Lei Lin

Bib: 10464M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 31%
Gender (Male)
#0 / 14578
Top 42%
Masters (Masters Men)
#0 / 9729
Top 32%
Division (M45-49)
#0 / 2218
Top 44%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:27
Rank: #6393
Start5K
21:27 | 6:54/mi
10K· 6.21 mi
42:52
Rank: #6152 (+241)
5K10K
21:25 | 6:54/mi
15K· 9.32 mi
1:05:40
Rank: #6884 (-732)
10K15K
22:48 | 7:20/mi
20K· 12.43 mi
1:30:09
Rank: #7797 (-913)
15K20K
24:29 | 7:53/mi
Half· 13.11 mi
1:34:58
Rank: #7695 (+102)
20KHalf
4:49 | 7:04/mi
25K· 15.53 mi
1:53:25
Rank: #7613 (+82)
Half25K
18:27 | 7:37/mi
30K· 18.64 mi
2:18:41
Rank: #7702 (-89)
25K30K
25:16 | 8:08/mi
20M
2:29:56
Rank: #7718 (-16)
30K20M
11:15 | 8:17/mi
21M
2:39:00
Rank: #7723 (-5)
20M21M
9:04 | 9:04/mi
35K· 21.75 mi
2:45:10
Rank: #7721 (+2)
21M35K
6:10 | 8:15/mi
23M
2:57:32
Rank: #8185 (-464)
35K23M
12:22 | 9:53/mi
24M
3:06:08
Rank: #8222 (-37)
23M24M
8:36 | 8:36/mi
40K· 24.85 mi
3:12:47
Rank: #8008 (+214)
24M40K
6:39 | 7:47/mi
25.2M
3:15:51
Rank: #7931 (+77)
40K25.2M
3:04 | 8:54/mi
Finish· 26.22 mi
3:23:45
Rank: #7847 (+84)
25.2MFinish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:58
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:48:47
Pace8:18 /mi
📊Positive Split: 14.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:0121:276:5421:27
6:54
-
10K
6.21 mi11:09:2642:526:5421:25
6:54
0:00
15K
9.32 mi11:32:141:05:407:0322:48
7:20
+0:26
20K
12.43 mi11:56:431:30:097:1524:29
7:53
+0:33
Half
13.11 mi12:01:321:34:587:154:49
7:04
-0:49
25K
15.53 mi12:19:591:53:257:1818:27
7:37
+0:33
30K
18.64 mi12:45:152:18:417:2625:16
8:08
+0:31
20M
20.00 mi12:56:302:29:567:3011:15
8:17
+0:09
21M
21.00 mi13:05:342:39:007:349:04
9:04
+0:47
35K
21.75 mi13:11:442:45:107:366:10
8:15
-0:49
23M
23.00 mi13:24:062:57:327:4312:22
9:53
+1:38
24M
24.00 mi13:32:423:06:087:458:36
8:36
-1:17
40K
24.85 mi13:39:213:12:477:456:39
7:47
-0:49
25.2M
25.20 mi13:42:253:15:517:463:04
8:54
+1:07
Finish
26.22 mi13:50:193:23:457:477:54
7:45
-1:09

