Chi Chun Ng

Bib: 8332M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 25%
Gender (Male)
#0 / 14578
Top 36%
Masters (Masters Men)
#0 / 9729
Top 25%
Division (M40-44)
#0 / 2009
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:10
Rank: #3268
Start5K
20:10 | 6:29/mi
10K· 6.21 mi
41:43
Rank: #4669 (-1401)
5K10K
21:33 | 6:56/mi
15K· 9.32 mi
1:04:50
Rank: #6299 (-1630)
10K15K
23:07 | 7:26/mi
20K· 12.43 mi
1:29:12
Rank: #7295 (-996)
15K20K
24:22 | 7:51/mi
Half· 13.11 mi
1:34:05
Rank: #7253 (+42)
20KHalf
4:53 | 7:09/mi
25K· 15.53 mi
1:52:17
Rank: #7132 (+121)
Half25K
18:12 | 7:30/mi
30K· 18.64 mi
2:17:17
Rank: #7221 (-89)
25K30K
25:00 | 8:03/mi
20M
2:28:37
Rank: #7270 (-49)
30K20M
11:20 | 8:20/mi
21M
2:37:37
Rank: #7270
20M21M
9:00 | 9:00/mi
35K· 21.75 mi
2:43:25
Rank: #7164 (+106)
21M35K
5:48 | 7:45/mi
23M
2:53:24
Rank: #6968 (+196)
35K23M
9:59 | 7:58/mi
24M
3:01:13
Rank: #6833 (+135)
23M24M
7:49 | 7:49/mi
40K· 24.85 mi
3:07:50
Rank: #6641 (+192)
24M40K
6:37 | 7:44/mi
25.2M
3:10:45
Rank: #6565 (+76)
40K25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:17:47
Rank: #6347 (+218)
25.2MFinish
7:02 | 6:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:05
Pace7:11 /mi
2nd Half
Distance13.11 mi
Time1:43:42
Pace7:55 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:1420:106:2920:10
6:29
-
10K
6.21 mi11:06:4741:436:4321:33
6:56
+0:27
15K
9.32 mi11:29:541:04:506:5723:07
7:26
+0:30
20K
12.43 mi11:54:161:29:127:1124:22
7:51
+0:25
Half
13.11 mi11:59:091:34:057:114:53
7:09
-0:42
25K
15.53 mi12:17:211:52:177:1418:12
7:30
+0:21
30K
18.64 mi12:42:212:17:177:2225:00
8:03
+0:33
20M
20.00 mi12:53:412:28:377:2611:20
8:20
+0:17
21M
21.00 mi13:02:412:37:377:309:00
9:00
+0:40
35K
21.75 mi13:08:292:43:257:315:48
7:45
-1:15
23M
23.00 mi13:18:282:53:247:329:59
7:58
+0:13
24M
24.00 mi13:26:173:01:137:337:49
7:49
-0:09
40K
24.85 mi13:32:543:07:507:336:37
7:44
-0:05
25.2M
25.20 mi13:35:493:10:457:342:55
8:27
+0:43
Finish
26.22 mi13:42:513:17:477:337:02
6:54
-1:33

