Emerson Yao

Bib: 29159M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
33:00
Rank: #24994
Start5K
33:00 | 10:37/mi
10K· 6.21 mi
1:05:39
Rank: #24839 (+155)
5K10K
32:39 | 10:31/mi
15K· 9.32 mi
1:41:26
Rank: #25266 (-427)
10K15K
35:47 | 11:31/mi
20K· 12.43 mi
2:19:01
Rank: #25462 (-196)
15K20K
37:35 | 12:06/mi
Half· 13.11 mi
2:27:44
Rank: #25537 (-75)
20KHalf
8:43 | 12:47/mi
25K· 15.53 mi
2:57:59
Rank: #25561 (-24)
Half25K
30:15 | 12:29/mi
30K· 18.64 mi
3:40:56
Rank: #25682 (-121)
25K30K
42:57 | 13:49/mi
20M
4:00:55
Rank: #25727 (-45)
30K20M
19:59 | 14:42/mi
21M
4:16:25
Rank: #25763 (-36)
20M21M
15:30 | 15:30/mi
35K· 21.75 mi
4:26:21
Rank: #25773 (-10)
21M35K
9:56 | 13:17/mi
23M
4:43:36
Rank: #25778 (-5)
35K23M
17:15 | 13:47/mi
24M
4:57:29
Rank: #25802 (-24)
23M24M
13:53 | 13:53/mi
40K· 24.85 mi
5:10:10
Rank: #25825 (-23)
24M40K
12:41 | 14:50/mi
25.2M
5:16:07
Rank: #25851 (-26)
40K25.2M
5:57 | 17:15/mi
Finish· 26.22 mi
5:30:05
Rank: #25893 (-42)
25.2MFinish
13:58 | 13:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:27:44
Pace11:16 /mi
2nd Half
Distance13.11 mi
Time3:02:21
Pace13:55 /mi
📊Positive Split: 23.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:4433:0010:3733:00
10:37
-
10K
6.21 mi12:21:231:05:3910:3432:39
10:31
-0:06
15K
9.32 mi12:57:101:41:2610:5335:47
11:31
+1:00
20K
12.43 mi13:34:452:19:0111:1137:35
12:06
+0:35
Half
13.11 mi13:43:282:27:4411:168:43
12:47
+0:41
25K
15.53 mi14:13:432:57:5911:2730:15
12:29
-0:18
30K
18.64 mi14:56:403:40:5611:5142:57
13:49
+1:20
20M
20.00 mi15:16:394:00:5512:0319:59
14:42
+0:53
21M
21.00 mi15:32:094:16:2512:1315:30
15:30
+0:48
35K
21.75 mi15:42:054:26:2112:159:56
13:17
-2:13
23M
23.00 mi15:59:204:43:3612:2017:15
13:47
+0:30
24M
24.00 mi16:13:134:57:2912:2413:53
13:53
+0:06
40K
24.85 mi16:25:545:10:1012:2912:41
14:50
+0:57
25.2M
25.20 mi16:31:515:16:0712:335:57
17:15
+2:25
Finish
26.22 mi16:45:495:30:0512:3613:58
13:42
-3:33

