Justin Chang
Region | WCA ID | Gender | Competitions | Completed Solves | China | 2018CHAN28 | Male | 15 | 414 |
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Current Personal Records
Event | NR | CR | WR | Single | Average | WR | CR | NR | |
---|---|---|---|---|---|---|---|---|---|
3x3x3 Cube | 1906 | 5933 | 16751 | 10.12 | 12.70 | 19069 | 7020 | 2312 | |
2x2x2 Cube | 1398 | 4699 | 18018 | 2.84 | 4.65 | 18971 | 5385 | 1652 | |
4x4x4 Cube | 1091 | 3100 | 8824 | 41.76 | 47.64 | 8501 | 3021 | 1060 | |
5x5x5 Cube | 1606 | 4763 | 15339 | 1:56.59 | 2:13.06 | 15472 | 4752 | 1566 | |
3x3x3 One-Handed | 1864 | 5303 | 14308 | 21.38 | 26.63 | 14688 | 5634 | 2020 | |
Megaminx | 1118 | 3642 | 14016 | 2:10.19 | 2:29.78 | 13080 | 3410 | 1036 | |
Pyraminx | 1161 | 3461 | 12875 | 4.91 | 6.64 | 8297 | 2403 | 848 | |
Skewb | 2312 | 7203 | 28947 | 9.01 | 13.20 | 27989 | 7144 | 2340 |
Competition | Round | Place | Single | Average | Solves | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
3x3x3 Cube | |||||||||||
Wonderful Williamstown 2022 | Second round | 53 | 11.36 | 15.59 | 15.79 | 16.48 | 19.34 | 11.36 | 14.51 | ||
First round | 40 | 12.15 | 13.90 | 13.78 | 18.18 | 12.57 | 12.15 | 15.35 | |||
Melbourne Mini Saturday 2022 | Second round | 13 | 11.67 | 12.89 | 13.39 | 14.93 | 11.67 | 12.56 | 12.72 | ||
First round | 11 | 10.31 | 12.70 | 19.68 | 13.51 | 12.47 | 12.12 | 10.31 | |||
Altona Algorithms Attempt 2 2021 | Second round | 30 | 11.72 | 13.15 | 12.64 | 13.91 | 13.22 | 11.72 | 13.58 | ||
First round | 39 | 11.85 | 14.19 | 12.79 | 15.09 | 19.84 | 11.85 | 14.68 | |||
Melbourne Summer 2021 | Semi Final | 39 | 12.14 | 13.66 | 12.14 | 14.27 | 14.35 | 14.08 | 12.64 | ||
Second round | 39 | 10.12 | 12.96 | 13.95 | 10.12 | 12.41 | 12.52 | DNF | |||
First round | 38 | 12.03 | 13.18 | 14.22 | 13.29 | 13.12 | 12.03 | 13.14 | |||
Melbourne Cube Days 2019 | Semi Final | 24 | 12.64 | 13.62 | 13.50 | 19.27 | 14.22 | 13.13 | 12.64 | ||
Second round | 35 | 11.08 | 15.43 | 16.06 | 11.08 | 13.55 | 22.00 | 16.68 | |||
First round | 31 | 13.18 | 14.47 | 14.63 | 16.10 | 13.20 | 13.18 | 15.57 | |||
Altona Algorithms 2019 | First round | 43 | 12.72 | 14.81 | 14.05 | 12.72 | 16.33 | 14.31 | 16.08 | ||
WCA World Championship 2019 | First round | 365 | 10.89 | 13.13 | 12.01 | 17.67 | 12.40 | 10.89 | 14.98 | ||
Koalafication Melbourne 2019 | Second round | 40 | 10.21 | 14.56 | 13.06 | 10.21 | 15.27 | 15.34 | 19.41 | ||
