Yiyong Yao

Bib: 5693M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:24
Rank: #12522
Start5K
23:24 | 7:32/mi
10K· 6.21 mi
49:17
Rank: #15953 (-3431)
5K10K
25:53 | 8:20/mi
15K· 9.32 mi
1:16:35
Rank: #17862 (-1909)
10K15K
27:18 | 8:47/mi
20K· 12.43 mi
1:44:59
Rank: #18945 (-1083)
15K20K
28:24 | 9:08/mi
Half· 13.11 mi
1:51:06
Rank: #19094 (-149)
20KHalf
6:07 | 8:58/mi
25K· 15.53 mi
2:15:45
Rank: #20295 (-1201)
Half25K
24:39 | 10:10/mi
30K· 18.64 mi
2:52:50
Rank: #22066 (-1771)
25K30K
37:05 | 11:56/mi
20M
3:11:12
Rank: #22751 (-685)
30K20M
18:22 | 13:31/mi
21M
3:25:07
Rank: #23063 (-312)
20M21M
13:55 | 13:55/mi
35K· 21.75 mi
3:33:54
Rank: #23176 (-113)
21M35K
8:47 | 11:44/mi
23M
3:50:08
Rank: #23484 (-308)
35K23M
16:14 | 12:58/mi
24M
4:02:10
Rank: #23640 (-156)
23M24M
12:02 | 12:02/mi
40K· 24.85 mi
4:13:08
Rank: #23773 (-133)
24M40K
10:58 | 12:50/mi
25.2M
4:17:46
Rank: #23819 (-46)
40K25.2M
4:38 | 13:26/mi
Finish· 26.22 mi
4:28:38
Rank: #23874 (-55)
25.2MFinish
10:52 | 10:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:06
Pace8:28 /mi
2nd Half
Distance13.11 mi
Time2:37:32
Pace12:01 /mi
📊Positive Split: 41.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:3723:247:3223:24
7:32
-
10K
6.21 mi10:53:3049:177:5625:53
8:20
+0:48
15K
9.32 mi11:20:481:16:358:1327:18
8:47
+0:27
20K
12.43 mi11:49:121:44:598:2728:24
9:08
+0:21
Half
13.11 mi11:55:191:51:068:286:07
8:58
-0:10
25K
15.53 mi12:19:582:15:458:4424:39
10:10
+1:12
30K
18.64 mi12:57:032:52:509:1637:05
11:56
+1:46
20M
20.00 mi13:15:253:11:129:3418:22
13:31
+1:35
21M
21.00 mi13:29:203:25:079:4613:55
13:55
+0:24
35K
21.75 mi13:38:073:33:549:508:47
11:44
-2:11
23M
23.00 mi13:54:213:50:0810:0016:14
12:58
+1:14
24M
24.00 mi14:06:234:02:1010:0512:02
12:02
-0:56
40K
24.85 mi14:17:214:13:0810:1110:58
12:50
+0:48
25.2M
25.20 mi14:21:594:17:4610:144:38
13:26
+0:36
Finish
26.22 mi14:32:514:28:3810:1510:52
10:40
-2:46

