Stan Chang

Bib: 12623M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 44%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 49%
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:19
Rank: #9672
Start5K
7:30/mi
23:19 split
10K· 6.21 mi
46:21
Rank: #9652 (+20)
5K10K
7:25/mi
23:02 split
15K· 9.32 mi
1:09:23
Rank: #9565 (+87)
10K15K
7:25/mi
23:02 split
20K· 12.43 mi
1:33:19
Rank: #9905 (-340)
15K20K
7:42/mi
23:56 split
Half· 13.11 mi
1:38:21
Rank: #9867 (+38)
20KHalf
7:23/mi
5:02 split
25K· 15.53 mi
1:57:54
Rank: #10395 (-528)
Half25K
8:04/mi
19:33 split
30K· 18.64 mi
2:23:53
Rank: #10908 (-513)
25K30K
8:22/mi
25:59 split
20M
2:35:34
Rank: #11175 (-267)
30K20M
8:36/mi
11:41 split
21M
2:45:04
Rank: #11515 (-340)
20M21M
9:30/mi
9:30 split
35K· 21.75 mi
2:51:04
Rank: #11532 (-17)
21M35K
8:01/mi
6:00 split
23M
3:01:49
Rank: #11684 (-152)
35K23M
8:35/mi
10:45 split
24M
3:10:06
Rank: #11753 (-69)
23M24M
8:17/mi
8:17 split
40K· 24.85 mi
3:17:11
Rank: #11752 (+1)
24M40K
8:17/mi
7:05 split
25.2M
3:20:19
Rank: #11765 (-13)
40K25.2M
9:05/mi
3:08 split
Finish· 26.22 mi
3:28:22
Rank: #11742 (+23)
25.2MFinish
7:54/mi
8:03 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:21
Pace7:30 /mi
2nd Half
Distance13.11 mi
Time1:50:01
Pace8:24 /mi
📊Positive Split: 11.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:0023:197:3023:19
7:30
-
10K
6.21 mi11:14:0246:217:2823:02
7:25
-0:05
15K
9.32 mi11:37:041:09:237:2723:02
7:25
0:00
20K
12.43 mi12:01:001:33:197:3123:56
7:42
+0:17
Half
13.11 mi12:06:021:38:217:305:02
7:23
-0:19
25K
15.53 mi12:25:351:57:547:3519:33
8:04
+0:41
30K
18.64 mi12:51:342:23:537:4325:59
8:22
+0:18
20M
20.00 mi13:03:152:35:347:4711:41
8:36
+0:14
21M
21.00 mi13:12:452:45:047:529:30
9:30
+0:54
35K
21.75 mi13:18:452:51:047:526:00
8:01
-1:29
23M
23.00 mi13:29:303:01:497:5410:45
8:35
+0:34
24M
24.00 mi13:37:473:10:067:558:17
8:17
-0:18
40K
24.85 mi13:44:523:17:117:567:05
8:17
0:00
25.2M
25.20 mi13:48:003:20:197:573:08
9:05
+0:48
Finish
26.22 mi13:56:033:28:227:578:03
7:54
-1:11

