Wentao Zhang

Bib: 8354β€’M

WA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 25%
Gender (Male)
#0 / 16340
Top 38%
Masters (Masters Men)
#0 / 10617
Top 24%
Age Group (M55-59)
#0 / 1491
Top 9%
Race Day Weather
51Β°/41Β°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
20:54
3.11 mi
Rank: #6157
Start β†’ 5K
20:54 | 6:44/mi
10K
42:05
6.21 mi
Rank: #6607 (-450)
5K β†’ 10K
21:11 | 6:50/mi
15K
1:03:20
9.32 mi
Rank: #6792 (-185)
10K β†’ 15K
21:15 | 6:51/mi
20K
1:25:04
12.43 mi
Rank: #7087 (-295)
15K β†’ 20K
21:44 | 7:00/mi
HALF
1:29:41
13.11 mi
Rank: #7074 (+13)
20K β†’ HALF
4:37 | 6:47/mi
25K
1:46:48
15.53 mi
Rank: #7187 (-113)
HALF β†’ 25K
17:07 | 7:04/mi
30K
2:09:29
18.64 mi
Rank: #7316 (-129)
25K β†’ 30K
22:41 | 7:19/mi
20M
2:19:39
20.00 mi
Rank: #7384 (-68)
30K β†’ 20M
10:10 | 7:30/mi
21M
2:27:39
21.00 mi
Rank: #7468 (-84)
20M β†’ 21M
8:00 | 8:00/mi
35K
2:33:03
21.75 mi
Rank: #7469 (-1)
21M β†’ 35K
5:24 | 7:14/mi
23M
2:42:15
23.00 mi
Rank: #7411 (+58)
35K β†’ 23M
9:12 | 7:22/mi
24M
2:49:28
24.00 mi
Rank: #7384 (+27)
23M β†’ 24M
7:13 | 7:13/mi
40K
2:55:41
24.85 mi
Rank: #7323 (+61)
24M β†’ 40K
6:13 | 7:17/mi
25.2M
2:58:26
25.20 mi
Rank: #7310 (+13)
40K β†’ 25.2M
2:45 | 7:59/mi
FINISH
3:05:40
26.22 mi
Rank: #7297 (+13)
25.2M β†’ FINISH
7:14 | 7:06/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:29:41
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:35:59
Pace7:20 /mi
πŸ“ŠPositive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:36:0120:546:4420:54
6:44
-
10K
6.21 mi10:57:1242:056:4721:11
6:50
+0:06
15K
9.32 mi11:18:271:03:206:4821:15
6:51
+0:01
20K
12.43 mi11:40:111:25:046:5121:44
7:00
+0:09
HALF
13.11 mi11:44:481:29:416:514:37
6:47
-0:13
25K
15.53 mi12:01:551:46:486:5317:07
7:04
+0:17
30K
18.64 mi12:24:362:09:296:5722:41
7:19
+0:15
20M
20.00 mi12:34:462:19:396:5910:10
7:30
+0:11
21M
21.00 mi12:42:462:27:397:028:00
8:00
+0:30
35K
21.75 mi12:48:102:33:037:035:24
7:14
-0:46
23M
23.00 mi12:57:222:42:157:049:12
7:22
+0:08
24M
24.00 mi13:04:352:49:287:047:13
7:13
-0:09
40K
24.85 mi13:10:482:55:417:056:13
7:17
+0:04
25.2M
25.20 mi13:13:332:58:267:052:45
7:59
+0:42
FINISH
26.22 mi13:20:473:05:407:067:14
7:06
-0:53