First round | 49 | 12.55 | 15.42 | 16.12 | 15.79 | 12.55 | 14.36 | 18.89 | |||
Cube for Cambodia 2019 | Second round | 20 | 14.26 | 14.69 | 15.62 | 14.26 | 14.70 | 14.26 | 15.12 | ||
First round | 20 | 12.73 | 14.56 | 15.70 | DNF | 14.02 | 12.73 | 13.97 | |||
Melbourne Summer 2019 | Second round | 33 | 13.61 | 14.95 | 16.49 | 13.61 | 16.22 | 14.85 | 13.79 | ||
First round | 38 | 14.12 | 16.54 | 15.71 | 17.74 | 14.12 | 17.17 | 16.75 | |||
Melbourne Cube Days 2018 | Second round | 37 | 16.87 | 17.94 | 16.87 | 17.79 | 19.75 | 17.55 | 18.48 | ||
First round | 34 | 14.70 | 15.88 | 17.24 | 14.70 | 15.21 | 16.17 | 16.26 | |||
St Kevin's College Spring 2018 | First round | 36 | 14.25 | 15.62 | 16.61 | 14.25 | 17.36 | 14.82 | 15.44 | ||
Australian Nationals 2018 | Second round | 81 | 14.90 | 16.91 | 15.40 | 17.66 | 17.66 | 14.90 | 19.67 | ||
First round | 57 | 12.89 | 14.29 | 12.89 | 13.84 | 15.47 | 15.53 | 13.55 | |||
Beijing Open 2018 | First round | 263 | 24.16 | 27.90 | 24.80 | 26.18 | 32.73 | 24.16 | 34.15 | ||
2x2x2 Cube | |||||||||||
Melbourne Mini Saturday 2022 | First round | 16 | 4.33 | 5.28 | 5.87 | 5.01 | 10.04 | 4.33 | 4.95 | ||
Altona Algorithms Attempt 2 2021 | Second round | 46 | 3.30 | 5.20 | 4.41 | 7.76 | 3.30 | 5.52 | 5.67 | ||
First round | 82 | 3.76 | 6.41 | 8.01 | 3.76 | 7.40 | 9.78 | 3.82 | |||
Melbourne Summer 2021 | Second round | 83 | 5.49 | 7.05 | 7.68 | 6.94 | 6.77 | 5.49 | 7.43 | ||
First round | 47 | 4.36 | 5.30 | 4.39 | 6.87 | 4.36 | 6.41 | 5.10 | |||
Melbourne Cube Days 2019 | First round | 81 | 2.84 | 7.04 | 8.80 | 7.68 | 2.84 | 6.44 | 7.00 | ||
WCA World Championship 2019 | First round | 285 | 3.97 | 4.93 | 3.97 | 5.27 | DNF | 5.31 | 4.22 | ||
Koalafication Melbourne 2019 | Second round | 70 | 4.40 | 6.73 | 4.40 | 8.48 | 9.39 | 4.93 | 6.79 | ||
First round | 38 | 3.23 | 4.65 | 3.23 | 5.13 | 4.57 | 4.25 | 6.87 | |||
Cube for Cambodia 2019 | First round | 28 | 4.42 | 6.02 | 5.52 | 5.64 | 4.42 | 13.29 | 6.89 | ||
Melbourne Summer 2019 | First round | 52 | 4.10 | 6.43 | 6.48 | 5.60 | 7.22 | 4.10 | 11.80 | ||
Melbourne Cube Days 2018 | Second round | 46 | 4.46 | 6.87 | 6.35 | 4.46 | 9.10 | 10.95 | 5.16 | ||
First round | 49 | 4.56 | 6.84 | 10.24 | 4.59 | 4.56 | 12.91 | 5.68 | |||
Australian Nationals 2018 | First round | 117 | 4.27 | 7.85 | 10.75 | 4.27 | 8.26 | 8.59 | 6.71 | ||
4x4x4 Cube | |||||||||||
Melbourne Mini Saturday 2022 | Final | 13 | 49.23 | 52.65 | 49.23 | 52.95 | 53.92 | 51.09 | 1:00.99 | ||
