Chih Lung Cheng

Bib: 28674M

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:16
Rank: #24948
Start5K
30:16 | 9:45/mi
10K· 6.21 mi
1:01:52
Rank: #25328 (-380)
5K10K
31:36 | 10:10/mi
15K· 9.32 mi
1:32:04
Rank: #24991 (+337)
10K15K
30:12 | 9:43/mi
20K· 12.43 mi
2:03:33
Rank: #24860 (+131)
15K20K
31:29 | 10:08/mi
Half· 13.11 mi
2:10:12
Rank: #24823 (+37)
20KHalf
6:39 | 9:45/mi
25K· 15.53 mi
2:35:03
Rank: #24673 (+150)
Half25K
24:51 | 10:15/mi
30K· 18.64 mi
3:08:06
Rank: #24430 (+243)
25K30K
33:03 | 10:38/mi
20M
3:23:02
Rank: #24376 (+54)
30K20M
14:56 | 10:59/mi
21M
3:35:44
Rank: #24397 (-21)
20M21M
12:42 | 12:42/mi
35K· 21.75 mi
3:43:45
Rank: #24379 (+18)
21M35K
8:01 | 10:43/mi
23M
3:58:19
Rank: #24402 (-23)
35K23M
14:34 | 11:38/mi
24M
4:10:36
Rank: #24513 (-111)
23M24M
12:17 | 12:17/mi
40K· 24.85 mi
4:22:30
Rank: #24663 (-150)
24M40K
11:54 | 13:55/mi
25.2M
4:27:25
Rank: #24706 (-43)
40K25.2M
4:55 | 14:15/mi
Finish· 26.22 mi
4:40:28
Rank: #24880 (-174)
25.2MFinish
13:03 | 12:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:10:12
Pace9:56 /mi
2nd Half
Distance13.11 mi
Time2:30:16
Pace11:28 /mi
📊Positive Split: 15.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5830:169:4530:16
9:45
-
10K
6.21 mi12:21:341:01:529:5731:36
10:10
+0:25
15K
9.32 mi12:51:461:32:049:5330:12
9:43
-0:27
20K
12.43 mi13:23:152:03:339:5731:29
10:08
+0:25
Half
13.11 mi13:29:542:10:129:566:39
9:45
-0:23
25K
15.53 mi13:54:452:35:039:5924:51
10:15
+0:30
30K
18.64 mi14:27:483:08:0610:0533:03
10:38
+0:23
20M
20.00 mi14:42:443:23:0210:0914:56
10:59
+0:21
21M
21.00 mi14:55:263:35:4410:1612:42
12:42
+1:43
35K
21.75 mi15:03:273:43:4510:178:01
10:43
-1:59
23M
23.00 mi15:18:013:58:1910:2214:34
11:38
+0:55
24M
24.00 mi15:30:184:10:3610:2712:17
12:17
+0:39
40K
24.85 mi15:42:124:22:3010:3411:54
13:55
+1:38
25.2M
25.20 mi15:47:074:27:2510:374:55
14:15
+0:20
Finish
26.22 mi16:00:104:40:2810:4213:03
12:48
-1:27

