Jie Zhang

Bib: 14719F

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:40
Rank: #18235
Start5K
26:40 | 8:35/mi
10K· 6.21 mi
55:44
Rank: #19775 (-1540)
5K10K
29:04 | 9:21/mi
15K· 9.32 mi
1:26:09
Rank: #20467 (-692)
10K15K
30:25 | 9:47/mi
20K· 12.43 mi
1:59:12
Rank: #20925 (-458)
15K20K
33:03 | 10:38/mi
Half· 13.11 mi
2:06:25
Rank: #21032 (-107)
20KHalf
7:13 | 10:35/mi
25K· 15.53 mi
2:34:44
Rank: #21379 (-347)
Half25K
28:19 | 11:41/mi
30K· 18.64 mi
3:13:01
Rank: #21648 (-269)
25K30K
38:17 | 12:19/mi
20M
3:30:01
Rank: #21689 (-41)
30K20M
17:00 | 12:31/mi
21M
3:42:54
Rank: #21641 (+48)
20M21M
12:53 | 12:53/mi
35K· 21.75 mi
3:51:21
Rank: #21585 (+56)
21M35K
8:27 | 11:18/mi
23M
4:06:32
Rank: #21534 (+51)
35K23M
15:11 | 12:08/mi
24M
4:17:29
Rank: #21418 (+116)
23M24M
10:57 | 10:57/mi
40K· 24.85 mi
4:28:20
Rank: #21442 (-24)
24M40K
10:51 | 12:41/mi
25.2M
4:33:45
Rank: #21494 (-52)
40K25.2M
5:25 | 15:42/mi
Finish· 26.22 mi
4:44:22
Rank: #21443 (+51)
25.2MFinish
10:37 | 10:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:25
Pace9:39 /mi
2nd Half
Distance13.11 mi
Time2:37:57
Pace12:03 /mi
📊Positive Split: 24.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:59:0426:408:3526:40
8:35
-
10K
6.21 mi11:28:0855:448:5829:04
9:21
+0:46
15K
9.32 mi11:58:331:26:099:1530:25
9:47
+0:26
20K
12.43 mi12:31:361:59:129:3633:03
10:38
+0:51
Half
13.11 mi12:38:492:06:259:397:13
10:35
-0:03
25K
15.53 mi13:07:082:34:449:5828:19
11:41
+1:06
30K
18.64 mi13:45:253:13:0110:2138:17
12:19
+0:38
20M
20.00 mi14:02:253:30:0110:3017:00
12:31
+0:12
21M
21.00 mi14:15:183:42:5410:3712:53
12:53
+0:22
35K
21.75 mi14:23:453:51:2110:388:27
11:18
-1:35
23M
23.00 mi14:38:564:06:3210:4315:11
12:08
+0:50
24M
24.00 mi14:49:534:17:2910:4410:57
10:57
-1:11
40K
24.85 mi15:00:444:28:2010:4810:51
12:41
+1:44
25.2M
25.20 mi15:06:094:33:4510:525:25
15:42
+3:01
Finish
26.22 mi15:16:464:44:2210:5110:37
10:25
-5:17

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

8:35 /mi

Average Pace

10:51 /mi

Slowest Pace

15:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:46

34% of race

Time at Steady Pace

1:43:10

36% of race

Time at Slower Pace

1:24:26

30% of race

Average Pace: 10:51 /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 mi10:59:0426:408:3526:40
8:35
#18235
10K
6.21 mi11:28:0855:448:5829:04
9:21
#19775
15K
9.32 mi11:58:331:26:099:1530:25
9:47
#20467
20K
12.43 mi12:31:361:59:129:3633:03
10:38
#20925
Half
13.11 mi12:38:492:06:259:397:13
10:35
#21032
25K
15.53 mi13:07:082:34:449:5828:19
11:41
#21379
30K
18.64 mi13:45:253:13:0110:2138:17
12:19
#21648
20M
20.00 mi14:02:253:30:0110:3017:00
12:31
#21689
21M
21.00 mi14:15:183:42:5410:3712:53
12:53
#21641
35K
21.75 mi14:23:453:51:2110:388:27
11:18
#21585
23M
23.00 mi14:38:564:06:3210:4315:11
12:08
#21534
24M
24.00 mi14:49:534:17:2910:4410:57
10:57
#21418
40K
24.85 mi15:00:444:28:2010:4810:51
12:41
#21442
25.2M
25.20 mi15:06:094:33:4510:525:25
15:42
#21494
Finish
26.22 mi15:16:464:44:2210:5110:37
10:25
#21443
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi182356905690521419(Top 84%)8558(Top 78%)8558(Top 488%)
10K6.21 mi3.10 mi19775-15407747-8427747-84220968(Top 82%)8354(Top 76%)8354(Top 477%)
15K9.32 mi3.11 mi20467-6928072-3258072-32521419(Top 84%)8558(Top 78%)8558(Top 488%)
20K12.43 mi3.11 mi20925-4588314-2428314-24221952(Top 86%)8884(Top 81%)8884(Top 507%)
Half13.11 mi0.68 mi21032-1078373-598373-5922828(Top 89%)9404(Top 86%)9404(Top 536%)
25K15.53 mi2.42 mi21379-3478580-2078580-20722692(Top 89%)9377(Top 86%)9377(Top 535%)
30K18.64 mi3.11 mi21648-2698786-2068786-20622465(Top 88%)9388(Top 86%)9388(Top 536%)
20M20.00 mi1.36 mi21689-418837-518837-5122207(Top 87%)9359(Top 86%)9359(Top 534%)
21M21.00 mi1.00 mi21641+488822+158822+1520540(Top 80%)8597(Top 79%)8597(Top 490%)
35K21.75 mi0.75 mi21585+568813+98813+920451(Top 80%)8572(Top 78%)8572(Top 489%)
23M23.00 mi1.25 mi21534+518805+88805+821018(Top 82%)8899(Top 81%)8899(Top 508%)
24M24.00 mi1.00 mi21418+1168770+358770+3519121(Top 75%)8027(Top 73%)8027(Top 458%)
40K24.85 mi0.85 mi21442-248804-348804-3421784(Top 85%)9369(Top 86%)9369(Top 534%)
25.2M25.20 mi0.35 mi21494-528839-358839-3523824(Top 93%)10295(Top 94%)10295(Top 587%)
Finish26.22 mi1.02 mi21443+518832+78832+719794(Top 77%)8378(Top 77%)8378(Top 478%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21stories
+97ft-345ft

Overall

21419

Females

8558

F45-49

8558

5K→10K

3.1 - 6.2 mi

Top 82%
×5stories
+79ft-138ft

Overall

20968

Females

8354

F45-49

8354

10K→15K

6.2 - 9.3 mi

Top 84%
×3stories
+67ft-78ft

Overall

21419

Females

8558

F45-49

8558

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

21952

Females

8884

F45-49

8884

20K→Half

12.4 - 13.1 mi

Top 89%
×2stories
+19ft-37ft

Overall

22828

Females

9404

F45-49

9404

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

22692

Females

9377

F45-49

9377

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

22465

Females

9388

F45-49

9388

30K→20M

18.6 - 20.0 mi

Top 87%
×5stories
+64ft-50ft

Overall

22207

Females

9359

F45-49

9359

20M→21M

20.0 - 21.0 mi

Top 80%
×8stories
+106ft-24ft

Overall

20540

Females

8597

F45-49

8597

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

20451

Females

8572

F45-49

8572

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

21018

Females

8899

F45-49

8899

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

19121

Females

8027

F45-49

8027

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

21784

Females

9369

F45-49

9369

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

23824

Females

10295

F45-49

10295

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

19794

Females

8378

F45-49

8378

Passing Analysis

Category:
Athletes Passed
900
Passed By
4108
Net Change
-3208
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18235
5K10K241564-1540#18235#19775
10K15K66758-692#19775#20467
15K20K59517-458#20467#20925
20KHalf8115-107#20925#21032
Half25K69416-347#21032#21379
25K30K91360-269#21379#21648
30K20M72113-41#21648#21689
20M21M9345+48#21689#21641
21M35K7620+56#21641#21585
35K23M9544+51#21585#21534
23M24M1248+116#21534#21418
24M40K3660-24#21418#21442
40K25.2M860-52#21442#21494
25.2MFinish7928+51#21494#21443
TOTALS9004108-3208
📊

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