Mu-Chun Li

Bib: 19900M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M65-69)
#0 / 617
Top 14%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:17
Rank: #13205
Start5K
7:49/mi
24:17 split
10K· 6.21 mi
48:34
Rank: #12983 (+222)
5K10K
7:49/mi
24:17 split
15K· 9.32 mi
1:13:54
Rank: #13530 (-547)
10K15K
8:09/mi
25:20 split
20K· 12.43 mi
1:40:36
Rank: #14026 (-496)
15K20K
8:36/mi
26:42 split
Half· 13.11 mi
1:46:08
Rank: #13983 (+43)
20KHalf
8:07/mi
5:32 split
25K· 15.53 mi
2:07:10
Rank: #13938 (+45)
Half25K
8:41/mi
21:02 split
30K· 18.64 mi
2:35:05
Rank: #13720 (+218)
25K30K
8:59/mi
27:55 split
20M
2:47:23
Rank: #13585 (+135)
30K20M
9:03/mi
12:18 split
21M
2:57:15
Rank: #13478 (+107)
20M21M
9:52/mi
9:52 split
35K· 21.75 mi
3:03:45
Rank: #13380 (+98)
21M35K
8:41/mi
6:30 split
23M
3:15:29
Rank: #13344 (+36)
35K23M
9:22/mi
11:44 split
24M
3:24:48
Rank: #13342 (+2)
23M24M
9:19/mi
9:19 split
40K· 24.85 mi
3:33:12
Rank: #13364 (-22)
24M40K
9:49/mi
8:24 split
25.2M
3:37:01
Rank: #13407 (-43)
40K25.2M
11:04/mi
3:49 split
Finish· 26.22 mi
3:47:02
Rank: #13586 (-179)
25.2MFinish
9:50/mi
10:01 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:08
Pace8:06 /mi
2nd Half
Distance13.11 mi
Time2:00:54
Pace9:13 /mi
📊Positive Split: 13.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3424:177:4924:17
7:49
-
10K
6.21 mi11:40:5148:347:4924:17
7:49
0:00
15K
9.32 mi12:06:111:13:547:5625:20
8:09
+0:20
20K
12.43 mi12:32:531:40:368:0626:42
8:36
+0:27
Half
13.11 mi12:38:251:46:088:065:32
8:07
-0:29
25K
15.53 mi12:59:272:07:108:1121:02
8:41
+0:34
30K
18.64 mi13:27:222:35:058:1927:55
8:59
+0:18
20M
20.00 mi13:39:402:47:238:2212:18
9:03
+0:04
21M
21.00 mi13:49:322:57:158:269:52
9:52
+0:49
35K
21.75 mi13:56:023:03:458:276:30
8:41
-1:11
23M
23.00 mi14:07:463:15:298:3011:44
9:22
+0:41
24M
24.00 mi14:17:053:24:488:329:19
9:19
-0:03
40K
24.85 mi14:25:293:33:128:358:24
9:49
+0:30
25.2M
25.20 mi14:29:183:37:018:373:49
11:04
+1:15
Finish
26.22 mi14:39:193:47:028:4010:01
9:50
-1:14