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

6:54 /mi

Average Pace

7:47 /mi

Slowest Pace

9:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:10:29

35% of race

Time at Steady Pace

1:40:10

49% of race

Time at Slower Pace

33:06

16% of race

Average Pace: 7:46 /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 mi10:48:0121:276:5421:27
6:54
#6393
10K
6.21 mi11:09:2642:526:5421:25
6:54
#6152
15K
9.32 mi11:32:141:05:407:0322:48
7:20
#6884
20K
12.43 mi11:56:431:30:097:1524:29
7:53
#7797
Half
13.11 mi12:01:321:34:587:154:49
7:04
#7695
25K
15.53 mi12:19:591:53:257:1818:27
7:37
#7613
30K
18.64 mi12:45:152:18:417:2625:16
8:08
#7702
20M
20.00 mi12:56:302:29:567:3011:15
8:17
#7718
21M
21.00 mi13:05:342:39:007:349:04
9:04
#7723
35K
21.75 mi13:11:442:45:107:366:10
8:15
#7721
23M
23.00 mi13:24:062:57:327:4312:22
9:53
#8185
24M
24.00 mi13:32:423:06:087:458:36
8:36
#8222
40K
24.85 mi13:39:213:12:477:456:39
7:47
#8008
25.2M
25.20 mi13:42:253:15:517:463:04
8:54
#7931
Finish
26.22 mi13:50:193:23:457:477:54
7:45
#7847
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6393572957298412(Top 33%)6965(Top 48%)6965(Top 314%)
10K6.21 mi3.10 mi6152+2415544+1855544+1855951(Top 23%)5374(Top 37%)5374(Top 242%)
15K9.32 mi3.11 mi6884-7326040-4966040-4968412(Top 33%)6965(Top 48%)6965(Top 314%)
20K12.43 mi3.11 mi7797-9136612-5726612-57210961(Top 43%)8136(Top 56%)8136(Top 367%)
Half13.11 mi0.68 mi7695+1026548+646548+646122(Top 24%)5412(Top 37%)5412(Top 244%)
25K15.53 mi2.42 mi7613+826456+926456+927681(Top 30%)6234(Top 43%)6234(Top 281%)
30K18.64 mi3.11 mi7702-896417+396417+398624(Top 34%)6571(Top 45%)6571(Top 296%)
20M20.00 mi1.36 mi7718-166390+276390+278241(Top 32%)6114(Top 42%)6114(Top 276%)
21M21.00 mi1.00 mi7723-56339+516339+518875(Top 35%)6225(Top 43%)6225(Top 281%)
35K21.75 mi0.75 mi7721+26302+376302+379178(Top 36%)6341(Top 43%)6341(Top 286%)
23M23.00 mi1.25 mi8185-4646499-1976499-19715018(Top 59%)9051(Top 62%)9051(Top 408%)
24M24.00 mi1.00 mi8222-376478+216478+2110012(Top 39%)6540(Top 45%)6540(Top 295%)
40K24.85 mi0.85 mi8008+2146308+1706308+1704668(Top 18%)3606(Top 25%)3606(Top 163%)
25.2M25.20 mi0.35 mi7931+776248+606248+606040(Top 24%)4299(Top 29%)4299(Top 194%)
Finish26.22 mi1.02 mi7847+846157+916157+917050(Top 28%)4895(Top 34%)4895(Top 221%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

8412

Males

6965

M45-49

6965

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

5951

Males

5374

M45-49

5374

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

8412

Males

6965

M45-49

6965

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

10961

Males

8136

M45-49

8136

20K→Half

12.4 - 13.1 mi

Top 24%
×2stories
+19ft-37ft

Overall

6122

Males

5412

M45-49

5412

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

7681

Males

6234

M45-49

6234

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

8624

Males

6571

M45-49

6571

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

8241

Males

6114

M45-49

6114

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

8875

Males

6225

M45-49

6225

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

9178

Males

6341

M45-49

6341

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

15018

Males

9051

M45-49

9051

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

10012

Males

6540

M45-49

6540

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4668

Males

3606

M45-49

3606

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6040

Males

4299

M45-49

4299

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7050

Males

4895

M45-49

4895

Passing Analysis

Category:
Athletes Passed
1791
Passed By
3245
Net Change
-1454
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6393
5K10K32584+241#6393#6152
10K15K28760-732#6152#6884
15K20K32945-913#6884#7797
20KHalf1053+102#7797#7695
Half25K212130+82#7695#7613
25K30K217306-89#7613#7702
30K20M117133-16#7702#7718
20M21M126131-5#7718#7723
21M35K7977+2#7723#7721
35K23M44508-464#7721#8185
23M24M79116-37#8185#8222
24M40K2195+214#8222#8008
40K25.2M836+77#8008#7931
25.2MFinish12541+84#7931#7847
TOTALS17913245-1454
📊

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