Cheng Chi Chen

Bib: 8537M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 35%
Gender (Male)
#0 / 16105
Top 48%
Masters (Masters Men)
#0 / 10463
Top 37%
Division (M50-54)
#0 / 1996
Top 38%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:21
Rank: #6859
Start5K
21:21 | 6:52/mi
10K· 6.21 mi
42:28
Rank: #6617 (+242)
5K10K
21:07 | 6:48/mi
15K· 9.32 mi
1:03:38
Rank: #6470 (+147)
10K15K
21:10 | 6:49/mi
20K· 12.43 mi
1:25:19
Rank: #6551 (-81)
15K20K
21:41 | 6:59/mi
Half· 13.11 mi
1:30:09
Rank: #6651 (-100)
20KHalf
4:50 | 7:05/mi
25K· 15.53 mi
1:49:10
Rank: #7436 (-785)
Half25K
19:01 | 7:51/mi
30K· 18.64 mi
2:16:47
Rank: #9179 (-1743)
25K30K
27:37 | 8:53/mi
20M
2:27:52
Rank: #9326 (-147)
30K20M
11:05 | 8:09/mi
21M
2:36:40
Rank: #9488 (-162)
20M21M
8:48 | 8:48/mi
35K· 21.75 mi
2:42:44
Rank: #9592 (-104)
21M35K
6:04 | 8:07/mi
23M
2:53:07
Rank: #9727 (-135)
35K23M
10:23 | 8:18/mi
24M
3:01:14
Rank: #9818 (-91)
23M24M
8:07 | 8:07/mi
40K· 24.85 mi
3:08:16
Rank: #9865 (-47)
24M40K
7:02 | 8:14/mi
25.2M
3:11:23
Rank: #9895 (-30)
40K25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:19:38
Rank: #10033 (-138)
25.2MFinish
8:15 | 8:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:09
Pace6:53 /mi
2nd Half
Distance13.11 mi
Time1:49:29
Pace8:21 /mi
📊Positive Split: 21.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:3621:216:5221:21
6:52
-
10K
6.21 mi11:07:4342:286:5021:07
6:48
-0:04
15K
9.32 mi11:28:531:03:386:5021:10
6:49
+0:01
20K
12.43 mi11:50:341:25:196:5221:41
6:59
+0:10
Half
13.11 mi11:55:241:30:096:534:50
7:05
+0:06
25K
15.53 mi12:14:251:49:107:0219:01
7:51
+0:46
30K
18.64 mi12:42:022:16:477:2027:37
8:53
+1:02
20M
20.00 mi12:53:072:27:527:2411:05
8:09
-0:44
21M
21.00 mi13:01:552:36:407:288:48
8:48
+0:39
35K
21.75 mi13:07:592:42:447:296:04
8:07
-0:41
23M
23.00 mi13:18:222:53:077:3210:23
8:18
+0:11
24M
24.00 mi13:26:293:01:147:338:07
8:07
-0:11
40K
24.85 mi13:33:313:08:167:347:02
8:14
+0:07
25.2M
25.20 mi13:36:383:11:237:363:07
9:02
+0:48
Finish
26.22 mi13:44:533:19:387:378:15
8:06
-0:56

