank: #9619
Start → 5K
22:10 | 7:09/mi
10K
44:27
6.21 mi
Rank: #9793 (-174)
5K → 10K
22:17 | 7:11/mi
15K
1:06:58
9.32 mi
Rank: #10001 (-208)
10K → 15K
22:31 | 7:15/mi
20K
1:30:14
12.43 mi
Rank: #10431 (-430)
15K → 20K
23:16 | 7:30/mi
HALF
1:35:10
13.11 mi
Rank: #10425 (+6)
20K → HALF
4:56 | 7:15/mi
25K
1:53:18
15.53 mi
Rank: #10525 (-100)
HALF → 25K
18:08 | 7:29/mi
30K
2:16:58
18.64 mi
Rank: #10499 (+26)
25K → 30K
23:40 | 7:38/mi
20M
2:27:22
20.00 mi
Rank: #10464 (+35)
30K → 20M
10:24 | 7:40/mi
21M
2:35:24
21.00 mi
Rank: #10405 (+59)
20M → 21M
8:02 | 8:02/mi
35K
2:40:51
21.75 mi
Rank: #10340 (+65)
21M → 35K
5:27 | 7:18/mi
23M
2:50:15
23.00 mi
Rank: #10186 (+154)
35K → 23M
9:24 | 7:31/mi
24M
2:57:31
24.00 mi
Rank: #10069 (+117)
23M → 24M
7:16 | 7:16/mi
40K
3:03:39
24.85 mi
Rank: #9897 (+172)
24M → 40K
6:08 | 7:11/mi
25.2M
3:06:12
25.20 mi
Rank: #9777 (+120)
40K → 25.2M
2:33 | 7:24/mi
FINISH
3:13:06
26.22 mi
Rank: #9567 (+210)
25.2M → FINISH
6:54 | 6:47/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
Time1:35:10
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time1:37:56
Pace7:29 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:1222:107:0922:10
7:09
-
10K
6.21 mi11:13:2944:277:1022:17
7:11
+0:02
15K
9.32 mi11:36:001:06:587:1222:31
7:15
+0:04
20K
12.43 mi11:59:161:30:147:1623:16
7:30
+0:15
HALF
13.11 mi12:04:121:35:107:164:56
7:15
-0:15
25K
15.53 mi12:22:201:53:187:1818:08
7:29
+0:14
30K
18.64 mi12:46:002:16:587:2123:40
7:38
+0:09
20M
20.00 mi12:56:242:27:227:2310:24
7:40
+0:02
21M
21.00 mi13:04:262:35:247:258:02
8:02
+0:22
35K
21.75 mi13:09:532:40:517:245:27
7:18
-0:44
23M
23.00 mi13:19:172:50:157:259:24
7:31
+0:13
24M
24.00 mi13:26:332:57:317:247:16
7:16
-0:15
40K
24.85 mi13:32:413:03:397:246:08
7:11
-0:05
25.2M
25.20 mi13:35:143:06:127:242:33
7:24
+0:13
FINISH
26.22 mi13:42:083:13:067:236:54
6:47
-0:37

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

6:47 /mi

Average Pace

7:22 /mi

Slowest Pace

8:02 /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

1:40:12

52% of race

Time at Steady Pace

1:24:52

44% of race

Time at Slower Pace

8:02

4% of race

Average Pace: 7:22 /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 mi10:51:1222:107:0922:10
7:09
#9619
10K
6.21 mi11:13:2944:277:1022:17
7:11
#9793
15K
9.32 mi11:36:001:06:587:1222:31
7:15
#10001
20K
12.43 mi11:59:161:30:147:1623:16
7:30
#10431
HALF
13.11 mi12:04:121:35:107:164:56
7:15
#10425
25K
15.53 mi12:22:201:53:187:1818:08
7:29
#10525
30K
18.64 mi12:46:002:16:587:2123:40
7:38
#10499
20M
20.00 mi12:56:242:27:227:2310:24
7:40
#10464
21M
21.00 mi13:04:262:35:247:258:02
8:02
#10405
35K
21.75 mi13:09:532:40:517:245:27
7:18
#10340
23M
23.00 mi13:19:172:50:157:259:24
7:31
#10186
24M
24.00 mi13:26:332:57:317:247:16
7:16
#10069
40K
24.85 mi13:32:413:03:397:246:08
7:11
#9897
25.2M
25.20 mi13:35:143:06:127:242:33
7:24
#9777
FINISH
26.22 mi13:42:083:13:067:236:54
6:47
#9567
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi96197887788710525(Top 36%)8259(Top 51%)8259(Top 442%)
10K6.21 mi3.10 mi9793-1747970-837970-8310009(Top 34%)8061(Top 49%)8061(Top 432%)
15K9.32 mi3.11 mi10001-2088058-888058-8810525(Top 36%)8259(Top 51%)8259(Top 442%)
20K12.43 mi3.11 mi10431-4308230-1728230-17211871(Top 41%)8783(Top 54%)8783(Top 470%)
HALF13.11 mi0.68 mi10425+68219+118219+1110554(Top 36%)8243(Top 50%)8243(Top 441%)
25K15.53 mi2.42 mi10525-1008230-118230-1111207(Top 39%)8418(Top 52%)8418(Top 451%)
30K18.64 mi3.11 mi10499+268166+648166+6410561(Top 36%)7981(Top 49%)7981(Top 427%)
20M20.00 mi1.36 mi10464+358131+358131+3510245(Top 35%)7686(Top 47%)7686(Top 411%)
21M21.00 mi1.00 mi10405+598077+548077+5410083(Top 35%)7512(Top 46%)7512(Top 402%)
35K21.75 mi0.75 mi10340+658032+458032+459179(Top 32%)7057(Top 43%)7057(Top 378%)
23M23.00 mi1.25 mi10186+1547911+1217911+1218949(Top 31%)6846(Top 42%)6846(Top 366%)
24M24.00 mi1.00 mi10069+1177833+787833+788330(Top 29%)6437(Top 39%)6437(Top 345%)
40K24.85 mi0.85 mi9897+1727726+1077726+1076584(Top 23%)5372(Top 33%)5372(Top 288%)
25.2M25.20 mi0.35 mi9777+1207663+637663+634669(Top 16%)3997(Top 24%)3997(Top 214%)
FINISH26.22 mi1.02 mi9567+2107519+1447519+1445912(Top 20%)4813(Top 29%)4813(Top 258%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21
+97ft-345ft

Overall

10525

Males

8259

M50-54

8259

5K→10K

3.1 - 6.2 mi

Top 34%
×5
+79ft-138ft

Overall

10009

Males

8061

M50-54

8061

10K→15K

6.2 - 9.3 mi

Top 36%
×3
+67ft-78ft

Overall

10525

Males

8259

M50-54

8259

15K→20K

9.3 - 12.4 mi

Top 41%
×5
+106ft-86ft

Overall

11871

Males

8783

M50-54

8783

20K→HALF

12.4 - 13.1 mi

Top 36%
×2
+19ft-37ft

Overall

10554

Males

8243

M50-54

8243

HALF→25K

13.1 - 15.5 mi

Top 39%
×4
+66ft-88ft

Overall

11207

Males

8418

M50-54

8418

25K→30K

15.5 - 18.6 mi

Top 36%
×9
+181ft-148ft

Overall

10561

Males

7981

M50-54

7981

30K→20M

18.6 - 20.0 mi

Top 35%
×5
+64ft-50ft

Overall

10245

Males

7686

M50-54

7686

20M→21M

20.0 - 21.0 mi

Top 35%
×8
+106ft-24ft

Overall

10083

Males

7512

M50-54

7512

21M→35K

21.0 - 21.8 mi

Top 32%
×7
+17ft-86ft

Overall

9179

Males

7057

M50-54

7057

35K→23M

21.8 - 23.0 mi

Top 31%
×5
+23ft-63ft

Overall

8949

Males

6846

M50-54

6846

23M→24M

23.0 - 24.0 mi

Top 29%
×6
+12ft-82ft

Overall

8330

Males

6437

M50-54

6437

24M→40K

24.0 - 24.9 mi

Top 23%
×1
+6ft-20ft

Overall

6584

Males

5372

M50-54

5372

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1
+13ft-16ft

Overall

4669

Males

3997

M50-54

3997

25.2M→FINISH

25.2 - 26.2 mi

Top 20%
×2
+22ft-21ft

Overall

5912

Males

4813

M50-54

4813

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1819*
Passed By
1223
Net Change
+52
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9619
5K → 10K167200-174#9619#9793
10K → 15K106200-208#9793#10001
15K → 20K58200-430#10001#10431
20K → HALF2822+6#10431#10425
HALF → 25K94194-100#10425#10525
25K → 30K206*180+26#10525#10499
30K → 20M10469+35#10499#10464
20M → 21M12162+59#10464#10405
21M → 35K9025+65#10405#10340
35K → 23M19035+154#10340#10186
23M → 24M14023+117#10186#10069
24M → 40K178*6+172#10069#9897
40K → 25.2M1211+120#9897#9777
25.2M → FINISH216*6+210#9777#9567
TOTALS1819*1223+52

* 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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