Yaguang Zhang

Bib: 31968M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 29%
Gender (Male)
#0 / 15176
Top 43%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:01
Rank: #18836
Start5K
8:42/mi
27:01 split
10K· 6.21 mi
49:42
Rank: #14368 (+4468)
5K10K
7:18/mi
22:41 split
15K· 9.32 mi
1:11:55
Rank: #11915 (+2453)
10K15K
7:09/mi
22:13 split
20K· 12.43 mi
1:34:23
Rank: #10659 (+1256)
15K20K
7:14/mi
22:28 split
Half· 13.11 mi
1:39:04
Rank: #10330 (+329)
20KHalf
6:52/mi
4:41 split
25K· 15.53 mi
1:56:33
Rank: #9671 (+659)
Half25K
7:13/mi
17:29 split
30K· 18.64 mi
2:19:36
Rank: #9073 (+598)
25K30K
7:25/mi
23:03 split
20M
2:29:37
Rank: #8795 (+278)
30K20M
7:22/mi
10:01 split
21M
2:37:18
Rank: #8568 (+227)
20M21M
7:41/mi
7:41 split
35K· 21.75 mi
2:42:33
Rank: #8447 (+121)
21M35K
7:01/mi
5:15 split
23M
2:51:46
Rank: #8202 (+245)
35K23M
7:22/mi
9:13 split
24M
2:58:47
Rank: #8014 (+188)
23M24M
7:01/mi
7:01 split
40K· 24.85 mi
3:04:50
Rank: #7828 (+186)
24M40K
7:05/mi
6:03 split
25.2M
3:07:27
Rank: #7749 (+79)
40K25.2M
7:35/mi
2:37 split
Finish· 26.22 mi
3:14:33
Rank: #7604 (+145)
25.2MFinish
6:58/mi
7:06 split

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via Half
Distance13.11 mi
Time1:39:04
Pace7:33 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:35:29
Pace7:17 /mi
📊Negative Split: 3.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:3727:018:4227:01
8:42
-
10K
6.21 mi12:10:1849:428:0022:41
7:18
-1:24
15K
9.32 mi12:32:311:11:557:4322:13
7:09
-0:09
20K
12.43 mi12:54:591:34:237:3622:28
7:14
+0:05
Half
13.11 mi12:59:401:39:047:334:41
6:52
-0:22
25K
15.53 mi13:17:091:56:337:3017:29
7:13
+0:21
30K
18.64 mi13:40:122:19:367:2923:03
7:25
+0:12
20M
20.00 mi13:50:132:29:377:2910:01
7:22
-0:03
21M
21.00 mi13:57:542:37:187:297:41
7:41
+0:19
35K
21.75 mi14:03:092:42:337:285:15
7:01
-0:40
23M
23.00 mi14:12:222:51:467:289:13
7:22
+0:21
24M
24.00 mi14:19:232:58:477:277:01
7:01
-0:21
40K
24.85 mi14:25:263:04:507:266:03
7:05
+0:04
25.2M
25.20 mi14:28:033:07:277:262:37
7:35
+0:30
Finish
26.22 mi14:35:093:14:337:267:06
6:58
-0:37

