All Results|Race Analytics|Course|Contact
BOSTON MARATHON 2026

Zhenyu Shen

Bib: 13829•M

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Top 26%
Gender (Male)
#0 / 16340
Top 39%
Masters (Masters Men)
#0 / 10617
Top 26%
Age Group (M50-54)
#0 / 1868
Top 21%
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
20:41
3.11 mi
Rank: #5504
Start → 5K
20:41 | 6:40/mi
10K
41:22
6.21 mi
Rank: #5479 (+25)
5K → 10K
20:41 | 6:40/mi
15K
1:02:27
9.32 mi
Rank: #5835 (-356)
10K → 15K
21:05 | 6:48/mi
20K
1:24:09
12.43 mi
Rank: #6351 (-516)
15K → 20K
21:42 | 7:00/mi
HALF
1:28:54
13.11 mi
Rank: #6471 (-120)
20K → HALF
4:45 | 6:59/mi
25K
1:46:19
15.53 mi
Rank: #6914 (-443)
HALF → 25K
17:25 | 7:11/mi
30K
2:09:21
18.64 mi
Rank: #7269 (-355)
25K → 30K
23:02 | 7:25/mi
20M
2:19:29
20.00 mi
Rank: #7336 (-67)
30K → 20M
10:08 | 7:28/mi
21M
2:27:45
21.00 mi
Rank: #7498 (-162)
20M → 21M
8:16 | 8:16/mi
35K
2:33:08
21.75 mi
Rank: #7503 (-5)
21M → 35K
5:23 | 7:12/mi
23M
2:42:34
23.00 mi
Rank: #7506 (-3)
35K → 23M
9:26 | 7:33/mi
24M
2:49:50
24.00 mi
Rank: #7494 (+12)
23M → 24M
7:16 | 7:16/mi
40K
2:56:13
24.85 mi
Rank: #7484 (+10)
24M → 40K
6:23 | 7:28/mi
25.2M
2:59:07
25.20 mi
Rank: #7530 (-46)
40K → 25.2M
2:54 | 8:25/mi
FINISH
3:06:41
26.22 mi
Rank: #7606 (-76)
25.2M → FINISH
7:34 | 7:26/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:28:54
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:37:47
Pace7:28 /mi
📊Positive Split: 10.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5920:416:4020:41
6:40
-
10K
6.21 mi11:10:4041:226:4020:41
6:40
0:00
15K
9.32 mi11:31:451:02:276:4321:05
6:48
+0:08
20K
12.43 mi11:53:271:24:096:4721:42
7:00
+0:12
HALF
13.11 mi11:58:121:28:546:474:45
6:59
-0:01
25K
15.53 mi12:15:371:46:196:5117:25
7:11
+0:12
30K
18.64 mi12:38:392:09:216:5723:02
7:25
+0:14
20M
20.00 mi12:48:472:19:296:5910:08
7:28
+0:03
21M
21.00 mi12:57:032:27:457:038:16
8:16
+0:48
35K
21.75 mi13:02:262:33:087:035:23
7:12
-1:04
23M
23.00 mi13:11:522:42:347:059:26
7:33
+0:21
24M
24.00 mi13:19:082:49:507:057:16
7:16
-0:17
40K
24.85 mi13:25:312:56:137:066:23
7:28
+0:12
25.2M
25.20 mi13:28:252:59:077:072:54
8:25
+0:57
FINISH
26.22 mi13:35:593:06:417:087:34
7:26
-0:59

