Guangdian Liu

Bib: 20336M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M60-64)
#0 / 1173
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:00
Rank: #14994
Start5K
25:00 | 8:03/mi
10K· 6.21 mi
50:26
Rank: #15217 (-223)
5K10K
25:26 | 8:11/mi
15K· 9.32 mi
1:16:45
Rank: #15550 (-333)
10K15K
26:19 | 8:28/mi
20K· 12.43 mi
1:45:11
Rank: #16209 (-659)
15K20K
28:26 | 9:09/mi
Half· 13.11 mi
1:51:54
Rank: #16584 (-375)
20KHalf
6:43 | 9:51/mi
25K· 15.53 mi
2:20:33
Rank: #18528 (-1944)
Half25K
28:39 | 11:49/mi
30K· 18.64 mi
3:04:05
Rank: #20448 (-1920)
25K30K
43:32 | 14:01/mi
20M
3:20:55
Rank: #20578 (-130)
30K20M
16:50 | 12:23/mi
21M
3:34:34
Rank: #20674 (-96)
20M21M
13:39 | 13:39/mi
35K· 21.75 mi
3:44:05
Rank: #20789 (-115)
21M35K
9:31 | 12:43/mi
23M
4:01:46
Rank: #21061 (-272)
35K23M
17:41 | 14:07/mi
24M
4:14:51
Rank: #21171 (-110)
23M24M
13:05 | 13:05/mi
40K· 24.85 mi
4:26:17
Rank: #21263 (-92)
24M40K
11:26 | 13:22/mi
25.2M
4:32:15
Rank: #21362 (-99)
40K25.2M
5:58 | 17:18/mi
Finish· 26.22 mi
4:42:55
Rank: #21304 (+58)
25.2MFinish
10:40 | 10:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:54
Pace8:32 /mi
2nd Half
Distance13.11 mi
Time2:51:01
Pace13:03 /mi
📊Positive Split: 52.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:4325:008:0325:00
8:03
-
10K
6.21 mi11:45:0950:268:0725:26
8:11
+0:08
15K
9.32 mi12:11:281:16:458:1426:19
8:28
+0:17
20K
12.43 mi12:39:541:45:118:2828:26
9:09
+0:41
Half
13.11 mi12:46:371:51:548:326:43
9:51
+0:42
25K
15.53 mi13:15:162:20:339:0328:39
11:49
+1:58
30K
18.64 mi13:58:483:04:059:5343:32
14:01
+2:12
20M
20.00 mi14:15:383:20:5510:0316:50
12:23
-1:38
21M
21.00 mi14:29:173:34:3410:1313:39
13:39
+1:16
35K
21.75 mi14:38:483:44:0510:189:31
12:43
-0:56
23M
23.00 mi14:56:294:01:4610:3117:41
14:07
+1:24
24M
24.00 mi15:09:344:14:5110:3713:05
13:05
-1:02
40K
24.85 mi15:21:004:26:1710:4311:26
13:22
+0:17
25.2M
25.20 mi15:26:584:32:1510:485:58
17:18
+3:56
Finish
26.22 mi15:37:384:42:5510:4810:40
10:28
-6:50

