Chuanhong Li

Bib: 29216M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:26
Rank: #22905
Start5K
30:26 | 9:48/mi
10K· 6.21 mi
1:00:08
Rank: #22824 (+81)
5K10K
29:42 | 9:34/mi
15K· 9.32 mi
1:31:53
Rank: #23274 (-450)
10K15K
31:45 | 10:13/mi
20K· 12.43 mi
2:02:38
Rank: #23117 (+157)
15K20K
30:45 | 9:54/mi
Half· 13.11 mi
2:09:27
Rank: #23111 (+6)
20KHalf
6:49 | 9:59/mi
25K· 15.53 mi
2:34:23
Rank: #23044 (+67)
Half25K
24:56 | 10:17/mi
30K· 18.64 mi
3:17:07
Rank: #23948 (-904)
25K30K
42:44 | 13:45/mi
20M
3:33:43
Rank: #24015 (-67)
30K20M
16:36 | 12:13/mi
21M
3:50:01
Rank: #24270 (-255)
20M21M
16:18 | 16:18/mi
35K· 21.75 mi
4:00:14
Rank: #24394 (-124)
21M35K
10:13 | 13:39/mi
23M
4:16:53
Rank: #24501 (-107)
35K23M
16:39 | 13:18/mi
24M
4:28:05
Rank: #24458 (+43)
23M24M
11:12 | 11:12/mi
40K· 24.85 mi
4:37:37
Rank: #24404 (+54)
24M40K
9:32 | 11:09/mi
25.2M
4:42:35
Rank: #24433 (-29)
40K25.2M
4:58 | 14:24/mi
Finish· 26.22 mi
4:53:44
Rank: #24420 (+13)
25.2MFinish
11:09 | 10:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:27
Pace9:52 /mi
2nd Half
Distance13.11 mi
Time2:44:17
Pace12:32 /mi
📊Positive Split: 26.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:1230:269:4830:26
9:48
-
10K
6.21 mi12:17:541:00:089:4129:42
9:34
-0:14
15K
9.32 mi12:49:391:31:539:5131:45
10:13
+0:39
20K
12.43 mi13:20:242:02:389:5230:45
9:54
-0:19
Half
13.11 mi13:27:132:09:279:526:49
9:59
+0:05
25K
15.53 mi13:52:092:34:239:5624:56
10:17
+0:18
30K
18.64 mi14:34:533:17:0710:3442:44
13:45
+3:28
20M
20.00 mi14:51:293:33:4310:4116:36
12:13
-1:32
21M
21.00 mi15:07:473:50:0110:5716:18
16:18
+4:05
35K
21.75 mi15:18:004:00:1411:0310:13
13:39
-2:39
23M
23.00 mi15:34:394:16:5311:1016:39
13:18
-0:21
24M
24.00 mi15:45:514:28:0511:1011:12
11:12
-2:06
40K
24.85 mi15:55:234:37:3711:109:32
11:09
-0:03
25.2M
25.20 mi16:00:214:42:3511:134:58
14:24
+3:15
Finish
26.22 mi16:11:304:53:4411:1311:09
10:56
-3:28

