Weijun Lannan

Bib: 20524F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 47%
Masters (Masters Women)
#0 / 6263
Top 37%
Division (F45-49)
#0 / 1753
Top 47%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:03
Rank: #17144
Start5K
26:03 | 8:23/mi
10K· 6.21 mi
52:30
Rank: #17214 (-70)
5K10K
26:27 | 8:31/mi
15K· 9.32 mi
1:19:19
Rank: #17147 (+67)
10K15K
26:49 | 8:38/mi
20K· 12.43 mi
1:47:07
Rank: #17087 (+60)
15K20K
27:48 | 8:57/mi
Half· 13.11 mi
1:53:04
Rank: #17066 (+21)
20KHalf
5:57 | 8:43/mi
25K· 15.53 mi
2:15:12
Rank: #16847 (+219)
Half25K
22:08 | 9:08/mi
30K· 18.64 mi
2:43:42
Rank: #16311 (+536)
25K30K
28:30 | 9:10/mi
20M
2:55:29
Rank: #15891 (+420)
30K20M
11:47 | 8:40/mi
21M
3:05:07
Rank: #15628 (+263)
20M21M
9:38 | 9:38/mi
35K· 21.75 mi
3:11:24
Rank: #15429 (+199)
21M35K
6:17 | 8:24/mi
23M
3:22:42
Rank: #15182 (+247)
35K23M
11:18 | 9:02/mi
24M
3:31:43
Rank: #15022 (+160)
23M24M
9:01 | 9:01/mi
40K· 24.85 mi
3:39:22
Rank: #14801 (+221)
24M40K
7:39 | 8:57/mi
25.2M
3:42:54
Rank: #14723 (+78)
40K25.2M
3:32 | 10:15/mi
Finish· 26.22 mi
3:51:42
Rank: #14605 (+118)
25.2MFinish
8:48 | 8:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:04
Pace8:37 /mi
2nd Half
Distance13.11 mi
Time1:58:38
Pace9:03 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:0126:038:2326:03
8:23
-
10K
6.21 mi11:47:2852:308:2726:27
8:31
+0:08
15K
9.32 mi12:14:171:19:198:3126:49
8:38
+0:07
20K
12.43 mi12:42:051:47:078:3727:48
8:57
+0:19
Half
13.11 mi12:48:021:53:048:375:57
8:43
-0:14
25K
15.53 mi13:10:102:15:128:4222:08
9:08
+0:25
30K
18.64 mi13:38:402:43:428:4728:30
9:10
+0:02
20M
20.00 mi13:50:272:55:298:4611:47
8:40
-0:30
21M
21.00 mi14:00:053:05:078:499:38
9:38
+0:58
35K
21.75 mi14:06:223:11:248:486:17
8:24
-1:14
23M
23.00 mi14:17:403:22:428:4911:18
9:02
+0:38
24M
24.00 mi14:26:413:31:438:499:01
9:01
-0:01
40K
24.85 mi14:34:203:39:228:507:39
8:57
-0:04
25.2M
25.20 mi14:37:523:42:548:513:32
10:15
+1:18
Finish
26.22 mi14:46:403:51:428:518:48
8:38
-1:37