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

7:23 /mi

Average Pace

7:57 /mi

Slowest Pace

9:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:21

47% of race

Time at Steady Pace

1:14:57

36% of race

Time at Slower Pace

35:04

17% of race

Average Pace: 7:57 /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 mi10:51:0023:197:3023:19
7:30
#9672
10K
6.21 mi11:14:0246:217:2823:02
7:25
#9652
15K
9.32 mi11:37:041:09:237:2723:02
7:25
#9565
20K
12.43 mi12:01:001:33:197:3123:56
7:42
#9905
Half
13.11 mi12:06:021:38:217:305:02
7:23
#9867
25K
15.53 mi12:25:351:57:547:3519:33
8:04
#10395
30K
18.64 mi12:51:342:23:537:4325:59
8:22
#10908
20M
20.00 mi13:03:152:35:347:4711:41
8:36
#11175
21M
21.00 mi13:12:452:45:047:529:30
9:30
#11515
35K
21.75 mi13:18:452:51:047:526:00
8:01
#11532
23M
23.00 mi13:29:303:01:497:5410:45
8:35
#11684
24M
24.00 mi13:37:473:10:067:558:17
8:17
#11753
40K
24.85 mi13:44:523:17:117:567:05
8:17
#11752
25.2M
25.20 mi13:48:003:20:197:573:08
9:05
#11765
Finish
26.22 mi13:56:033:28:227:578:03
7:54
#11742
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi9672797179719450(Top 35%)7838(Top 52%)7838(Top 382%)
10K6.21 mi3.10 mi9652+207957+147957+149753(Top 37%)8035(Top 53%)8035(Top 392%)
15K9.32 mi3.11 mi9565+877910+477910+479450(Top 35%)7838(Top 52%)7838(Top 382%)
20K12.43 mi3.11 mi9905-3408096-1868096-18610948(Top 41%)8555(Top 56%)8555(Top 417%)
Half13.11 mi0.68 mi9867+388080+168080+169247(Top 35%)7682(Top 51%)7682(Top 374%)
25K15.53 mi2.42 mi10395-5288342-2628342-26213229(Top 50%)9446(Top 62%)9446(Top 460%)
30K18.64 mi3.11 mi10908-5138542-2008542-20013425(Top 50%)9420(Top 62%)9420(Top 459%)
20M20.00 mi1.36 mi11175-2678627-858627-8514216(Top 53%)9646(Top 64%)9646(Top 470%)
21M21.00 mi1.00 mi11515-3408760-1338760-13315934(Top 60%)10318(Top 68%)10318(Top 503%)
35K21.75 mi0.75 mi11532-178753+78753+712231(Top 46%)8649(Top 57%)8649(Top 421%)
23M23.00 mi1.25 mi11684-1528798-458798-4513705(Top 51%)9233(Top 61%)9233(Top 450%)
24M24.00 mi1.00 mi11753-698812-148812-1413142(Top 49%)8918(Top 59%)8918(Top 435%)
40K24.85 mi0.85 mi11752+18786+268786+2611891(Top 45%)8270(Top 54%)8270(Top 403%)
25.2M25.20 mi0.35 mi11765-138777+98777+912952(Top 49%)8732(Top 58%)8732(Top 426%)
Finish26.22 mi1.02 mi11742+238747+308747+3011375(Top 43%)7977(Top 53%)7977(Top 389%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21stories
+97ft-345ft

Overall

9450

Males

7838

M50-54

7838

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9753

Males

8035

M50-54

8035

10K→15K

6.2 - 9.3 mi

Top 35%
×3stories
+67ft-78ft

Overall

9450

Males

7838

M50-54

7838

15K→20K

9.3 - 12.4 mi

Top 41%
×5stories
+106ft-86ft

Overall

10948

Males

8555

M50-54

8555

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9247

Males

7682

M50-54

7682

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

13229

Males

9446

M50-54

9446

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

13425

Males

9420

M50-54

9420

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

14216

Males

9646

M50-54

9646

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

15934

Males

10318

M50-54

10318

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

12231

Males

8649

M50-54

8649

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

13705

Males

9233

M50-54

9233

23M→24M

23.0 - 24.0 mi

Top 49%
×6stories
+12ft-82ft

Overall

13142

Males

8918

M50-54

8918

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11891

Males

8270

M50-54

8270

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

12952

Males

8732

M50-54

8732

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

11375

Males

7977

M50-54

7977

Passing Analysis

Category:
Athletes Passed
1113
Passed By
3181
Net Change
-2070
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9672
5K10K305285+20#9672#9652
10K15K212125+87#9652#9565
15K20K72412-340#9565#9905
20KHalf4810+38#9905#9867
Half25K29555-528#9867#10395
25K30K64577-513#10395#10908
30K20M35302-267#10908#11175
20M21M24364-340#11175#11515
21M35K4663-17#11515#11532
35K23M54206-152#11532#11684
23M24M46115-69#11684#11753
24M40K6564+1#11753#11752
40K25.2M2437-13#11752#11765
25.2MFinish8966+23#11765#11742
TOTALS11133181-2070
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing