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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Chunming Chen

Bib: 3695 •M •Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 24%
Gender (Male)
#0 / 16340
Top 36%
Masters (Masters Men)
#0 / 10617
Top 22%
Age Group (M50-54)
#0 / 1868
Top 18%
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
19:04
3.11 mi
Rank: #1785
Start → 5K
19:04 | 6:09/mi
10K
38:20
6.21 mi
Rank: #2041 (-256)
5K → 10K
19:16 | 6:13/mi
15K
58:12
9.32 mi
Rank: #2424 (-383)
10K → 15K
19:52 | 6:24/mi
20K
1:19:13
12.43 mi
Rank: #3200 (-776)
15K → 20K
21:01 | 6:46/mi
HALF
1:23:52
13.11 mi
Rank: #3362 (-162)
20K → HALF
4:39 | 6:50/mi
25K
1:42:06
15.53 mi
Rank: #4465 (-1103)
HALF → 25K
18:14 | 7:32/mi
30K
2:05:34
18.64 mi
Rank: #5409 (-944)
25K → 30K
23:28 | 7:34/mi
20M
2:15:40
20.00 mi
Rank: #5685 (-276)
30K → 20M
10:06 | 7:27/mi
21M
2:24:11
21.00 mi
Rank: #6189 (-504)
20M → 21M
8:31 | 8:31/mi
35K
2:29:36
21.75 mi
Rank: #6286 (-97)
21M → 35K
5:25 | 7:15/mi
23M
2:39:07
23.00 mi
Rank: #6461 (-175)
35K → 23M
9:31 | 7:37/mi
24M
2:46:20
24.00 mi
Rank: #6489 (-28)
23M → 24M
7:13 | 7:13/mi
40K
2:53:40
24.85 mi
Rank: #6756 (-267)
24M → 40K
7:20 | 8:35/mi
25.2M
2:56:42
25.20 mi
Rank: #6829 (-73)
40K → 25.2M
3:02 | 8:48/mi
FINISH
3:04:05
26.22 mi
Rank: #6875 (-46)
25.2M → FINISH
7:23 | 7:15/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:23:52
Pace6:24 /mi
2nd Half
Distance13.11 mi
Time1:40:13
Pace7:39 /mi
📊Positive Split: 19.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:2719:046:0919:04
6:09
-
10K
6.21 mi10:39:4338:206:1119:16
6:13
+0:04
15K
9.32 mi10:59:3558:126:1519:52
6:24
+0:11
20K
12.43 mi11:20:361:19:136:2321:01
6:46
+0:22
HALF
13.11 mi11:25:151:23:526:244:39
6:50
+0:04
25K
15.53 mi11:43:291:42:066:3518:14
7:32
+0:42
30K
18.64 mi12:06:572:05:346:4523:28
7:34
+0:02
20M
20.00 mi12:17:032:15:406:4810:06
7:27
-0:07
21M
21.00 mi12:25:342:24:116:528:31
8:31
+1:04
35K
21.75 mi12:30:592:29:366:535:25
7:15
-1:16
23M
23.00 mi12:40:302:39:076:569:31
7:37
+0:22
24M
24.00 mi12:47:432:46:206:567:13
7:13
-0:24
40K
24.85 mi12:55:032:53:407:007:20
8:35
+1:22
25.2M
25.20 mi12:58:052:56:427:013:02
8:48
+0:13
FINISH
26.22 mi13:05:283:04:057:027:23
7:15
-1:33

