Ying Ji

Bib: 21920F

PA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:37
Rank: #15790
Start5K
8:15/mi
25:37 split
10K· 6.21 mi
51:19
Rank: #16237 (-447)
5K10K
8:16/mi
25:42 split
15K· 9.32 mi
1:17:32
Rank: #16652 (-415)
10K15K
8:26/mi
26:13 split
20K· 12.43 mi
1:44:16
Rank: #16864 (-212)
15K20K
8:36/mi
26:44 split
Half· 13.11 mi
1:50:04
Rank: #16920 (-56)
20KHalf
8:30/mi
5:48 split
25K· 15.53 mi
2:11:07
Rank: #16981 (-61)
Half25K
8:41/mi
21:03 split
30K· 18.64 mi
2:39:14
Rank: #17015 (-34)
25K30K
9:03/mi
28:07 split
20M
2:51:41
Rank: #17032 (-17)
30K20M
9:10/mi
12:27 split
21M
3:01:48
Rank: #17139 (-107)
20M21M
10:07/mi
10:07 split
35K· 21.75 mi
3:08:47
Rank: #17230 (-91)
21M35K
9:20/mi
6:59 split
23M
3:20:51
Rank: #17366 (-136)
35K23M
9:38/mi
12:04 split
24M
3:30:16
Rank: #17459 (-93)
23M24M
9:25/mi
9:25 split
40K· 24.85 mi
3:38:23
Rank: #17536 (-77)
24M40K
9:30/mi
8:07 split
25.2M
3:41:59
Rank: #17575 (-39)
40K25.2M
10:26/mi
3:36 split
Finish· 26.22 mi
3:51:39
Rank: #17700 (-125)
25.2MFinish
9:29/mi
9:40 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:04
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time2:01:35
Pace9:16 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:1525:378:1525:37
8:15
-
10K
6.21 mi11:49:5751:198:1625:42
8:16
+0:01
15K
9.32 mi12:16:101:17:328:1926:13
8:26
+0:10
20K
12.43 mi12:42:541:44:168:2326:44
8:36
+0:10
Half
13.11 mi12:48:421:50:048:245:48
8:30
-0:06
25K
15.53 mi13:09:452:11:078:2621:03
8:41
+0:11
30K
18.64 mi13:37:522:39:148:3328:07
9:03
+0:22
20M
20.00 mi13:50:192:51:418:3512:27
9:10
+0:07
21M
21.00 mi14:00:263:01:488:3910:07
10:07
+0:57
35K
21.75 mi14:07:253:08:478:416:59
9:20
-0:47
23M
23.00 mi14:19:293:20:518:4412:04
9:38
+0:18
24M
24.00 mi14:28:543:30:168:469:25
9:25
-0:13
40K
24.85 mi14:37:013:38:238:478:07
9:30
+0:05
25.2M
25.20 mi14:40:373:41:598:493:36
10:26
+0:56
Finish
26.22 mi14:50:173:51:398:509:40
9:29
-0:57

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

8:15 /mi

Average Pace

8:50 /mi

Slowest Pace

10:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:07

57% of race

Time at Steady Pace

1:06:38

29% of race

Time at Slower Pace

33:54

15% of race

Average Pace: 8:50 /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 mi11:24:1525:378:1525:37
8:15
#15790
10K
6.21 mi11:49:5751:198:1625:42
8:16
#16237
15K
9.32 mi12:16:101:17:328:1926:13
8:26
#16652
20K
12.43 mi12:42:541:44:168:2326:44
8:36
#16864
Half
13.11 mi12:48:421:50:048:245:48
8:30
#16920
25K
15.53 mi13:09:452:11:078:2621:03
8:41
#16981
30K
18.64 mi13:37:522:39:148:3328:07
9:03
#17015
20M
20.00 mi13:50:192:51:418:3512:27
9:10
#17032
21M
21.00 mi14:00:263:01:488:3910:07
10:07
#17139
35K
21.75 mi14:07:253:08:478:416:59
9:20
#17230
23M
23.00 mi14:19:293:20:518:4412:04
9:38
#17366
24M
24.00 mi14:28:543:30:168:469:25
9:25
#17459
40K
24.85 mi14:37:013:38:238:478:07
9:30
#17536
25.2M
25.20 mi14:40:373:41:598:493:36
10:26
#17575
Finish
26.22 mi14:50:173:51:398:509:40
9:29
#17700
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi157905150515017399(Top 65%)6158(Top 54%)6158(Top 339%)
10K6.21 mi3.10 mi16237-4475419-2695419-26916747(Top 63%)5719(Top 50%)5719(Top 315%)
15K9.32 mi3.11 mi16652-4155698-2795698-27917399(Top 65%)6158(Top 54%)6158(Top 339%)
20K12.43 mi3.11 mi16864-2125846-1485846-14817531(Top 66%)6248(Top 55%)6248(Top 344%)
Half13.11 mi0.68 mi16920-565879-335879-3317759(Top 67%)6337(Top 55%)6337(Top 349%)
25K15.53 mi2.42 mi16981-615932-535932-5317298(Top 65%)6171(Top 54%)6171(Top 340%)
30K18.64 mi3.11 mi17015-345971-395971-3917446(Top 66%)6325(Top 55%)6325(Top 348%)
20M20.00 mi1.36 mi17032-175987-165987-1617377(Top 65%)6376(Top 56%)6376(Top 351%)
21M21.00 mi1.00 mi17139-1076073-866073-8618466(Top 69%)7034(Top 62%)7034(Top 387%)
35K21.75 mi0.75 mi17230-916144-716144-7119296(Top 72%)7537(Top 66%)7537(Top 415%)
23M23.00 mi1.25 mi17366-1366238-946238-9418865(Top 71%)7328(Top 64%)7328(Top 403%)
24M24.00 mi1.00 mi17459-936301-636301-6318914(Top 71%)7393(Top 65%)7393(Top 407%)
40K24.85 mi0.85 mi17536-776365-646365-6418315(Top 69%)7107(Top 62%)7107(Top 391%)
25.2M25.20 mi0.35 mi17575-396396-316396-3118920(Top 71%)7461(Top 65%)7461(Top 411%)
Finish26.22 mi1.02 mi17700-1256475-796475-7920066(Top 75%)8034(Top 70%)8034(Top 442%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21story building
+97ft-345ft

Overall

17399

Females

6158

F45-49

6158

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

16747

Females

5719

F45-49

5719

10K→15K

6.2 - 9.3 mi

Top 65%
×3story building
+67ft-78ft

Overall

17399

Females

6158

F45-49

6158

15K→20K

9.3 - 12.4 mi

Top 66%
×5story building
+106ft-86ft

Overall

17531

Females

6248

F45-49

6248

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

17759

Females

6337

F45-49

6337

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

17298

Females

6171

F45-49

6171

25K→30K

15.5 - 18.6 mi

Top 66%
×9story building
+181ft-148ft

Overall

17446

Females

6325

F45-49

6325

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

17377

Females

6376

F45-49

6376

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

18466

Females

7034

F45-49

7034

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

19296

Females

7537

F45-49

7537

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

18865

Females

7328

F45-49

7328

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

18914

Females

7393

F45-49

7393

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18315

Females

7107

F45-49

7107

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18920

Females

7461

F45-49

7461

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

20066

Females

8034

F45-49

8034

Passing Analysis

Category:
Athletes Passed
901
Passed By
2811
Net Change
-1910
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15790
5K10K134581-447#15790#16237
10K15K79494-415#16237#16652
15K20K110322-212#16652#16864
20KHalf1268-56#16864#16920
Half25K96157-61#16920#16981
25K30K164198-34#16981#17015
30K20M7390-17#17015#17032
20M21M50157-107#17032#17139
21M35K22113-91#17139#17230
35K23M44180-136#17230#17366
23M24M35128-93#17366#17459
24M40K41118-77#17459#17536
40K25.2M2059-39#17536#17575
25.2MFinish21146-125#17575#17700
TOTALS9012811-1910
📊

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