Altona Algorithms Attempt 2 2021 | First round | 26 | 47.67 | 51.74 | 53.93 | 50.46 | 47.67 | 50.83 | 54.90 | ||
Melbourne Summer 2021 | Second round | 23 | 42.09 | 53.34 | 52.10 | 42.09 | 1:02.24 | 55.62 | 52.30 | ||
First round | 22 | 41.76 | 47.64 | 59.61 | 55.47 | 41.76 | 42.10 | 45.36 | |||
Melbourne Cube Days 2019 | First round | 52 | 50.18 | DNF | 51.91 | DNF | 55.97 | DNF | 50.18 | ||
Altona Algorithms 2019 | First round | 23 | 50.10 | 51.48 | 52.00 | 50.10 | 51.38 | 51.07 | 53.98 | ||
WCA World Championship 2019 | First round | 376 | 46.56 | 1:02.96 | DNF | 1:19.63 | 46.56 | 51.29 | 57.95 | ||
Koalafication Melbourne 2019 | First round | 43 | 55.52 | 1:01.89 | 55.52 | 1:01.27 | 1:08.52 | 55.88 | 1:12.52 | ||
Cube for Cambodia 2019 | Final | 19 | 49.92 | 56.85 | 57.16 | 1:04.85 | 49.92 | 56.87 | 56.53 | ||
Melbourne Summer 2019 | First round | 42 | 47.04 | DNF | 1:11.85 | 47.04 | DNF | 54.12 | DNF | ||
Melbourne Cube Days 2018 | Second round | 29 | 47.75 | 1:00.09 | 1:05.07 | 57.74 | 1:06.33 | 57.45 | 47.75 | ||
First round | 30 | 49.50 | 1:01.23 | 1:12.09 | 58.86 | 59.07 | 1:05.76 | 49.50 | |||
St Kevin's College Spring 2018 | Final | 34 | 1:00.95 | 1:06.47 | 1:07.33 | 1:11.42 | 1:02.14 | 1:09.93 | 1:00.95 | ||
Australian Nationals 2018 | First round | 74 | 58.62 | 1:10.59 | 1:08.95 | 1:15.59 | 1:17.89 | 1:07.23 | 58.62 | ||
5x5x5 Cube | |||||||||||
Melbourne Summer 2021 | First round | 41 | 2:00.85 | 2:00.85 | 2:14.08 | ||||||
Melbourne Cube Days 2019 | First round | 30 | 1:56.59 | 2:01.24 | 1:56.59 | ||||||
Koalafication Melbourne 2019 | First round | 42 | 2:09.13 | 2:09.13 | 2:26.23 | ||||||
Cube for Cambodia 2019 | Final | 20 | 1:56.90 | 2:13.06 | 2:07.91 | 1:56.90 | 2:15.39 | 2:15.89 | 2:38.18 | ||
Melbourne Summer 2019 | First round | 32 | 2:09.91 | 2:09.91 | 2:22.10 | ||||||
Melbourne Cube Days 2018 | First round | 34 | 2:06.59 | 2:24.80 | 2:17.91 | 2:32.17 | 2:06.59 | 2:27.66 | 2:28.83 | ||
3x3x3 One-Handed | |||||||||||
Melbourne Mini Saturday 2022 | First round | 18 | 21.88 | 32.29 | 21.88 | 59.45 | 33.93 | 30.25 | 32.70 | ||
Altona Algorithms Attempt 2 2021 | First round | 32 | 24.36 | 29.69 | 24.36 | 29.84 | 37.40 | 28.77 | 30.45 | ||
Melbourne Summer 2021 | First round | 32 | 22.13 | 26.63 | 24.80 | 22.13 | 27.59 | 28.59 | 27.50 | ||
Melbourne Cube Days 2019 | Second round | 33 | 21.67 | 32.12 | 26.66 | 42.75 | 38.16 | 31.53 | 21.67 | ||
First round | 34 | 22.87 | 31.97 | 28.97 | 34.81 | 37.80 | 22.87 | 32.13 | |||
Altona Algorithms 2019 | First round | 37 | 24.22 | 27.91 | 24.69 | 32.62 | 29.84 | 29.20 | 24.22 | ||
WCA World Championship 2019 | First round | 303 | 21.40 | 31.15 | 40.74 | 21.40 | 29.10 | 39.89 | 24.46 | ||
Cube for Cambodia 2019 | First round | 20 | 26.63 | 29.28 | 26.63 | 27.65 | 28.14 | 35.14 | 32.05 | ||
Melbourne Summer 2019 | Second round | 32 | 22.46 | 31.22 | 22.46 | 28.15 | 27.06 | 38.46 | DNF | ||
First round | 28 | 21.38 | 27.90 | 24.05 | 31.34 | 21.38 | 28.31 | 37.60 | |||
Melbourne Cube Days 2018 | First round | 42 | 32.19 | 47.18 | 32.19 | 45.86 | 43.61 | 1:01.22 | 52.06 | ||
Megaminx | |||||||||||
Koalafication Melbourne 2019 | Final | 37 | 2:30.25 | 3:14.52 | 2:30.25 | ||||||
Cube for Cambodia 2019 | Final | 16 | 2:17.17 | 2:34.18 | 2:17.17 | ||||||
Melbourne Summer 2019 | First round | 28 | 2:10.19 | 2:10.19 | 2:37.09 | ||||||
St Kevin's College Spring 2018 | Final | 26 | 2:19.90 | 2:19.90 | 2:43.96 | ||||||
Australian Nationals 2018 | Final | 48 | 2:17.21 | 2:29.78 | 2:26.80 | 2:43.08 | 2:39.54 | 2:23.00 | 2:17.21 | ||
Pyraminx | |||||||||||
Rubik's WCA Oceanic Championship 2022 | First round | 119 | 5.43 | 8.37 | 10.35 | 10.34 | 5.43 | 7.51 | 7.26 | ||
Wonderful Williamstown 2022 | First round | 20 | 5.68 | 7.39 | 5.68 | 12.22 | 8.84 | 6.43 | 6.91 | ||
Altona Algorithms Attempt 2 2021 | First round | 30 | 5.61 | 8.43 | 10.36 | 5.61 | 6.59 | 9.43 | 9.27 | ||
Melbourne Summer 2021 | First round | 20 | 6.14 | 7.72 | 8.07 | 6.14 | 7.54 | 16.22 | 7.55 | ||
Altona Algorithms 2019 | First round | 40 | 5.73 | 9.00 | 11.18 | 9.46 | 5.73 | 9.45 | 8.10 | ||
WCA World Championship 2019 | First round | 182 | 5.99 | 7.60 | 5.99 | 11.62 | 7.85 | 8.87 | 6.07 | ||
Koalafication Melbourne 2019 | First round | 21 | 5.33 | 8.10 | 9.69 | 8.83 | 5.33 | 8.11 | 7.36 | ||
Melbourne Summer 2019 | Second round | 15 | 4.91 | 6.64 | 7.47 | 6.24 | 13.32 | 6.21 | 4.91 | ||
First round | 31 | 6.61 | 9.81 | 8.61 | 12.06 | 12.38 | 8.75 | 6.61 | |||
St Kevin's College Spring 2018 | First round | 32 | 7.85 | 10.45 | 7.85 | 8.19 | 11.05 | 12.11 | 17.83 | ||
Australian Nationals 2018 | First round | 78 | 8.90 | 12.06 | 11.88 | 8.90 | 10.05 | 14.78 | 14.25 | ||
Skewb | |||||||||||
Altona Algorithms 2019 | First round | 67 | 9.01 | 13.20 | 9.01 | 10.16 | 12.24 | 17.19 | 18.59 | ||
WCA World Championship 2019 | First round | 336 | 16.46 | 16.69 | 16.46 | ||||||
Melbourne Summer 2019 | First round | 71 | 23.78 | 27.08 | 23.78 | 28.85 | 26.35 | 26.05 | 31.10 |