Shu Li

Bib: 14157F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 41%
Gender (Female)
#0 / 11423
Top 22%
Masters (Masters Women)
#0 / 6539
Top 10%
Division (F45-49)
#0 / 1817
Top 10%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:27
Rank: #13005
Start5K
7:52/mi
24:27 split
10K· 6.21 mi
48:09
Rank: #12261 (+744)
5K10K
7:38/mi
23:42 split
15K· 9.32 mi
1:11:37
Rank: #11647 (+614)
10K15K
7:33/mi
23:28 split
20K· 12.43 mi
1:35:09
Rank: #11163 (+484)
15K20K
7:34/mi
23:32 split
Half· 13.11 mi
1:40:13
Rank: #11081 (+82)
20KHalf
7:26/mi
5:04 split
25K· 15.53 mi
1:58:55
Rank: #10947 (+134)
Half25K
7:43/mi
18:42 split
30K· 18.64 mi
2:23:18
Rank: #10658 (+289)
25K30K
7:51/mi
24:23 split
20M
2:34:01
Rank: #10562 (+96)
30K20M
7:53/mi
10:43 split
21M
2:42:27
Rank: #10505 (+57)
20M21M
8:26/mi
8:26 split
35K· 21.75 mi
2:48:31
Rank: #10564 (-59)
21M35K
8:07/mi
6:04 split
23M
3:00:02
Rank: #11015 (-451)
35K23M
9:12/mi
11:31 split
24M
3:07:49
Rank: #10937 (+78)
23M24M
7:47/mi
7:47 split
40K· 24.85 mi
3:14:34
Rank: #10859 (+78)
24M40K
7:54/mi
6:45 split
25.2M
3:17:32
Rank: #10846 (+13)
40K25.2M
8:36/mi
2:58 split
Finish· 26.22 mi
3:25:34
Rank: #10851 (-5)
25.2MFinish
7:53/mi
8:02 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:13
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:45:21
Pace8:02 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:1324:277:5224:27
7:52
-
10K
6.21 mi11:16:5548:097:4523:42
7:38
-0:14
15K
9.32 mi11:40:231:11:377:4123:28
7:33
-0:05
20K
12.43 mi12:03:551:35:097:3923:32
7:34
+0:01
Half
13.11 mi12:08:591:40:137:395:04
7:26
-0:08
25K
15.53 mi12:27:411:58:557:3918:42
7:43
+0:17
30K
18.64 mi12:52:042:23:187:4124:23
7:51
+0:08
20M
20.00 mi13:02:472:34:017:4210:43
7:53
+0:02
21M
21.00 mi13:11:132:42:277:448:26
8:26
+0:33
35K
21.75 mi13:17:172:48:317:456:04
8:07
-0:19
23M
23.00 mi13:28:483:00:027:5011:31
9:12
+1:05
24M
24.00 mi13:36:353:07:497:507:47
7:47
-1:25
40K
24.85 mi13:43:203:14:347:506:45
7:54
+0:07
25.2M
25.20 mi13:46:183:17:327:502:58
8:36
+0:42
Finish
26.22 mi13:54:203:25:347:518:02
7:53
-0:43

