Jin Cao

Bib: 22509F

NH

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
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:45
Rank: #20527
Start5K
8:37/mi
26:45 split
10K· 6.21 mi
54:48
Rank: #21554 (-1027)
5K10K
9:02/mi
28:03 split
15K· 9.32 mi
1:23:16
Rank: #21990 (-436)
10K15K
9:10/mi
28:28 split
20K· 12.43 mi
1:52:23
Rank: #22124 (-134)
15K20K
9:22/mi
29:07 split
Half· 13.11 mi
1:58:38
Rank: #22138 (-14)
20KHalf
9:10/mi
6:15 split
25K· 15.53 mi
2:21:24
Rank: #22011 (+127)
Half25K
9:23/mi
22:46 split
30K· 18.64 mi
2:51:54
Rank: #21863 (+148)
25K30K
9:49/mi
30:30 split
20M
3:05:09
Rank: #21711 (+152)
30K20M
9:45/mi
13:15 split
21M
3:15:32
Rank: #21584 (+127)
20M21M
10:23/mi
10:23 split
35K· 21.75 mi
3:22:44
Rank: #21551 (+33)
21M35K
9:37/mi
7:12 split
23M
3:34:38
Rank: #21359 (+192)
35K23M
9:30/mi
11:54 split
24M
3:43:55
Rank: #21244 (+115)
23M24M
9:17/mi
9:17 split
40K· 24.85 mi
3:52:07
Rank: #21158 (+86)
24M40K
9:35/mi
8:12 split
25.2M
3:55:44
Rank: #21102 (+56)
40K25.2M
10:29/mi
3:37 split
Finish· 26.22 mi
4:05:08
Rank: #21072 (+30)
25.2MFinish
9:13/mi
9:24 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:38
Pace9:03 /mi
2nd Half
Distance13.11 mi
Time2:06:30
Pace9:39 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:3526:458:3726:45
8:37
-
10K
6.21 mi11:23:3854:488:4928:03
9:02
+0:25
15K
9.32 mi11:52:061:23:168:5628:28
9:10
+0:08
20K
12.43 mi12:21:131:52:239:0329:07
9:22
+0:12
Half
13.11 mi12:27:281:58:389:036:15
9:10
-0:12
25K
15.53 mi12:50:142:21:249:0622:46
9:23
+0:13
30K
18.64 mi13:20:442:51:549:1330:30
9:49
+0:26
20M
20.00 mi13:33:593:05:099:1513:15
9:45
-0:04
21M
21.00 mi13:44:223:15:329:1910:23
10:23
+0:38
35K
21.75 mi13:51:343:22:449:197:12
9:37
-0:46
23M
23.00 mi14:03:283:34:389:2011:54
9:30
-0:07
24M
24.00 mi14:12:453:43:559:209:17
9:17
-0:13
40K
24.85 mi14:20:573:52:079:208:12
9:35
+0:18
25.2M
25.20 mi14:24:343:55:449:213:37
10:29
+0:54
Finish
26.22 mi14:33:584:05:089:219:24
9:13
-1:16

