Chunying Zhao

Bib: 19830F

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 49%
Masters (Masters Women)
#0 / 6263
Top 39%
Division (F50-54)
#0 / 1187
Top 33%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:41
Rank: #16446
Start5K
8:16/mi
25:41 split
10K· 6.21 mi
51:23
Rank: #16166 (+280)
5K10K
8:16/mi
25:42 split
15K· 9.32 mi
1:17:10
Rank: #15778 (+388)
10K15K
8:18/mi
25:47 split
20K· 12.43 mi
1:43:46
Rank: #15560 (+218)
15K20K
8:34/mi
26:36 split
Half· 13.11 mi
1:49:32
Rank: #15549 (+11)
20KHalf
8:27/mi
5:46 split
25K· 15.53 mi
2:10:45
Rank: #15300 (+249)
Half25K
8:45/mi
21:13 split
30K· 18.64 mi
2:40:25
Rank: #15373 (-73)
25K30K
9:33/mi
29:40 split
20M
2:53:14
Rank: #15298 (+75)
30K20M
9:26/mi
12:49 split
21M
3:03:11
Rank: #15138 (+160)
20M21M
9:57/mi
9:57 split
35K· 21.75 mi
3:10:23
Rank: #15180 (-42)
21M35K
9:37/mi
7:12 split
23M
3:22:30
Rank: #15127 (+53)
35K23M
9:41/mi
12:07 split
24M
3:31:59
Rank: #15086 (+41)
23M24M
9:29/mi
9:29 split
40K· 24.85 mi
3:40:11
Rank: #14987 (+99)
24M40K
9:35/mi
8:12 split
25.2M
3:44:02
Rank: #14982 (+5)
40K25.2M
11:10/mi
3:51 split
Finish· 26.22 mi
3:52:55
Rank: #14880 (+102)
25.2MFinish
8:43/mi
8:53 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:32
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time2:03:23
Pace9:25 /mi
📊Positive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:0825:418:1625:41
8:16
-
10K
6.21 mi11:43:5051:238:1625:42
8:16
0:00
15K
9.32 mi12:09:371:17:108:1725:47
8:18
+0:02
20K
12.43 mi12:36:131:43:468:2126:36
8:34
+0:16
Half
13.11 mi12:41:591:49:328:215:46
8:27
-0:07
25K
15.53 mi13:03:122:10:458:2521:13
8:45
+0:18
30K
18.64 mi13:32:522:40:258:3629:40
9:33
+0:48
20M
20.00 mi13:45:412:53:148:4012:49
9:26
-0:07
21M
21.00 mi13:55:383:03:118:439:57
9:57
+0:31
35K
21.75 mi14:02:503:10:238:457:12
9:37
-0:20
23M
23.00 mi14:14:573:22:308:4812:07
9:41
+0:04
24M
24.00 mi14:24:263:31:598:509:29
9:29
-0:12
40K
24.85 mi14:32:383:40:118:528:12
9:35
+0:06
25.2M
25.20 mi14:36:293:44:028:533:51
11:10
+1:35
Finish
26.22 mi14:45:223:52:558:538:53
8:43
-2:27

