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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Chi Wing Shek

Bib: 12001 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 42%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 45%
Age Group (M50-54)
#0 / 1868
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
22:18
3.11 mi
Rank: #9975
Start → 5K
22:18 | 7:11/mi
10K
44:51
6.21 mi
Rank: #10354 (-379)
5K → 10K
22:33 | 7:16/mi
15K
1:07:31
9.32 mi
Rank: #10553 (-199)
10K → 15K
22:40 | 7:18/mi
20K
1:30:47
12.43 mi
Rank: #10871 (-318)
15K → 20K
23:16 | 7:30/mi
HALF
1:35:52
13.11 mi
Rank: #10964 (-93)
20K → HALF
5:05 | 7:28/mi
25K
1:54:20
15.53 mi
Rank: #11184 (-220)
HALF → 25K
18:28 | 7:37/mi
30K
2:18:47
18.64 mi
Rank: #11424 (-240)
25K → 30K
24:27 | 7:53/mi
20M
2:29:48
20.00 mi
Rank: #11565 (-141)
30K → 20M
11:01 | 8:07/mi
21M
2:38:25
21.00 mi
Rank: #11682 (-117)
20M → 21M
8:37 | 8:37/mi
35K
2:44:25
21.75 mi
Rank: #11777 (-95)
21M → 35K
6:00 | 8:02/mi
23M
2:54:51
23.00 mi
Rank: #11942 (-165)
35K → 23M
10:26 | 8:21/mi
24M
3:03:04
24.00 mi
Rank: #12090 (-148)
23M → 24M
8:13 | 8:13/mi
40K
3:10:11
24.85 mi
Rank: #12176 (-86)
24M → 40K
7:07 | 8:20/mi
25.2M
3:13:16
25.20 mi
Rank: #12195 (-19)
40K → 25.2M
3:05 | 8:57/mi
FINISH
3:21:27
26.22 mi
Rank: #12306 (-111)
25.2M → FINISH
8:11 | 8:02/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:35:52
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:45:35
Pace8:04 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2422:187:1122:18
7:11
-
10K
6.21 mi11:12:5744:517:1422:33
7:16
+0:05
15K
9.32 mi11:35:371:07:317:1522:40
7:18
+0:02
20K
12.43 mi11:58:531:30:477:1923:16
7:30
+0:12
HALF
13.11 mi12:03:581:35:527:195:05
7:28
-0:02
25K
15.53 mi12:22:261:54:207:2218:28
7:37
+0:09
30K
18.64 mi12:46:532:18:477:2724:27
7:53
+0:16
20M
20.00 mi12:57:542:29:487:3011:01
8:07
+0:14
21M
21.00 mi13:06:312:38:257:338:37
8:37
+0:30
35K
21.75 mi13:12:312:44:257:346:00
8:02
-0:35
23M
23.00 mi13:22:572:54:517:3710:26
8:21
+0:19
24M
24.00 mi13:31:103:03:047:388:13
8:13
-0:08
40K
24.85 mi13:38:173:10:117:407:07
8:20
+0:07
25.2M
25.20 mi13:41:223:13:167:413:05
8:57
+0:37
FINISH
26.22 mi13:49:333:21:277:428:11
8:02
-0:55

