Chi Wai Lau

Bib: 24611M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M65-69)
#0 / 639
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:51
Rank: #26915
Start5K
32:51 | 10:34/mi
10K· 6.21 mi
1:06:43
Rank: #26903 (+12)
5K10K
33:52 | 10:54/mi
15K· 9.32 mi
1:43:09
Rank: #27160 (-257)
10K15K
36:26 | 11:44/mi
20K· 12.43 mi
2:19:44
Rank: #27089 (+71)
15K20K
36:35 | 11:47/mi
Half· 13.11 mi
2:28:21
Rank: #27158 (-69)
20KHalf
8:37 | 12:38/mi
25K· 15.53 mi
2:59:27
Rank: #27160 (-2)
Half25K
31:06 | 12:50/mi
30K· 18.64 mi
3:45:22
Rank: #27384 (-224)
25K30K
45:55 | 14:47/mi
20M
4:03:24
Rank: #27343 (+41)
30K20M
18:02 | 13:16/mi
21M
4:17:36
Rank: #27321 (+22)
20M21M
14:12 | 14:12/mi
35K· 21.75 mi
4:27:09
Rank: #27309 (+12)
21M35K
9:33 | 12:46/mi
23M
4:42:59
Rank: #27249 (+60)
35K23M
15:50 | 12:39/mi
24M
4:55:24
Rank: #27224 (+25)
23M24M
12:25 | 12:25/mi
40K· 24.85 mi
5:06:54
Rank: #27220 (+4)
24M40K
11:30 | 13:27/mi
25.2M
5:11:46
Rank: #27217 (+3)
40K25.2M
4:52 | 14:07/mi
Finish· 26.22 mi
5:23:22
Rank: #27182 (+35)
25.2MFinish
11:36 | 11:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:28:21
Pace11:19 /mi
2nd Half
Distance13.11 mi
Time2:55:01
Pace13:21 /mi
📊Positive Split: 18.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:33:2232:5110:3432:51
10:34
-
10K
6.21 mi12:07:141:06:4310:4433:52
10:54
+0:20
15K
9.32 mi12:43:401:43:0911:0436:26
11:44
+0:50
20K
12.43 mi13:20:152:19:4411:1536:35
11:47
+0:03
Half
13.11 mi13:28:522:28:2111:198:37
12:38
+0:51
25K
15.53 mi13:59:582:59:2711:3331:06
12:50
+0:12
30K
18.64 mi14:45:533:45:2212:0545:55
14:47
+1:57
20M
20.00 mi15:03:554:03:2412:1018:02
13:16
-1:31
21M
21.00 mi15:18:074:17:3612:1614:12
14:12
+0:56
35K
21.75 mi15:27:404:27:0912:179:33
12:46
-1:26
23M
23.00 mi15:43:304:42:5912:1815:50
12:39
-0:07
24M
24.00 mi15:55:554:55:2412:1912:25
12:25
-0:14
40K
24.85 mi16:07:255:06:5412:2111:30
13:27
+1:02
25.2M
25.20 mi16:12:175:11:4612:224:52
14:07
+0:40
Finish
26.22 mi16:23:535:23:2212:2111:36
11:23
-2:44

