Yu-Ming Tsai

Bib: 20429M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:30
Rank: #23781
Start5K
10:08/mi
31:30 split
10K· 6.21 mi
1:04:48
Rank: #24556 (-775)
5K10K
10:43/mi
33:18 split
15K· 9.32 mi
1:39:57
Rank: #25022 (-466)
10K15K
11:19/mi
35:09 split
20K· 12.43 mi
2:18:14
Rank: #25391 (-369)
15K20K
12:19/mi
38:17 split
Half· 13.11 mi
2:26:07
Rank: #25405 (-14)
20KHalf
11:33/mi
7:53 split
25K· 15.53 mi
2:55:42
Rank: #25395 (+10)
Half25K
12:12/mi
29:35 split
30K· 18.64 mi
3:35:19
Rank: #25377 (+18)
25K30K
12:45/mi
39:37 split
20M
3:52:47
Rank: #25372 (+5)
30K20M
12:51/mi
17:28 split
21M
4:07:05
Rank: #25379 (-7)
20M21M
14:18/mi
14:18 split
35K· 21.75 mi
4:16:23
Rank: #25377 (+2)
21M35K
12:26/mi
9:18 split
23M
4:33:47
Rank: #25423 (-46)
35K23M
13:54/mi
17:24 split
24M
4:46:32
Rank: #25431 (-8)
23M24M
12:45/mi
12:45 split
40K· 24.85 mi
4:57:55
Rank: #25419 (+12)
24M40K
13:19/mi
11:23 split
25.2M
5:03:00
Rank: #25427 (-8)
40K25.2M
14:44/mi
5:05 split
Finish· 26.22 mi
5:15:36
Rank: #25444 (-17)
25.2MFinish
12:22/mi
12:36 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:26:07
Pace11:09 /mi
2nd Half
Distance13.11 mi
Time2:49:29
Pace12:56 /mi
📊Positive Split: 16.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:3231:3010:0831:30
10:08
-
10K
6.21 mi11:56:501:04:4810:2633:18
10:43
+0:35
15K
9.32 mi12:31:591:39:5710:4335:09
11:19
+0:36
20K
12.43 mi13:10:162:18:1411:0738:17
12:19
+1:00
Half
13.11 mi13:18:092:26:0711:097:53
11:33
-0:46
25K
15.53 mi13:47:442:55:4211:1929:35
12:12
+0:39
30K
18.64 mi14:27:213:35:1911:3339:37
12:45
+0:33
20M
20.00 mi14:44:493:52:4711:3817:28
12:51
+0:06
21M
21.00 mi14:59:074:07:0511:4614:18
14:18
+1:27
35K
21.75 mi15:08:254:16:2311:479:18
12:26
-1:52
23M
23.00 mi15:25:494:33:4711:5417:24
13:54
+1:28
24M
24.00 mi15:38:344:46:3211:5612:45
12:45
-1:09
40K
24.85 mi15:49:574:57:5511:5911:23
13:19
+0:34
25.2M
25.20 mi15:55:025:03:0012:015:05
14:44
+1:25
Finish
26.22 mi16:07:385:15:3612:0312:36
12:22
-2:22