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

8:03 /mi

Average Pace

10:48 /mi

Slowest Pace

17:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:34

43% of race

Time at Steady Pace

1:33:10

33% of race

Time at Slower Pace

1:07:11

24% of race

Average Pace: 10:47 /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 mi11:19:4325:008:0325:00
8:03
#14994
10K
6.21 mi11:45:0950:268:0725:26
8:11
#15217
15K
9.32 mi12:11:281:16:458:1426:19
8:28
#15550
20K
12.43 mi12:39:541:45:118:2828:26
9:09
#16209
Half
13.11 mi12:46:371:51:548:326:43
9:51
#16584
25K
15.53 mi13:15:162:20:339:0328:39
11:49
#18528
30K
18.64 mi13:58:483:04:059:5343:32
14:01
#20448
20M
20.00 mi14:15:383:20:5510:0316:50
12:23
#20578
21M
21.00 mi14:29:173:34:3410:1313:39
13:39
#20674
35K
21.75 mi14:38:483:44:0510:189:31
12:43
#20789
23M
23.00 mi14:56:294:01:4610:3117:41
14:07
#21061
24M
24.00 mi15:09:344:14:5110:3713:05
13:05
#21171
40K
24.85 mi15:21:004:26:1710:4311:26
13:22
#21263
25.2M
25.20 mi15:26:584:32:1510:485:58
17:18
#21362
Finish
26.22 mi15:37:384:42:5510:4810:40
10:28
#21304
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi14994100191001916241(Top 64%)10501(Top 72%)10501(Top 895%)
10K6.21 mi3.10 mi15217-22310115-9610115-9615443(Top 60%)10228(Top 70%)10228(Top 872%)
15K9.32 mi3.11 mi15550-33310236-12110236-12116241(Top 64%)10501(Top 72%)10501(Top 895%)
20K12.43 mi3.11 mi16209-65910476-24010476-24018001(Top 70%)11265(Top 77%)11265(Top 960%)
Half13.11 mi0.68 mi16584-37510629-15310629-15321065(Top 82%)12586(Top 86%)12586(Top 1073%)
25K15.53 mi2.42 mi18528-194411437-80811437-80822868(Top 90%)13350(Top 92%)13350(Top 1138%)
30K18.64 mi3.11 mi20448-192012285-84812285-84824222(Top 95%)13903(Top 95%)13903(Top 1185%)
20M20.00 mi1.36 mi20578-13012304-1912304-1921991(Top 86%)12695(Top 87%)12695(Top 1082%)
21M21.00 mi1.00 mi20674-9612310-612310-621821(Top 85%)12567(Top 86%)12567(Top 1071%)
35K21.75 mi0.75 mi20789-11512352-4212352-4222895(Top 90%)13078(Top 90%)13078(Top 1115%)
23M23.00 mi1.25 mi21061-27212457-10512457-10523902(Top 94%)13607(Top 93%)13607(Top 1160%)
24M24.00 mi1.00 mi21171-11012482-2512482-2523190(Top 91%)13144(Top 90%)13144(Top 1121%)
40K24.85 mi0.85 mi21263-9212505-2312505-2322810(Top 89%)12927(Top 89%)12927(Top 1102%)
25.2M25.20 mi0.35 mi21362-9912545-4012545-4024767(Top 97%)14045(Top 96%)14045(Top 1197%)
Finish26.22 mi1.02 mi21304+5812505+4012505+4019915(Top 78%)11444(Top 79%)11444(Top 976%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21stories
+97ft-345ft

Overall

16241

Males

10501

M60-64

10501

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15443

Males

10228

M60-64

10228

10K→15K

6.2 - 9.3 mi

Top 64%
×3stories
+67ft-78ft

Overall

16241

Males

10501

M60-64

10501

15K→20K

9.3 - 12.4 mi

Top 70%
×5stories
+106ft-86ft

Overall

18001

Males

11265

M60-64

11265

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

21065

Males

12586

M60-64

12586

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

22868

Males

13350

M60-64

13350

25K→30K

15.5 - 18.6 mi

Top 95%
×9stories
+181ft-148ft

Overall

24222

Males

13903

M60-64

13903

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

21991

Males

12695

M60-64

12695

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

21821

Males

12567

M60-64

12567

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

22895

Males

13078

M60-64

13078

35K→23M

21.8 - 23.0 mi

Top 94%
×5stories
+23ft-63ft

Overall

23902

Males

13607

M60-64

13607

23M→24M

23.0 - 24.0 mi

Top 91%
×6stories
+12ft-82ft

Overall

23190

Males

13144

M60-64

13144

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

22810

Males

12927

M60-64

12927

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

24767

Males

14045

M60-64

14045

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2stories
+22ft-21ft

Overall

19915

Males

11444

M60-64

11444

Passing Analysis

Category:
Athletes Passed
760
Passed By
7070
Net Change
-6310
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14994
5K10K193416-223#14994#15217
10K15K145478-333#15217#15550
15K20K98757-659#15550#16209
20KHalf6381-375#16209#16584
Half25K191963-1944#16584#18528
25K30K71927-1920#18528#20448
30K20M50180-130#20448#20578
20M21M44140-96#20578#20674
21M35K26141-115#20674#20789
35K23M18290-272#20789#21061
23M24M40150-110#21061#21171
24M40K30122-92#21171#21263
40K25.2M7106-99#21263#21362
25.2MFinish7719+58#21362#21304
TOTALS7607070-6310
📊

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