Personal Page

Justin Chang

Ziyue Chang (常子越)
Name: Justin Chang
Region: China
Competitions: 15
WCA ID: Justin Chang2018CHAN28
Gender: Male
Career: 2018.04.30 - 2022.12.18
2023 Annual Summary

Current Personal Records

EventNRCRWRSingleAverageWRCRNRGoldSilverBronzeSolves/Attempts
3x3x3 Cube165451711482610.1212.701697461582023128/130
2x2x2 Cube13064211161632.844.65170724820151769/70
4x4x4 Cube9342743785741.7647.647554266790565/70
5x5x5 Cube15074386139851:56.592:13.06142114424149718/18
3x3x3 One-Handed169947851294221.3826.63133175112185154/55
Megaminx10433242124992:10.192:29.7811719307397913/13
Pyraminx10893108114994.916.647443216779155/55
Skewb22016593263589.0113.20255536569222912/12

Sum of Ranks

 Sum of NRNRSum of CRCRSum of WRWR
Single177178165512124062019629768
Average159498754825325581659679512
3x3x3 Cube
CompetitionRoundPlaceBestAverageDetail
Wonderful Williamstown 2022Second round53 11.36 15.59
15.79     16.48     19.34     11.36     14.51
First round40 12.15 13.90
13.78     18.18     12.57     12.15     15.35
Melbourne Mini Saturday 2022Second round13 11.67 12.89
13.39     14.93     11.67     12.56     12.72
First round11 10.31 12.70
19.68     13.51     12.47     12.12     10.31
Altona Algorithms Attempt 2 2021Second round30 11.72 13.15
12.64     13.91     13.22     11.72     13.58
First round39 11.85 14.19
12.79     15.09     19.84     11.85     14.68
Melbourne Summer 2021Semi Final39 12.14 13.66
12.14     14.27     14.35     14.08     12.64
Second round39 10.12 12.96
13.95     10.12     12.41     12.52     DNF
First round38 12.03 13.18
14.22     13.29     13.12     12.03     13.14
Melbourne Cube Days 2019Semi Final24 12.64 13.62
13.50     19.27     14.22     13.13     12.64
Second round35 11.08 15.43
16.06     11.08     13.55     22.00     16.68
First round31 13.18 14.47
14.63     16.10     13.20     13.18     15.57
Altona Algorithms 2019First round43 12.72 14.81
14.05     12.72     16.33     14.31     16.08
WCA World Championship 2019First round365 10.89 13.13
12.01     17.67     12.40     10.89     14.98
Koalafication Melbourne 2019Second round40 10.21 14.56
13.06     10.21     15.27     15.34     19.41
First round49 12.55 15.42
16.12     15.79     12.55     14.36     18.89
Cube for Cambodia 2019Second round20 14.26 14.69
15.62     14.26     14.70     14.26     15.12
First round20 12.73 14.56
15.70     DNF       14.02     12.73     13.97
Melbourne Summer 2019Second round33 13.61 14.95
16.49     13.61     16.22     14.85     13.79
First round38 14.12 16.54
15.71     17.74     14.12     17.17     16.75
Melbourne Cube Days 2018Second round37 16.87 17.94
16.87     17.79     19.75     17.55     18.48
First round34 14.70 15.88
17.24     14.70     15.21     16.17     16.26
St Kevin's College Spring 2018First round36 14.25 15.62
16.61     14.25     17.36     14.82     15.44
Australian Nationals 2018Second round81 14.90 16.91
15.40     17.66     17.66     14.90     19.67
First round57 12.89 14.29
12.89     13.84     15.47     15.53     13.55
Beijing Open 2018First round263 24.16 27.90
24.80     26.18     32.73     24.16     34.15
 
