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BOSTON MARATHON 2026

Chee Yeung

Bib: 21551•M

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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
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
24:05
3.11 mi
Rank: #15006
Start → 5K
24:05 | 7:46/mi
10K
50:08
6.21 mi
Rank: #17566 (-2560)
5K → 10K
26:03 | 8:24/mi
15K
1:17:50
9.32 mi
Rank: #19294 (-1728)
10K → 15K
27:42 | 8:55/mi
20K
1:46:21
12.43 mi
Rank: #20222 (-928)
15K → 20K
28:31 | 9:11/mi
HALF
1:52:35
13.11 mi
Rank: #20422 (-200)
20K → HALF
6:14 | 9:09/mi
25K
2:15:52
15.53 mi
Rank: #21059 (-637)
HALF → 25K
23:17 | 9:37/mi
30K
2:47:46
18.64 mi
Rank: #21775 (-716)
25K → 30K
31:54 | 10:17/mi
20M
3:02:01
20.00 mi
Rank: #21993 (-218)
30K → 20M
14:15 | 10:30/mi
21M
3:13:03
21.00 mi
Rank: #22081 (-88)
20M → 21M
11:02 | 11:02/mi
35K
3:19:59
21.75 mi
Rank: #22037 (+44)
21M → 35K
6:56 | 9:17/mi
23M
3:32:20
23.00 mi
Rank: #22055 (-18)
35K → 23M
12:21 | 9:53/mi
24M
3:42:03
24.00 mi
Rank: #22049 (+6)
23M → 24M
9:43 | 9:43/mi
40K
3:51:01
24.85 mi
Rank: #22123 (-74)
24M → 40K
8:58 | 10:30/mi
25.2M
3:55:15
25.20 mi
Rank: #22194 (-71)
40K → 25.2M
4:14 | 12:17/mi
FINISH
4:05:27
26.22 mi
Rank: #22252 (-58)
25.2M → FINISH
10:12 | 10:01/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:52:35
Pace8:36 /mi
2nd Half
Distance13.11 mi
Time2:12:52
Pace10:09 /mi
📊Positive Split: 18.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:1324:057:4624:05
7:46
-
10K
6.21 mi11:51:1650:088:0526:03
8:24
+0:38
15K
9.32 mi12:18:581:17:508:2227:42
8:55
+0:31
20K
12.43 mi12:47:291:46:218:3428:31
9:11
+0:16
HALF
13.11 mi12:53:431:52:358:366:14
9:09
-0:02
25K
15.53 mi13:17:002:15:528:4523:17
9:37
+0:28
30K
18.64 mi13:48:542:47:469:0031:54
10:17
+0:40
20M
20.00 mi14:03:093:02:019:0714:15
10:30
+0:13
21M
21.00 mi14:14:113:13:039:1211:02
11:02
+0:32
35K
21.75 mi14:21:073:19:599:126:56
9:17
-1:45
23M
23.00 mi14:33:283:32:209:1412:21
9:53
+0:36
24M
24.00 mi14:43:113:42:039:169:43
9:43
-0:10
40K
24.85 mi14:52:093:51:019:188:58
10:30
+0:47
25.2M
25.20 mi14:56:233:55:159:214:14
12:17
+1:47
FINISH
26.22 mi15:06:354:05:279:2310:12
10:01
-2:16