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

10:08 /mi

Average Pace

12:03 /mi

Slowest Pace

14:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:50

34% of race

Time at Steady Pace

2:39:36

51% of race

Time at Slower Pace

48:10

15% of race

Average Pace: 12:02 /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 mi11:23:3231:3010:0831:30
10:08
#23781
10K
6.21 mi11:56:501:04:4810:2633:18
10:43
#24556
15K
9.32 mi12:31:591:39:5710:4335:09
11:19
#25022
20K
12.43 mi13:10:162:18:1411:0738:17
12:19
#25391
Half
13.11 mi13:18:092:26:0711:097:53
11:33
#25405
25K
15.53 mi13:47:442:55:4211:1929:35
12:12
#25395
30K
18.64 mi14:27:213:35:1911:3339:37
12:45
#25377
20M
20.00 mi14:44:493:52:4711:3817:28
12:51
#25372
21M
21.00 mi14:59:074:07:0511:4614:18
14:18
#25379
35K
21.75 mi15:08:254:16:2311:479:18
12:26
#25377
23M
23.00 mi15:25:494:33:4711:5417:24
13:54
#25423
24M
24.00 mi15:38:344:46:3211:5612:45
12:45
#25431
40K
24.85 mi15:49:574:57:5511:5911:23
13:19
#25419
25.2M
25.20 mi15:55:025:03:0012:015:05
14:44
#25427
Finish
26.22 mi16:07:385:15:3612:0312:36
12:22
#25444
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi23781139791397925527(Top 96%)14738(Top 97%)14738(Top 1328%)
10K6.21 mi3.10 mi24556-77514344-36514344-36525044(Top 94%)14553(Top 96%)14553(Top 1311%)
15K9.32 mi3.11 mi25022-46614552-20814552-20825527(Top 96%)14738(Top 97%)14738(Top 1328%)
20K12.43 mi3.11 mi25391-36914685-13314685-13325843(Top 97%)14858(Top 98%)14858(Top 1339%)
Half13.11 mi0.68 mi25405-1414692-714692-725531(Top 96%)14703(Top 97%)14703(Top 1325%)
25K15.53 mi2.42 mi25395+1014678+1414678+1425314(Top 95%)14601(Top 96%)14601(Top 1315%)
30K18.64 mi3.11 mi25377+1814652+2614652+2625205(Top 95%)14501(Top 96%)14501(Top 1306%)
20M20.00 mi1.36 mi25372+514637+1514637+1525055(Top 94%)14401(Top 95%)14401(Top 1297%)
21M21.00 mi1.00 mi25379-7146371463725285(Top 95%)14512(Top 96%)14512(Top 1307%)
35K21.75 mi0.75 mi25377+214630+714630+725102(Top 94%)14377(Top 95%)14377(Top 1295%)
23M23.00 mi1.25 mi25423-4614650-2014650-2025760(Top 97%)14709(Top 97%)14709(Top 1325%)
24M24.00 mi1.00 mi25431-8146501465025294(Top 95%)14445(Top 95%)14445(Top 1301%)
40K24.85 mi0.85 mi25419+1214646+414646+425205(Top 95%)14405(Top 95%)14405(Top 1298%)
25.2M25.20 mi0.35 mi25427-8146461464625549(Top 96%)14573(Top 96%)14573(Top 1313%)
Finish26.22 mi1.02 mi25444-1714647-114647-125573(Top 96%)14593(Top 96%)14593(Top 1315%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21story building
+97ft-345ft

Overall

25527

Males

14738

M60-64

14738

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

25044

Males

14553

M60-64

14553

10K→15K

6.2 - 9.3 mi

Top 96%
×3story building
+67ft-78ft

Overall

25527

Males

14738

M60-64

14738

15K→20K

9.3 - 12.4 mi

Top 97%
×5story building
+106ft-86ft

Overall

25843

Males

14858

M60-64

14858

20K→Half

12.4 - 13.1 mi

Top 96%
×2story building
+19ft-37ft

Overall

25531

Males

14703

M60-64

14703

Half→25K

13.1 - 15.5 mi

Top 95%
×4story building
+66ft-88ft

Overall

25314

Males

14601

M60-64

14601

25K→30K

15.5 - 18.6 mi

Top 95%
×9story building
+181ft-148ft

Overall

25205

Males

14501

M60-64

14501

30K→20M

18.6 - 20.0 mi

Top 94%
×5story building
+64ft-50ft

Overall

25055

Males

14401

M60-64

14401

20M→21M

20.0 - 21.0 mi

Top 95%
×8story building
+106ft-24ft

Overall

25285

Males

14512

M60-64

14512

21M→35K

21.0 - 21.8 mi

Top 94%
×7story building
+17ft-86ft

Overall

25102

Males

14377

M60-64

14377

35K→23M

21.8 - 23.0 mi

Top 97%
×5story building
+23ft-63ft

Overall

25760

Males

14709

M60-64

14709

23M→24M

23.0 - 24.0 mi

Top 95%
×6story building
+12ft-82ft

Overall

25294

Males

14445

M60-64

14445

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

25205

Males

14405

M60-64

14405

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

25549

Males

14573

M60-64

14573

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

25573

Males

14593

M60-64

14593

Passing Analysis

Category:
Athletes Passed
370
Passed By
2033
Net Change
-1663
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23781
5K10K21796-775#23781#24556
10K15K17483-466#24556#25022
15K20K21390-369#25022#25391
20KHalf1226-14#25391#25405
Half25K6858+10#25405#25395
25K30K8365+18#25395#25377
30K20M3732+5#25377#25372
20M21M2633-7#25372#25379
21M35K2018+2#25379#25377
35K23M1460-46#25377#25423
23M24M1422-8#25423#25431
24M40K2311+12#25431#25419
40K25.2M513-8#25419#25427
25.2MFinish926-17#25427#25444
TOTALS3702033-1663
📊

Passing Visuals

Category:
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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