2x2x2 Cube
CompetitionRoundPlaceBestAverageDetail
Melbourne Mini Saturday 2022First round16 4.33 5.28
5.87      5.01      10.04     4.33      4.95
Altona Algorithms Attempt 2 2021Second round46 3.30 5.20
4.41      7.76      3.30      5.52      5.67
First round82 3.76 6.41
8.01      3.76      7.40      9.78      3.82
Melbourne Summer 2021Second round83 5.49 7.05
7.68      6.94      6.77      5.49      7.43
First round47 4.36 5.30
4.39      6.87      4.36      6.41      5.10
Melbourne Cube Days 2019First round81 2.84 7.04
8.80      7.68      2.84      6.44      7.00
WCA World Championship 2019First round285 3.97 4.93
3.97      5.27      DNF       5.31      4.22
Koalafication Melbourne 2019Second round70 4.40 6.73
4.40      8.48      9.39      4.93      6.79
First round38 3.23 4.65
3.23      5.13      4.57      4.25      6.87
Cube for Cambodia 2019First round28 4.42 6.02
5.52      5.64      4.42      13.29     6.89
Melbourne Summer 2019First round52 4.10 6.43
6.48      5.60      7.22      4.10      11.80
Melbourne Cube Days 2018Second round46 4.46 6.87
6.35      4.46      9.10      10.95     5.16
First round49 4.56 6.84
10.24     4.59      4.56      12.91     5.68
Australian Nationals 2018First round117 4.27 7.85
10.75     4.27      8.26      8.59      6.71
 
4x4x4 Cube
CompetitionRoundPlaceBestAverageDetail
Melbourne Mini Saturday 2022Final13 49.23 52.65
49.23     52.95     53.92     51.09     1:00.99
Altona Algorithms Attempt 2 2021First round26 47.67 51.74
53.93     50.46     47.67     50.83     54.90
Melbourne Summer 2021Second round23 42.09 53.34
52.10     42.09     1:02.24   55.62     52.30
First round22 41.76 47.64
59.61     55.47     41.76     42.10     45.36
Melbourne Cube Days 2019First round52 50.18 DNF
51.91     DNF       55.97     DNF       50.18
Altona Algorithms 2019First round23 50.10 51.48
52.00     50.10     51.38     51.07     53.98
WCA World Championship 2019First round376 46.56 1:02.96
DNF       1:19.63   46.56     51.29     57.95
Koalafication Melbourne 2019First round43 55.52 1:01.89
55.52     1:01.27   1:08.52   55.88     1:12.52
Cube for Cambodia 2019Final19 49.92 56.85
57.16     1:04.85   49.92     56.87     56.53
Melbourne Summer 2019First round42 47.04 DNF
1:11.85   47.04     DNF       54.12     DNF
Melbourne Cube Days 2018Second round29 47.75 1:00.09
1:05.07   57.74     1:06.33   57.45     47.75
First round30 49.50 1:01.23
1:12.09   58.86     59.07     1:05.76   49.50
St Kevin's College Spring 2018Final34 1:00.95 1:06.47
1:07.33   1:11.42   1:02.14   1:09.93   1:00.95
Australian Nationals 2018First round74 58.62 1:10.59
1:08.95   1:15.59   1:17.89   1:07.23   58.62
 
5x5x5 Cube
CompetitionRoundPlaceBestAverageDetail
Melbourne Summer 2021First round41 2:00.85 
2:00.85   2:14.08
Melbourne Cube Days 2019First round30 1:56.59 
2:01.24   1:56.59
Koalafication Melbourne 2019First round42 2:09.13 
2:09.13   2:26.23
Cube for Cambodia 2019Final20 1:56.90 2:13.06
2:07.91   1:56.90   2:15.39   2:15.89   2:38.18
Melbourne Summer 2019First round32 2:09.91 
2:09.91   2:22.10
Melbourne Cube Days 2018First round34 2:06.59 2:24.80
2:17.91   2:32.17   2:06.59   2:27.66   2:28.83
 
3x3x3 One-Handed
CompetitionRoundPlaceBestAverageDetail
Melbourne Mini Saturday 2022First round18 21.88 32.29
21.88     59.45     33.93     30.25     32.70
Altona Algorithms Attempt 2 2021First round32 24.36 29.69
24.36     29.84     37.40     28.77     30.45
Melbourne Summer 2021First round32 22.13 26.63
24.80     22.13     27.59     28.59     27.50
Melbourne Cube Days 2019Second round33 21.67 32.12
26.66     42.75     38.16     31.53     21.67
First round34 22.87 31.97
28.97     34.81     37.80     22.87     32.13
Altona Algorithms 2019First round37 24.22 27.91
24.69     32.62     29.84     29.20     24.22
WCA World Championship 2019First round303 21.40 31.15
40.74     21.40     29.10     39.89     24.46
Cube for Cambodia 2019First round20 26.63 29.28
26.63     27.65     28.14     35.14     32.05
Melbourne Summer 2019Second round32 22.46 31.22
22.46     28.15     27.06     38.46     DNF
First round28 21.38 27.90
24.05     31.34     21.38     28.31     37.60
Melbourne Cube Days 2018First round42 32.19 47.18
32.19     45.86     43.61     1:01.22   52.06
 