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

7:49 /mi

Average Pace

8:40 /mi

Slowest Pace

11:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:19:26

35% of race

Time at Steady Pace

1:55:30

51% of race

Time at Slower Pace

32:06

14% of race

Average Pace: 8:40 /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 mi11:16:3424:177:4924:17
7:49
#13205
10K
6.21 mi11:40:5148:347:4924:17
7:49
#12983
15K
9.32 mi12:06:111:13:547:5625:20
8:09
#13530
20K
12.43 mi12:32:531:40:368:0626:42
8:36
#14026
Half
13.11 mi12:38:251:46:088:065:32
8:07
#13983
25K
15.53 mi12:59:272:07:108:1121:02
8:41
#13938
30K
18.64 mi13:27:222:35:058:1927:55
8:59
#13720
20M
20.00 mi13:39:402:47:238:2212:18
9:03
#13585
21M
21.00 mi13:49:322:57:158:269:52
9:52
#13478
35K
21.75 mi13:56:023:03:458:276:30
8:41
#13380
23M
23.00 mi14:07:463:15:298:3011:44
9:22
#13344
24M
24.00 mi14:17:053:24:488:329:19
9:19
#13342
40K
24.85 mi14:25:293:33:128:358:24
9:49
#13364
25.2M
25.20 mi14:29:183:37:018:373:49
11:04
#13407
Finish
26.22 mi14:39:193:47:028:4010:01
9:50
#13586
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi132059336933614416(Top 56%)9765(Top 67%)9765(Top 1583%)
10K6.21 mi3.10 mi12983+2229231+1059231+10512779(Top 50%)9111(Top 62%)9111(Top 1477%)
15K9.32 mi3.11 mi13530-5479423-1929423-19214416(Top 56%)9765(Top 67%)9765(Top 1583%)
20K12.43 mi3.11 mi14026-4969615-1929615-19215289(Top 60%)10074(Top 69%)10074(Top 1633%)
Half13.11 mi0.68 mi13983+439597+189597+1813432(Top 53%)9244(Top 63%)9244(Top 1498%)
25K15.53 mi2.42 mi13938+459541+569541+5613961(Top 55%)9335(Top 64%)9335(Top 1513%)
30K18.64 mi3.11 mi13720+2189367+1749367+17413152(Top 51%)8764(Top 60%)8764(Top 1420%)
20M20.00 mi1.36 mi13585+1359247+1209247+12012391(Top 48%)8136(Top 56%)8136(Top 1319%)
21M21.00 mi1.00 mi13478+1079143+1049143+10412418(Top 49%)7912(Top 54%)7912(Top 1282%)
35K21.75 mi0.75 mi13380+989062+819062+8111733(Top 46%)7567(Top 52%)7567(Top 1226%)
23M23.00 mi1.25 mi13344+368993+698993+6912920(Top 51%)8030(Top 55%)8030(Top 1301%)
24M24.00 mi1.00 mi13342+28942+518942+5113598(Top 53%)8332(Top 57%)8332(Top 1350%)
40K24.85 mi0.85 mi13364-228917+258917+2514340(Top 56%)8615(Top 59%)8615(Top 1396%)
25.2M25.20 mi0.35 mi13407-438918-18918-114691(Top 57%)8768(Top 60%)8768(Top 1421%)
Finish26.22 mi1.02 mi13586-1798962-448962-4417802(Top 70%)10351(Top 71%)10351(Top 1678%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

14416

Males

9765

M65-69

9765

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

12779

Males

9111

M65-69

9111

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

14416

Males

9765

M65-69

9765

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

15289

Males

10074

M65-69

10074

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

13432

Males

9244

M65-69

9244

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

13961

Males

9335

M65-69

9335

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

13152

Males

8764

M65-69

8764

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

12391

Males

8136

M65-69

8136

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

12418

Males

7912

M65-69

7912

21M→35K

21.0 - 21.8 mi

Top 46%
×7story building
+17ft-86ft

Overall

11733

Males

7567

M65-69

7567

35K→23M

21.8 - 23.0 mi

Top 51%
×5story building
+23ft-63ft

Overall

12920

Males

8030

M65-69

8030

23M→24M

23.0 - 24.0 mi

Top 53%
×6story building
+12ft-82ft

Overall

13598

Males

8332

M65-69

8332

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14340

Males

8615

M65-69

8615

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

14691

Males

8768

M65-69

8768

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2story building
+22ft-21ft

Overall

17802

Males

10351

M65-69

10351

Passing Analysis

Category:
Athletes Passed
2228
Passed By
2609
Net Change
-381
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13205
5K10K418196+222#13205#12983
10K15K84631-547#12983#13530
15K20K126622-496#13530#14026
20KHalf6623+43#14026#13983
Half25K231186+45#13983#13938
25K30K378160+218#13938#13720
30K20M20166+135#13720#13585
20M21M20093+107#13585#13478
21M35K12931+98#13478#13380
35K23M136100+36#13380#13344
23M24M107105+2#13344#13342
24M40K80102-22#13342#13364
40K25.2M3578-43#13364#13407
25.2MFinish37216-179#13407#13586
TOTALS22282609-381
📊

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