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

9:43 /mi

Average Pace

10:42 /mi

Slowest Pace

14:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:07:07

24% of race

Time at Steady Pace

2:23:56

51% of race

Time at Slower Pace

1:09:25

25% of race

Average Pace: 10:42 /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 mi11:49:5830:169:4530:16
9:45
#24948
10K
6.21 mi12:21:341:01:529:5731:36
10:10
#25328
15K
9.32 mi12:51:461:32:049:5330:12
9:43
#24991
20K
12.43 mi13:23:152:03:339:5731:29
10:08
#24860
Half
13.11 mi13:29:542:10:129:566:39
9:45
#24823
25K
15.53 mi13:54:452:35:039:5924:51
10:15
#24673
30K
18.64 mi14:27:483:08:0610:0533:03
10:38
#24430
20M
20.00 mi14:42:443:23:0210:0914:56
10:59
#24376
21M
21.00 mi14:55:263:35:4410:1612:42
12:42
#24397
35K
21.75 mi15:03:273:43:4510:178:01
10:43
#24379
23M
23.00 mi15:18:013:58:1910:2214:34
11:38
#24402
24M
24.00 mi15:30:184:10:3610:2712:17
12:17
#24513
40K
24.85 mi15:42:124:22:3010:3411:54
13:55
#24663
25.2M
25.20 mi15:47:074:27:2510:374:55
14:15
#24706
Finish
26.22 mi16:00:104:40:2810:4213:03
12:48
#24880
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi24948147021470224336(Top 86%)14407(Top 89%)14407(Top 874%)
10K6.21 mi3.10 mi25328-38014854-15214854-15225682(Top 90%)14992(Top 93%)14992(Top 910%)
15K9.32 mi3.11 mi24991+33714713+14114713+14124336(Top 86%)14407(Top 89%)14407(Top 874%)
20K12.43 mi3.11 mi24860+13114640+7314640+7324490(Top 86%)14450(Top 90%)14450(Top 877%)
Half13.11 mi0.68 mi24823+3714623+1714623+1724239(Top 85%)14341(Top 89%)14341(Top 870%)
25K15.53 mi2.42 mi24673+15014538+8514538+8523828(Top 84%)14119(Top 88%)14119(Top 857%)
30K18.64 mi3.11 mi24430+24314406+13214406+13223248(Top 82%)13726(Top 85%)13726(Top 833%)
20M20.00 mi1.36 mi24376+5414366+4014366+4023558(Top 83%)13784(Top 86%)13784(Top 836%)
21M21.00 mi1.00 mi24397-2114355+1114355+1124675(Top 87%)14226(Top 88%)14226(Top 863%)
35K21.75 mi0.75 mi24379+1814339+1614339+1623619(Top 83%)13703(Top 85%)13703(Top 831%)
23M23.00 mi1.25 mi24402-2314335+414335+424478(Top 86%)14082(Top 87%)14082(Top 854%)
24M24.00 mi1.00 mi24513-11114372-3714372-3726027(Top 92%)14820(Top 92%)14820(Top 899%)
40K24.85 mi0.85 mi24663-15014422-5014422-5027111(Top 95%)15340(Top 95%)15340(Top 931%)
25.2M25.20 mi0.35 mi24706-4314439-1714439-1726538(Top 93%)15021(Top 93%)15021(Top 911%)
Finish26.22 mi1.02 mi24880-17414518-7914518-7927505(Top 97%)15566(Top 97%)15566(Top 945%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

24336

Males

14407

M55-59

14407

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

25682

Males

14992

M55-59

14992

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

24336

Males

14407

M55-59

14407

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

24490

Males

14450

M55-59

14450

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

24239

Males

14341

M55-59

14341

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

23828

Males

14119

M55-59

14119

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

23248

Males

13726

M55-59

13726

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

23558

Males

13784

M55-59

13784

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

24675

Males

14226

M55-59

14226

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

23619

Males

13703

M55-59

13703

35K→23M

21.8 - 23.0 mi

Top 86%
×5stories
+23ft-63ft

Overall

24478

Males

14082

M55-59

14082

23M→24M

23.0 - 24.0 mi

Top 92%
×6stories
+12ft-82ft

Overall

26027

Males

14820

M55-59

14820

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

27111

Males

15340

M55-59

15340

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

26538

Males

15021

M55-59

15021

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2stories
+22ft-21ft

Overall

27505

Males

15566

M55-59

15566

Passing Analysis

Category:
Athletes Passed
1429
Passed By
1361
Net Change
+68
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24948
5K10K79459-380#24948#25328
10K15K35316+337#25328#24991
15K20K20978+131#24991#24860
20KHalf4811+37#24860#24823
Half25K18636+150#24823#24673
25K30K27431+243#24673#24430
30K20M9137+54#24430#24376
20M21M5576-21#24376#24397
21M35K4628+18#24397#24379
35K23M5073-23#24379#24402
23M24M18129-111#24402#24513
24M40K6156-150#24513#24663
40K25.2M346-43#24663#24706
25.2MFinish11185-174#24706#24880
TOTALS14291361+68
📊

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