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

6:44 /mi

Average Pace

7:05 /mi

Slowest Pace

8:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:44:45

89% of race

Time at Steady Pace

10:10

5% of race

Time at Slower Pace

10:45

6% of race

Average Pace: 7:05 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi10:36:0120:546:4420:54
6:44
#6157
10K
6.21 mi10:57:1242:056:4721:11
6:50
#6607
15K
9.32 mi11:18:271:03:206:4821:15
6:51
#6792
20K
12.43 mi11:40:111:25:046:5121:44
7:00
#7087
HALF
13.11 mi11:44:481:29:416:514:37
6:47
#7074
25K
15.53 mi12:01:551:46:486:5317:07
7:04
#7187
30K
18.64 mi12:24:362:09:296:5722:41
7:19
#7316
20M
20.00 mi12:34:462:19:396:5910:10
7:30
#7384
21M
21.00 mi12:42:462:27:397:028:00
8:00
#7468
35K
21.75 mi12:48:102:33:037:035:24
7:14
#7469
23M
23.00 mi12:57:222:42:157:049:12
7:22
#7411
24M
24.00 mi13:04:352:49:287:047:13
7:13
#7384
40K
24.85 mi13:10:482:55:417:056:13
7:17
#7323
25.2M
25.20 mi13:13:332:58:267:052:45
7:59
#7310
FINISH
26.22 mi13:20:473:05:407:067:14
7:06
#7297
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi6157559555957217(Top 25%)6338(Top 39%)6338(Top 425%)
10K6.21 mi3.10 mi6607-4505932-3375932-3377167(Top 25%)6310(Top 39%)6310(Top 423%)
15K9.32 mi3.11 mi6792-1856050-1186050-1187217(Top 25%)6338(Top 39%)6338(Top 425%)
20K12.43 mi3.11 mi7087-2956245-1956245-1957818(Top 27%)6715(Top 41%)6715(Top 450%)
HALF13.11 mi0.68 mi7074+136237+86237+86864(Top 24%)6082(Top 37%)6082(Top 408%)
25K15.53 mi2.42 mi7187-1136311-746311-747807(Top 27%)6640(Top 41%)6640(Top 445%)
30K18.64 mi3.11 mi7316-1296392-816392-818081(Top 28%)6656(Top 41%)6656(Top 446%)
20M20.00 mi1.36 mi7384-686419-276419-278986(Top 31%)7052(Top 43%)7052(Top 473%)
21M21.00 mi1.00 mi7468-846452-336452-339855(Top 34%)7374(Top 45%)7374(Top 495%)
35K21.75 mi0.75 mi7469-16443+96443+98624(Top 30%)6744(Top 41%)6744(Top 452%)
23M23.00 mi1.25 mi7411+586389+546389+547805(Top 27%)6230(Top 38%)6230(Top 418%)
24M24.00 mi1.00 mi7384+276337+526337+527949(Top 27%)6216(Top 38%)6216(Top 417%)
40K24.85 mi0.85 mi7323+616271+666271+667227(Top 25%)5733(Top 35%)5733(Top 385%)
25.2M25.20 mi0.35 mi7310+136254+176254+178121(Top 28%)6156(Top 38%)6156(Top 413%)
FINISH26.22 mi1.02 mi7297+136222+326222+328295(Top 29%)6207(Top 38%)6207(Top 416%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
Γ—21
+97ft-345ft

Overall

7217

Males

6338

M55-59

6338

5K→10K

3.1 - 6.2 mi

Top 25%
Γ—5
+79ft-138ft

Overall

7167

Males

6310

M55-59

6310

10K→15K

6.2 - 9.3 mi

Top 25%
Γ—3
+67ft-78ft

Overall

7217

Males

6338

M55-59

6338

15K→20K

9.3 - 12.4 mi

Top 27%
Γ—5
+106ft-86ft

Overall

7818

Males

6715

M55-59

6715

20K→HALF

12.4 - 13.1 mi

Top 24%
Γ—2
+19ft-37ft

Overall

6864

Males

6082

M55-59

6082

HALF→25K

13.1 - 15.5 mi

Top 27%
Γ—4
+66ft-88ft

Overall

7807

Males

6640

M55-59

6640

25K→30K

15.5 - 18.6 mi

Top 28%
Γ—9
+181ft-148ft

Overall

8081

Males

6656

M55-59

6656

30K→20M

18.6 - 20.0 mi

Top 31%
Γ—5
+64ft-50ft

Overall

8986

Males

7052

M55-59

7052

20M→21M

20.0 - 21.0 mi

Top 34%
Γ—8
+106ft-24ft

Overall

9855

Males

7374

M55-59

7374

21M→35K

21.0 - 21.8 mi

Top 30%
Γ—7
+17ft-86ft

Overall

8624

Males

6744

M55-59

6744

35K→23M

21.8 - 23.0 mi

Top 27%
Γ—5
+23ft-63ft

Overall

7805

Males

6230

M55-59

6230

23M→24M

23.0 - 24.0 mi

Top 27%
Γ—6
+12ft-82ft

Overall

7949

Males

6216

M55-59

6216

24M→40K

24.0 - 24.9 mi

Top 25%
Γ—1
+6ft-20ft

Overall

7227

Males

5733

M55-59

5733

40K→25.2M

24.9 - 25.2 mi

Top 28%
Γ—1
+13ft-16ft

Overall

8121

Males

6156

M55-59

6156

25.2M→FINISH

25.2 - 26.2 mi

Top 29%
Γ—2
+22ft-21ft

Overall

8295

Males

6207

M55-59

6207

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
949
Passed By
2089
Net Change
-1140
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#6157
5K β†’ 10K67517-450#6157#6607
10K β†’ 15K78263-185#6607#6792
15K β†’ 20K85380-295#6792#7087
20K β†’ HALF3118+13#7087#7074
HALF β†’ 25K75188-113#7074#7187
25K β†’ 30K95224-129#7187#7316
30K β†’ 20M46114-68#7316#7384
20M β†’ 21M43127-84#7384#7468
21M β†’ 35K4950-1#7468#7469
35K β†’ 23M10446+58#7469#7411
23M β†’ 24M7649+27#7411#7384
24M β†’ 40K9736+61#7384#7323
40K β†’ 25.2M3421+13#7323#7310
25.2M β†’ FINISH6956+13#7310#7297
TOTALS9492089-1140
πŸ“Š

Passing Analysis Visualizations

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

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

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.

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing