LJ Chang
Current Personal Records
| Event | NR | CR | WR | Single | Average | WR | CR | NR | Gold | Silver | Bronze | Solves/Attempts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | 15884 | 21119 | 81651 | 16.97 | 20.05 | 78448 | 20122 | 15071 | 50/55 | |||
| 2x2x2 Cube | 12518 | 16407 | 58588 | 4.54 | 5.99 | 47084 | 13225 | 10128 | 34/35 | |||
| 4x4x4 Cube | 11063 | 14744 | 52838 | 1:34.63 | 1:50.67 | 45708 | 12793 | 9680 | 9/9 | |||
| 5x5x5 Cube | 7405 | 9757 | 32921 | 3:26.94 | 2/2 | |||||||
| 3x3x3 One-Handed | 11339 | 15241 | 56568 | 56.04 | 2/2 | |||||||
| Clock | 6568 | 7945 | 23794 | 28.76 | 2/2 | |||||||
| Pyraminx | 16484 | 21186 | 72873 | 10.89 | 14.28 | 63611 | 18341 | 14281 | 10/10 |
Sum of Ranks
| Sum of NR | NR | Sum of CR | CR | Sum of WR | WR | |
|---|---|---|---|---|---|---|
| Single | 124631 | 12355 | 162401 | 16255 | 564078 | 58477 |
| Average | 103770 | 12478 | 135182 | 16283 | 470463 | 58060 |
| 3x3x3 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| Taiwan Championship 2025 | First round | 218 | 16.97 | 20.05 | 16.97 DNF 22.33 20.32 17.50 |
| New-Cumberland County 2025 | First round | 76 | 21.87 | 22.90 | 22.78 21.87 22.38 27.53 23.53 |
| Bethesda Winter Wonderland 2025 | First round | 79 | 20.50 | 25.37 | 29.40 23.41 DNF 23.31 20.50 |
| River Hill Fall 2024 | First round | 84 | 23.33 | 27.70 | 27.14 26.12 DNF 29.85 23.33 |
| Slow N Steady UMD Fall 2024 | Second round | 112 | 18.35 | 21.50 | 21.45 26.76 18.35 23.28 19.76 |
| First round | 121 | 19.94 | 24.55 | 21.07 28.92 19.94 DNF 23.67 | |
| UMBC Fall 2024 | First round | 105 | 22.36 | 26.97 | 22.36 30.63 27.44 22.84 36.08 |
| Gaithersburg Back to School 2024 | First round | 83 | 21.24 | 25.22 | 22.05 28.00 28.22 21.24 25.60 |
| Pretzel Mania Summer 2024 | Second round | 293 | 27.64 | 30.91 | 27.64 DNF 31.73 31.98 29.02 |
| First round | 296 | 26.52 | 29.32 | 32.35 26.52 27.49 33.85 28.12 | |
| Cubing at Carson 2024 | First round | 90 | 36.68 | 40.11 | 38.91 37.90 36.68 43.52 44.58 |
| 2x2x2 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
| Taiwan Championship 2025 | First round | 132 | 4.97 | 5.99 | 6.14 4.97 13.46 5.00 6.84 |
| New-Cumberland County 2025 | Final | 67 | 4.54 | 6.34 | 7.25 4.54 7.33 6.76 5.01 |
| First round | 84 | 5.54 | 7.26 | 5.54 8.33 DNF 7.52 5.92 | |
| River Hill Fall 2024 | First round | 80 | 5.12 | 8.39 | 5.12 8.66 7.96 9.87 8.56 |
| Gaithersburg Back to School 2024 | First round | 80 | 8.57 | 9.99 | 10.67 10.31 8.57 9.48 10.19 |
| Pretzel Mania Summer 2024 | First round | 324 | 9.09 | 11.04 | 10.81 9.09 9.30 15.03 13.00 |
| Cubing at Carson 2024 | First round | 97 | 17.46 | 25.24 | 1:00.02 19.32 17.46 34.40 22.00 |
| 4x4x4 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
| Bethesda Winter Wonderland 2025 | Final | 67 | 1:47.79 | 2:10.66 1:47.79 | |
| Slow N Steady UMD Fall 2024 | Final | 90 | 1:36.04 | 1:36.04 1:50.16 | |
| UMBC Fall 2024 | First round | 80 | 1:34.63 | 1:50.67 | 1:52.80 1:34.63 1:47.29 1:51.93 2:03.73 |
| 5x5x5 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
| Bethesda Winter Wonderland 2025 | Final | 50 | 3:26.94 | 3:26.94 4:04.03 | |
| 3x3x3 One-Handed | |||||
| Competition | Round | Place | Best | Average | Detail |
| River Hill Fall 2024 | First round | 71 | 56.04 | 56.04 1:03.98 | |
| Clock | |||||
| Competition | Round | Place | Best | Average | Detail |
| Bethesda Winter Wonderland 2025 | First round | 64 | 28.76 | 28.76 29.68 | |
| Pyraminx | |||||
| Competition | Round | Place | Best | Average | Detail |
| New-Cumberland County 2025 | First round | 95 | 11.16 | 17.28 | 14.50 11.16 16.59 24.27 20.76 |