Checkpoints & Pacing

📈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

6:52 /mi

Average Pace

7:26 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

24:03

12% of race

Time at Steady Pace

2:13:11

68% of race

Time at Slower Pace

37:19

19% of race

Average Pace: 7:25 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:47:3727:018:4227:01
8:42
#18836
10K
6.21 mi12:10:1849:428:0022:41
7:18
#14368
15K
9.32 mi12:32:311:11:557:4322:13
7:09
#11915
20K
12.43 mi12:54:591:34:237:3622:28
7:14
#10659
Half
13.11 mi12:59:401:39:047:334:41
6:52
#10330
25K
15.53 mi13:17:091:56:337:3017:29
7:13
#9671
30K
18.64 mi13:40:122:19:367:2923:03
7:25
#9073
20M
20.00 mi13:50:132:29:377:2910:01
7:22
#8795
21M
21.00 mi13:57:542:37:187:297:41
7:41
#8568
35K
21.75 mi14:03:092:42:337:285:15
7:01
#8447
23M
23.00 mi14:12:222:51:467:289:13
7:22
#8202
24M
24.00 mi14:19:232:58:477:277:01
7:01
#8014
40K
24.85 mi14:25:263:04:507:266:03
7:05
#7828
25.2M
25.20 mi14:28:033:07:277:262:37
7:35
#7749
Finish
26.22 mi14:35:093:14:337:267:06
6:58
#7604
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1883611713117137473(Top 28%)6580(Top 43%)6580(Top 125%)
10K6.21 mi3.10 mi14368+446810082+163110082+16318855(Top 33%)7491(Top 49%)7491(Top 142%)
15K9.32 mi3.11 mi11915+24539052+10309052+10307473(Top 28%)6580(Top 43%)6580(Top 125%)
20K12.43 mi3.11 mi10659+12568484+5688484+5687302(Top 27%)6428(Top 42%)6428(Top 122%)
Half13.11 mi0.68 mi10330+3298324+1608324+1605809(Top 22%)5341(Top 35%)5341(Top 101%)
25K15.53 mi2.42 mi9671+6597943+3817943+3816734(Top 25%)5959(Top 39%)5959(Top 113%)
30K18.64 mi3.11 mi9073+5987547+3967547+3966712(Top 25%)5876(Top 39%)5876(Top 111%)
20M20.00 mi1.36 mi8795+2787360+1877360+1876045(Top 23%)5330(Top 35%)5330(Top 101%)
21M21.00 mi1.00 mi8568+2277196+1647196+1645539(Top 21%)4865(Top 32%)4865(Top 92%)
35K21.75 mi0.75 mi8447+1217108+887108+885462(Top 21%)4858(Top 32%)4858(Top 92%)
23M23.00 mi1.25 mi8202+2456933+1756933+1755650(Top 21%)4952(Top 33%)4952(Top 94%)
24M24.00 mi1.00 mi8014+1886795+1386795+1384778(Top 18%)4269(Top 28%)4269(Top 81%)
40K24.85 mi0.85 mi7828+1866659+1366659+1364270(Top 16%)3805(Top 25%)3805(Top 72%)
25.2M25.20 mi0.35 mi7749+796599+606599+604355(Top 16%)3825(Top 25%)3825(Top 72%)
Finish26.22 mi1.02 mi7604+1456486+1136486+1135017(Top 19%)4288(Top 28%)4288(Top 81%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7473

Males

6580

M18-39

6580

5K→10K

3.1 - 6.2 mi

Top 33%
×5story building
+79ft-138ft

Overall

8855

Males

7491

M18-39

7491

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7473

Males

6580

M18-39

6580

15K→20K

9.3 - 12.4 mi

Top 27%
×5story building
+106ft-86ft

Overall

7302

Males

6428

M18-39

6428

20K→Half

12.4 - 13.1 mi

Top 22%
×2story building
+19ft-37ft

Overall

5809

Males

5341

M18-39

5341

Half→25K

13.1 - 15.5 mi

Top 25%
×4story building
+66ft-88ft

Overall

6734

Males

5959

M18-39

5959

25K→30K

15.5 - 18.6 mi

Top 25%
×9story building
+181ft-148ft

Overall

6712

Males

5876

M18-39

5876

30K→20M

18.6 - 20.0 mi

Top 23%
×5story building
+64ft-50ft

Overall

6045

Males

5330

M18-39

5330

20M→21M

20.0 - 21.0 mi

Top 21%
×8story building
+106ft-24ft

Overall

5539

Males

4865

M18-39

4865

21M→35K

21.0 - 21.8 mi

Top 21%
×7story building
+17ft-86ft

Overall

5462

Males

4858

M18-39

4858

35K→23M

21.8 - 23.0 mi

Top 21%
×5story building
+23ft-63ft

Overall

5650

Males

4952

M18-39

4952

23M→24M

23.0 - 24.0 mi

Top 18%
×6story building
+12ft-82ft

Overall

4778

Males

4269

M18-39

4269

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4270

Males

3805

M18-39

3805

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4355

Males

3825

M18-39

3825

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2story building
+22ft-21ft

Overall

5017

Males

4288

M18-39

4288

Passing Analysis

Category:
Athletes Passed
11263*
Passed By
31
Net Change
+11232
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18836
5K10K44691+4468#18836#14368
10K15K24530+2453#14368#11915
15K20K12560+1256#11915#10659
20KHalf3290+329#10659#10330
Half25K659*0+659#10330#9671
25K30K602*4+598#9671#9073
30K20M2791+278#9073#8795
20M21M2314+227#8795#8568
21M35K1221+121#8568#8447
35K23M2494+245#8447#8202
23M24M1902+188#8202#8014
24M40K1860+186#8014#7828
40K25.2M790+79#7828#7749
25.2MFinish15914+145#7749#7604
TOTALS11263*31+11232

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

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

.gpx files up to 10MB

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