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

8:51 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:11

46% of race

Time at Steady Pace

1:52:21

48% of race

Time at Slower Pace

13:10

6% of race

Average Pace: 8:50 /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 mi11:21:0126:038:2326:03
8:23
#17144
10K
6.21 mi11:47:2852:308:2726:27
8:31
#17214
15K
9.32 mi12:14:171:19:198:3126:49
8:38
#17147
20K
12.43 mi12:42:051:47:078:3727:48
8:57
#17087
Half
13.11 mi12:48:021:53:048:375:57
8:43
#17066
25K
15.53 mi13:10:102:15:128:4222:08
9:08
#16847
30K
18.64 mi13:38:402:43:428:4728:30
9:10
#16311
20M
20.00 mi13:50:272:55:298:4611:47
8:40
#15891
21M
21.00 mi14:00:053:05:078:499:38
9:38
#15628
35K
21.75 mi14:06:223:11:248:486:17
8:24
#15429
23M
23.00 mi14:17:403:22:428:4911:18
9:02
#15182
24M
24.00 mi14:26:413:31:438:499:01
9:01
#15022
40K
24.85 mi14:34:203:39:228:507:39
8:57
#14801
25.2M
25.20 mi14:37:523:42:548:513:32
10:15
#14723
Finish
26.22 mi14:46:403:51:428:518:48
8:38
#14605
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi171446250625017132(Top 67%)6213(Top 57%)6213(Top 354%)
10K6.21 mi3.10 mi17214-706278-286278-2817371(Top 68%)6347(Top 58%)6347(Top 362%)
15K9.32 mi3.11 mi17147+676236+426236+4217132(Top 67%)6213(Top 57%)6213(Top 354%)
20K12.43 mi3.11 mi17087+606213+236213+2317118(Top 67%)6227(Top 57%)6227(Top 355%)
Half13.11 mi0.68 mi17066+216213621316949(Top 66%)6180(Top 57%)6180(Top 353%)
25K15.53 mi2.42 mi16847+2196100+1136100+11316120(Top 63%)5791(Top 53%)5791(Top 330%)
30K18.64 mi3.11 mi16311+5365859+2415859+24114088(Top 55%)4906(Top 45%)4906(Top 280%)
20M20.00 mi1.36 mi15891+4205647+2125647+21210413(Top 41%)3171(Top 29%)3171(Top 181%)
21M21.00 mi1.00 mi15628+2635539+1085539+10811438(Top 45%)3979(Top 36%)3979(Top 227%)
35K21.75 mi0.75 mi15429+1995445+945445+9410201(Top 40%)3352(Top 31%)3352(Top 191%)
23M23.00 mi1.25 mi15182+2475350+955350+9511331(Top 44%)4074(Top 37%)4074(Top 232%)
24M24.00 mi1.00 mi15022+1605306+445306+4412276(Top 48%)4562(Top 42%)4562(Top 260%)
40K24.85 mi0.85 mi14801+2215219+875219+8710655(Top 42%)3906(Top 36%)3906(Top 223%)
25.2M25.20 mi0.35 mi14723+785188+315188+3111948(Top 47%)4579(Top 42%)4579(Top 261%)
Finish26.22 mi1.02 mi14605+1185152+365152+3612296(Top 48%)4614(Top 42%)4614(Top 263%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

17132

Females

6213

F45-49

6213

5K→10K

3.1 - 6.2 mi

Top 68%
×5stories
+79ft-138ft

Overall

17371

Females

6347

F45-49

6347

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

17132

Females

6213

F45-49

6213

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

17118

Females

6227

F45-49

6227

20K→Half

12.4 - 13.1 mi

Top 66%
×2stories
+19ft-37ft

Overall

16949

Females

6180

F45-49

6180

Half→25K

13.1 - 15.5 mi

Top 63%
×4stories
+66ft-88ft

Overall

16120

Females

5791

F45-49

5791

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

14088

Females

4906

F45-49

4906

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

10413

Females

3171

F45-49

3171

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

11438

Females

3979

F45-49

3979

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

10201

Females

3352

F45-49

3352

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

11331

Females

4074

F45-49

4074

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12276

Females

4562

F45-49

4562

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

10655

Females

3906

F45-49

3906

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

11948

Females

4579

F45-49

4579

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

12296

Females

4614

F45-49

4614

Passing Analysis

Category:
Athletes Passed
3541
Passed By
1002
Net Change
+2539
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17144
5K10K244314-70#17144#17214
10K15K274207+67#17214#17147
15K20K296236+60#17147#17087
20KHalf4726+21#17087#17066
Half25K30889+219#17066#16847
25K30K57539+536#16847#16311
30K20M4222+420#16311#15891
20M21M27613+263#15891#15628
21M35K2045+199#15628#15429
35K23M25710+247#15429#15182
23M24M17919+160#15182#15022
24M40K2287+221#15022#14801
40K25.2M879+78#14801#14723
25.2MFinish14426+118#14723#14605
TOTALS35411002+2539
📊

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