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

10:31 /mi

Average Pace

12:36 /mi

Slowest Pace

17:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:57:59

54% of race

Time at Steady Pace

1:37:59

30% of race

Time at Slower Pace

54:07

16% of race

Average Pace: 12:35 /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 mi11:48:4433:0010:3733:00
10:37
#24994
10K
6.21 mi12:21:231:05:3910:3432:39
10:31
#24839
15K
9.32 mi12:57:101:41:2610:5335:47
11:31
#25266
20K
12.43 mi13:34:452:19:0111:1137:35
12:06
#25462
Half
13.11 mi13:43:282:27:4411:168:43
12:47
#25537
25K
15.53 mi14:13:432:57:5911:2730:15
12:29
#25561
30K
18.64 mi14:56:403:40:5611:5142:57
13:49
#25682
20M
20.00 mi15:16:394:00:5512:0319:59
14:42
#25727
21M
21.00 mi15:32:094:16:2512:1315:30
15:30
#25763
35K
21.75 mi15:42:054:26:2112:159:56
13:17
#25773
23M
23.00 mi15:59:204:43:3612:2017:15
13:47
#25778
24M
24.00 mi16:13:134:57:2912:2413:53
13:53
#25802
40K
24.85 mi16:25:545:10:1012:2912:41
14:50
#25825
25.2M
25.20 mi16:31:515:16:0712:335:57
17:15
#25851
Finish
26.22 mi16:45:495:30:0512:3613:58
13:42
#25893
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi24994145461454625724(Top 97%)14824(Top 98%)14824(Top 1042%)
10K6.21 mi3.10 mi24839+15514473+7314473+7324692(Top 93%)14397(Top 95%)14397(Top 1012%)
15K9.32 mi3.11 mi25266-42714649-17614649-17625724(Top 97%)14824(Top 98%)14824(Top 1042%)
20K12.43 mi3.11 mi25462-19614714-6514714-6525717(Top 97%)14799(Top 98%)14799(Top 1041%)
Half13.11 mi0.68 mi25537-7514742-2814742-2826270(Top 99%)15022(Top 99%)15022(Top 1056%)
25K15.53 mi2.42 mi25561-2414745-314745-325527(Top 96%)14697(Top 97%)14697(Top 1034%)
30K18.64 mi3.11 mi25682-12114783-3814783-3825935(Top 97%)14843(Top 98%)14843(Top 1044%)
20M20.00 mi1.36 mi25727-4514803-2014803-2026187(Top 98%)14944(Top 98%)14944(Top 1051%)
21M21.00 mi1.00 mi25763-3614815-1214815-1226011(Top 98%)14869(Top 98%)14869(Top 1046%)
35K21.75 mi0.75 mi25773-1014817-214817-225749(Top 97%)14709(Top 97%)14709(Top 1034%)
23M23.00 mi1.25 mi25778-514813+414813+425679(Top 96%)14664(Top 97%)14664(Top 1031%)
24M24.00 mi1.00 mi25802-2414822-914822-926017(Top 98%)14828(Top 98%)14828(Top 1043%)
40K24.85 mi0.85 mi25825-2314830-814830-826082(Top 98%)14848(Top 98%)14848(Top 1044%)
25.2M25.20 mi0.35 mi25851-2614840-1014840-1026410(Top 99%)15039(Top 99%)15039(Top 1058%)
Finish26.22 mi1.02 mi25893-4214863-2314863-2326272(Top 99%)14950(Top 99%)14950(Top 1051%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21stories
+97ft-345ft

Overall

25724

Males

14824

M55-59

14824

5K→10K

3.1 - 6.2 mi

Top 93%
×5stories
+79ft-138ft

Overall

24692

Males

14397

M55-59

14397

10K→15K

6.2 - 9.3 mi

Top 97%
×3stories
+67ft-78ft

Overall

25724

Males

14824

M55-59

14824

15K→20K

9.3 - 12.4 mi

Top 97%
×5stories
+106ft-86ft

Overall

25717

Males

14799

M55-59

14799

20K→Half

12.4 - 13.1 mi

Top 99%
×2stories
+19ft-37ft

Overall

26270

Males

15022

M55-59

15022

Half→25K

13.1 - 15.5 mi

Top 96%
×4stories
+66ft-88ft

Overall

25527

Males

14697

M55-59

14697

25K→30K

15.5 - 18.6 mi

Top 97%
×9stories
+181ft-148ft

Overall

25935

Males

14843

M55-59

14843

30K→20M

18.6 - 20.0 mi

Top 98%
×5stories
+64ft-50ft

Overall

26187

Males

14944

M55-59

14944

20M→21M

20.0 - 21.0 mi

Top 98%
×8stories
+106ft-24ft

Overall

26011

Males

14869

M55-59

14869

21M→35K

21.0 - 21.8 mi

Top 97%
×7stories
+17ft-86ft

Overall

25749

Males

14709

M55-59

14709

35K→23M

21.8 - 23.0 mi

Top 96%
×5stories
+23ft-63ft

Overall

25679

Males

14664

M55-59

14664

23M→24M

23.0 - 24.0 mi

Top 98%
×6stories
+12ft-82ft

Overall

26017

Males

14828

M55-59

14828

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

26082

Males

14848

M55-59

14848

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

26410

Males

15039

M55-59

15039

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2stories
+22ft-21ft

Overall

26272

Males

14950

M55-59

14950

Passing Analysis

Category:
Athletes Passed
464
Passed By
1363
Net Change
-899
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24994
5K10K277122+155#24994#24839
10K15K16443-427#24839#25266
15K20K34230-196#25266#25462
20KHalf277-75#25462#25537
Half25K5074-24#25537#25561
25K30K25146-121#25561#25682
30K20M1358-45#25682#25727
20M21M945-36#25727#25763
21M35K1121-10#25763#25773
35K23M1419-5#25773#25778
23M24M529-24#25778#25802
24M40K629-23#25802#25825
40K25.2M127-26#25825#25851
25.2MFinish143-42#25851#25893
TOTALS4641363-899
📊

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