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

7:26 /mi

Average Pace

7:51 /mi

Slowest Pace

9:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:46

37% of race

Time at Steady Pace

1:40:49

49% of race

Time at Slower Pace

28:59

14% of race

Average Pace: 7:50 /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 mi10:53:1324:277:5224:27
7:52
#13005
10K
6.21 mi11:16:5548:097:4523:42
7:38
#12261
15K
9.32 mi11:40:231:11:377:4123:28
7:33
#11647
20K
12.43 mi12:03:551:35:097:3923:32
7:34
#11163
Half
13.11 mi12:08:591:40:137:395:04
7:26
#11081
25K
15.53 mi12:27:411:58:557:3918:42
7:43
#10947
30K
18.64 mi12:52:042:23:187:4124:23
7:51
#10658
20M
20.00 mi13:02:472:34:017:4210:43
7:53
#10562
21M
21.00 mi13:11:132:42:277:448:26
8:26
#10505
35K
21.75 mi13:17:172:48:317:456:04
8:07
#10564
23M
23.00 mi13:28:483:00:027:5011:31
9:12
#11015
24M
24.00 mi13:36:353:07:497:507:47
7:47
#10937
40K
24.85 mi13:43:203:14:347:506:45
7:54
#10859
25.2M
25.20 mi13:46:183:17:327:502:58
8:36
#10846
Finish
26.22 mi13:54:203:25:347:518:02
7:53
#10851
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi130053438343810619(Top 40%)2144(Top 19%)2144(Top 118%)
10K6.21 mi3.10 mi12261+7443009+4293009+42911594(Top 44%)2649(Top 23%)2649(Top 146%)
15K9.32 mi3.11 mi11647+6142693+3162693+31610619(Top 40%)2144(Top 19%)2144(Top 118%)
20K12.43 mi3.11 mi11163+4842416+2772416+2779927(Top 37%)1886(Top 17%)1886(Top 104%)
Half13.11 mi0.68 mi11081+822374+422374+429710(Top 36%)1781(Top 16%)1781(Top 98%)
25K15.53 mi2.42 mi10947+1342323+512323+5110418(Top 39%)2195(Top 19%)2195(Top 121%)
30K18.64 mi3.11 mi10658+2892233+902233+909747(Top 37%)2044(Top 18%)2044(Top 112%)
20M20.00 mi1.36 mi10562+962204+292204+299497(Top 36%)2023(Top 18%)2023(Top 111%)
21M21.00 mi1.00 mi10505+572207-32207-310099(Top 38%)2432(Top 21%)2432(Top 134%)
35K21.75 mi0.75 mi10564-592256-492256-4912848(Top 48%)3901(Top 34%)3901(Top 215%)
23M23.00 mi1.25 mi11015-4512502-2462502-24617046(Top 64%)6308(Top 55%)6308(Top 347%)
24M24.00 mi1.00 mi10937+782493+92493+99687(Top 36%)2436(Top 21%)2436(Top 134%)
40K24.85 mi0.85 mi10859+782482+112482+119346(Top 35%)2328(Top 20%)2328(Top 128%)
25.2M25.20 mi0.35 mi10846+132494-122494-1210217(Top 38%)2797(Top 24%)2797(Top 154%)
Finish26.22 mi1.02 mi10851-52522-282522-2811303(Top 42%)3341(Top 29%)3341(Top 184%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

10619

Females

2144

F45-49

2144

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

11594

Females

2649

F45-49

2649

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

10619

Females

2144

F45-49

2144

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

9927

Females

1886

F45-49

1886

20K→Half

12.4 - 13.1 mi

Top 36%
×2story building
+19ft-37ft

Overall

9710

Females

1781

F45-49

1781

Half→25K

13.1 - 15.5 mi

Top 39%
×4story building
+66ft-88ft

Overall

10418

Females

2195

F45-49

2195

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

9747

Females

2044

F45-49

2044

30K→20M

18.6 - 20.0 mi

Top 36%
×5story building
+64ft-50ft

Overall

9497

Females

2023

F45-49

2023

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10099

Females

2432

F45-49

2432

21M→35K

21.0 - 21.8 mi

Top 48%
×7story building
+17ft-86ft

Overall

12848

Females

3901

F45-49

3901

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

17046

Females

6308

F45-49

6308

23M→24M

23.0 - 24.0 mi

Top 36%
×6story building
+12ft-82ft

Overall

9687

Females

2436

F45-49

2436

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9346

Females

2328

F45-49

2328

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10217

Females

2797

F45-49

2797

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

11303

Females

3341

F45-49

3341

Passing Analysis

Category:
Athletes Passed
3197*
Passed By
1043
Net Change
+2154
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13005
5K10K83995+744#13005#12261
10K15K63622+614#12261#11647
15K20K50016+484#11647#11163
20KHalf820+82#11163#11081
Half25K18753+134#11081#10947
25K30K34455+289#10947#10658
30K20M129*33+96#10658#10562
20M21M10952+57#10562#10505
21M35K3291-59#10505#10564
35K23M17468-451#10564#11015
23M24M11234+78#11015#10937
24M40K10123+78#10937#10859
40K25.2M4027+13#10859#10846
25.2MFinish6974-5#10846#10851
TOTALS3197*1043+2154

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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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