Xiaobin Liu

Bib: 29342M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 46%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 49%
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:20
Rank: #19743
Start5K
26:20 | 8:29/mi
10K· 6.21 mi
50:55
Rank: #17942 (+1801)
5K10K
24:35 | 7:55/mi
15K· 9.32 mi
1:15:28
Rank: #17049 (+893)
10K15K
24:33 | 7:54/mi
20K· 12.43 mi
1:40:00
Rank: #16290 (+759)
15K20K
24:32 | 7:54/mi
Half· 13.11 mi
1:45:21
Rank: #16195 (+95)
20KHalf
5:21 | 7:50/mi
25K· 15.53 mi
2:04:19
Rank: #15558 (+637)
Half25K
18:58 | 7:49/mi
30K· 18.64 mi
2:29:24
Rank: #14848 (+710)
25K30K
25:05 | 8:04/mi
20M
2:40:19
Rank: #14453 (+395)
30K20M
10:55 | 8:02/mi
21M
2:48:46
Rank: #14151 (+302)
20M21M
8:27 | 8:27/mi
35K· 21.75 mi
2:54:38
Rank: #14011 (+140)
21M35K
5:52 | 7:51/mi
23M
3:04:34
Rank: #13704 (+307)
35K23M
9:56 | 7:56/mi
24M
3:12:21
Rank: #13506 (+198)
23M24M
7:47 | 7:47/mi
40K· 24.85 mi
3:18:59
Rank: #13303 (+203)
24M40K
6:38 | 7:45/mi
25.2M
3:21:59
Rank: #13237 (+66)
40K25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:29:35
Rank: #13105 (+132)
25.2MFinish
7:36 | 7:27/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:45:21
Pace8:02 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:44:14
Pace7:57 /mi
📊Negative Split: 1.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:0826:208:2926:20
8:29
-
10K
6.21 mi12:12:4350:558:1224:35
7:55
-0:34
15K
9.32 mi12:37:161:15:288:0624:33
7:54
-0:01
20K
12.43 mi13:01:481:40:008:0324:32
7:54
0:00
Half
13.11 mi13:07:091:45:218:025:21
7:50
-0:04
25K
15.53 mi13:26:072:04:198:0018:58
7:49
-0:01
30K
18.64 mi13:51:122:29:248:0125:05
8:04
+0:15
20M
20.00 mi14:02:072:40:198:0110:55
8:02
-0:02
21M
21.00 mi14:10:342:48:468:028:27
8:27
+0:25
35K
21.75 mi14:16:262:54:388:025:52
7:51
-0:36
23M
23.00 mi14:26:223:04:348:019:56
7:56
+0:05
24M
24.00 mi14:34:093:12:218:017:47
7:47
-0:09
40K
24.85 mi14:40:473:18:598:006:38
7:45
-0:02
25.2M
25.20 mi14:43:473:21:598:013:00
8:42
+0:57
Finish
26.22 mi14:51:233:29:358:007:36
7:27
-1:15

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

7:27 /mi

Average Pace

8:00 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:48

82% of race

Time at Steady Pace

37:47

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:00 /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 mi11:48:0826:208:2926:20
8:29
#19743
10K
6.21 mi12:12:4350:558:1224:35
7:55
#17942
15K
9.32 mi12:37:161:15:288:0624:33
7:54
#17049
20K
12.43 mi13:01:481:40:008:0324:32
7:54
#16290
Half
13.11 mi13:07:091:45:218:025:21
7:50
#16195
25K
15.53 mi13:26:072:04:198:0018:58
7:49
#15558
30K
18.64 mi13:51:122:29:248:0125:05
8:04
#14848
20M
20.00 mi14:02:072:40:198:0110:55
8:02
#14453
21M
21.00 mi14:10:342:48:468:028:27
8:27
#14151
35K
21.75 mi14:16:262:54:388:025:52
7:51
#14011
23M
23.00 mi14:26:223:04:348:019:56
7:56
#13704
24M
24.00 mi14:34:093:12:218:017:47
7:47
#13506
40K
24.85 mi14:40:473:18:598:006:38
7:45
#13303
25.2M
25.20 mi14:43:473:21:598:013:00
8:42
#13237
Finish
26.22 mi14:51:233:29:358:007:36
7:27
#13105
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi19743123261232615239(Top 54%)10478(Top 65%)10478(Top 525%)
10K6.21 mi3.10 mi17942+180111599+72711599+72715736(Top 55%)10717(Top 67%)10717(Top 537%)
15K9.32 mi3.11 mi17049+89311251+34811251+34815239(Top 54%)10478(Top 65%)10478(Top 525%)
20K12.43 mi3.11 mi16290+75910920+33110920+33114043(Top 49%)9884(Top 61%)9884(Top 495%)
Half13.11 mi0.68 mi16195+9510874+4610874+4614531(Top 51%)10112(Top 63%)10112(Top 507%)
25K15.53 mi2.42 mi15558+63710590+28410590+28412528(Top 44%)9084(Top 56%)9084(Top 455%)
30K18.64 mi3.11 mi14848+71010211+37910211+37911904(Top 42%)8627(Top 54%)8627(Top 432%)
20M20.00 mi1.36 mi14453+39510017+19410017+19410667(Top 38%)7875(Top 49%)7875(Top 395%)
21M21.00 mi1.00 mi14151+3029860+1579860+15710157(Top 36%)7454(Top 46%)7454(Top 373%)
35K21.75 mi0.75 mi14011+1409777+839777+8311123(Top 39%)7934(Top 49%)7934(Top 397%)
23M23.00 mi1.25 mi13704+3079602+1759602+1759536(Top 34%)7007(Top 44%)7007(Top 351%)
24M24.00 mi1.00 mi13506+1989490+1129490+1129682(Top 34%)7014(Top 44%)7014(Top 351%)
40K24.85 mi0.85 mi13303+2039368+1229368+1228483(Top 30%)6257(Top 39%)6257(Top 313%)
25.2M25.20 mi0.35 mi13237+669327+419327+419987(Top 35%)6963(Top 43%)6963(Top 349%)
Finish26.22 mi1.02 mi13105+1329248+799248+798895(Top 31%)6395(Top 40%)6395(Top 320%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

15239

Males

10478

M50-54

10478

5K→10K

3.1 - 6.2 mi

Top 55%
×5stories
+79ft-138ft

Overall

15736

Males

10717

M50-54

10717

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

15239

Males

10478

M50-54

10478

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

14043

Males

9884

M50-54

9884

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

14531

Males

10112

M50-54

10112

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

12528

Males

9084

M50-54

9084

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

11904

Males

8627

M50-54

8627

30K→20M

18.6 - 20.0 mi

Top 38%
×5stories
+64ft-50ft

Overall

10667

Males

7875

M50-54

7875

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

10157

Males

7454

M50-54

7454

21M→35K

21.0 - 21.8 mi

Top 39%
×7stories
+17ft-86ft

Overall

11123

Males

7934

M50-54

7934

35K→23M

21.8 - 23.0 mi

Top 34%
×5stories
+23ft-63ft

Overall

9536

Males

7007

M50-54

7007

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

9682

Males

7014

M50-54

7014

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8483

Males

6257

M50-54

6257

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9987

Males

6963

M50-54

6963

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2stories
+22ft-21ft

Overall

8895

Males

6395

M50-54

6395

Passing Analysis

Category:
Athletes Passed
6735
Passed By
97
Net Change
+6638
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19743
5K10K18098+1801#19743#17942
10K15K9029+893#17942#17049
15K20K76910+759#17049#16290
20KHalf972+95#16290#16195
Half25K6381+637#16195#15558
25K30K72313+710#15558#14848
30K20M3994+395#14848#14453
20M21M3075+302#14453#14151
21M35K15111+140#14151#14011
35K23M3125+307#14011#13704
23M24M21113+198#13704#13506
24M40K2041+203#13506#13303
40K25.2M693+66#13303#13237
25.2MFinish14412+132#13237#13105
TOTALS673597+6638
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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