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BOSTON MARATHON 2026

Yunsuo Zhang

Bib: 19811•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
24:02
3.11 mi
Rank: #14866
Start → 5K
24:02 | 7:45/mi
10K
48:36
6.21 mi
Rank: #15686 (-820)
5K → 10K
24:34 | 7:55/mi
15K
1:12:56
9.32 mi
Rank: #15625 (+61)
10K → 15K
24:20 | 7:50/mi
20K
1:37:29
12.43 mi
Rank: #15505 (+120)
15K → 20K
24:33 | 7:55/mi
HALF
1:42:45
13.11 mi
Rank: #15475 (+30)
20K → HALF
5:16 | 7:44/mi
25K
2:01:50
15.53 mi
Rank: #15280 (+195)
HALF → 25K
19:05 | 7:53/mi
30K
2:27:42
18.64 mi
Rank: #15386 (-106)
25K → 30K
25:52 | 8:20/mi
20M
2:40:15
20.00 mi
Rank: #15843 (-457)
30K → 20M
12:33 | 9:15/mi
21M
2:52:52
21.00 mi
Rank: #17007 (-1164)
20M → 21M
12:37 | 12:37/mi
35K
3:02:32
21.75 mi
Rank: #17987 (-980)
21M → 35K
9:40 | 12:56/mi
23M
3:17:52
23.00 mi
Rank: #19037 (-1050)
35K → 23M
15:20 | 12:16/mi
24M
3:28:37
24.00 mi
Rank: #19495 (-458)
23M → 24M
10:45 | 10:45/mi
40K
3:38:06
24.85 mi
Rank: #19830 (-335)
24M → 40K
9:29 | 11:06/mi
25.2M
3:42:25
25.20 mi
Rank: #20011 (-181)
40K → 25.2M
4:19 | 12:32/mi
FINISH
3:52:35
26.22 mi
Rank: #20201 (-190)
25.2M → FINISH
10:10 | 9:59/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:45
Pace7:51 /mi
2nd Half
Distance13.11 mi
Time2:09:50
Pace9:55 /mi
📊Positive Split: 26.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:08:2224:027:4524:02
7:45
-
10K
6.21 mi11:32:5648:367:5024:34
7:55
+0:10
15K
9.32 mi11:57:161:12:567:5024:20
7:50
-0:05
20K
12.43 mi12:21:491:37:297:5124:33
7:55
+0:05
HALF
13.11 mi12:27:051:42:457:515:16
7:44
-0:11
25K
15.53 mi12:46:102:01:507:5119:05
7:53
+0:09
30K
18.64 mi13:12:022:27:427:5625:52
8:20
+0:27
20M
20.00 mi13:24:352:40:158:0112:33
9:15
+0:55
21M
21.00 mi13:37:122:52:528:1412:37
12:37
+3:22
35K
21.75 mi13:46:523:02:328:249:40
12:56
+0:19
23M
23.00 mi14:02:123:17:528:3715:20
12:16
-0:40
24M
24.00 mi14:12:573:28:378:4210:45
10:45
-1:31
40K
24.85 mi14:22:263:38:068:479:29
11:06
+0:21
25.2M
25.20 mi14:26:453:42:258:504:19
12:32
+1:26
FINISH
26.22 mi14:36:553:52:358:5310:10
9:59
-2:33

