Xiaoyun Chen

Bib: 14023F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 40%
Gender (Female)
#0 / 12228
Top 24%
Masters (Masters Women)
#0 / 6759
Top 10%
Division (F50-54)
#0 / 1303
Top 5%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:23
Rank: #12477
Start5K
7:32/mi
23:23 split
10K· 6.21 mi
46:54
Rank: #12558 (-81)
5K10K
7:34/mi
23:31 split
15K· 9.32 mi
1:10:18
Rank: #12353 (+205)
10K15K
7:32/mi
23:24 split
20K· 12.43 mi
1:34:21
Rank: #12426 (-73)
15K20K
7:44/mi
24:03 split
Half· 13.11 mi
1:39:32
Rank: #12432 (-6)
20KHalf
7:36/mi
5:11 split
25K· 15.53 mi
1:58:24
Rank: #12371 (+61)
Half25K
7:47/mi
18:52 split
30K· 18.64 mi
2:23:04
Rank: #12037 (+334)
25K30K
7:56/mi
24:40 split
20M
2:34:00
Rank: #11918 (+119)
30K20M
8:03/mi
10:56 split
21M
2:42:35
Rank: #11832 (+86)
20M21M
8:35/mi
8:35 split
35K· 21.75 mi
2:48:28
Rank: #11798 (+34)
21M35K
7:52/mi
5:53 split
23M
2:58:36
Rank: #11694 (+104)
35K23M
8:06/mi
10:08 split
24M
3:06:22
Rank: #11557 (+137)
23M24M
7:46/mi
7:46 split
40K· 24.85 mi
3:13:07
Rank: #11437 (+120)
24M40K
7:54/mi
6:45 split
25.2M
3:16:08
Rank: #11384 (+53)
40K25.2M
8:45/mi
3:01 split
Finish· 26.22 mi
3:23:58
Rank: #11326 (+58)
25.2MFinish
7:41/mi
7:50 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:32
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:44:26
Pace7:58 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:3023:237:3223:23
7:32
-
10K
6.21 mi11:19:0146:547:3323:31
7:34
+0:02
15K
9.32 mi11:42:251:10:187:3323:24
7:32
-0:02
20K
12.43 mi12:06:281:34:217:3624:03
7:44
+0:12
Half
13.11 mi12:11:391:39:327:365:11
7:36
-0:08
25K
15.53 mi12:30:311:58:247:3718:52
7:47
+0:11
30K
18.64 mi12:55:112:23:047:4024:40
7:56
+0:09
20M
20.00 mi13:06:072:34:007:4210:56
8:03
+0:07
21M
21.00 mi13:14:422:42:357:458:35
8:35
+0:32
35K
21.75 mi13:20:352:48:287:455:53
7:52
-0:43
23M
23.00 mi13:30:432:58:367:4610:08
8:06
+0:14
24M
24.00 mi13:38:293:06:227:467:46
7:46
-0:20
40K
24.85 mi13:45:143:13:077:466:45
7:54
+0:08
25.2M
25.20 mi13:48:153:16:087:473:01
8:45
+0:51
Finish
26.22 mi13:56:053:23:587:477:50
7:41
-1:04

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

7:32 /mi

Average Pace

7:47 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:12:22

94% of race

Time at Steady Pace

11:36

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:47 /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 mi10:55:3023:237:3223:23
7:32
#12477
10K
6.21 mi11:19:0146:547:3323:31
7:34
#12558
15K
9.32 mi11:42:251:10:187:3323:24
7:32
#12353
20K
12.43 mi12:06:281:34:217:3624:03
7:44
#12426
Half
13.11 mi12:11:391:39:327:365:11
7:36
#12432
25K
15.53 mi12:30:311:58:247:3718:52
7:47
#12371
30K
18.64 mi12:55:112:23:047:4024:40
7:56
#12037
20M
20.00 mi13:06:072:34:007:4210:56
8:03
#11918
21M
21.00 mi13:14:422:42:357:458:35
8:35
#11832
35K
21.75 mi13:20:352:48:287:455:53
7:52
#11798
23M
23.00 mi13:30:432:58:367:4610:08
8:06
#11694
24M
24.00 mi13:38:293:06:227:467:46
7:46
#11557
40K
24.85 mi13:45:143:13:077:466:45
7:54
#11437
25.2M
25.20 mi13:48:153:16:087:473:01
8:45
#11384
Finish
26.22 mi13:56:053:23:587:477:50
7:41
#11326
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi124773054305412061(Top 42%)2937(Top 24%)2937(Top 225%)
10K6.21 mi3.10 mi12558-813103-493103-4912760(Top 45%)3232(Top 26%)3232(Top 248%)
15K9.32 mi3.11 mi12353+2053024+793024+7912061(Top 42%)2937(Top 24%)2937(Top 225%)
20K12.43 mi3.11 mi12426-733102-783102-7812768(Top 45%)3417(Top 28%)3417(Top 262%)
Half13.11 mi0.68 mi12432-63112-103112-1012583(Top 44%)3267(Top 27%)3267(Top 251%)
25K15.53 mi2.42 mi12371+613116-43116-412194(Top 43%)3215(Top 26%)3215(Top 247%)
30K18.64 mi3.11 mi12037+3343016+1003016+10010965(Top 39%)2766(Top 23%)2766(Top 212%)
20M20.00 mi1.36 mi11918+1192985+312985+3110767(Top 38%)2814(Top 23%)2814(Top 216%)
21M21.00 mi1.00 mi11832+862986-12986-111002(Top 39%)3097(Top 25%)3097(Top 238%)
35K21.75 mi0.75 mi11798+342988-22988-211324(Top 40%)3276(Top 27%)3276(Top 251%)
23M23.00 mi1.25 mi11694+1042976+122976+1210722(Top 38%)3094(Top 25%)3094(Top 237%)
24M24.00 mi1.00 mi11557+1372947+292947+299609(Top 34%)2615(Top 21%)2615(Top 201%)
40K24.85 mi0.85 mi11437+1202923+242923+249467(Top 33%)2668(Top 22%)2668(Top 205%)
25.2M25.20 mi0.35 mi11384+532916+72916+710350(Top 36%)3186(Top 26%)3186(Top 245%)
Finish26.22 mi1.02 mi11326+582915+12915+110634(Top 37%)3279(Top 27%)3279(Top 252%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

12061

Females

2937

F50-54

2937

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

12760

Females

3232

F50-54

3232

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

12061

Females

2937

F50-54

2937

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

12768

Females

3417

F50-54

3417

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

12583

Females

3267

F50-54

3267

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

12194

Females

3215

F50-54

3215

25K→30K

15.5 - 18.6 mi

Top 39%
×9stories
+181ft-148ft

Overall

10965

Females

2766

F50-54

2766

30K→20M

18.6 - 20.0 mi

Top 38%
×5stories
+64ft-50ft

Overall

10767

Females

2814

F50-54

2814

20M→21M

20.0 - 21.0 mi

Top 39%
×8stories
+106ft-24ft

Overall

11002

Females

3097

F50-54

3097

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

11324

Females

3276

F50-54

3276

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10722

Females

3094

F50-54

3094

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

9609

Females

2615

F50-54

2615

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

9467

Females

2668

F50-54

2668

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

10350

Females

3186

F50-54

3186

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

10634

Females

3279

F50-54

3279

Passing Analysis

Category:
Athletes Passed
2345
Passed By
1194
Net Change
+1151
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12477
5K10K243324-81#12477#12558
10K15K30297+205#12558#12353
15K20K165238-73#12353#12426
20KHalf2834-6#12426#12432
Half25K183122+61#12432#12371
25K30K40773+334#12371#12037
30K20M17253+119#12037#11918
20M21M14357+86#11918#11832
21M35K6834+34#11832#11798
35K23M15854+104#11798#11694
23M24M16225+137#11694#11557
24M40K14525+120#11557#11437
40K25.2M6411+53#11437#11384
25.2MFinish10547+58#11384#11326
TOTALS23451194+1151
📊

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