Zhu Liu

Bib: 17971M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 40%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 43%
Division (M55-59)
#0 / 1648
Top 26%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:17
Rank: #12171
Start5K
7:30/mi
23:17 split
10K· 6.21 mi
46:41
Rank: #12238 (-67)
5K10K
7:32/mi
23:24 split
15K· 9.32 mi
1:10:05
Rank: #12152 (+86)
10K15K
7:32/mi
23:24 split
20K· 12.43 mi
1:33:43
Rank: #12001 (+151)
15K20K
7:36/mi
23:38 split
Half· 13.11 mi
1:38:48
Rank: #11945 (+56)
20KHalf
7:27/mi
5:05 split
25K· 15.53 mi
1:57:08
Rank: #11672 (+273)
Half25K
7:34/mi
18:20 split
30K· 18.64 mi
2:22:02
Rank: #11583 (+89)
25K30K
8:01/mi
24:54 split
20M
2:32:56
Rank: #11444 (+139)
30K20M
8:01/mi
10:54 split
21M
2:41:35
Rank: #11412 (+32)
20M21M
8:39/mi
8:39 split
35K· 21.75 mi
2:47:21
Rank: #11348 (+64)
21M35K
7:42/mi
5:46 split
23M
2:57:41
Rank: #11344 (+4)
35K23M
8:15/mi
10:20 split
24M
3:05:49
Rank: #11340 (+4)
23M24M
8:08/mi
8:08 split
40K· 24.85 mi
3:12:54
Rank: #11354 (-14)
24M40K
8:17/mi
7:05 split
25.2M
3:16:07
Rank: #11376 (-22)
40K25.2M
9:20/mi
3:13 split
Finish· 26.22 mi
3:24:27
Rank: #11486 (-110)
25.2MFinish
8:11/mi
8:20 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:48
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:45:39
Pace8:04 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:2823:177:3023:17
7:30
-
10K
6.21 mi11:36:5246:417:3123:24
7:32
+0:02
15K
9.32 mi12:00:161:10:057:3123:24
7:32
0:00
20K
12.43 mi12:23:541:33:437:3223:38
7:36
+0:04
Half
13.11 mi12:28:591:38:487:325:05
7:27
-0:09
25K
15.53 mi12:47:191:57:087:3218:20
7:34
+0:07
30K
18.64 mi13:12:132:22:027:3724:54
8:01
+0:27
20M
20.00 mi13:23:072:32:567:3910:54
8:01
0:00
21M
21.00 mi13:31:462:41:357:428:39
8:39
+0:38
35K
21.75 mi13:37:322:47:217:425:46
7:42
-0:57
23M
23.00 mi13:47:522:57:417:4410:20
8:15
+0:33
24M
24.00 mi13:56:003:05:497:458:08
8:08
-0:07
40K
24.85 mi14:03:053:12:547:467:05
8:17
+0:09
25.2M
25.20 mi14:06:183:16:077:473:13
9:20
+1:03
Finish
26.22 mi14:14:383:24:277:488:20
8:11
-1:09

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

7:48 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:54

60% of race

Time at Steady Pace

1:02:36

31% of race

Time at Slower Pace

18:57

9% of race

Average Pace: 7:48 /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 mi11:13:2823:177:3023:17
7:30
#12171
10K
6.21 mi11:36:5246:417:3123:24
7:32
#12238
15K
9.32 mi12:00:161:10:057:3123:24
7:32
#12152
20K
12.43 mi12:23:541:33:437:3223:38
7:36
#12001
Half
13.11 mi12:28:591:38:487:325:05
7:27
#11945
25K
15.53 mi12:47:191:57:087:3218:20
7:34
#11672
30K
18.64 mi13:12:132:22:027:3724:54
8:01
#11583
20M
20.00 mi13:23:072:32:567:3910:54
8:01
#11444
21M
21.00 mi13:31:462:41:357:428:39
8:39
#11412
35K
21.75 mi13:37:322:47:217:425:46
7:42
#11348
23M
23.00 mi13:47:522:57:417:4410:20
8:15
#11344
24M
24.00 mi13:56:003:05:497:458:08
8:08
#11340
40K
24.85 mi14:03:053:12:547:467:05
8:17
#11354
25.2M
25.20 mi14:06:183:16:077:473:13
9:20
#11376
Finish
26.22 mi14:14:383:24:277:488:20
8:11
#11486
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi121719245924512030(Top 42%)9073(Top 56%)9073(Top 551%)
10K6.21 mi3.10 mi12238-679269-249269-2412370(Top 44%)9313(Top 58%)9313(Top 565%)
15K9.32 mi3.11 mi12152+869196+739196+7312030(Top 42%)9073(Top 56%)9073(Top 551%)
20K12.43 mi3.11 mi12001+1519098+989098+9811646(Top 41%)8805(Top 55%)8805(Top 534%)
Half13.11 mi0.68 mi11945+569061+379061+3711216(Top 39%)8629(Top 54%)8629(Top 524%)
25K15.53 mi2.42 mi11672+2738899+1628899+16210422(Top 37%)8097(Top 50%)8097(Top 491%)
30K18.64 mi3.11 mi11583+898779+1208779+12011466(Top 40%)8416(Top 52%)8416(Top 511%)
20M20.00 mi1.36 mi11444+1398668+1118668+11110547(Top 37%)7801(Top 48%)7801(Top 473%)
21M21.00 mi1.00 mi11412+328615+538615+5311332(Top 40%)8030(Top 50%)8030(Top 487%)
35K21.75 mi0.75 mi11348+648563+528563+5210075(Top 35%)7387(Top 46%)7387(Top 448%)
23M23.00 mi1.25 mi11344+48513+508513+5011696(Top 41%)8079(Top 50%)8079(Top 490%)
24M24.00 mi1.00 mi11340+48476+378476+3712085(Top 43%)8191(Top 51%)8191(Top 497%)
40K24.85 mi0.85 mi11354-148446+308446+3012014(Top 42%)8048(Top 50%)8048(Top 488%)
25.2M25.20 mi0.35 mi11376-228436+108436+1013483(Top 47%)8653(Top 54%)8653(Top 525%)
Finish26.22 mi1.02 mi11486-1108456-208456-2014073(Top 50%)9033(Top 56%)9033(Top 548%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

12030

Males

9073

M55-59

9073

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

12370

Males

9313

M55-59

9313

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

12030

Males

9073

M55-59

9073

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

11646

Males

8805

M55-59

8805

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

11216

Males

8629

M55-59

8629

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

10422

Males

8097

M55-59

8097

25K→30K

15.5 - 18.6 mi

Top 40%
×9story building
+181ft-148ft

Overall

11466

Males

8416

M55-59

8416

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

10547

Males

7801

M55-59

7801

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

11332

Males

8030

M55-59

8030

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

10075

Males

7387

M55-59

7387

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11696

Males

8079

M55-59

8079

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

12085

Males

8191

M55-59

8191

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

12014

Males

8048

M55-59

8048

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

13483

Males

8653

M55-59

8653

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

14073

Males

9033

M55-59

9033

Passing Analysis

Category:
Athletes Passed
2098
Passed By
1413
Net Change
+685
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12171
5K10K219286-67#12171#12238
10K15K231145+86#12238#12152
15K20K265114+151#12152#12001
20KHalf7014+56#12001#11945
Half25K30835+273#11945#11672
25K30K269180+89#11672#11583
30K20M18950+139#11583#11444
20M21M10674+32#11444#11412
21M35K9632+64#11412#11348
35K23M113109+4#11348#11344
23M24M8682+4#11344#11340
24M40K6983-14#11340#11354
40K25.2M3254-22#11354#11376
25.2MFinish45155-110#11376#11486
TOTALS20981413+685
📊

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