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

7:46 /mi

Average Pace

9:22 /mi

Slowest Pace

12:17 /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

1:52:35

46% of race

Time at Steady Pace

1:02:29

25% of race

Time at Slower Pace

1:10:23

29% of race

Average Pace: 9:22 /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 mi11:25:1324:057:4624:05
7:46
#15006
10K
6.21 mi11:51:1650:088:0526:03
8:24
#17566
15K
9.32 mi12:18:581:17:508:2227:42
8:55
#19294
20K
12.43 mi12:47:291:46:218:3428:31
9:11
#20222
HALF
13.11 mi12:53:431:52:358:366:14
9:09
#20422
25K
15.53 mi13:17:002:15:528:4523:17
9:37
#21059
30K
18.64 mi13:48:542:47:469:0031:54
10:17
#21775
20M
20.00 mi14:03:093:02:019:0714:15
10:30
#21993
21M
21.00 mi14:14:113:13:039:1211:02
11:02
#22081
35K
21.75 mi14:21:073:19:599:126:56
9:17
#22037
23M
23.00 mi14:33:283:32:209:1412:21
9:53
#22055
24M
24.00 mi14:43:113:42:039:169:43
9:43
#22049
40K
24.85 mi14:52:093:51:019:188:58
10:30
#22123
25.2M
25.20 mi14:56:233:55:159:214:14
12:17
#22194
FINISH
26.22 mi15:06:354:05:279:2310:12
10:01
#22252
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 mi15006102621026222287(Top 77%)13422(Top 82%)13422(Top 887%)
10K6.21 mi3.10 mi17566-256011256-99411256-99419685(Top 68%)12178(Top 75%)12178(Top 804%)
15K9.32 mi3.11 mi19294-172811997-74111997-74122287(Top 77%)13422(Top 82%)13422(Top 887%)
20K12.43 mi3.11 mi20222-92812392-39512392-39522667(Top 78%)13577(Top 83%)13577(Top 897%)
HALF13.11 mi0.68 mi20422-20012487-9512487-9523256(Top 80%)13868(Top 85%)13868(Top 916%)
25K15.53 mi2.42 mi21059-63712775-28812775-28823292(Top 80%)13843(Top 85%)13843(Top 914%)
30K18.64 mi3.11 mi21775-71613122-34713122-34723779(Top 82%)13971(Top 86%)13971(Top 923%)
20M20.00 mi1.36 mi21993-21813212-9013212-9023823(Top 82%)13916(Top 85%)13916(Top 919%)
21M21.00 mi1.00 mi22081-8813237-2513237-2523180(Top 80%)13566(Top 83%)13566(Top 896%)
35K21.75 mi0.75 mi22037+4413207+3013207+3021039(Top 72%)12507(Top 77%)12507(Top 826%)
23M23.00 mi1.25 mi22055-1813187+2013187+2021751(Top 75%)12797(Top 78%)12797(Top 845%)
24M24.00 mi1.00 mi22049+613183+413183+422018(Top 76%)12884(Top 79%)12884(Top 851%)
40K24.85 mi0.85 mi22123-7413200-1713200-1723156(Top 80%)13366(Top 82%)13366(Top 883%)
25.2M25.20 mi0.35 mi22194-7113231-3113231-3124922(Top 86%)14227(Top 87%)14227(Top 940%)
FINISH26.22 mi1.02 mi22252-5813245-1413245-1423857(Top 82%)13721(Top 84%)13721(Top 906%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21
+97ft-345ft

Overall

22287

Males

13422

M60-64

13422

5K→10K

3.1 - 6.2 mi

Top 68%
×5
+79ft-138ft

Overall

19685

Males

12178

M60-64

12178

10K→15K

6.2 - 9.3 mi

Top 77%
×3
+67ft-78ft

Overall

22287

Males

13422

M60-64

13422

15K→20K

9.3 - 12.4 mi

Top 78%
×5
+106ft-86ft

Overall

22667

Males

13577

M60-64

13577

20K→HALF

12.4 - 13.1 mi

Top 80%
×2
+19ft-37ft

Overall

23256

Males

13868

M60-64

13868

HALF→25K

13.1 - 15.5 mi

Top 80%
×4
+66ft-88ft

Overall

23292

Males

13843

M60-64

13843

25K→30K

15.5 - 18.6 mi

Top 82%
×9
+181ft-148ft

Overall

23779

Males

13971

M60-64

13971

30K→20M

18.6 - 20.0 mi

Top 82%
×5
+64ft-50ft

Overall

23823

Males

13916

M60-64

13916

20M→21M

20.0 - 21.0 mi

Top 80%
×8
+106ft-24ft

Overall

23180

Males

13566

M60-64

13566

21M→35K

21.0 - 21.8 mi

Top 72%
×7
+17ft-86ft

Overall

21039

Males

12507

M60-64

12507

35K→23M

21.8 - 23.0 mi

Top 75%
×5
+23ft-63ft

Overall

21751

Males

12797

M60-64

12797

23M→24M

23.0 - 24.0 mi

Top 76%
×6
+12ft-82ft

Overall

22018

Males

12884

M60-64

12884

24M→40K

24.0 - 24.9 mi

Top 80%
×1
+6ft-20ft

Overall

23156

Males

13366

M60-64

13366

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1
+13ft-16ft

Overall

24922

Males

14227

M60-64

14227

25.2M→FINISH

25.2 - 26.2 mi

Top 82%
×2
+22ft-21ft

Overall

23857

Males

13721

M60-64

13721

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
452
Passed By
7698
Net Change
-7246
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15006
5K → 10K82568-2560#15006#17566
10K → 15K61734-1728#17566#19294
15K → 20K26954-928#19294#20222
20K → HALF6206-200#20222#20422
HALF → 25K28665-637#20422#21059
25K → 30K40756-716#21059#21775
30K → 20M37255-218#21775#21993
20M → 21M56144-88#21993#22081
21M → 35K6521+44#22081#22037
35K → 23M7795-18#22037#22055
23M → 24M5650+6#22055#22049
24M → 40K1791-74#22049#22123
40K → 25.2M475-71#22123#22194
25.2M → FINISH2684-58#22194#22252
TOTALS4527698-7246
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing