Jian Liu

Bib: 21676M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:28
Rank: #19988
Start5K
26:28 | 8:31/mi
10K· 6.21 mi
53:10
Rank: #20172 (-184)
5K10K
26:42 | 8:36/mi
15K· 9.32 mi
1:19:26
Rank: #19813 (+359)
10K15K
26:16 | 8:27/mi
20K· 12.43 mi
1:46:55
Rank: #19884 (-71)
15K20K
27:29 | 8:51/mi
Half· 13.11 mi
1:52:59
Rank: #19960 (-76)
20KHalf
6:04 | 8:54/mi
25K· 15.53 mi
2:16:14
Rank: #20465 (-505)
Half25K
23:15 | 9:35/mi
30K· 18.64 mi
2:50:41
Rank: #21574 (-1109)
25K30K
34:27 | 11:05/mi
20M
3:06:43
Rank: #22023 (-449)
30K20M
16:02 | 11:48/mi
21M
3:20:25
Rank: #22386 (-363)
20M21M
13:42 | 13:42/mi
35K· 21.75 mi
3:30:02
Rank: #22658 (-272)
21M35K
9:37 | 12:51/mi
23M
3:47:32
Rank: #23179 (-521)
35K23M
17:30 | 13:59/mi
24M
4:00:41
Rank: #23455 (-276)
23M24M
13:09 | 13:09/mi
40K· 24.85 mi
4:14:23
Rank: #23910 (-455)
24M40K
13:42 | 16:01/mi
25.2M
4:19:42
Rank: #24033 (-123)
40K25.2M
5:19 | 15:25/mi
Finish· 26.22 mi
4:34:23
Rank: #24398 (-365)
25.2MFinish
14:41 | 14:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:59
Pace8:37 /mi
2nd Half
Distance13.11 mi
Time2:41:24
Pace12:19 /mi
📊Positive Split: 42.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:5926:288:3126:28
8:31
-
10K
6.21 mi11:48:4153:108:3326:42
8:36
+0:05
15K
9.32 mi12:14:571:19:268:3126:16
8:27
-0:09
20K
12.43 mi12:42:261:46:558:3627:29
8:51
+0:24
Half
13.11 mi12:48:301:52:598:376:04
8:54
+0:03
25K
15.53 mi13:11:452:16:148:4623:15
9:35
+0:41
30K
18.64 mi13:46:122:50:419:0934:27
11:05
+1:30
20M
20.00 mi14:02:143:06:439:2016:02
11:48
+0:43
21M
21.00 mi14:15:563:20:259:3313:42
13:42
+1:54
35K
21.75 mi14:25:333:30:029:399:37
12:51
-0:51
23M
23.00 mi14:43:033:47:329:5417:30
13:59
+1:08
24M
24.00 mi14:56:124:00:4110:0213:09
13:09
-0:50
40K
24.85 mi15:09:544:14:2310:1413:42
16:01
+2:52
25.2M
25.20 mi15:15:134:19:4210:185:19
15:25
-0:36
Finish
26.22 mi15:29:544:34:2310:2814:41
14:25
-1:00

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

8:27 /mi

Average Pace

10:28 /mi

Slowest Pace

16:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:14

50% of race

Time at Steady Pace

1:00:06

22% of race

Time at Slower Pace

1:18:03

28% of race

Average Pace: 10:28 /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 mi11:21:5926:288:3126:28
8:31
#19988
10K
6.21 mi11:48:4153:108:3326:42
8:36
#20172
15K
9.32 mi12:14:571:19:268:3126:16
8:27
#19813
20K
12.43 mi12:42:261:46:558:3627:29
8:51
#19884
Half
13.11 mi12:48:301:52:598:376:04
8:54
#19960
25K
15.53 mi13:11:452:16:148:4623:15
9:35
#20465
30K
18.64 mi13:46:122:50:419:0934:27
11:05
#21574
20M
20.00 mi14:02:143:06:439:2016:02
11:48
#22023
21M
21.00 mi14:15:563:20:259:3313:42
13:42
#22386
35K
21.75 mi14:25:333:30:029:399:37
12:51
#22658
23M
23.00 mi14:43:033:47:329:5417:30
13:59
#23179
24M
24.00 mi14:56:124:00:4110:0213:09
13:09
#23455
40K
24.85 mi15:09:544:14:2310:1413:42
16:01
#23910
25.2M
25.20 mi15:15:134:19:4210:185:19
15:25
#24033
Finish
26.22 mi15:29:544:34:2310:2814:41
14:25
#24398
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi19988124371243719056(Top 67%)12075(Top 75%)12075(Top 959%)
10K6.21 mi3.10 mi20172-18412538-10112538-10120328(Top 72%)12621(Top 78%)12621(Top 1002%)
15K9.32 mi3.11 mi19813+35912404+13412404+13419056(Top 67%)12075(Top 75%)12075(Top 959%)
20K12.43 mi3.11 mi19884-7112419-1512419-1520187(Top 71%)12552(Top 78%)12552(Top 997%)
Half13.11 mi0.68 mi19960-7612449-3012449-3021350(Top 75%)13080(Top 81%)13080(Top 1039%)
25K15.53 mi2.42 mi20465-50512656-20712656-20722154(Top 78%)13361(Top 83%)13361(Top 1061%)
30K18.64 mi3.11 mi21574-110913127-47113127-47124163(Top 85%)14147(Top 88%)14147(Top 1124%)
20M20.00 mi1.36 mi22023-44913312-18513312-18524975(Top 88%)14454(Top 90%)14454(Top 1148%)
21M21.00 mi1.00 mi22386-36313446-13413446-13425883(Top 91%)14832(Top 92%)14832(Top 1178%)
35K21.75 mi0.75 mi22658-27213548-10213548-10226832(Top 94%)15254(Top 95%)15254(Top 1212%)
23M23.00 mi1.25 mi23179-52113754-20613754-20627306(Top 96%)15475(Top 96%)15475(Top 1229%)
24M24.00 mi1.00 mi23455-27613879-12513879-12527009(Top 95%)15302(Top 95%)15302(Top 1215%)
40K24.85 mi0.85 mi23910-45514079-20014079-20028102(Top 99%)15900(Top 99%)15900(Top 1263%)
25.2M25.20 mi0.35 mi24033-12314125-4614125-4627400(Top 96%)15482(Top 96%)15482(Top 1230%)
Finish26.22 mi1.02 mi24398-36514287-16214287-16228151(Top 99%)15936(Top 99%)15936(Top 1266%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

19056

Males

12075

M60-64

12075

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

20328

Males

12621

M60-64

12621

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

19056

Males

12075

M60-64

12075

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

20187

Males

12552

M60-64

12552

20K→Half

12.4 - 13.1 mi

Top 75%
×2stories
+19ft-37ft

Overall

21350

Males

13080

M60-64

13080

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

22154

Males

13361

M60-64

13361

25K→30K

15.5 - 18.6 mi

Top 85%
×9stories
+181ft-148ft

Overall

24163

Males

14147

M60-64

14147

30K→20M

18.6 - 20.0 mi

Top 88%
×5stories
+64ft-50ft

Overall

24975

Males

14454

M60-64

14454

20M→21M

20.0 - 21.0 mi

Top 91%
×8stories
+106ft-24ft

Overall

25883

Males

14832

M60-64

14832

21M→35K

21.0 - 21.8 mi

Top 94%
×7stories
+17ft-86ft

Overall

26832

Males

15254

M60-64

15254

35K→23M

21.8 - 23.0 mi

Top 96%
×5stories
+23ft-63ft

Overall

27306

Males

15475

M60-64

15475

23M→24M

23.0 - 24.0 mi

Top 95%
×6stories
+12ft-82ft

Overall

27009

Males

15302

M60-64

15302

24M→40K

24.0 - 24.9 mi

Top 99%
×1story
+6ft-20ft

Overall

28102

Males

15900

M60-64

15900

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

27400

Males

15482

M60-64

15482

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2stories
+22ft-21ft

Overall

28151

Males

15936

M60-64

15936

Passing Analysis

Category:
Athletes Passed
945
Passed By
5355
Net Change
-4410
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19988
5K10K198382-184#19988#20172
10K15K40445+359#20172#19813
15K20K174245-71#19813#19884
20KHalf1288-76#19884#19960
Half25K48553-505#19960#20465
25K30K411150-1109#20465#21574
30K20M18467-449#21574#22023
20M21M20383-363#22023#22386
21M35K8280-272#22386#22658
35K23M9530-521#22658#23179
23M24M9285-276#23179#23455
24M40K1456-455#23455#23910
40K25.2M0123-123#23910#24033
25.2MFinish3368-365#24033#24398
TOTALS9455355-4410
📊

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