Megaminx
CompetitionRoundPlaceBestAverageDetail
Koalafication Melbourne 2019Final37 2:30.25 
3:14.52   2:30.25
Cube for Cambodia 2019Final16 2:17.17 
2:34.18   2:17.17
Melbourne Summer 2019First round28 2:10.19 
2:10.19   2:37.09
St Kevin's College Spring 2018Final26 2:19.90 
2:19.90   2:43.96
Australian Nationals 2018Final48 2:17.21 2:29.78
2:26.80   2:43.08   2:39.54   2:23.00   2:17.21
 
Pyraminx
CompetitionRoundPlaceBestAverageDetail
WCA Oceanic Championship 2022First round119 5.43 8.37
10.35     10.34     5.43      7.51      7.26
Wonderful Williamstown 2022First round20 5.68 7.39
5.68      12.22     8.84      6.43      6.91
Altona Algorithms Attempt 2 2021First round30 5.61 8.43
10.36     5.61      6.59      9.43      9.27
Melbourne Summer 2021First round20 6.14 7.72
8.07      6.14      7.54      16.22     7.55
Altona Algorithms 2019First round40 5.73 9.00
11.18     9.46      5.73      9.45      8.10
WCA World Championship 2019First round182 5.99 7.60
5.99      11.62     7.85      8.87      6.07
Koalafication Melbourne 2019First round21 5.33 8.10
9.69      8.83      5.33      8.11      7.36
Melbourne Summer 2019Second round15 4.91 6.64
7.47      6.24      13.32     6.21      4.91
First round31 6.61 9.81
8.61      12.06     12.38     8.75      6.61
St Kevin's College Spring 2018First round32 7.85 10.45
7.85      8.19      11.05     12.11     17.83
Australian Nationals 2018First round78 8.90 12.06
11.88     8.90      10.05     14.78     14.25
 
Skewb
CompetitionRoundPlaceBestAverageDetail
Altona Algorithms 2019First round67 9.01 13.20
9.01      10.16     12.24     17.19     18.59
WCA World Championship 2019First round336 16.46 
16.69     16.46
Melbourne Summer 2019First round71 23.78 27.08
23.78     28.85     26.35     26.05     31.10
WCA Oceanic Championship 2022
EventRoundPlaceBestAverageDetail
PyraminxFirst round119 5.43 8.37
10.35     10.34     5.43      7.51      7.26
 
Wonderful Williamstown 2022
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round53 11.36 15.59
15.79     16.48     19.34     11.36     14.51
First round40 12.15 13.90
13.78     18.18     12.57     12.15     15.35
PyraminxFirst round20 5.68 7.39
5.68      12.22     8.84      6.43      6.91
 
Melbourne Mini Saturday 2022
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round13 11.67 12.89
13.39     14.93     11.67     12.56     12.72
First round11 10.31 12.70
19.68     13.51     12.47     12.12     10.31
2x2x2 CubeFirst round16 4.33 5.28
5.87      5.01      10.04     4.33      4.95
4x4x4 CubeFinal13 49.23 52.65
49.23     52.95     53.92     51.09     1:00.99
3x3x3 One-HandedFirst round18 21.88 32.29
21.88     59.45     33.93     30.25     32.70
 
Altona Algorithms Attempt 2 2021
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round30 11.72 13.15
12.64     13.91     13.22     11.72     13.58
First round39 11.85 14.19
12.79     15.09     19.84     11.85     14.68
2x2x2 CubeSecond round46 3.30 5.20
4.41      7.76      3.30      5.52      5.67
First round82 3.76 6.41
8.01      3.76      7.40      9.78      3.82
4x4x4 CubeFirst round26 47.67 51.74
53.93     50.46     47.67     50.83     54.90
3x3x3 One-HandedFirst round32 24.36 29.69
24.36     29.84     37.40     28.77     30.45
PyraminxFirst round30 5.61 8.43
10.36     5.61      6.59      9.43      9.27
 