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

7:11 /mi

Average Pace

7:41 /mi

Slowest Pace

8:57 /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

1:54:20

57% of race

Time at Steady Pace

57:52

29% of race

Time at Slower Pace

29:15

15% of race

Average Pace: 7:41 /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 mi10:50:2422:187:1122:18
7:11
#9975
10K
6.21 mi11:12:5744:517:1422:33
7:16
#10354
15K
9.32 mi11:35:371:07:317:1522:40
7:18
#10553
20K
12.43 mi11:58:531:30:477:1923:16
7:30
#10871
HALF
13.11 mi12:03:581:35:527:195:05
7:28
#10964
25K
15.53 mi12:22:261:54:207:2218:28
7:37
#11184
30K
18.64 mi12:46:532:18:477:2724:27
7:53
#11424
20M
20.00 mi12:57:542:29:487:3011:01
8:07
#11565
21M
21.00 mi13:06:312:38:257:338:37
8:37
#11682
35K
21.75 mi13:12:312:44:257:346:00
8:02
#11777
23M
23.00 mi13:22:572:54:517:3710:26
8:21
#11942
24M
24.00 mi13:31:103:03:047:388:13
8:13
#12090
40K
24.85 mi13:38:173:10:117:407:07
8:20
#12176
25.2M
25.20 mi13:41:223:13:167:413:05
8:57
#12195
FINISH
26.22 mi13:49:333:21:277:428:11
8:02
#12306
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 mi99758073807311004(Top 38%)8486(Top 52%)8486(Top 454%)
10K6.21 mi3.10 mi10354-3798247-1748247-17410767(Top 37%)8439(Top 52%)8439(Top 452%)
15K9.32 mi3.11 mi10553-1998325-788325-7811004(Top 38%)8486(Top 52%)8486(Top 454%)
20K12.43 mi3.11 mi10871-3188434-1098434-10911879(Top 41%)8791(Top 54%)8791(Top 471%)
HALF13.11 mi0.68 mi10964-938471-378471-3712590(Top 43%)9184(Top 56%)9184(Top 492%)
25K15.53 mi2.42 mi11184-2208559-888559-8812359(Top 43%)8948(Top 55%)8948(Top 479%)
30K18.64 mi3.11 mi11424-2408621-628621-6212489(Top 43%)8873(Top 54%)8873(Top 475%)
20M20.00 mi1.36 mi11565-1418668-478668-4713580(Top 47%)9249(Top 57%)9249(Top 495%)
21M21.00 mi1.00 mi11682-1178702-348702-3413827(Top 48%)9282(Top 57%)9282(Top 497%)
35K21.75 mi0.75 mi11777-958729-278729-2714569(Top 50%)9560(Top 59%)9560(Top 512%)
23M23.00 mi1.25 mi11942-1658765-368765-3614682(Top 51%)9522(Top 58%)9522(Top 510%)
24M24.00 mi1.00 mi12090-1488794-298794-2915157(Top 52%)9671(Top 59%)9671(Top 518%)
40K24.85 mi0.85 mi12176-868800-68800-614568(Top 50%)9316(Top 57%)9316(Top 499%)
25.2M25.20 mi0.35 mi12195-198809-98809-914287(Top 49%)9172(Top 56%)9172(Top 491%)
FINISH26.22 mi1.02 mi12306-1118840-318840-3115331(Top 53%)9663(Top 59%)9663(Top 517%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21
+97ft-345ft

Overall

11004

Males

8486

M50-54

8486

5K→10K

3.1 - 6.2 mi

Top 37%
×5
+79ft-138ft

Overall

10767

Males

8439

M50-54

8439

10K→15K

6.2 - 9.3 mi

Top 38%
×3
+67ft-78ft

Overall

11004

Males

8486

M50-54

8486

15K→20K

9.3 - 12.4 mi

Top 41%
×5
+106ft-86ft

Overall

11879

Males

8791

M50-54

8791

20K→HALF

12.4 - 13.1 mi

Top 43%
×2
+19ft-37ft

Overall

12590

Males

9184

M50-54

9184

HALF→25K

13.1 - 15.5 mi

Top 43%
×4
+66ft-88ft

Overall

12359

Males

8948

M50-54

8948

25K→30K

15.5 - 18.6 mi

Top 43%
×9
+181ft-148ft

Overall

12489

Males

8873

M50-54

8873

30K→20M

18.6 - 20.0 mi

Top 47%
×5
+64ft-50ft

Overall

13580

Males

9249

M50-54

9249

20M→21M

20.0 - 21.0 mi

Top 48%
×8
+106ft-24ft

Overall

13827

Males

9282

M50-54

9282

21M→35K

21.0 - 21.8 mi

Top 50%
×7
+17ft-86ft

Overall

14569

Males

9560

M50-54

9560

35K→23M

21.8 - 23.0 mi

Top 51%
×5
+23ft-63ft

Overall

14682

Males

9522

M50-54

9522

23M→24M

23.0 - 24.0 mi

Top 52%
×6
+12ft-82ft

Overall

15157

Males

9671

M50-54

9671

24M→40K

24.0 - 24.9 mi

Top 50%
×1
+6ft-20ft

Overall

14568

Males

9316

M50-54

9316

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1
+13ft-16ft

Overall

14287

Males

9172

M50-54

9172

25.2M→FINISH

25.2 - 26.2 mi

Top 53%
×2
+22ft-21ft

Overall

15331

Males

9663

M50-54

9663

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
884
Passed By
2327
Net Change
-2331
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9975
5K → 10K117200-379#9975#10354
10K → 15K103200-199#10354#10553
15K → 20K79200-318#10553#10871
20K → HALF15108-93#10871#10964
HALF → 25K82200-220#10964#11184
25K → 30K127200-240#11184#11424
30K → 20M49190-141#11424#11565
20M → 21M49166-117#11565#11682
21M → 35K40135-95#11682#11777
35K → 23M59200-165#11777#11942
23M → 24M46194-148#11942#12090
24M → 40K57143-86#12090#12176
40K → 25.2M2645-19#12176#12195
25.2M → FINISH35146-111#12195#12306
TOTALS8842327-2331
📊

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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