Hung Jui Chang

Bib: 9662M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 45%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 48%
Division (M55-59)
#0 / 1648
Top 34%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:23
Rank: #12455
Start5K
23:23 | 7:32/mi
10K· 6.21 mi
46:59
Rank: #12668 (-213)
5K10K
23:36 | 7:36/mi
15K· 9.32 mi
1:11:16
Rank: #13278 (-610)
10K15K
24:17 | 7:49/mi
20K· 12.43 mi
1:35:20
Rank: #13108 (+170)
15K20K
24:04 | 7:45/mi
Half· 13.11 mi
1:40:27
Rank: #13027 (+81)
20KHalf
5:07 | 7:30/mi
25K· 15.53 mi
1:59:21
Rank: #12881 (+146)
Half25K
18:54 | 7:48/mi
30K· 18.64 mi
2:24:36
Rank: #12706 (+175)
25K30K
25:15 | 8:08/mi
20M
2:36:01
Rank: #12732 (-26)
30K20M
11:25 | 8:24/mi
21M
2:45:03
Rank: #12777 (-45)
20M21M
9:02 | 9:02/mi
35K· 21.75 mi
2:50:48
Rank: #12647 (+130)
21M35K
5:45 | 7:41/mi
23M
3:01:19
Rank: #12632 (+15)
35K23M
10:31 | 8:24/mi
24M
3:09:23
Rank: #12566 (+66)
23M24M
8:04 | 8:04/mi
40K· 24.85 mi
3:16:41
Rank: #12602 (-36)
24M40K
7:18 | 8:32/mi
25.2M
3:20:02
Rank: #12653 (-51)
40K25.2M
3:21 | 9:43/mi
Finish· 26.22 mi
3:28:25
Rank: #12714 (-61)
25.2MFinish
8:23 | 8:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:27
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:47:58
Pace8:14 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3723:237:3223:23
7:32
-
10K
6.21 mi11:13:1346:597:3423:36
7:36
+0:04
15K
9.32 mi11:37:301:11:167:3924:17
7:49
+0:13
20K
12.43 mi12:01:341:35:207:4024:04
7:45
-0:04
Half
13.11 mi12:06:411:40:277:405:07
7:30
-0:15
25K
15.53 mi12:25:351:59:217:4118:54
7:48
+0:18
30K
18.64 mi12:50:502:24:367:4525:15
8:08
+0:20
20M
20.00 mi13:02:152:36:017:4811:25
8:24
+0:16
21M
21.00 mi13:11:172:45:037:529:02
9:02
+0:38
35K
21.75 mi13:17:022:50:487:515:45
7:41
-1:21
23M
23.00 mi13:27:333:01:197:5310:31
8:24
+0:43
24M
24.00 mi13:35:373:09:237:538:04
8:04
-0:20
40K
24.85 mi13:42:553:16:417:557:18
8:32
+0:28
25.2M
25.20 mi13:46:163:20:027:563:21
9:43
+1:11
Finish
26.22 mi13:54:393:28:257:578:23
8:14
-1:29

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

7:30 /mi

Average Pace

7:57 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:21:55

39% of race

Time at Steady Pace

1:24:53

41% of race

Time at Slower Pace

41:37

20% of race

Average Pace: 7:57 /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 mi10:49:3723:237:3223:23
7:32
#12455
10K
6.21 mi11:13:1346:597:3423:36
7:36
#12668
15K
9.32 mi11:37:301:11:167:3924:17
7:49
#13278
20K
12.43 mi12:01:341:35:207:4024:04
7:45
#13108
Half
13.11 mi12:06:411:40:277:405:07
7:30
#13027
25K
15.53 mi12:25:351:59:217:4118:54
7:48
#12881
30K
18.64 mi12:50:502:24:367:4525:15
8:08
#12706
20M
20.00 mi13:02:152:36:017:4811:25
8:24
#12732
21M
21.00 mi13:11:172:45:037:529:02
9:02
#12777
35K
21.75 mi13:17:022:50:487:515:45
7:41
#12647
23M
23.00 mi13:27:333:01:197:5310:31
8:24
#12632
24M
24.00 mi13:35:373:09:237:538:04
8:04
#12566
40K
24.85 mi13:42:553:16:417:557:18
8:32
#12602
25.2M
25.20 mi13:46:163:20:027:563:21
9:43
#12653
Finish
26.22 mi13:54:393:28:257:578:23
8:14
#12714
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi124559381938114496(Top 51%)10139(Top 63%)10139(Top 615%)
10K6.21 mi3.10 mi12668-2139473-929473-9212974(Top 46%)9582(Top 59%)9582(Top 581%)
15K9.32 mi3.11 mi13278-6109680-2079680-20714496(Top 51%)10139(Top 63%)10139(Top 615%)
20K12.43 mi3.11 mi13108+1709566+1149566+11412805(Top 45%)9331(Top 58%)9331(Top 566%)
Half13.11 mi0.68 mi13027+819525+419525+4111668(Top 41%)8878(Top 55%)8878(Top 539%)
25K15.53 mi2.42 mi12881+1469439+869439+8612290(Top 43%)8989(Top 56%)8989(Top 545%)
30K18.64 mi3.11 mi12706+1759297+1429297+14212285(Top 43%)8816(Top 55%)8816(Top 535%)
20M20.00 mi1.36 mi12732-269267+309267+3013140(Top 46%)9049(Top 56%)9049(Top 549%)
21M21.00 mi1.00 mi12777-459256+119256+1113684(Top 48%)9183(Top 57%)9183(Top 557%)
35K21.75 mi0.75 mi12647+1309170+869170+869971(Top 35%)7371(Top 46%)7371(Top 447%)
23M23.00 mi1.25 mi12632+159136+349136+3412656(Top 45%)8542(Top 53%)8542(Top 518%)
24M24.00 mi1.00 mi12566+669079+579079+5711683(Top 41%)7998(Top 50%)7998(Top 485%)
40K24.85 mi0.85 mi12602-369064+159064+1513648(Top 48%)8829(Top 55%)8829(Top 536%)
25.2M25.20 mi0.35 mi12653-519070-69070-615608(Top 55%)9674(Top 60%)9674(Top 587%)
Finish26.22 mi1.02 mi12714-619068+29068+214423(Top 51%)9217(Top 57%)9217(Top 559%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21stories
+97ft-345ft

Overall

14496

Males

10139

M55-59

10139

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

12974

Males

9582

M55-59

9582

10K→15K

6.2 - 9.3 mi

Top 51%
×3stories
+67ft-78ft

Overall

14496

Males

10139

M55-59

10139

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

12805

Males

9331

M55-59

9331

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

11668

Males

8878

M55-59

8878

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

12290

Males

8989

M55-59

8989

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

12285

Males

8816

M55-59

8816

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

13140

Males

9049

M55-59

9049

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

13684

Males

9183

M55-59

9183

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

9971

Males

7371

M55-59

7371

35K→23M

21.8 - 23.0 mi

Top 45%
×5stories
+23ft-63ft

Overall

12656

Males

8542

M55-59

8542

23M→24M

23.0 - 24.0 mi

Top 41%
×6stories
+12ft-82ft

Overall

11683

Males

7998

M55-59

7998

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

13648

Males

8829

M55-59

8829

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

15608

Males

9674

M55-59

9674

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

14423

Males

9217

M55-59

9217

Passing Analysis

Category:
Athletes Passed
1896
Passed By
2155
Net Change
-259
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12455
5K10K193406-213#12455#12668
10K15K56666-610#12668#13278
15K20K289119+170#13278#13108
20KHalf9413+81#13108#13027
Half25K22882+146#13027#12881
25K30K315140+175#12881#12706
30K20M109135-26#12706#12732
20M21M98143-45#12732#12777
21M35K14313+130#12777#12647
35K23M120105+15#12647#12632
23M24M10539+66#12632#12566
24M40K64100-36#12566#12602
40K25.2M2576-51#12602#12653
25.2MFinish57118-61#12653#12714
TOTALS18962155-259
📊

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