Melbourne Summer 2021
EventRoundPlaceBestAverageDetail
3x3x3 CubeSemi Final39 12.14 13.66
12.14     14.27     14.35     14.08     12.64
Second round39 10.12 12.96
13.95     10.12     12.41     12.52     DNF
First round38 12.03 13.18
14.22     13.29     13.12     12.03     13.14
2x2x2 CubeSecond round83 5.49 7.05
7.68      6.94      6.77      5.49      7.43
First round47 4.36 5.30
4.39      6.87      4.36      6.41      5.10
4x4x4 CubeSecond round23 42.09 53.34
52.10     42.09     1:02.24   55.62     52.30
First round22 41.76 47.64
59.61     55.47     41.76     42.10     45.36
5x5x5 CubeFirst round41 2:00.85 
2:00.85   2:14.08
3x3x3 One-HandedFirst round32 22.13 26.63
24.80     22.13     27.59     28.59     27.50
PyraminxFirst round20 6.14 7.72
8.07      6.14      7.54      16.22     7.55
 
Melbourne Cube Days 2019
EventRoundPlaceBestAverageDetail
3x3x3 CubeSemi Final24 12.64 13.62
13.50     19.27     14.22     13.13     12.64
Second round35 11.08 15.43
16.06     11.08     13.55     22.00     16.68
First round31 13.18 14.47
14.63     16.10     13.20     13.18     15.57
2x2x2 CubeFirst round81 2.84 7.04
8.80      7.68      2.84      6.44      7.00
4x4x4 CubeFirst round52 50.18 DNF
51.91     DNF       55.97     DNF       50.18
5x5x5 CubeFirst round30 1:56.59 
2:01.24   1:56.59
3x3x3 One-HandedSecond round33 21.67 32.12
26.66     42.75     38.16     31.53     21.67
First round34 22.87 31.97
28.97     34.81     37.80     22.87     32.13
 
Altona Algorithms 2019
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round43 12.72 14.81
14.05     12.72     16.33     14.31     16.08
4x4x4 CubeFirst round23 50.10 51.48
52.00     50.10     51.38     51.07     53.98
3x3x3 One-HandedFirst round37 24.22 27.91
24.69     32.62     29.84     29.20     24.22
PyraminxFirst round40 5.73 9.00
11.18     9.46      5.73      9.45      8.10
SkewbFirst round67 9.01 13.20
9.01      10.16     12.24     17.19     18.59
 
WCA World Championship 2019
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round365 10.89 13.13
12.01     17.67     12.40     10.89     14.98
2x2x2 CubeFirst round285 3.97 4.93
3.97      5.27      DNF       5.31      4.22
4x4x4 CubeFirst round376 46.56 1:02.96
DNF       1:19.63   46.56     51.29     57.95
3x3x3 One-HandedFirst round303 21.40 31.15
40.74     21.40     29.10     39.89     24.46
PyraminxFirst round182 5.99 7.60
5.99      11.62     7.85      8.87      6.07
SkewbFirst round336 16.46 
16.69     16.46
 
Koalafication Melbourne 2019
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round40 10.21 14.56
13.06     10.21     15.27     15.34     19.41
First round49 12.55 15.42
16.12     15.79     12.55     14.36     18.89
2x2x2 CubeSecond round70 4.40 6.73
4.40      8.48      9.39      4.93      6.79
First round38 3.23 4.65
3.23      5.13      4.57      4.25      6.87
4x4x4 CubeFirst round43 55.52 1:01.89
55.52     1:01.27   1:08.52   55.88     1:12.52
5x5x5 CubeFirst round42 2:09.13 
2:09.13   2:26.23
MegaminxFinal37 2:30.25 
3:14.52   2:30.25
PyraminxFirst round21 5.33 8.10
9.69      8.83      5.33      8.11      7.36
 
Cube for Cambodia 2019
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round20 14.26 14.69
15.62     14.26     14.70     14.26     15.12
First round20 12.73 14.56
15.70     DNF       14.02     12.73     13.97
2x2x2 CubeFirst round28 4.42 6.02
5.52      5.64      4.42      13.29     6.89
4x4x4 CubeFinal19 49.92 56.85
57.16     1:04.85   49.92     56.87     56.53
5x5x5 CubeFinal20 1:56.90 2:13.06
2:07.91   1:56.90   2:15.39   2:15.89   2:38.18
3x3x3 One-HandedFirst round20 26.63 29.28
26.63     27.65     28.14     35.14     32.05
MegaminxFinal16 2:17.17 
2:34.18   2:17.17
 