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

7:44 /mi

Average Pace

8:53 /mi

Slowest Pace

12:56 /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

2:01:50

52% of race

Time at Steady Pace

48:35

21% of race

Time at Slower Pace

1:02:10

27% of race

Average Pace: 8:52 /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 mi11:08:2224:027:4524:02
7:45
#14866
10K
6.21 mi11:32:5648:367:5024:34
7:55
#15686
15K
9.32 mi11:57:161:12:567:5024:20
7:50
#15625
20K
12.43 mi12:21:491:37:297:5124:33
7:55
#15505
HALF
13.11 mi12:27:051:42:457:515:16
7:44
#15475
25K
15.53 mi12:46:102:01:507:5119:05
7:53
#15280
30K
18.64 mi13:12:022:27:427:5625:52
8:20
#15386
20M
20.00 mi13:24:352:40:158:0112:33
9:15
#15843
21M
21.00 mi13:37:122:52:528:1412:37
12:37
#17007
35K
21.75 mi13:46:523:02:328:249:40
12:56
#17987
23M
23.00 mi14:02:123:17:528:3715:20
12:16
#19037
24M
24.00 mi14:12:573:28:378:4210:45
10:45
#19495
40K
24.85 mi14:22:263:38:068:479:29
11:06
#19830
25.2M
25.20 mi14:26:453:42:258:504:19
12:32
#20011
FINISH
26.22 mi14:36:553:52:358:5310:10
9:59
#20201
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 mi14866102131021315616(Top 54%)10433(Top 64%)10433(Top 689%)
10K6.21 mi3.10 mi15686-82010490-27710490-27716519(Top 57%)10817(Top 66%)10817(Top 714%)
15K9.32 mi3.11 mi15625+6110441+4910441+4915616(Top 54%)10433(Top 64%)10433(Top 689%)
20K12.43 mi3.11 mi15505+12010385+5610385+5615338(Top 53%)10283(Top 63%)10283(Top 679%)
HALF13.11 mi0.68 mi15475+3010375+1010375+1014930(Top 51%)10213(Top 63%)10213(Top 675%)
25K15.53 mi2.42 mi15280+19510286+8910286+8914370(Top 50%)9820(Top 60%)9820(Top 649%)
30K18.64 mi3.11 mi15386-10610287-110287-115801(Top 54%)10329(Top 63%)10329(Top 682%)
20M20.00 mi1.36 mi15843-45710451-16410451-16420010(Top 69%)12110(Top 74%)12110(Top 800%)
21M21.00 mi1.00 mi17007-116410942-49110942-49125921(Top 89%)14839(Top 91%)14839(Top 980%)
35K21.75 mi0.75 mi17987-98011326-38411326-38427625(Top 95%)15639(Top 96%)15639(Top 1033%)
23M23.00 mi1.25 mi19037-105011774-44811774-44826474(Top 91%)15059(Top 92%)15059(Top 995%)
24M24.00 mi1.00 mi19495-45811945-17111945-17124608(Top 85%)14118(Top 86%)14118(Top 932%)
40K24.85 mi0.85 mi19830-33512085-14012085-14024411(Top 84%)13977(Top 86%)13977(Top 923%)
25.2M25.20 mi0.35 mi20011-18112166-8112166-8125332(Top 87%)14444(Top 88%)14444(Top 954%)
FINISH26.22 mi1.02 mi20201-19012252-8612252-8623754(Top 82%)13664(Top 84%)13664(Top 903%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21
+97ft-345ft

Overall

15616

Males

10433

M60-64

10433

5K→10K

3.1 - 6.2 mi

Top 57%
×5
+79ft-138ft

Overall

16519

Males

10817

M60-64

10817

10K→15K

6.2 - 9.3 mi

Top 54%
×3
+67ft-78ft

Overall

15616

Males

10433

M60-64

10433

15K→20K

9.3 - 12.4 mi

Top 53%
×5
+106ft-86ft

Overall

15338

Males

10283

M60-64

10283

20K→HALF

12.4 - 13.1 mi

Top 51%
×2
+19ft-37ft

Overall

14930

Males

10213

M60-64

10213

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14370

Males

9820

M60-64

9820

25K→30K

15.5 - 18.6 mi

Top 54%
×9
+181ft-148ft

Overall

15801

Males

10329

M60-64

10329

30K→20M

18.6 - 20.0 mi

Top 69%
×5
+64ft-50ft

Overall

20010

Males

12110

M60-64

12110

20M→21M

20.0 - 21.0 mi

Top 89%
×8
+106ft-24ft

Overall

25921

Males

14839

M60-64

14839

21M→35K

21.0 - 21.8 mi

Top 95%
×7
+17ft-86ft

Overall

27625

Males

15639

M60-64

15639

35K→23M

21.8 - 23.0 mi

Top 91%
×5
+23ft-63ft

Overall

26474

Males

15059

M60-64

15059

23M→24M

23.0 - 24.0 mi

Top 85%
×6
+12ft-82ft

Overall

24608

Males

14118

M60-64

14118

24M→40K

24.0 - 24.9 mi

Top 84%
×1
+6ft-20ft

Overall

24411

Males

13977

M60-64

13977

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1
+13ft-16ft

Overall

25332

Males

14444

M60-64

14444

25.2M→FINISH

25.2 - 26.2 mi

Top 82%
×2
+22ft-21ft

Overall

23754

Males

13664

M60-64

13664

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1061
Passed By
6396
Net Change
-5335
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14866
5K → 10K84904-820#14866#15686
10K → 15K232171+61#15686#15625
15K → 20K231111+120#15625#15505
20K → HALF5020+30#15505#15475
HALF → 25K23338+195#15475#15280
25K → 30K159265-106#15280#15386
30K → 20M20477-457#15386#15843
20M → 21M41168-1164#15843#17007
21M → 35K3983-980#17007#17987
35K → 23M71057-1050#17987#19037
23M → 24M16474-458#19037#19495
24M → 40K9344-335#19495#19830
40K → 25.2M1182-181#19830#20011
25.2M → FINISH12202-190#20011#20201
TOTALS10616396-5335
📊

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