Mei Cheng

Bib: 20859F

CA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:10
Rank: #22307
Start5K
9:43/mi
30:10 split
10K· 6.21 mi
1:01:44
Rank: #22630 (-323)
5K10K
10:10/mi
31:34 split
15K· 9.32 mi
1:35:02
Rank: #22924 (-294)
10K15K
10:43/mi
33:18 split
20K· 12.43 mi
2:12:22
Rank: #23327 (-403)
15K20K
12:01/mi
37:20 split
Half· 13.11 mi
2:19:42
Rank: #23324 (+3)
20KHalf
10:45/mi
7:20 split
25K· 15.53 mi
2:51:12
Rank: #23588 (-264)
Half25K
13:00/mi
31:30 split
30K· 18.64 mi
3:36:26
Rank: #23880 (-292)
25K30K
14:34/mi
45:14 split
20M
3:55:18
Rank: #23893 (-13)
30K20M
13:53/mi
18:52 split
21M
4:10:32
Rank: #23898 (-5)
20M21M
15:14/mi
15:14 split
35K· 21.75 mi
4:19:33
Rank: #23847 (+51)
21M35K
12:03/mi
9:01 split
23M
4:35:08
Rank: #23757 (+90)
35K23M
12:27/mi
15:35 split
24M
4:47:51
Rank: #23718 (+39)
23M24M
12:43/mi
12:43 split
40K· 24.85 mi
4:58:49
Rank: #23681 (+37)
24M40K
12:50/mi
10:58 split
25.2M
5:03:18
Rank: #23642 (+39)
40K25.2M
13:00/mi
4:29 split
Finish· 26.22 mi
5:14:06
Rank: #23554 (+88)
25.2MFinish
10:36/mi
10:48 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:19:42
Pace10:39 /mi
2nd Half
Distance13.11 mi
Time2:54:24
Pace13:18 /mi
📊Positive Split: 24.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:2730:109:4330:10
9:43
-
10K
6.21 mi12:17:011:01:449:5631:34
10:10
+0:27
15K
9.32 mi12:50:191:35:0210:1233:18
10:43
+0:33
20K
12.43 mi13:27:392:12:2210:3937:20
12:01
+1:18
Half
13.11 mi13:34:592:19:4210:397:20
10:45
-1:16
25K
15.53 mi14:06:292:51:1211:0131:30
13:00
+2:15
30K
18.64 mi14:51:433:36:2611:3745:14
14:34
+1:34
20M
20.00 mi15:10:353:55:1811:4618:52
13:53
-0:41
21M
21.00 mi15:25:494:10:3211:5615:14
15:14
+1:21
35K
21.75 mi15:34:504:19:3311:569:01
12:03
-3:11
23M
23.00 mi15:50:254:35:0811:5815:35
12:27
+0:24
24M
24.00 mi16:03:084:47:5112:0012:43
12:43
+0:16
40K
24.85 mi16:14:064:58:4912:0110:58
12:50
+0:07
25.2M
25.20 mi16:18:355:03:1812:024:29
13:00
+0:10
Finish
26.22 mi16:29:235:14:0611:5910:48
10:36
-2:24