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

8:37 /mi

Average Pace

9:21 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

54:48

22% of race

Time at Steady Pace

2:12:35

54% of race

Time at Slower Pace

57:45

24% of race

Average Pace: 9:21 /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 mi10:55:3526:458:3726:45
8:37
#20527
10K
6.21 mi11:23:3854:488:4928:03
9:02
#21554
15K
9.32 mi11:52:061:23:168:5628:28
9:10
#21990
20K
12.43 mi12:21:131:52:239:0329:07
9:22
#22124
Half
13.11 mi12:27:281:58:389:036:15
9:10
#22138
25K
15.53 mi12:50:142:21:249:0622:46
9:23
#22011
30K
18.64 mi13:20:442:51:549:1330:30
9:49
#21863
20M
20.00 mi13:33:593:05:099:1513:15
9:45
#21711
21M
21.00 mi13:44:223:15:329:1910:23
10:23
#21584
35K
21.75 mi13:51:343:22:449:197:12
9:37
#21551
23M
23.00 mi14:03:283:34:389:2011:54
9:30
#21359
24M
24.00 mi14:12:453:43:559:209:17
9:17
#21244
40K
24.85 mi14:20:573:52:079:208:12
9:35
#21158
25.2M
25.20 mi14:24:343:55:449:213:37
10:29
#21102
Finish
26.22 mi14:33:584:05:089:219:24
9:13
#21072
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi205277822782222726(Top 80%)8959(Top 73%)8959(Top 901%)
10K6.21 mi3.10 mi21554-10278368-5468368-54622502(Top 79%)8866(Top 73%)8866(Top 892%)
15K9.32 mi3.11 mi21990-4368598-2308598-23022726(Top 80%)8959(Top 73%)8959(Top 901%)
20K12.43 mi3.11 mi22124-1348665-678665-6722487(Top 79%)8855(Top 72%)8855(Top 891%)
Half13.11 mi0.68 mi22138-148672-78672-722462(Top 79%)8853(Top 72%)8853(Top 891%)
25K15.53 mi2.42 mi22011+1278613+598613+5921515(Top 76%)8368(Top 68%)8368(Top 842%)
30K18.64 mi3.11 mi21863+1488547+668547+6621050(Top 74%)8255(Top 68%)8255(Top 830%)
20M20.00 mi1.36 mi21711+1528471+768471+7620136(Top 71%)7876(Top 64%)7876(Top 792%)
21M21.00 mi1.00 mi21584+1278435+368435+3619666(Top 69%)7723(Top 63%)7723(Top 777%)
35K21.75 mi0.75 mi21551+338429+68429+620785(Top 73%)8386(Top 69%)8386(Top 844%)
23M23.00 mi1.25 mi21359+1928352+778352+7718745(Top 66%)7380(Top 60%)7380(Top 742%)
24M24.00 mi1.00 mi21244+1158315+378315+3718777(Top 66%)7434(Top 61%)7434(Top 748%)
40K24.85 mi0.85 mi21158+868288+278288+2719084(Top 67%)7677(Top 63%)7677(Top 772%)
25.2M25.20 mi0.35 mi21102+568266+228266+2219014(Top 67%)7653(Top 63%)7653(Top 770%)
Finish26.22 mi1.02 mi21072+308265+18265+120082(Top 71%)8197(Top 67%)8197(Top 825%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21stories
+97ft-345ft

Overall

22726

Females

8959

F55-59

8959

5K→10K

3.1 - 6.2 mi

Top 79%
×5stories
+79ft-138ft

Overall

22502

Females

8866

F55-59

8866

10K→15K

6.2 - 9.3 mi

Top 80%
×3stories
+67ft-78ft

Overall

22726

Females

8959

F55-59

8959

15K→20K

9.3 - 12.4 mi

Top 79%
×5stories
+106ft-86ft

Overall

22487

Females

8855

F55-59

8855

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

22462

Females

8853

F55-59

8853

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

21515

Females

8368

F55-59

8368

25K→30K

15.5 - 18.6 mi

Top 74%
×9stories
+181ft-148ft

Overall

21050

Females

8255

F55-59

8255

30K→20M

18.6 - 20.0 mi

Top 71%
×5stories
+64ft-50ft

Overall

20136

Females

7876

F55-59

7876

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

19666

Females

7723

F55-59

7723

21M→35K

21.0 - 21.8 mi

Top 73%
×7stories
+17ft-86ft

Overall

20785

Females

8386

F55-59

8386

35K→23M

21.8 - 23.0 mi

Top 66%
×5stories
+23ft-63ft

Overall

18745

Females

7380

F55-59

7380

23M→24M

23.0 - 24.0 mi

Top 66%
×6stories
+12ft-82ft

Overall

18777

Females

7434

F55-59

7434

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

19084

Females

7677

F55-59

7677

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

19014

Females

7653

F55-59

7653

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

20082

Females

8197

F55-59

8197

Passing Analysis

Category:
Athletes Passed
1712
Passed By
2257
Net Change
-545
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20527
5K10K421069-1027#20527#21554
10K15K89525-436#21554#21990
15K20K146280-134#21990#22124
20KHalf3246-14#22124#22138
Half25K20477+127#22138#22011
25K30K265117+148#22011#21863
30K20M18028+152#21863#21711
20M21M14821+127#21711#21584
21M35K6128+33#21584#21551
35K23M20614+192#21551#21359
23M24M1249+115#21359#21244
24M40K9711+86#21244#21158
40K25.2M604+56#21158#21102
25.2MFinish5828+30#21102#21072
TOTALS17122257-545
📊

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