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

8:16 /mi

Average Pace

8:53 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:38

60% of race

Time at Steady Pace

1:19:29

34% of race

Time at Slower Pace

13:48

6% of race

Average Pace: 8:53 /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 mi11:18:0825:418:1625:41
8:16
#16446
10K
6.21 mi11:43:5051:238:1625:42
8:16
#16166
15K
9.32 mi12:09:371:17:108:1725:47
8:18
#15778
20K
12.43 mi12:36:131:43:468:2126:36
8:34
#15560
Half
13.11 mi12:41:591:49:328:215:46
8:27
#15549
25K
15.53 mi13:03:122:10:458:2521:13
8:45
#15300
30K
18.64 mi13:32:522:40:258:3629:40
9:33
#15373
20M
20.00 mi13:45:412:53:148:4012:49
9:26
#15298
21M
21.00 mi13:55:383:03:118:439:57
9:57
#15138
35K
21.75 mi14:02:503:10:238:457:12
9:37
#15180
23M
23.00 mi14:14:573:22:308:4812:07
9:41
#15127
24M
24.00 mi14:24:263:31:598:509:29
9:29
#15086
40K
24.85 mi14:32:383:40:118:528:12
9:35
#14987
25.2M
25.20 mi14:36:293:44:028:533:51
11:10
#14982
Finish
26.22 mi14:45:223:52:558:538:53
8:43
#14880
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi164465830583015275(Top 60%)5133(Top 47%)5133(Top 432%)
10K6.21 mi3.10 mi16166+2805652+1785652+17815977(Top 63%)5519(Top 51%)5519(Top 465%)
15K9.32 mi3.11 mi15778+3885428+2245428+22415275(Top 60%)5133(Top 47%)5133(Top 432%)
20K12.43 mi3.11 mi15560+2185301+1275301+12715146(Top 59%)5099(Top 47%)5099(Top 430%)
Half13.11 mi0.68 mi15549+115299+25299+215476(Top 61%)5319(Top 49%)5319(Top 448%)
25K15.53 mi2.42 mi15300+2495181+1185181+11814341(Top 56%)4800(Top 44%)4800(Top 404%)
30K18.64 mi3.11 mi15373-735302-1215302-12115661(Top 61%)5776(Top 53%)5776(Top 487%)
20M20.00 mi1.36 mi15298+755305-35305-314221(Top 56%)5247(Top 48%)5247(Top 442%)
21M21.00 mi1.00 mi15138+1605255+505255+5012785(Top 50%)4678(Top 43%)4678(Top 394%)
35K21.75 mi0.75 mi15180-425306-515306-5115939(Top 62%)6314(Top 58%)6314(Top 532%)
23M23.00 mi1.25 mi15127+535319-135319-1314256(Top 56%)5550(Top 51%)5550(Top 468%)
24M24.00 mi1.00 mi15086+415331-125331-1214420(Top 56%)5660(Top 52%)5660(Top 477%)
40K24.85 mi0.85 mi14987+995318+135318+1313486(Top 53%)5279(Top 48%)5279(Top 445%)
25.2M25.20 mi0.35 mi14982+55334-165334-1615036(Top 59%)6045(Top 55%)6045(Top 509%)
Finish26.22 mi1.02 mi14880+1025313+215313+2112753(Top 50%)4841(Top 44%)4841(Top 408%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21story building
+97ft-345ft

Overall

15275

Females

5133

F50-54

5133

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

15977

Females

5519

F50-54

5519

10K→15K

6.2 - 9.3 mi

Top 60%
×3story building
+67ft-78ft

Overall

15275

Females

5133

F50-54

5133

15K→20K

9.3 - 12.4 mi

Top 59%
×5story building
+106ft-86ft

Overall

15146

Females

5099

F50-54

5099

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

15476

Females

5319

F50-54

5319

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

14341

Females

4800

F50-54

4800

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

15661

Females

5776

F50-54

5776

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

14221

Females

5247

F50-54

5247

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

12785

Females

4678

F50-54

4678

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

15939

Females

6314

F50-54

6314

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

14256

Females

5550

F50-54

5550

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

14420

Females

5660

F50-54

5660

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

13486

Females

5279

F50-54

5279

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15036

Females

6045

F50-54

6045

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

12753

Females

4841

F50-54

4841

Passing Analysis

Category:
Athletes Passed
2846
Passed By
1280
Net Change
+1566
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16446
5K10K442162+280#16446#16166
10K15K45365+388#16166#15778
15K20K345127+218#15778#15560
20KHalf4231+11#15560#15549
Half25K349100+249#15549#15300
25K30K241314-73#15300#15373
30K20M14873+75#15373#15298
20M21M20141+160#15298#15138
21M35K59101-42#15138#15180
35K23M13784+53#15180#15127
23M24M11271+41#15127#15086
24M40K13738+99#15086#14987
40K25.2M5146+5#14987#14982
25.2MFinish12927+102#14982#14880
TOTALS28461280+1566
📊

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