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

10:34 /mi

Average Pace

12:21 /mi

Slowest Pace

14:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:20

47% of race

Time at Steady Pace

1:17:31

24% of race

Time at Slower Pace

1:34:31

29% of race

Average Pace: 12:20 /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 mi11:33:2232:5110:3432:51
10:34
#26915
10K
6.21 mi12:07:141:06:4310:4433:52
10:54
#26903
15K
9.32 mi12:43:401:43:0911:0436:26
11:44
#27160
20K
12.43 mi13:20:152:19:4411:1536:35
11:47
#27089
Half
13.11 mi13:28:522:28:2111:198:37
12:38
#27158
25K
15.53 mi13:59:582:59:2711:3331:06
12:50
#27160
30K
18.64 mi14:45:533:45:2212:0545:55
14:47
#27384
20M
20.00 mi15:03:554:03:2412:1018:02
13:16
#27343
21M
21.00 mi15:18:074:17:3612:1614:12
14:12
#27321
35K
21.75 mi15:27:404:27:0912:179:33
12:46
#27309
23M
23.00 mi15:43:304:42:5912:1815:50
12:39
#27249
24M
24.00 mi15:55:554:55:2412:1912:25
12:25
#27224
40K
24.85 mi16:07:255:06:5412:2111:30
13:27
#27220
25.2M
25.20 mi16:12:175:11:4612:224:52
14:07
#27217
Finish
26.22 mi16:23:535:23:2212:2111:36
11:23
#27182
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi26915155711557127428(Top 97%)15719(Top 98%)15719(Top 2460%)
10K6.21 mi3.10 mi26903+1215548+2315548+2326926(Top 95%)15536(Top 96%)15536(Top 2431%)
15K9.32 mi3.11 mi27160-25715646-9815646-9827428(Top 97%)15719(Top 98%)15719(Top 2460%)
20K12.43 mi3.11 mi27089+7115596+5015596+5026911(Top 95%)15505(Top 96%)15505(Top 2426%)
Half13.11 mi0.68 mi27158-6915631-3515631-3527827(Top 98%)15853(Top 98%)15853(Top 2481%)
25K15.53 mi2.42 mi27160-215621+1015621+1027179(Top 96%)15577(Top 97%)15577(Top 2438%)
30K18.64 mi3.11 mi27384-22415681-6015681-6027935(Top 98%)15843(Top 98%)15843(Top 2479%)
20M20.00 mi1.36 mi27343+4115664+1715664+1726699(Top 94%)15230(Top 95%)15230(Top 2383%)
21M21.00 mi1.00 mi27321+2215647+1715647+1726447(Top 93%)15100(Top 94%)15100(Top 2363%)
35K21.75 mi0.75 mi27309+1215635+1215635+1226755(Top 94%)15221(Top 95%)15221(Top 2382%)
23M23.00 mi1.25 mi27249+6015602+3315602+3325988(Top 91%)14833(Top 92%)14833(Top 2321%)
24M24.00 mi1.00 mi27224+2515589+1315589+1326217(Top 92%)14923(Top 93%)14923(Top 2335%)
40K24.85 mi0.85 mi27220+415583+615583+626727(Top 94%)15151(Top 94%)15151(Top 2371%)
25.2M25.20 mi0.35 mi27217+315582+115582+126409(Top 93%)14960(Top 93%)14960(Top 2341%)
Finish26.22 mi1.02 mi27182+3515561+2115561+2125986(Top 91%)14780(Top 92%)14780(Top 2313%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21stories
+97ft-345ft

Overall

27428

Males

15719

M65-69

15719

5K→10K

3.1 - 6.2 mi

Top 95%
×5stories
+79ft-138ft

Overall

26926

Males

15536

M65-69

15536

10K→15K

6.2 - 9.3 mi

Top 97%
×3stories
+67ft-78ft

Overall

27428

Males

15719

M65-69

15719

15K→20K

9.3 - 12.4 mi

Top 95%
×5stories
+106ft-86ft

Overall

26911

Males

15505

M65-69

15505

20K→Half

12.4 - 13.1 mi

Top 98%
×2stories
+19ft-37ft

Overall

27827

Males

15853

M65-69

15853

Half→25K

13.1 - 15.5 mi

Top 96%
×4stories
+66ft-88ft

Overall

27179

Males

15577

M65-69

15577

25K→30K

15.5 - 18.6 mi

Top 98%
×9stories
+181ft-148ft

Overall

27935

Males

15843

M65-69

15843

30K→20M

18.6 - 20.0 mi

Top 94%
×5stories
+64ft-50ft

Overall

26699

Males

15230

M65-69

15230

20M→21M

20.0 - 21.0 mi

Top 93%
×8stories
+106ft-24ft

Overall

26447

Males

15100

M65-69

15100

21M→35K

21.0 - 21.8 mi

Top 94%
×7stories
+17ft-86ft

Overall

26755

Males

15221

M65-69

15221

35K→23M

21.8 - 23.0 mi

Top 91%
×5stories
+23ft-63ft

Overall

25988

Males

14833

M65-69

14833

23M→24M

23.0 - 24.0 mi

Top 92%
×6stories
+12ft-82ft

Overall

26217

Males

14923

M65-69

14923

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

26727

Males

15151

M65-69

15151

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

26409

Males

14960

M65-69

14960

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2stories
+22ft-21ft

Overall

25986

Males

14780

M65-69

14780

Passing Analysis

Category:
Athletes Passed
721
Passed By
988
Net Change
-267
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26915
5K10K160148+12#26915#26903
10K15K42299-257#26903#27160
15K20K13867+71#27160#27089
20KHalf473-69#27089#27158
Half25K7678-2#27158#27160
25K30K30254-224#27160#27384
30K20M487+41#27384#27343
20M21M3614+22#27343#27321
21M35K2412+12#27321#27309
35K23M655+60#27309#27249
23M24M316+25#27249#27224
24M40K2016+4#27224#27220
40K25.2M107+3#27220#27217
25.2MFinish372+35#27217#27182
TOTALS721988-267
📊

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