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

9:43 /mi

Average Pace

11:59 /mi

Slowest Pace

15:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:10

36% of race

Time at Steady Pace

2:01:36

39% of race

Time at Slower Pace

1:19:20

25% of race

Average Pace: 11:59 /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 mi11:45:2730:109:4330:10
9:43
#22307
10K
6.21 mi12:17:011:01:449:5631:34
10:10
#22630
15K
9.32 mi12:50:191:35:0210:1233:18
10:43
#22924
20K
12.43 mi13:27:392:12:2210:3937:20
12:01
#23327
Half
13.11 mi13:34:592:19:4210:397:20
10:45
#23324
25K
15.53 mi14:06:292:51:1211:0131:30
13:00
#23588
30K
18.64 mi14:51:433:36:2611:3745:14
14:34
#23880
20M
20.00 mi15:10:353:55:1811:4618:52
13:53
#23893
21M
21.00 mi15:25:494:10:3211:5615:14
15:14
#23898
35K
21.75 mi15:34:504:19:3311:569:01
12:03
#23847
23M
23.00 mi15:50:254:35:0811:5815:35
12:27
#23757
24M
24.00 mi16:03:084:47:5112:0012:43
12:43
#23718
40K
24.85 mi16:14:064:58:4912:0110:58
12:50
#23681
25.2M
25.20 mi16:18:355:03:1812:024:29
13:00
#23642
Finish
26.22 mi16:29:235:14:0611:5910:48
10:36
#23554
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi223079060906023322(Top 91%)9603(Top 88%)9603(Top 548%)
10K6.21 mi3.10 mi22630-3239230-1709230-17022906(Top 90%)9387(Top 86%)9387(Top 535%)
15K9.32 mi3.11 mi22924-2949375-1459375-14523322(Top 91%)9603(Top 88%)9603(Top 548%)
20K12.43 mi3.11 mi23327-4039609-2349609-23424017(Top 94%)10018(Top 92%)10018(Top 571%)
Half13.11 mi0.68 mi23324+39604+59604+523164(Top 91%)9588(Top 88%)9588(Top 547%)
25K15.53 mi2.42 mi23588-2649771-1679771-16724192(Top 95%)10189(Top 93%)10189(Top 581%)
30K18.64 mi3.11 mi23880-2929953-1829953-18224623(Top 96%)10477(Top 96%)10477(Top 598%)
20M20.00 mi1.36 mi23893-139988-359988-3523863(Top 93%)10165(Top 93%)10165(Top 580%)
21M21.00 mi1.00 mi23898-59995-79995-723834(Top 93%)10194(Top 93%)10194(Top 582%)
35K21.75 mi0.75 mi23847+519980+159980+1521902(Top 86%)9309(Top 85%)9309(Top 531%)
23M23.00 mi1.25 mi23757+909943+379943+3721606(Top 85%)9178(Top 84%)9178(Top 524%)
24M24.00 mi1.00 mi23718+399933+109933+1022645(Top 89%)9727(Top 89%)9727(Top 555%)
40K24.85 mi0.85 mi23681+379923+109923+1021989(Top 86%)9468(Top 87%)9468(Top 540%)
25.2M25.20 mi0.35 mi23642+399907+169907+1619755(Top 77%)8410(Top 77%)8410(Top 480%)
Finish26.22 mi1.02 mi23554+889871+369871+3620315(Top 80%)8641(Top 79%)8641(Top 493%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21stories
+97ft-345ft

Overall

23322

Females

9603

F45-49

9603

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

22906

Females

9387

F45-49

9387

10K→15K

6.2 - 9.3 mi

Top 91%
×3stories
+67ft-78ft

Overall

23322

Females

9603

F45-49

9603

15K→20K

9.3 - 12.4 mi

Top 94%
×5stories
+106ft-86ft

Overall

24017

Females

10018

F45-49

10018

20K→Half

12.4 - 13.1 mi

Top 91%
×2stories
+19ft-37ft

Overall

23164

Females

9588

F45-49

9588

Half→25K

13.1 - 15.5 mi

Top 95%
×4stories
+66ft-88ft

Overall

24192

Females

10189

F45-49

10189

25K→30K

15.5 - 18.6 mi

Top 96%
×9stories
+181ft-148ft

Overall

24623

Females

10477

F45-49

10477

30K→20M

18.6 - 20.0 mi

Top 93%
×5stories
+64ft-50ft

Overall

23863

Females

10165

F45-49

10165

20M→21M

20.0 - 21.0 mi

Top 93%
×8stories
+106ft-24ft

Overall

23834

Females

10194

F45-49

10194

21M→35K

21.0 - 21.8 mi

Top 86%
×7stories
+17ft-86ft

Overall

21902

Females

9309

F45-49

9309

35K→23M

21.8 - 23.0 mi

Top 85%
×5stories
+23ft-63ft

Overall

21606

Females

9178

F45-49

9178

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

22645

Females

9727

F45-49

9727

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

21989

Females

9468

F45-49

9468

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

19755

Females

8410

F45-49

8410

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

20315

Females

8641

F45-49

8641

Passing Analysis

Category:
Athletes Passed
818
Passed By
2065
Net Change
-1247
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22307
5K10K92415-323#22307#22630
10K15K76370-294#22630#22924
15K20K61464-403#22924#23327
20KHalf2926+3#23327#23324
Half25K42306-264#23324#23588
25K30K34326-292#23588#23880
30K20M5366-13#23880#23893
20M21M4449-5#23893#23898
21M35K587+51#23898#23847
35K23M10010+90#23847#23757
23M24M5112+39#23757#23718
24M40K4912+37#23718#23681
40K25.2M390+39#23681#23642
25.2MFinish902+88#23642#23554
TOTALS8182065-1247
📊

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