Lijing Lai

Bib: 5897M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:03
Rank: #19205
Start5K
26:03 | 8:23/mi
10K· 6.21 mi
52:20
Rank: #19376 (-171)
5K10K
26:17 | 8:28/mi
15K· 9.32 mi
1:18:59
Rank: #19506 (-130)
10K15K
26:39 | 8:35/mi
20K· 12.43 mi
1:45:54
Rank: #19395 (+111)
15K20K
26:55 | 8:40/mi
Half· 13.11 mi
1:51:40
Rank: #19378 (+17)
20KHalf
5:46 | 8:27/mi
25K· 15.53 mi
2:12:43
Rank: #19174 (+204)
Half25K
21:03 | 8:41/mi
30K· 18.64 mi
2:43:49
Rank: #19804 (-630)
25K30K
31:06 | 10:01/mi
20M
2:59:02
Rank: #20334 (-530)
30K20M
15:13 | 11:12/mi
21M
3:12:37
Rank: #20986 (-652)
20M21M
13:35 | 13:35/mi
35K· 21.75 mi
3:20:33
Rank: #21127 (-141)
21M35K
7:56 | 10:36/mi
23M
3:34:37
Rank: #21355 (-228)
35K23M
14:04 | 11:14/mi
24M
3:44:54
Rank: #21393 (-38)
23M24M
10:17 | 10:17/mi
40K· 24.85 mi
3:54:00
Rank: #21441 (-48)
24M40K
9:06 | 10:39/mi
25.2M
3:58:14
Rank: #21476 (-35)
40K25.2M
4:14 | 12:17/mi
Finish· 26.22 mi
4:06:53
Rank: #21324 (+152)
25.2MFinish
8:39 | 8:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:40
Pace8:31 /mi
2nd Half
Distance13.11 mi
Time2:15:13
Pace10:19 /mi
📊Positive Split: 21.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:31:5926:038:2326:03
8:23
-
10K
6.21 mi10:58:1652:208:2526:17
8:28
+0:05
15K
9.32 mi11:24:551:18:598:2826:39
8:35
+0:07
20K
12.43 mi11:51:501:45:548:3126:55
8:40
+0:05
Half
13.11 mi11:57:361:51:408:315:46
8:27
-0:13
25K
15.53 mi12:18:392:12:438:3321:03
8:41
+0:14
30K
18.64 mi12:49:452:43:498:4731:06
10:01
+1:20
20M
20.00 mi13:04:582:59:028:5715:13
11:12
+1:11
21M
21.00 mi13:18:333:12:379:1013:35
13:35
+2:23
35K
21.75 mi13:26:293:20:339:137:56
10:36
-2:59
23M
23.00 mi13:40:333:34:379:2014:04
11:14
+0:38
24M
24.00 mi13:50:503:44:549:2210:17
10:17
-0:57
40K
24.85 mi13:59:563:54:009:259:06
10:39
+0:22
25.2M
25.20 mi14:04:103:58:149:274:14
12:17
+1:38
Finish
26.22 mi14:12:494:06:539:258:39
8:29
-3:48