| River Hill Fall 2024 | First round | 61 | 10.89 | 14.28 | 11.82 15.47 10.89 15.54 17.50 |
| Taiwan Championship 2025 | |||||
| Event | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| 3x3x3 Cube | First round | 218 | 16.97 | 20.05 | 16.97 DNF 22.33 20.32 17.50 |
| 2x2x2 Cube | First round | 132 | 4.97 | 5.99 | 6.14 4.97 13.46 5.00 6.84 |
| New-Cumberland County 2025 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 76 | 21.87 | 22.90 | 22.78 21.87 22.38 27.53 23.53 |
| 2x2x2 Cube | Final | 67 | 4.54 | 6.34 | 7.25 4.54 7.33 6.76 5.01 |
| First round | 84 | 5.54 | 7.26 | 5.54 8.33 DNF 7.52 5.92 | |
| Pyraminx | First round | 95 | 11.16 | 17.28 | 14.50 11.16 16.59 24.27 20.76 |
| Bethesda Winter Wonderland 2025 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 79 | 20.50 | 25.37 | 29.40 23.41 DNF 23.31 20.50 |
| 4x4x4 Cube | Final | 67 | 1:47.79 | 2:10.66 1:47.79 | |
| 5x5x5 Cube | Final | 50 | 3:26.94 | 3:26.94 4:04.03 | |
| Clock | First round | 64 | 28.76 | 28.76 29.68 | |
| River Hill Fall 2024 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 84 | 23.33 | 27.70 | 27.14 26.12 DNF 29.85 23.33 |
| 2x2x2 Cube | First round | 80 | 5.12 | 8.39 | 5.12 8.66 7.96 9.87 8.56 |
| 3x3x3 One-Handed | First round | 71 | 56.04 | 56.04 1:03.98 | |
| Pyraminx | First round | 61 | 10.89 | 14.28 | 11.82 15.47 10.89 15.54 17.50 |
| Slow N Steady UMD Fall 2024 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | Second round | 112 | 18.35 | 21.50 | 21.45 26.76 18.35 23.28 19.76 |
| First round | 121 | 19.94 | 24.55 | 21.07 28.92 19.94 DNF 23.67 | |
| 4x4x4 Cube | Final | 90 | 1:36.04 | 1:36.04 1:50.16 | |
| UMBC Fall 2024 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 105 | 22.36 | 26.97 | 22.36 30.63 27.44 22.84 36.08 |
| 4x4x4 Cube | First round | 80 | 1:34.63 | 1:50.67 | 1:52.80 1:34.63 1:47.29 1:51.93 2:03.73 |
| Gaithersburg Back to School 2024 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 83 | 21.24 | 25.22 | 22.05 28.00 28.22 21.24 25.60 |
| 2x2x2 Cube | First round | 80 | 8.57 | 9.99 | 10.67 10.31 8.57 9.48 10.19 |
| Pretzel Mania Summer 2024 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | Second round | 293 | 27.64 | 30.91 | 27.64 DNF 31.73 31.98 29.02 |
| First round | 296 | 26.52 | 29.32 | 32.35 26.52 27.49 33.85 28.12 | |
| 2x2x2 Cube | First round | 324 | 9.09 | 11.04 | 10.81 9.09 9.30 15.03 13.00 |
| Cubing at Carson 2024 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 90 | 36.68 | 40.11 | 38.91 37.90 36.68 43.52 44.58 |
| 2x2x2 Cube | First round | 97 | 17.46 | 25.24 | 1:00.02 19.32 17.46 34.40 22.00 |
| No. | Date | Name | Region | City |
|---|---|---|---|---|
| 9 | 2025-12-19~21 | Taiwan Championship 2025 | Chinese Taipei | New Taipei City |
| 8 | 2025-03-08 | New-Cumberland County 2025 | United States | Mechanicsburg, Pennsylvania |
| 7 | 2025-01-18 | Bethesda Winter Wonderland 2025 | United States | Bethesda, Maryland |
| 6 | 2024-12-07 | River Hill Fall 2024 | United States | Clarksville, Maryland |
| 5 | 2024-11-09~10 | Slow N Steady UMD Fall 2024 | United States | College Park, Maryland |
| 4 | 2024-09-21 | UMBC Fall 2024 | United States | Catonsville, Maryland |
| 3 | 2024-09-14 | Gaithersburg Back to School 2024 | United States | Gaithersburg, Maryland |
| 2 | 2024-08-31~09-01 | Pretzel Mania Summer 2024 | United States | Lancaster, Pennsylvania |
| 1 | 2024-05-04 | Cubing at Carson 2024 | United States | Herndon, Virginia |
Closest Cubers
Seen Cubers
| Times | Competitors |
|---|---|
| 1 | 891 |
| 2 | 139 |
| 3 | 51 |
| 4 | 27 |
| 5 | 19 |
| 6 | 5 |
| 7 | 2 |
| 8 | 4 |
| All | 1138 |
Visited Provinces
| Times | Province |
|---|---|
| 1 | Taiwan |