Melbourne Summer 2019
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round33 13.61 14.95
16.49     13.61     16.22     14.85     13.79
First round38 14.12 16.54
15.71     17.74     14.12     17.17     16.75
2x2x2 CubeFirst round52 4.10 6.43
6.48      5.60      7.22      4.10      11.80
4x4x4 CubeFirst round42 47.04 DNF
1:11.85   47.04     DNF       54.12     DNF
5x5x5 CubeFirst round32 2:09.91 
2:09.91   2:22.10
3x3x3 One-HandedSecond round32 22.46 31.22
22.46     28.15     27.06     38.46     DNF
First round28 21.38 27.90
24.05     31.34     21.38     28.31     37.60
MegaminxFirst round28 2:10.19 
2:10.19   2:37.09
PyraminxSecond round15 4.91 6.64
7.47      6.24      13.32     6.21      4.91
First round31 6.61 9.81
8.61      12.06     12.38     8.75      6.61
SkewbFirst round71 23.78 27.08
23.78     28.85     26.35     26.05     31.10
 
Melbourne Cube Days 2018
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round37 16.87 17.94
16.87     17.79     19.75     17.55     18.48
First round34 14.70 15.88
17.24     14.70     15.21     16.17     16.26
2x2x2 CubeSecond round46 4.46 6.87
6.35      4.46      9.10      10.95     5.16
First round49 4.56 6.84
10.24     4.59      4.56      12.91     5.68
4x4x4 CubeSecond round29 47.75 1:00.09
1:05.07   57.74     1:06.33   57.45     47.75
First round30 49.50 1:01.23
1:12.09   58.86     59.07     1:05.76   49.50
5x5x5 CubeFirst round34 2:06.59 2:24.80
2:17.91   2:32.17   2:06.59   2:27.66   2:28.83
3x3x3 One-HandedFirst round42 32.19 47.18
32.19     45.86     43.61     1:01.22   52.06
 
St Kevin's College Spring 2018
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round36 14.25 15.62
16.61     14.25     17.36     14.82     15.44
4x4x4 CubeFinal34 1:00.95 1:06.47
1:07.33   1:11.42   1:02.14   1:09.93   1:00.95
MegaminxFinal26 2:19.90 
2:19.90   2:43.96
PyraminxFirst round32 7.85 10.45
7.85      8.19      11.05     12.11     17.83
 
Australian Nationals 2018
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round81 14.90 16.91
15.40     17.66     17.66     14.90     19.67
First round57 12.89 14.29
12.89     13.84     15.47     15.53     13.55
2x2x2 CubeFirst round117 4.27 7.85
10.75     4.27      8.26      8.59      6.71
4x4x4 CubeFirst round74 58.62 1:10.59
1:08.95   1:15.59   1:17.89   1:07.23   58.62
MegaminxFinal48 2:17.21 2:29.78
2:26.80   2:43.08   2:39.54   2:23.00   2:17.21
PyraminxFirst round78 8.90 12.06
11.88     8.90      10.05     14.78     14.25
 
Beijing Open 2018
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round263 24.16 27.90
24.80     26.18     32.73     24.16     34.15
No.DateNameRegionCity
152022-12-15~18WCA Oceanic Championship 2022AustraliaMelbourne, Victoria
142022-04-23~24Wonderful Williamstown 2022AustraliaMelbourne, Victoria
132022-03-05Melbourne Mini Saturday 2022AustraliaMelbourne, Victoria
122021-04-17~18Altona Algorithms Attempt 2 2021AustraliaMelbourne, Victoria
112021-01-23~25Melbourne Summer 2021AustraliaMelbourne, Victoria
102019-11-30~12-01Melbourne Cube Days 2019AustraliaMelbourne, Victoria
92019-10-05~06Altona Algorithms 2019AustraliaMelbourne, Victoria
82019-07-11~14WCA World Championship 2019AustraliaMelbourne, Victoria
72019-05-18~19Koalafication Melbourne 2019AustraliaMelbourne, Victoria
62019-04-28Cube for Cambodia 2019AustraliaMelbourne, Victoria
52019-01-26~28Melbourne Summer 2019AustraliaMelbourne, Victoria
42018-12-08~09Melbourne Cube Days 2018AustraliaMelbourne, Victoria
32018-10-27St Kevin's College Spring 2018AustraliaMelbourne, Victoria
22018-10-06~07Australian Nationals 2018AustraliaCanberra, Australian Capital Territory
12018-04-30~05-01Beijing Open 2018ChinaBeijing

Closest Cubers

Seen Cubers

TimesCompetitors
11820
2374
3103
450
528
624
713
811
910
109
112
126
135
142
All2457

Visited Provinces

TimesProvince
1Beijing