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

8:23 /mi

Average Pace

9:25 /mi

Slowest Pace

13:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:22

57% of race

Time at Steady Pace

58:25

24% of race

Time at Slower Pace

47:06

19% of race

Average Pace: 9:25 /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 mi10:31:5926:038:2326:03
8:23
#19205
10K
6.21 mi10:58:1652:208:2526:17
8:28
#19376
15K
9.32 mi11:24:551:18:598:2826:39
8:35
#19506
20K
12.43 mi11:51:501:45:548:3126:55
8:40
#19395
Half
13.11 mi11:57:361:51:408:315:46
8:27
#19378
25K
15.53 mi12:18:392:12:438:3321:03
8:41
#19174
30K
18.64 mi12:49:452:43:498:4731:06
10:01
#19804
20M
20.00 mi13:04:582:59:028:5715:13
11:12
#20334
21M
21.00 mi13:18:333:12:379:1013:35
13:35
#20986
35K
21.75 mi13:26:293:20:339:137:56
10:36
#21127
23M
23.00 mi13:40:333:34:379:2014:04
11:14
#21355
24M
24.00 mi13:50:503:44:549:2210:17
10:17
#21393
40K
24.85 mi13:59:563:54:009:259:06
10:39
#21441
25.2M
25.20 mi14:04:103:58:149:274:14
12:17
#21476
Finish
26.22 mi14:12:494:06:539:258:39
8:29
#21324
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi19205121271212719789(Top 70%)12410(Top 77%)12410(Top 552%)
10K6.21 mi3.10 mi19376-17112214-8712214-8719565(Top 69%)12301(Top 76%)12301(Top 547%)
15K9.32 mi3.11 mi19506-13012267-5312267-5319789(Top 70%)12410(Top 77%)12410(Top 552%)
20K12.43 mi3.11 mi19395+11112211+5612211+5619216(Top 68%)12133(Top 75%)12133(Top 540%)
Half13.11 mi0.68 mi19378+1712202+912202+918892(Top 67%)12017(Top 75%)12017(Top 535%)
25K15.53 mi2.42 mi19174+20412107+9512107+9518280(Top 64%)11658(Top 72%)11658(Top 519%)
30K18.64 mi3.11 mi19804-63012341-23412341-23421626(Top 76%)12997(Top 81%)12997(Top 578%)
20M20.00 mi1.36 mi20334-53012537-19612537-19623982(Top 84%)13970(Top 87%)13970(Top 622%)
21M21.00 mi1.00 mi20986-65212818-28112818-28125748(Top 91%)14757(Top 92%)14757(Top 657%)
35K21.75 mi0.75 mi21127-14112866-4812866-4823370(Top 82%)13570(Top 84%)13570(Top 604%)
23M23.00 mi1.25 mi21355-22812949-8312949-8323743(Top 84%)13702(Top 85%)13702(Top 610%)
24M24.00 mi1.00 mi21393-38129491294922177(Top 78%)12893(Top 80%)12893(Top 574%)
40K24.85 mi0.85 mi21441-4812945+412945+422281(Top 78%)12871(Top 80%)12871(Top 573%)
25.2M25.20 mi0.35 mi21476-3512952-712952-723731(Top 84%)13624(Top 85%)13624(Top 606%)
Finish26.22 mi1.02 mi21324+15212869+8312869+8316145(Top 57%)10011(Top 62%)10011(Top 446%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

19789

Males

12410

M40-44

12410

5K→10K

3.1 - 6.2 mi

Top 69%
×5stories
+79ft-138ft

Overall

19565

Males

12301

M40-44

12301

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

19789

Males

12410

M40-44

12410

15K→20K

9.3 - 12.4 mi

Top 68%
×5stories
+106ft-86ft

Overall

19216

Males

12133

M40-44

12133

20K→Half

12.4 - 13.1 mi

Top 67%
×2stories
+19ft-37ft

Overall

18892

Males

12017

M40-44

12017

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

18280

Males

11658

M40-44

11658

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

21626

Males

12997

M40-44

12997

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

23982

Males

13970

M40-44

13970

20M→21M

20.0 - 21.0 mi

Top 91%
×8stories
+106ft-24ft

Overall

25748

Males

14757

M40-44

14757

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

23370

Males

13570

M40-44

13570

35K→23M

21.8 - 23.0 mi

Top 84%
×5stories
+23ft-63ft

Overall

23743

Males

13702

M40-44

13702

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

22177

Males

12893

M40-44

12893

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

22281

Males

12871

M40-44

12871

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

23731

Males

13624

M40-44

13624

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

16145

Males

10011

M40-44

10011

Passing Analysis

Category:
Athletes Passed
1326
Passed By
3445
Net Change
-2119
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19205
5K10K177348-171#19205#19376
10K15K146276-130#19376#19506
15K20K255144+111#19506#19395
20KHalf4225+17#19395#19378
Half25K27773+204#19378#19174
25K30K80710-630#19174#19804
30K20M18548-530#19804#20334
20M21M12664-652#20334#20986
21M35K30171-141#20986#21127
35K23M39267-228#21127#21355
23M24M4280-38#21355#21393
24M40K3785-48#21393#21441
40K25.2M1651-35#21441#21476
25.2MFinish1553+152#21476#21324
TOTALS13263445-2119
📊

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