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

6:48 /mi

Average Pace

7:37 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:09

45% of race

Time at Steady Pace

1:09:57

35% of race

Time at Slower Pace

39:32

20% of race

Average Pace: 7:37 /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 mi10:46:3621:216:5221:21
6:52
#6859
10K
6.21 mi11:07:4342:286:5021:07
6:48
#6617
15K
9.32 mi11:28:531:03:386:5021:10
6:49
#6470
20K
12.43 mi11:50:341:25:196:5221:41
6:59
#6551
Half
13.11 mi11:55:241:30:096:534:50
7:05
#6651
25K
15.53 mi12:14:251:49:107:0219:01
7:51
#7436
30K
18.64 mi12:42:022:16:477:2027:37
8:53
#9179
20M
20.00 mi12:53:072:27:527:2411:05
8:09
#9326
21M
21.00 mi13:01:552:36:407:288:48
8:48
#9488
35K
21.75 mi13:07:592:42:447:296:04
8:07
#9592
23M
23.00 mi13:18:222:53:077:3210:23
8:18
#9727
24M
24.00 mi13:26:293:01:147:338:07
8:07
#9818
40K
24.85 mi13:33:313:08:167:347:02
8:14
#9865
25.2M
25.20 mi13:36:383:11:237:363:07
9:02
#9895
Finish
26.22 mi13:44:533:19:387:378:15
8:06
#10033
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi6859620262026216(Top 22%)5637(Top 35%)5637(Top 282%)
10K6.21 mi3.10 mi6617+2426003+1996003+1996367(Top 22%)5776(Top 36%)5776(Top 289%)
15K9.32 mi3.11 mi6470+1475871+1325871+1326216(Top 22%)5637(Top 35%)5637(Top 282%)
20K12.43 mi3.11 mi6551-815923-525923-526756(Top 24%)6021(Top 37%)6021(Top 302%)
Half13.11 mi0.68 mi6651-1006005-826005-828182(Top 29%)7021(Top 44%)7021(Top 352%)
25K15.53 mi2.42 mi7436-7856570-5656570-56512663(Top 45%)9144(Top 57%)9144(Top 458%)
30K18.64 mi3.11 mi9179-17437564-9947564-99417083(Top 60%)10964(Top 68%)10964(Top 549%)
20M20.00 mi1.36 mi9326-1477616-527616-5211477(Top 40%)8266(Top 51%)8266(Top 414%)
21M21.00 mi1.00 mi9488-1627665-497665-4912263(Top 43%)8488(Top 53%)8488(Top 425%)
35K21.75 mi0.75 mi9592-1047713-487713-4812941(Top 46%)8765(Top 54%)8765(Top 439%)
23M23.00 mi1.25 mi9727-1357735-227735-2211983(Top 42%)8221(Top 51%)8221(Top 412%)
24M24.00 mi1.00 mi9818-917741-67741-611983(Top 42%)8149(Top 51%)8149(Top 408%)
40K24.85 mi0.85 mi9865-477724+177724+1711684(Top 41%)7900(Top 49%)7900(Top 396%)
25.2M25.20 mi0.35 mi9895-307728-47728-411940(Top 42%)7951(Top 49%)7951(Top 398%)
Finish26.22 mi1.02 mi10033-1387768-407768-4013525(Top 48%)8772(Top 54%)8772(Top 439%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

6216

Males

5637

M50-54

5637

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

6367

Males

5776

M50-54

5776

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

6216

Males

5637

M50-54

5637

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6756

Males

6021

M50-54

6021

20K→Half

12.4 - 13.1 mi

Top 29%
×2stories
+19ft-37ft

Overall

8182

Males

7021

M50-54

7021

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

12663

Males

9144

M50-54

9144

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

17083

Males

10964

M50-54

10964

30K→20M

18.6 - 20.0 mi

Top 40%
×5stories
+64ft-50ft

Overall

11477

Males

8266

M50-54

8266

20M→21M

20.0 - 21.0 mi

Top 43%
×8stories
+106ft-24ft

Overall

12263

Males

8488

M50-54

8488

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

12941

Males

8765

M50-54

8765

35K→23M

21.8 - 23.0 mi

Top 42%
×5stories
+23ft-63ft

Overall

11983

Males

8221

M50-54

8221

23M→24M

23.0 - 24.0 mi

Top 42%
×6stories
+12ft-82ft

Overall

11983

Males

8149

M50-54

8149

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11684

Males

7900

M50-54

7900

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11940

Males

7951

M50-54

7951

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

13525

Males

8772

M50-54

8772

Passing Analysis

Category:
Athletes Passed
1122
Passed By
4294
Net Change
-3174
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6859
5K10K33593+242#6859#6617
10K15K23386+147#6617#6470
15K20K109190-81#6470#6551
20KHalf6106-100#6551#6651
Half25K19804-785#6651#7436
25K30K211764-1743#7436#9179
30K20M60207-147#9179#9326
20M21M48210-162#9326#9488
21M35K35139-104#9488#9592
35K23M70205-135#9592#9727
23M24M63154-91#9727#9818
24M40K61107-47#9818#9865
40K25.2M2454-30#9865#9895
25.2MFinish38175-138#9895#10033
TOTALS11224294-3174
📊

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