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

6:09 /mi

Average Pace

7:02 /mi

Slowest Pace

8:48 /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

1:23:52

46% of race

Time at Steady Pace

1:21:20

44% of race

Time at Slower Pace

18:53

10% of race

Average Pace: 7:01 /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 mi10:20:2719:046:0919:04
6:09
#1785
10K
6.21 mi10:39:4338:206:1119:16
6:13
#2041
15K
9.32 mi10:59:3558:126:1519:52
6:24
#2424
20K
12.43 mi11:20:361:19:136:2321:01
6:46
#3200
HALF
13.11 mi11:25:151:23:526:244:39
6:50
#3362
25K
15.53 mi11:43:291:42:066:3518:14
7:32
#4465
30K
18.64 mi12:06:572:05:346:4523:28
7:34
#5409
20M
20.00 mi12:17:032:15:406:4810:06
7:27
#5685
21M
21.00 mi12:25:342:24:116:528:31
8:31
#6189
35K
21.75 mi12:30:592:29:366:535:25
7:15
#6286
23M
23.00 mi12:40:302:39:076:569:31
7:37
#6461
24M
24.00 mi12:47:432:46:206:567:13
7:13
#6489
40K
24.85 mi12:55:032:53:407:007:20
8:35
#6756
25.2M
25.20 mi12:58:052:56:427:013:02
8:48
#6829
FINISH
26.22 mi13:05:283:04:057:027:23
7:15
#6875
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 mi1785171817183489(Top 12%)3335(Top 20%)3335(Top 179%)
10K6.21 mi3.10 mi2041-2561969-2511969-2512277(Top 8%)2194(Top 13%)2194(Top 117%)
15K9.32 mi3.11 mi2424-3832335-3662335-3663489(Top 12%)3335(Top 20%)3335(Top 179%)
20K12.43 mi3.11 mi3200-7763066-7313066-7315839(Top 20%)5291(Top 32%)5291(Top 283%)
HALF13.11 mi0.68 mi3362-1623219-1533219-1537272(Top 25%)6357(Top 39%)6357(Top 340%)
25K15.53 mi2.42 mi4465-11034200-9814200-98111551(Top 40%)8580(Top 53%)8580(Top 459%)
30K18.64 mi3.11 mi5409-9444975-7754975-77510061(Top 35%)7732(Top 47%)7732(Top 414%)
20M20.00 mi1.36 mi5685-2765168-1935168-1938607(Top 30%)6823(Top 42%)6823(Top 365%)
21M21.00 mi1.00 mi6189-5045532-3645532-36413168(Top 45%)8966(Top 55%)8966(Top 480%)
35K21.75 mi0.75 mi6286-975597-655597-658789(Top 30%)6835(Top 42%)6835(Top 366%)
23M23.00 mi1.25 mi6461-1755725-1285725-1289589(Top 33%)7169(Top 44%)7169(Top 384%)
24M24.00 mi1.00 mi6489-285731-65731-67944(Top 27%)6211(Top 38%)6211(Top 332%)
40K24.85 mi0.85 mi6756-2675905-1745905-17416098(Top 55%)10001(Top 61%)10001(Top 535%)
25.2M25.20 mi0.35 mi6829-735944-395944-3913372(Top 46%)8735(Top 53%)8735(Top 468%)
FINISH26.22 mi1.02 mi6875-465955-115955-119433(Top 33%)6817(Top 42%)6817(Top 365%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21
+97ft-345ft

Overall

3489

Males

3335

M50-54

3335

5K→10K

3.1 - 6.2 mi

Top 8%
×5
+79ft-138ft

Overall

2277

Males

2194

M50-54

2194

10K→15K

6.2 - 9.3 mi

Top 12%
×3
+67ft-78ft

Overall

3489

Males

3335

M50-54

3335

15K→20K

9.3 - 12.4 mi

Top 20%
×5
+106ft-86ft

Overall

5839

Males

5291

M50-54

5291

20K→HALF

12.4 - 13.1 mi

Top 25%
×2
+19ft-37ft

Overall

7272

Males

6357

M50-54

6357

HALF→25K

13.1 - 15.5 mi

Top 40%
×4
+66ft-88ft

Overall

11551

Males

8580

M50-54

8580

25K→30K

15.5 - 18.6 mi

Top 35%
×9
+181ft-148ft

Overall

10061

Males

7732

M50-54

7732

30K→20M

18.6 - 20.0 mi

Top 30%
×5
+64ft-50ft

Overall

8607

Males

6823

M50-54

6823

20M→21M

20.0 - 21.0 mi

Top 45%
×8
+106ft-24ft

Overall

13168

Males

8966

M50-54

8966

21M→35K

21.0 - 21.8 mi

Top 30%
×7
+17ft-86ft

Overall

8789

Males

6835

M50-54

6835

35K→23M

21.8 - 23.0 mi

Top 33%
×5
+23ft-63ft

Overall

9589

Males

7169

M50-54

7169

23M→24M

23.0 - 24.0 mi

Top 27%
×6
+12ft-82ft

Overall

7944

Males

6211

M50-54

6211

24M→40K

24.0 - 24.9 mi

Top 55%
×1
+6ft-20ft

Overall

16098

Males

10001

M50-54

10001

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1
+13ft-16ft

Overall

13372

Males

8735

M50-54

8735

25.2M→FINISH

25.2 - 26.2 mi

Top 33%
×2
+22ft-21ft

Overall

9433

Males

6817

M50-54

6817

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
282
Passed By
2341
Net Change
-5090
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1785
5K → 10K27200-256#1785#2041
10K → 15K8200-383#2041#2424
15K → 20K6200-776#2424#3200
20K → HALF0162-162#3200#3362
HALF → 25K6200-1103#3362#4465
25K → 30K19200-944#4465#5409
30K → 20M22200-276#5409#5685
20M → 21M7200-504#5685#6189
21M → 35K28125-97#6189#6286
35K → 23M34200-175#6286#6461
23M → 24M5078-28#6461#6489
24M → 40K18200-267#6489#6756
40K → 25.2M1386-73#6756#6829
25.2M → FINISH4490-46#6829#6875
TOTALS2822341-5090
📊

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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