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

9:34 /mi

Average Pace

11:13 /mi

Slowest Pace

16:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:42

33% of race

Time at Steady Pace

1:28:34

30% of race

Time at Slower Pace

1:47:28

37% of race

Average Pace: 11:12 /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 mi11:48:1230:269:4830:26
9:48
#22905
10K
6.21 mi12:17:541:00:089:4129:42
9:34
#22824
15K
9.32 mi12:49:391:31:539:5131:45
10:13
#23274
20K
12.43 mi13:20:242:02:389:5230:45
9:54
#23117
Half
13.11 mi13:27:132:09:279:526:49
9:59
#23111
25K
15.53 mi13:52:092:34:239:5624:56
10:17
#23044
30K
18.64 mi14:34:533:17:0710:3442:44
13:45
#23948
20M
20.00 mi14:51:293:33:4310:4116:36
12:13
#24015
21M
21.00 mi15:07:473:50:0110:5716:18
16:18
#24270
35K
21.75 mi15:18:004:00:1411:0310:13
13:39
#24394
23M
23.00 mi15:34:394:16:5311:1016:39
13:18
#24501
24M
24.00 mi15:45:514:28:0511:1011:12
11:12
#24458
40K
24.85 mi15:55:234:37:3711:109:32
11:09
#24404
25.2M
25.20 mi16:00:214:42:3511:134:58
14:24
#24433
Finish
26.22 mi16:11:304:53:4411:1311:09
10:56
#24420
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi22905135501355023920(Top 90%)14044(Top 93%)14044(Top 684%)
10K6.21 mi3.10 mi22824+8113539+1113539+1122682(Top 85%)13480(Top 89%)13480(Top 657%)
15K9.32 mi3.11 mi23274-45013756-21713756-21723920(Top 90%)14044(Top 93%)14044(Top 684%)
20K12.43 mi3.11 mi23117+15713683+7313683+7322631(Top 85%)13457(Top 89%)13457(Top 656%)
Half13.11 mi0.68 mi23111+613681+213681+223258(Top 87%)13744(Top 91%)13744(Top 670%)
25K15.53 mi2.42 mi23044+6713643+3813643+3822804(Top 86%)13510(Top 89%)13510(Top 658%)
30K18.64 mi3.11 mi23948-90414038-39514038-39525886(Top 97%)14820(Top 98%)14820(Top 722%)
20M20.00 mi1.36 mi24015-6714058-2014058-2024447(Top 92%)14117(Top 93%)14117(Top 688%)
21M21.00 mi1.00 mi24270-25514151-9314151-9326297(Top 99%)15004(Top 99%)15004(Top 731%)
35K21.75 mi0.75 mi24394-12414207-5614207-5625982(Top 98%)14833(Top 98%)14833(Top 723%)
23M23.00 mi1.25 mi24501-10714247-4014247-4025357(Top 95%)14511(Top 96%)14511(Top 707%)
24M24.00 mi1.00 mi24458+4314215+3214215+3223407(Top 88%)13537(Top 89%)13537(Top 660%)
40K24.85 mi0.85 mi24404+5414183+3214183+3222647(Top 85%)13153(Top 87%)13153(Top 641%)
25.2M25.20 mi0.35 mi24433-2914196-1314196-1325310(Top 95%)14454(Top 95%)14454(Top 704%)
Finish26.22 mi1.02 mi24420+1314184+1214184+1223857(Top 90%)13753(Top 91%)13753(Top 670%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

23920

Males

14044

M50-54

14044

5K→10K

3.1 - 6.2 mi

Top 85%
×5stories
+79ft-138ft

Overall

22682

Males

13480

M50-54

13480

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

23920

Males

14044

M50-54

14044

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

22631

Males

13457

M50-54

13457

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

23258

Males

13744

M50-54

13744

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

22804

Males

13510

M50-54

13510

25K→30K

15.5 - 18.6 mi

Top 97%
×9stories
+181ft-148ft

Overall

25886

Males

14820

M50-54

14820

30K→20M

18.6 - 20.0 mi

Top 92%
×5stories
+64ft-50ft

Overall

24447

Males

14117

M50-54

14117

20M→21M

20.0 - 21.0 mi

Top 99%
×8stories
+106ft-24ft

Overall

26297

Males

15004

M50-54

15004

21M→35K

21.0 - 21.8 mi

Top 98%
×7stories
+17ft-86ft

Overall

25982

Males

14833

M50-54

14833

35K→23M

21.8 - 23.0 mi

Top 95%
×5stories
+23ft-63ft

Overall

25357

Males

14511

M50-54

14511

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

23407

Males

13537

M50-54

13537

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22647

Males

13153

M50-54

13153

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

25310

Males

14454

M50-54

14454

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

23857

Males

13753

M50-54

13753

Passing Analysis

Category:
Athletes Passed
863
Passed By
2378
Net Change
-1515
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22905
5K10K282201+81#22905#22824
10K15K35485-450#22824#23274
15K20K20649+157#23274#23117
20KHalf2418+6#23117#23111
Half25K12760+67#23111#23044
25K30K6910-904#23044#23948
30K20M2693-67#23948#24015
20M21M3258-255#24015#24270
21M35K5129-124#24270#24394
35K23M10117-107#24394#24501
23M24M5613+43#24501#24458
24M40K573+54#24458#24404
40K25.2M029-29#24404#24433
25.2MFinish2613+13#24433#24420
TOTALS8632378-1515
📊

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