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

6:40 /mi

Average Pace

7:08 /mi

Slowest Pace

8:25 /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

1:28:54

48% of race

Time at Steady Pace

1:17:11

41% of race

Time at Slower Pace

20:36

11% of race

Average Pace: 7:07 /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 mi10:49:5920:416:4020:41
6:40
#5504
10K
6.21 mi11:10:4041:226:4020:41
6:40
#5479
15K
9.32 mi11:31:451:02:276:4321:05
6:48
#5835
20K
12.43 mi11:53:271:24:096:4721:42
7:00
#6351
HALF
13.11 mi11:58:121:28:546:474:45
6:59
#6471
25K
15.53 mi12:15:371:46:196:5117:25
7:11
#6914
30K
18.64 mi12:38:392:09:216:5723:02
7:25
#7269
20M
20.00 mi12:48:472:19:296:5910:08
7:28
#7336
21M
21.00 mi12:57:032:27:457:038:16
8:16
#7498
35K
21.75 mi13:02:262:33:087:035:23
7:12
#7503
23M
23.00 mi13:11:522:42:347:059:26
7:33
#7506
24M
24.00 mi13:19:082:49:507:057:16
7:16
#7494
40K
24.85 mi13:25:312:56:137:066:23
7:28
#7484
25.2M
25.20 mi13:28:252:59:077:072:54
8:25
#7530
FINISH
26.22 mi13:35:593:06:417:087:34
7:26
#7606
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 mi5504508950896685(Top 23%)5954(Top 36%)5954(Top 319%)
10K6.21 mi3.10 mi5479+255076+135076+135555(Top 19%)5124(Top 31%)5124(Top 274%)
15K9.32 mi3.11 mi5835-3565353-2775353-2776685(Top 23%)5954(Top 36%)5954(Top 319%)
20K12.43 mi3.11 mi6351-5165729-3765729-3767744(Top 27%)6674(Top 41%)6674(Top 357%)
HALF13.11 mi0.68 mi6471-1205813-845813-848375(Top 29%)7074(Top 43%)7074(Top 379%)
25K15.53 mi2.42 mi6914-4436123-3106123-3108697(Top 30%)7140(Top 44%)7140(Top 382%)
30K18.64 mi3.11 mi7269-3556363-2406363-2408942(Top 31%)7130(Top 44%)7130(Top 382%)
20M20.00 mi1.36 mi7336-676389-266389-268813(Top 30%)6947(Top 43%)6947(Top 372%)
21M21.00 mi1.00 mi7498-1626473-846473-8411594(Top 40%)8241(Top 50%)8241(Top 441%)
35K21.75 mi0.75 mi7503-56469+46469+48472(Top 29%)6665(Top 41%)6665(Top 357%)
23M23.00 mi1.25 mi7506-36445+246445+249116(Top 31%)6927(Top 42%)6927(Top 371%)
24M24.00 mi1.00 mi7494+126410+356410+358309(Top 29%)6416(Top 39%)6416(Top 343%)
40K24.85 mi0.85 mi7484+106375+356375+358575(Top 30%)6476(Top 40%)6476(Top 347%)
25.2M25.20 mi0.35 mi7530-466388-136388-1310905(Top 38%)7549(Top 46%)7549(Top 404%)
FINISH26.22 mi1.02 mi7606-766415-276415-2710814(Top 37%)7498(Top 46%)7498(Top 401%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21
+97ft-345ft

Overall

6685

Males

5954

M50-54

5954

5K→10K

3.1 - 6.2 mi

Top 19%
×5
+79ft-138ft

Overall

5555

Males

5124

M50-54

5124

10K→15K

6.2 - 9.3 mi

Top 23%
×3
+67ft-78ft

Overall

6685

Males

5954

M50-54

5954

15K→20K

9.3 - 12.4 mi

Top 27%
×5
+106ft-86ft

Overall

7744

Males

6674

M50-54

6674

20K→HALF

12.4 - 13.1 mi

Top 29%
×2
+19ft-37ft

Overall

8375

Males

7074

M50-54

7074

HALF→25K

13.1 - 15.5 mi

Top 30%
×4
+66ft-88ft

Overall

8697

Males

7140

M50-54

7140

25K→30K

15.5 - 18.6 mi

Top 31%
×9
+181ft-148ft

Overall

8942

Males

7130

M50-54

7130

30K→20M

18.6 - 20.0 mi

Top 30%
×5
+64ft-50ft

Overall

8813

Males

6947

M50-54

6947

20M→21M

20.0 - 21.0 mi

Top 40%
×8
+106ft-24ft

Overall

11594

Males

8241

M50-54

8241

21M→35K

21.0 - 21.8 mi

Top 29%
×7
+17ft-86ft

Overall

8472

Males

6665

M50-54

6665

35K→23M

21.8 - 23.0 mi

Top 31%
×5
+23ft-63ft

Overall

9116

Males

6927

M50-54

6927

23M→24M

23.0 - 24.0 mi

Top 29%
×6
+12ft-82ft

Overall

8309

Males

6416

M50-54

6416

24M→40K

24.0 - 24.9 mi

Top 30%
×1
+6ft-20ft

Overall

8575

Males

6476

M50-54

6476

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1
+13ft-16ft

Overall

10905

Males

7549

M50-54

7549

25.2M→FINISH

25.2 - 26.2 mi

Top 37%
×2
+22ft-21ft

Overall

10814

Males

7498

M50-54

7498

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
781
Passed By
2883
Net Change
-2102
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5504
5K → 10K198173+25#5504#5479
10K → 15K41397-356#5479#5835
15K → 20K49565-516#5835#6351
20K → HALF4124-120#6351#6471
HALF → 25K37480-443#6471#6914
25K → 30K62417-355#6914#7269
30K → 20M42109-67#7269#7336
20M → 21M32194-162#7336#7498
21M → 35K4550-5#7498#7503
35K → 23M8184-3#7503#7506
23M → 24M7058+12#7506#7494
24M → 40K6858+10#7494#7484
40K → 25.2M1763-46#7484#7530
25.2M → FINISH35111-76#7530#7606
TOTALS7812883-2102
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing