Yan Yan Karen Chui

Bib: 20210F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 48%
Masters (Masters Women)
#0 / 6263
Top 38%
Division (F45-49)
#0 / 1753
Top 48%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:32
Rank: #16153
Start5K
25:32 | 8:13/mi
10K· 6.21 mi
51:06
Rank: #15895 (+258)
5K10K
25:34 | 8:14/mi
15K· 9.32 mi
1:16:51
Rank: #15603 (+292)
10K15K
25:45 | 8:17/mi
20K· 12.43 mi
1:42:41
Rank: #15097 (+506)
15K20K
25:50 | 8:19/mi
Half· 13.11 mi
1:48:16
Rank: #15034 (+63)
20KHalf
5:35 | 8:11/mi
25K· 15.53 mi
2:09:04
Rank: #14688 (+346)
Half25K
20:48 | 8:35/mi
30K· 18.64 mi
2:36:37
Rank: #14212 (+476)
25K30K
27:33 | 8:52/mi
20M
2:49:06
Rank: #14113 (+99)
30K20M
12:29 | 9:11/mi
21M
2:59:16
Rank: #14063 (+50)
20M21M
10:10 | 10:10/mi
35K· 21.75 mi
3:06:29
Rank: #14132 (-69)
21M35K
7:13 | 9:39/mi
23M
3:18:44
Rank: #14191 (-59)
35K23M
12:15 | 9:47/mi
24M
3:29:08
Rank: #14417 (-226)
23M24M
10:24 | 10:24/mi
40K· 24.85 mi
3:38:44
Rank: #14652 (-235)
24M40K
9:36 | 11:14/mi
25.2M
3:42:49
Rank: #14706 (-54)
40K25.2M
4:05 | 11:50/mi
Finish· 26.22 mi
3:52:30
Rank: #14778 (-72)
25.2MFinish
9:41 | 9:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:16
Pace8:16 /mi
2nd Half
Distance13.11 mi
Time2:04:14
Pace9:29 /mi
📊Positive Split: 14.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:1025:328:1325:32
8:13
-
10K
6.21 mi11:46:4451:068:1325:34
8:14
+0:01
15K
9.32 mi12:12:291:16:518:1525:45
8:17
+0:03
20K
12.43 mi12:38:191:42:418:1625:50
8:19
+0:02
Half
13.11 mi12:43:541:48:168:165:35
8:11
-0:08
25K
15.53 mi13:04:422:09:048:1920:48
8:35
+0:24
30K
18.64 mi13:32:152:36:378:2427:33
8:52
+0:17
20M
20.00 mi13:44:442:49:068:2712:29
9:11
+0:19
21M
21.00 mi13:54:542:59:168:3210:10
10:10
+0:59
35K
21.75 mi14:02:073:06:298:347:13
9:39
-0:31
23M
23.00 mi14:14:223:18:448:3812:15
9:47
+0:08
24M
24.00 mi14:24:463:29:088:4310:24
10:24
+0:37
40K
24.85 mi14:34:223:38:448:489:36
11:14
+0:50
25.2M
25.20 mi14:38:273:42:498:514:05
11:50
+0:36
Finish
26.22 mi14:48:083:52:308:529:41
9:30
-2:20

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

8:11 /mi

Average Pace

8:52 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:04

56% of race

Time at Steady Pace

56:56

24% of race

Time at Slower Pace

46:30

20% of race

Average Pace: 8:52 /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 mi11:21:1025:328:1325:32
8:13
#16153
10K
6.21 mi11:46:4451:068:1325:34
8:14
#15895
15K
9.32 mi12:12:291:16:518:1525:45
8:17
#15603
20K
12.43 mi12:38:191:42:418:1625:50
8:19
#15097
Half
13.11 mi12:43:541:48:168:165:35
8:11
#15034
25K
15.53 mi13:04:422:09:048:1920:48
8:35
#14688
30K
18.64 mi13:32:152:36:378:2427:33
8:52
#14212
20M
20.00 mi13:44:442:49:068:2712:29
9:11
#14113
21M
21.00 mi13:54:542:59:168:3210:10
10:10
#14063
35K
21.75 mi14:02:073:06:298:347:13
9:39
#14132
23M
23.00 mi14:14:223:18:448:3812:15
9:47
#14191
24M
24.00 mi14:24:463:29:088:4310:24
10:24
#14417
40K
24.85 mi14:34:223:38:448:489:36
11:14
#14652
25.2M
25.20 mi14:38:273:42:498:514:05
11:50
#14706
Finish
26.22 mi14:48:083:52:308:529:41
9:30
#14778
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi161535654565415219(Top 60%)5098(Top 47%)5098(Top 291%)
10K6.21 mi3.10 mi15895+2585472+1825472+18215730(Top 62%)5364(Top 49%)5364(Top 306%)
15K9.32 mi3.11 mi15603+2925309+1635309+16315219(Top 60%)5098(Top 47%)5098(Top 291%)
20K12.43 mi3.11 mi15097+5065011+2985011+29813812(Top 54%)4312(Top 39%)4312(Top 246%)
Half13.11 mi0.68 mi15034+634977+344977+3413975(Top 55%)4469(Top 41%)4469(Top 255%)
25K15.53 mi2.42 mi14688+3464814+1634814+16313485(Top 53%)4313(Top 39%)4313(Top 246%)
30K18.64 mi3.11 mi14212+4764605+2094605+20912573(Top 49%)4047(Top 37%)4047(Top 231%)
20M20.00 mi1.36 mi14113+994600+54600+513083(Top 51%)4623(Top 42%)4623(Top 264%)
21M21.00 mi1.00 mi14063+504631-314631-3113625(Top 53%)5114(Top 47%)5114(Top 292%)
35K21.75 mi0.75 mi14132-694696-654696-6516018(Top 63%)6357(Top 58%)6357(Top 363%)
23M23.00 mi1.25 mi14191-594786-904786-9014700(Top 58%)5768(Top 53%)5768(Top 329%)
24M24.00 mi1.00 mi14417-2264975-1894975-18917578(Top 69%)7250(Top 66%)7250(Top 414%)
40K24.85 mi0.85 mi14652-2355141-1665141-16618683(Top 73%)7845(Top 72%)7845(Top 448%)
25.2M25.20 mi0.35 mi14706-545178-375178-3716966(Top 66%)7018(Top 64%)7018(Top 400%)
Finish26.22 mi1.02 mi14778-725252-745252-7416553(Top 65%)6787(Top 62%)6787(Top 387%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

15219

Females

5098

F45-49

5098

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

15730

Females

5364

F45-49

5364

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

15219

Females

5098

F45-49

5098

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

13812

Females

4312

F45-49

4312

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

13975

Females

4469

F45-49

4469

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

13485

Females

4313

F45-49

4313

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

12573

Females

4047

F45-49

4047

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

13083

Females

4623

F45-49

4623

20M→21M

20.0 - 21.0 mi

Top 53%
×8stories
+106ft-24ft

Overall

13625

Females

5114

F45-49

5114

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16018

Females

6357

F45-49

6357

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

14700

Females

5768

F45-49

5768

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

17578

Females

7250

F45-49

7250

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

18683

Females

7845

F45-49

7845

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

16966

Females

7018

F45-49

7018

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

16553

Females

6787

F45-49

6787

Passing Analysis

Category:
Athletes Passed
3018
Passed By
1643
Net Change
+1375
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16153
5K10K420162+258#16153#15895
10K15K38391+292#15895#15603
15K20K53125+506#15603#15097
20KHalf652+63#15097#15034
Half25K40458+346#15034#14688
25K30K53862+476#14688#14212
30K20M18081+99#14212#14113
20M21M160110+50#14113#14063
21M35K61130-69#14063#14132
35K23M110169-59#14132#14191
23M24M48274-226#14191#14417
24M40K36271-235#14417#14652
40K25.2M2781-54#14652#14706
25.2MFinish55127-72#14706#14778
TOTALS30181643+1375
📊

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