Wenli Bai

CA

Bib: 23413 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Top 43%
Race Day Weather
50°/40°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:49/mi
27:22
973451.5%
220 ft elev
10K· 6.21 mi
8:52/mi
54:54
791380.4%
157 ft elev
15K· 9.32 mi
8:47/mi
1:22:12
6778
146 ft elev
20K· 12.43 mi
8:54/mi
1:49:50
106860.1%
165 ft elev
Half· 13.11 mi
8:54/mi
1:55:54
19370.5%
148 ft elev
25K· 15.53 mi
9:03/mi
2:17:51
66880.2%
127 ft elev
30K· 18.64 mi
9:26/mi
2:47:10
1811480.2%
138 ft elev
20M
9:17/mi
2:59:47
64500.2%
148 ft elev
21M
10:01/mi
3:09:48
106241.6%
227 ft elev
35K· 21.75 mi
9:35/mi
3:16:58
17861.7%
156 ft elev
23M
9:13/mi
3:28:30
23630.6%
116 ft elev
24M
8:52/mi
3:37:22
821.3%
34 ft elev
40K· 24.85 mi
9:10/mi
3:45:12
200.3%
20 ft elev
25.2M
10:15/mi
3:48:44
13160.2%
18 ft elev
Finish· 26.22 mi
9:47/mi
3:58:42
2221
17 ft elev
Course Elevation
7469 ft
×2stacked redwood trees
890 ft climb · 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:55:548:50 /mi⚡ faster
2nd Half
2:02:489:22 /mi+6.0%
Positive split — 6.0% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
27:228:493.11 mi27:22
8:49
-
10K
54:548:503.10 mi27:32
8:52
+0:03
15K
1:22:128:493.11 mi27:18
8:47
-0:05
20K
1:49:508:503.11 mi27:38
8:54
+0:07
Half(13.11 mi)
1:55:548:500.68 mi6:04
8:54
0:00
25K
2:17:518:522.42 mi21:57
9:03
+0:09
30K
2:47:108:583.11 mi29:19
9:26
+0:23
20M
2:59:478:591.36 mi12:37
9:17
-0:09
21M
3:09:489:021.00 mi10:01
10:01
+0:44
35K
3:16:589:030.75 mi7:10
9:35
-0:26
23M
3:28:309:041.25 mi11:32
9:13
-0:22
24M
3:37:229:031.00 mi8:52
8:52
-0:21
40K
3:45:129:040.85 mi7:50
9:10
+0:18
25.2M
3:48:449:050.35 mi3:32
10:15
+1:05
Finish(26.22 mi)
3:58:429:071.02 mi9:58
9:47
-0:28
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:47 /mi

Average Pace

9:07 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:35:11

90% of race

Time at Steady Pace

23:31

10% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:06 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi21566838983892097379877987
10K3.10 mi21638-728407-188407-182170884258425
15K3.11 mi21364+2748226+1818226+1812097379877987
20K3.11 mi21117+2478090+1368090+1362044677387738
Half(13.11 mi)0.68 mi21138-218101-118101-112137482358235
25K2.42 mi20970+1688020+818020+812015376207620
30K3.11 mi20720+2507937+837937+831969274977497
20M1.36 mi20505+2157832+1057832+1051824868666866
21M1.00 mi20382+1237786+467786+461838570037003
35K0.75 mi20379+37801-157801-152062783098309
23M1.25 mi20213+1667735+667735+661741266756675
24M1.00 mi20083+1307682+537682+531671363386338
40K0.85 mi19978+1057648+347648+341721067056705
25.2M0.35 mi19939+397634+147634+141815472297229
Finish(26.22 mi)1.02 mi20102-1637733-997733-992221192669266

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

20973

Females

7987

F55-59

7987

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

21708

Females

8425

F55-59

8425

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

20973

Females

7987

F55-59

7987

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

20446

Females

7738

F55-59

7738

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

21374

Females

8235

F55-59

8235

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

20153

Females

7620

F55-59

7620

25K→30K

15.5 - 18.6 mi

Top 69%
×9story building
+181ft-148ft

Overall

19692

Females

7497

F55-59

7497

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

18248

Females

6866

F55-59

6866

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

18385

Females

7003

F55-59

7003

21M→35K

21.0 - 21.8 mi

Top 73%
×7story building
+17ft-86ft

Overall

20627

Females

8309

F55-59

8309

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

17412

Females

6675

F55-59

6675

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

16713

Females

6338

F55-59

6338

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

17210

Females

6705

F55-59

6705

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18154

Females

7229

F55-59

7229

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2story building
+22ft-21ft

Overall

22211

Females

9266

F55-59

9266

Passing Analysis

Category:
Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#21566
5K10K
302230-72
#21566 #21638
10K15K
97371+274
#21638 #21364
15K20K
79326+247
#21364 #21117
20KHalf
4625-21
#21117 #21138
Half25K
43211+168
#21138 #20970
25K30K
97347+250
#20970 #20720
30K20M
13228+215
#20720 #20505
20M21M
31154+123
#20505 #20382
21M35K
5558+3
#20382 #20379
35K23M
20186+166
#20379 #20213
23M24M
6136+130
#20213 #20083
24M40K
13118+105
#20083 #19978
40K25.2M
1251+39
#19978 #19939
25.2MFinish
18421-163
#19939 #20102
TOTALS
9982462+1464
#21566 #20102

Passing Visualized

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