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

6:29 /mi

Average Pace

7:33 /mi

Slowest Pace

9:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:16:45

39% of race

Time at Steady Pace

1:37:47

49% of race

Time at Slower Pace

23:15

12% of race

Average Pace: 7:33 /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 mi10:45:1420:106:2920:10
6:29
#3268
10K
6.21 mi11:06:4741:436:4321:33
6:56
#4669
15K
9.32 mi11:29:541:04:506:5723:07
7:26
#6299
20K
12.43 mi11:54:161:29:127:1124:22
7:51
#7295
Half
13.11 mi11:59:091:34:057:114:53
7:09
#7253
25K
15.53 mi12:17:211:52:177:1418:12
7:30
#7132
30K
18.64 mi12:42:212:17:177:2225:00
8:03
#7221
20M
20.00 mi12:53:412:28:377:2611:20
8:20
#7270
21M
21.00 mi13:02:412:37:377:309:00
9:00
#7270
35K
21.75 mi13:08:292:43:257:315:48
7:45
#7164
23M
23.00 mi13:18:282:53:247:329:59
7:58
#6968
24M
24.00 mi13:26:173:01:137:337:49
7:49
#6833
40K
24.85 mi13:32:543:07:507:336:37
7:44
#6641
25.2M
25.20 mi13:35:493:10:457:342:55
8:27
#6565
Finish
26.22 mi13:42:513:17:477:337:02
6:54
#6347
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3268311631169182(Top 36%)7386(Top 51%)7386(Top 368%)
10K6.21 mi3.10 mi4669-14014355-12394355-12396244(Top 24%)5587(Top 38%)5587(Top 278%)
15K9.32 mi3.11 mi6299-16305641-12865641-12869182(Top 36%)7386(Top 51%)7386(Top 368%)
20K12.43 mi3.11 mi7295-9966294-6536294-65310703(Top 42%)8004(Top 55%)8004(Top 398%)
Half13.11 mi0.68 mi7253+426261+336261+336655(Top 26%)5765(Top 40%)5765(Top 287%)
25K15.53 mi2.42 mi7132+1216140+1216140+1216991(Top 27%)5808(Top 40%)5808(Top 289%)
30K18.64 mi3.11 mi7221-896142-26142-28114(Top 32%)6276(Top 43%)6276(Top 312%)
20M20.00 mi1.36 mi7270-496125+176125+178576(Top 34%)6284(Top 43%)6284(Top 313%)
21M21.00 mi1.00 mi72706079+466079+468576(Top 34%)6074(Top 42%)6074(Top 302%)
35K21.75 mi0.75 mi7164+1065981+985981+986327(Top 25%)4865(Top 33%)4865(Top 242%)
23M23.00 mi1.25 mi6968+1965807+1745807+1745603(Top 22%)4313(Top 30%)4313(Top 215%)
24M24.00 mi1.00 mi6833+1355675+1325675+1325639(Top 22%)4260(Top 29%)4260(Top 212%)
40K24.85 mi0.85 mi6641+1925511+1645511+1644500(Top 18%)3510(Top 24%)3510(Top 175%)
25.2M25.20 mi0.35 mi6565+765449+625449+624272(Top 17%)3336(Top 23%)3336(Top 166%)
Finish26.22 mi1.02 mi6347+2185271+1785271+1782753(Top 11%)2350(Top 16%)2350(Top 117%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

9182

Males

7386

M40-44

7386

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6244

Males

5587

M40-44

5587

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

9182

Males

7386

M40-44

7386

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

10703

Males

8004

M40-44

8004

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

6655

Males

5765

M40-44

5765

Half→25K

13.1 - 15.5 mi

Top 27%
×4stories
+66ft-88ft

Overall

6991

Males

5808

M40-44

5808

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

8114

Males

6276

M40-44

6276

30K→20M

18.6 - 20.0 mi

Top 34%
×5stories
+64ft-50ft

Overall

8576

Males

6284

M40-44

6284

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

8576

Males

6074

M40-44

6074

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

6327

Males

4865

M40-44

4865

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

5603

Males

4313

M40-44

4313

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

5639

Males

4260

M40-44

4260

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4500

Males

3510

M40-44

3510

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4272

Males

3336

M40-44

3336

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2753

Males

2350

M40-44

2350

Passing Analysis

Category:
Athletes Passed
1749
Passed By
4828
Net Change
-3079
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3268
5K10K51406-1401#3268#4669
10K15K31633-1630#4669#6299
15K20K321028-996#6299#7295
20KHalf5210+42#7295#7253
Half25K235114+121#7253#7132
25K30K181270-89#7132#7221
30K20M98147-49#7221#7270
20M21M1171170#7270#7270
21M35K12822+106#7270#7164
35K23M23135+196#7164#6968
23M24M16227+135#6968#6833
24M40K2019+192#6833#6641
40K25.2M826+76#6641#6565
25.2MFinish2224+218#6565#6347
TOTALS17494828-3079
📊

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