Tsz Kit Chong

Bib: 4266M

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 (M45-49)
#0 / 2218
Top 35%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:47
Rank: #4751
Start5K
20:47 | 6:41/mi
10K· 6.21 mi
41:55
Rank: #4950 (-199)
5K10K
21:08 | 6:48/mi
15K· 9.32 mi
1:03:14
Rank: #5042 (-92)
10K15K
21:19 | 6:52/mi
20K· 12.43 mi
1:24:32
Rank: #4760 (+282)
15K20K
21:18 | 6:51/mi
Half· 13.11 mi
1:29:12
Rank: #4748 (+12)
20KHalf
4:40 | 6:50/mi
25K· 15.53 mi
1:46:23
Rank: #4722 (+26)
Half25K
17:11 | 7:05/mi
30K· 18.64 mi
2:09:53
Rank: #4829 (-107)
25K30K
23:30 | 7:34/mi
20M
2:20:42
Rank: #4880 (-51)
30K20M
10:49 | 7:58/mi
21M
2:29:00
Rank: #4826 (+54)
20M21M
8:18 | 8:18/mi
35K· 21.75 mi
2:35:27
Rank: #4990 (-164)
21M35K
6:27 | 8:37/mi
23M
2:46:41
Rank: #5217 (-227)
35K23M
11:14 | 8:58/mi
24M
2:56:22
Rank: #5604 (-387)
23M24M
9:41 | 9:41/mi
40K· 24.85 mi
3:04:36
Rank: #5850 (-246)
24M40K
8:14 | 9:38/mi
25.2M
3:08:15
Rank: #5949 (-99)
40K25.2M
3:39 | 10:35/mi
Finish· 26.22 mi
3:17:47
Rank: #6344 (-395)
25.2MFinish
9:32 | 9:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:12
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:48:35
Pace8:17 /mi
📊Positive Split: 21.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2020:476:4120:47
6:41
-
10K
6.21 mi10:44:2841:556:4521:08
6:48
+0:07
15K
9.32 mi11:05:471:03:146:4721:19
6:52
+0:04
20K
12.43 mi11:27:051:24:326:4821:18
6:51
-0:01
Half
13.11 mi11:31:451:29:126:484:40
6:50
-0:01
25K
15.53 mi11:48:561:46:236:5117:11
7:05
+0:15
30K
18.64 mi12:12:262:09:536:5823:30
7:34
+0:29
20M
20.00 mi12:23:152:20:427:0210:49
7:58
+0:24
21M
21.00 mi12:31:332:29:007:068:18
8:18
+0:20
35K
21.75 mi12:38:002:35:277:096:27
8:37
+0:19
23M
23.00 mi12:49:142:46:417:1511:14
8:58
+0:21
24M
24.00 mi12:58:552:56:227:219:41
9:41
+0:43
40K
24.85 mi13:07:093:04:367:268:14
9:38
-0:03
25.2M
25.20 mi13:10:483:08:157:283:39
10:35
+0:57
Finish
26.22 mi13:20:203:17:477:339:32
9:21
-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

6:41 /mi

Average Pace

7:33 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:23

54% of race

Time at Steady Pace

42:37

22% of race

Time at Slower Pace

48:47

25% 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 mi10:23:2020:476:4120:47
6:41
#4751
10K
6.21 mi10:44:2841:556:4521:08
6:48
#4950
15K
9.32 mi11:05:471:03:146:4721:19
6:52
#5042
20K
12.43 mi11:27:051:24:326:4821:18
6:51
#4760
Half
13.11 mi11:31:451:29:126:484:40
6:50
#4748
25K
15.53 mi11:48:561:46:236:5117:11
7:05
#4722
30K
18.64 mi12:12:262:09:536:5823:30
7:34
#4829
20M
20.00 mi12:23:152:20:427:0210:49
7:58
#4880
21M
21.00 mi12:31:332:29:007:068:18
8:18
#4826
35K
21.75 mi12:38:002:35:277:096:27
8:37
#4990
23M
23.00 mi12:49:142:46:417:1511:14
8:58
#5217
24M
24.00 mi12:58:552:56:227:219:41
9:41
#5604
40K
24.85 mi13:07:093:04:367:268:14
9:38
#5850
25.2M
25.20 mi13:10:483:08:157:283:39
10:35
#5949
Finish
26.22 mi13:20:203:17:477:339:32
9:21
#6344
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4751442144215278(Top 21%)4832(Top 33%)4832(Top 218%)
10K6.21 mi3.10 mi4950-1994594-1734594-1735210(Top 20%)4809(Top 33%)4809(Top 217%)
15K9.32 mi3.11 mi5042-924667-734667-735278(Top 21%)4832(Top 33%)4832(Top 218%)
20K12.43 mi3.11 mi4760+2824417+2504417+2504313(Top 17%)4003(Top 27%)4003(Top 180%)
Half13.11 mi0.68 mi4748+124411+64411+64818(Top 19%)4429(Top 30%)4429(Top 200%)
25K15.53 mi2.42 mi4722+264366+454366+454757(Top 19%)4295(Top 29%)4295(Top 194%)
30K18.64 mi3.11 mi4829-1074426-604426-605409(Top 21%)4627(Top 32%)4627(Top 209%)
20M20.00 mi1.36 mi4880-514454-284454-286511(Top 25%)5157(Top 35%)5157(Top 233%)
21M21.00 mi1.00 mi4826+544383+714383+715328(Top 21%)4311(Top 30%)4311(Top 194%)
35K21.75 mi0.75 mi4990-1644478-954478-9511369(Top 44%)7376(Top 51%)7376(Top 333%)
23M23.00 mi1.25 mi5217-2274618-1404618-14010997(Top 43%)7068(Top 48%)7068(Top 319%)
24M24.00 mi1.00 mi5604-3874866-2484866-24815180(Top 59%)9098(Top 62%)9098(Top 410%)
40K24.85 mi0.85 mi5850-2465004-1385004-13813587(Top 53%)8209(Top 56%)8209(Top 370%)
25.2M25.20 mi0.35 mi5949-995055-515055-5113037(Top 51%)7888(Top 54%)7888(Top 356%)
Finish26.22 mi1.02 mi6344-3955268-2135268-21315830(Top 62%)9352(Top 64%)9352(Top 422%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5278

Males

4832

M45-49

4832

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5210

Males

4809

M45-49

4809

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5278

Males

4832

M45-49

4832

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4313

Males

4003

M45-49

4003

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

4818

Males

4429

M45-49

4429

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

4757

Males

4295

M45-49

4295

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5409

Males

4627

M45-49

4627

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6511

Males

5157

M45-49

5157

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5328

Males

4311

M45-49

4311

21M→35K

21.0 - 21.8 mi

Top 44%
×7stories
+17ft-86ft

Overall

11369

Males

7376

M45-49

7376

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

10997

Males

7068

M45-49

7068

23M→24M

23.0 - 24.0 mi

Top 59%
×6stories
+12ft-82ft

Overall

15180

Males

9098

M45-49

9098

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

13587

Males

8209

M45-49

8209

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

13037

Males

7888

M45-49

7888

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2stories
+22ft-21ft

Overall

15830

Males

9352

M45-49

9352

Passing Analysis

Category:
Athletes Passed
1253
Passed By
2846
Net Change
-1593
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4751
5K10K114313-199#4751#4950
10K15K121213-92#4950#5042
15K20K31432+282#5042#4760
20KHalf3624+12#4760#4748
Half25K194168+26#4748#4722
25K30K150257-107#4722#4829
30K20M73124-51#4829#4880
20M21M11157+54#4880#4826
21M35K22186-164#4826#4990
35K23M46273-227#4990#5217
23M24M19406-387#5217#5604
24M40K27273-246#5604#5850
40K25.2M13112-99#5850#5949
25.2MFinish13408-395#5949#6344
TOTALS12532846-1593
📊

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