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

7:32 /mi

Average Pace

10:15 /mi

Slowest Pace

13:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:37

55% of race

Time at Steady Pace

57:54

22% of race

Time at Slower Pace

1:04:07

24% of race

Average Pace: 10:15 /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 mi10:27:3723:247:3223:24
7:32
#12522
10K
6.21 mi10:53:3049:177:5625:53
8:20
#15953
15K
9.32 mi11:20:481:16:358:1327:18
8:47
#17862
20K
12.43 mi11:49:121:44:598:2728:24
9:08
#18945
Half
13.11 mi11:55:191:51:068:286:07
8:58
#19094
25K
15.53 mi12:19:582:15:458:4424:39
10:10
#20295
30K
18.64 mi12:57:032:52:509:1637:05
11:56
#22066
20M
20.00 mi13:15:253:11:129:3418:22
13:31
#22751
21M
21.00 mi13:29:203:25:079:4613:55
13:55
#23063
35K
21.75 mi13:38:073:33:549:508:47
11:44
#23176
23M
23.00 mi13:54:213:50:0810:0016:14
12:58
#23484
24M
24.00 mi14:06:234:02:1010:0512:02
12:02
#23640
40K
24.85 mi14:17:214:13:0810:1110:58
12:50
#23773
25.2M
25.20 mi14:21:594:17:4610:144:38
13:26
#23819
Finish
26.22 mi14:32:514:28:3810:1510:52
10:40
#23874
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi125229420942020963(Top 74%)12928(Top 80%)12928(Top 648%)
10K6.21 mi3.10 mi15953-343110801-138110801-138118755(Top 66%)11967(Top 74%)11967(Top 600%)
15K9.32 mi3.11 mi17862-190911570-76911570-76920963(Top 74%)12928(Top 80%)12928(Top 648%)
20K12.43 mi3.11 mi18945-108312021-45112021-45121631(Top 76%)13187(Top 82%)13187(Top 661%)
Half13.11 mi0.68 mi19094-14912078-5712078-5721678(Top 76%)13218(Top 82%)13218(Top 662%)
25K15.53 mi2.42 mi20295-120112584-50612584-50623647(Top 83%)14027(Top 87%)14027(Top 703%)
30K18.64 mi3.11 mi22066-177113350-76613350-76625499(Top 90%)14759(Top 92%)14759(Top 739%)
20M20.00 mi1.36 mi22751-68513618-26813618-26826919(Top 95%)15337(Top 95%)15337(Top 768%)
21M21.00 mi1.00 mi23063-31213743-12513743-12526141(Top 92%)14952(Top 93%)14952(Top 749%)
35K21.75 mi0.75 mi23176-11313790-4713790-4725469(Top 90%)14574(Top 90%)14574(Top 730%)
23M23.00 mi1.25 mi23484-30813904-11413904-11426331(Top 93%)15000(Top 93%)15000(Top 752%)
24M24.00 mi1.00 mi23640-15613959-5513959-5525724(Top 91%)14667(Top 91%)14667(Top 735%)
40K24.85 mi0.85 mi23773-13314006-4714006-4726106(Top 92%)14848(Top 92%)14848(Top 744%)
25.2M25.20 mi0.35 mi23819-4614023-1714023-1725588(Top 90%)14527(Top 90%)14527(Top 728%)
Finish26.22 mi1.02 mi23874-5514043-2014043-2024652(Top 87%)14105(Top 88%)14105(Top 707%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21stories
+97ft-345ft

Overall

20963

Males

12928

M50-54

12928

5K→10K

3.1 - 6.2 mi

Top 66%
×5stories
+79ft-138ft

Overall

18755

Males

11967

M50-54

11967

10K→15K

6.2 - 9.3 mi

Top 74%
×3stories
+67ft-78ft

Overall

20963

Males

12928

M50-54

12928

15K→20K

9.3 - 12.4 mi

Top 76%
×5stories
+106ft-86ft

Overall

21631

Males

13187

M50-54

13187

20K→Half

12.4 - 13.1 mi

Top 76%
×2stories
+19ft-37ft

Overall

21678

Males

13218

M50-54

13218

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

23647

Males

14027

M50-54

14027

25K→30K

15.5 - 18.6 mi

Top 90%
×9stories
+181ft-148ft

Overall

25499

Males

14759

M50-54

14759

30K→20M

18.6 - 20.0 mi

Top 95%
×5stories
+64ft-50ft

Overall

26919

Males

15337

M50-54

15337

20M→21M

20.0 - 21.0 mi

Top 92%
×8stories
+106ft-24ft

Overall

26141

Males

14952

M50-54

14952

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

25469

Males

14574

M50-54

14574

35K→23M

21.8 - 23.0 mi

Top 93%
×5stories
+23ft-63ft

Overall

26331

Males

15000

M50-54

15000

23M→24M

23.0 - 24.0 mi

Top 91%
×6stories
+12ft-82ft

Overall

25724

Males

14667

M50-54

14667

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

26106

Males

14848

M50-54

14848

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

25588

Males

14527

M50-54

14527

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

24652

Males

14105

M50-54

14105

Passing Analysis

Category:
Athletes Passed
207
Passed By
11559
Net Change
-11352
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12522
5K10K53436-3431#12522#15953
10K15K171926-1909#15953#17862
15K20K301113-1083#17862#18945
20KHalf5154-149#18945#19094
Half25K181219-1201#19094#20295
25K30K191790-1771#20295#22066
30K20M14699-685#22066#22751
20M21M10322-312#22751#23063
21M35K15128-113#23063#23176
35K23M19327-308#23176#23484
23M24M13169-156#23484#23640
24M40K16149-133#23640#23773
40K25.2M551-46#23773#23819
25.2MFinish2176-55#23819#23874
TOTALS20711559-11352
📊

Passing Visuals

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing