Joshua Tham Chern Siew
| Region | WCA ID | Gender | Competitions | Completed Solves | Malaysia | 2023SIEW01 | Male | 15 | 565 |
|---|
Current Personal Records
| Event | NR | CR | WR | Single | Average | WR | CR | NR | |
|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | 48 | 1151 | 3376 | 6.88 | 8.00 | 1883 | 698 | 29 | |
| 2x2x2 Cube | 43 | 781 | 3507 | 1.44 | 3.33 | 6925 | 1894 | 99 | |
| 4x4x4 Cube | 84 | 1567 | 4417 | 33.42 | 38.47 | 4280 | 1547 | 86 | |
| 5x5x5 Cube | 152 | 2482 | 7194 | 1:18.23 | 1:28.02 | 7523 | 2622 | 159 | |
| 3x3x3 One-Handed | 15 | 310 | 888 | 10.23 | 13.57 | 1068 | 392 | 18 | |
| Megaminx | 323 | 4621 | 18168 | 2:12.48 | 2:45.94 | 17826 | 4493 | 305 | |
| Pyraminx | 166 | 3023 | 11155 | 4.20 | 6.47 | 9706 | 2863 | 130 | |
| Skewb | 141 | 2449 | 9613 | 4.33 | 7.65 | 11815 | 3294 | 191 | |
| Square-1 | 154 | 2072 | 8788 | 23.12 | 34.89 | 10234 | 2430 | 174 |
| Competition | Round | Place | Single | Average | Solves | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | |||||||||||
| Kuala Lumpur Cubing Challenge 2026 | Final | 11 | 8.40 | 10.12 | 8.40 | 11.76 | 8.66 | 13.77 | 9.95 | ||
| Second round | 2 | 8.04 | 8.62 | 8.28 | 8.75 | 9.54 | 8.83 | 8.04 | |||
| First round | 11 | 8.14 | 9.36 | 10.42 | 8.75 | 9.03 | 10.30 | 8.14 | |||
| Selangor Cube Open 2026 | Second round | 16 | 8.20 | 9.55 | 8.90 | 8.20 | 10.79 | 12.24 | 8.97 | ||
| First round | 10 | 8.06 | 9.13 | 8.80 | 8.78 | 9.81 | 10.98 | 8.06 | |||
| 1 Shamelin Cube Open 2026 | Final | 2 | 7.70 | 8.37 | 8.70 | 8.38 | DNF | 8.03 | 7.70 | ||
| Semi Final | 3 | 6.88 | 8.00 | 9.61 | 8.11 | 8.61 | 6.88 | 7.28 | |||
| Second round | 11 | 6.92 | 9.72 | 10.22 | 10.17 | 9.35 | 6.92 | 9.63 | |||
| First round | 7 | 7.90 | 9.12 | 8.21 | 13.10 | 10.96 | 7.90 | 8.19 | |||
| XMUM Cube Open 2026 | Second round | 14 | 7.40 | 8.86 | 9.34 | 8.26 | 8.97 | 11.59 | 7.40 | ||
| First round | 22 | 8.82 | 9.70 | 9.74 | 9.31 | 10.06 | 8.82 | 10.30 | |||
| MyFamilyFest Speedcubing Challenge 2025 | Final | 14 | 8.55 | 11.02 | 12.00 | 9.36 | 11.69 | DNF | 8.55 | ||
| Second round | 10 | 7.57 | 9.91 | 7.84 | 7.57 | 12.35 | 12.61 | 9.53 | |||
| First round | 11 | 9.33 | 9.79 | 9.47 | 10.03 | 9.33 | 10.34 | 9.86 | |||
| Malaysia Cube Championship 2025 | Semi Final | 28 | 8.90 | 10.48 | 10.67 | 8.90 | 10.80 | 10.16 | 10.62 | ||
| Second round | 26 | 9.10 | 9.61 | 9.95 | 9.10 | 9.51 | 9.37 | 10.63 | |||
| First round | 26 | 8.39 | 9.57 | 9.80 | 9.45 | 8.39 | 9.46 | 14.34 | |||
| gateway KLIA2 Cube Open 2025 | Second round | 37 | 9.25 | 10.82 | 11.41 | 9.63 | 12.81 | 11.41 | 9.25 | ||
| First round | 19 | 8.36 | 9.15 | 9.65 | 8.61 | 8.36 | 9.76 | 9.19 | |||
| Malaysia Newcomer 2025 | Final | 22 | 8.67 | 11.09 | 8.67 | 10.34 | 11.06 | 12.05 | 11.88 | ||
| Semi Final | 20 | 9.84 | 10.41 | 10.76 | 13.97 | 9.91 | 9.84 | 10.55 | |||
| Second round | 28 | 9.48 | 11.31 | 10.68 | 9.48 | 12.27 | 13.43 | 10.98 | |||
| First round | 25 | 10.31 | 11.15 | 10.71 | 10.31 | 11.97 | DNF | 10.77 | |||
| XMUM Cube Open 2025 | Second round | 45 | 10.12 | 11.65 | 10.12 | 10.54 | 12.48 | 12.37 | 12.05 | ||
| First round | 21 | 8.58 | 9.76 | 11.61 | 10.69 | 8.94 | 9.65 | 8.58 | |||
| Rubik's WCA Asian Championship 2024 | First round | 349 | 11.42 | 13.38 | 11.42 | 12.32 | 12.86 | 15.31 | 14.97 | ||
| Malaysia 15th Anniversary Championship 2024 | Second round | 33 | 8.57 | 10.26 | 11.09 | 8.57 | 10.12 | 9.57 | 13.25 | ||
| First round | 43 | 10.42 | 11.36 | 10.42 | 13.89 | 11.52 | 10.83 | 11.74 | |||
| Sunway Velocity Mall Open 2024 | Second round | 63 | 11.19 | 13.73 | 14.73 | DNF | 14.66 | 11.80 | 11.19 | ||
| First round | 37 | 10.71 | 11.16 | 12.34 | 10.71 | 11.28 | 11.08 | 11.12 | |||
| UoSM Cube Open 2024 | First round | 56 | 10.67 | 13.48 | 18.11 | 10.67 | 13.61 | 12.27 | 14.55 | ||
| Selangor Ace Cube 2023 | First round | 80 | 16.18 | 18.19 | 16.18 | 18.78 | 17.77 | 18.03 | 22.84 | ||
| Yong Jun KL Speedcubing 2023 | First round | 230 | 20.58 | 23.57 | 23.76 | DNF | 23.79 | 23.15 | 20.58 | ||
| 2x2x2 Cube | |||||||||||
| Kuala Lumpur Cubing Challenge 2026 | First round | 26 | 2.72 | 4.20 | 2.72 | 4.26 | DNF | 3.21 | 5.13 | ||
| Selangor Cube Open 2026 | First round | 27 | 3.51 | 4.03 | 3.84 | 3.51 | 5.89 | 4.42 | 3.82 | ||
| 1 Shamelin Cube Open 2026 | Final | 16 | 2.63 | 3.97 | 4.36 | 4.51 | 3.05 | 5.34 | 2.63 | ||
| Second round | 17 | 1.80 | 3.90 | 9.29 | 4.43 | 2.79 | 1.80 | 4.47 | |||
| First round | 14 | 2.25 | 3.33 | 2.50 | DNF | 3.50 | 2.25 | 3.99 | |||
| XMUM Cube Open 2026 | First round | 81 | 3.82 | 5.70 | 4.73 | 3.82 | DNF | 6.52 | 5.85 | ||
| MyFamilyFest Speedcubing Challenge 2025 | Final | 21 | 2.90 | 4.88 | 4.65 | 5.60 | 7.74 | 2.90 | 4.40 | ||
| First round | 11 | 1.44 | 3.65 | 1.44 | 5.67 | 2.09 | 4.67 | 4.19 | |||
| Malaysia Cube Championship 2025 | First round | 47 | 3.81 | 4.30 | 3.81 | 4.00 | 6.72 | 4.09 | 4.81 | ||
| gateway KLIA2 Cube Open 2025 | Second round | 22 | 3.45 | 3.85 | 3.45 | 3.59 | 4.18 | 3.78 | 4.80 | ||
| First round | 40 | 3.30 | 4.47 | 4.66 | 5.32 | 5.40 | 3.30 | 3.43 | |||
| Malaysia Newcomer 2025 | Final | 30 | 4.00 | 4.65 | 7.96 | 4.04 | 5.43 | 4.49 | 4.00 | ||
| Second round | 30 | 3.97 | 4.22 | 4.31 | 4.07 | 3.97 | 4.28 | 5.37 | |||
| First round | 32 | 3.75 | 4.53 | 3.95 | 3.75 | 5.47 | 7.37 | 4.18 | |||
| XMUM Cube Open 2025 | Second round | 23 | 2.93 | 4.05 | 6.93 | 4.09 | 3.94 | 2.93 | 4.12 | ||
| First round | 49 | 3.09 | 4.65 | 3.09 | 5.63 | 4.53 | 3.85 | 5.56 | |||
| Rubik's WCA Asian Championship 2024 | First round | 231 | 3.59 | 4.66 | 5.66 | 5.62 | 4.53 | 3.59 | 3.83 | ||
| Malaysia 15th Anniversary Championship 2024 | First round | 72 | 3.67 | 5.04 | DNF | 4.42 | 4.43 | 6.28 | 3.67 | ||
| UoSM Cube Open 2024 | First round | 64 | 3.75 | 5.73 | 8.10 | 6.26 | 4.84 | 3.75 | 6.10 | ||
| Selangor Ace Cube 2023 | First round | 43 | 4.14 | 4.87 | 6.09 | 4.14 | 4.20 | 4.52 | 5.90 | ||
| 4x4x4 Cube | |||||||||||
| Kuala Lumpur Cubing Challenge 2026 | First round | 15 | 33.42 | 38.47 | 33.42 | 33.75 | 42.92 | 44.15 | 38.75 | ||
| Selangor Cube Open 2026 | First round | 25 | 36.58 | 41.31 | 40.28 | 36.58 | 41.57 | 42.09 | 49.24 | ||
| XMUM Cube Open 2026 | First round | 61 | 42.65 | 50.46 | 42.65 | 52.30 | 50.35 | 48.72 | DNF | ||
| Malaysia Cube Championship 2025 | First round | 37 | 39.50 | 42.42 | 47.69 | 40.92 | 39.50 | 43.05 | 43.29 | ||
| gateway KLIA2 Cube Open 2025 | First round | 41 | 39.63 | 46.00 | 42.20 | 54.66 | DNF | 41.14 | 39.63 | ||
| XMUM Cube Open 2025 | First round | 53 | 40.54 | 49.39 | 40.54 | 43.17 | 53.89 | 51.11 | DNF | ||
| Malaysia 15th Anniversary Championship 2024 | First round | 77 | 48.92 | 1:02.38 | 1:01.94 | 1:12.66 | 48.92 | DNF | 52.55 | ||
| Sunway Velocity Mall Open 2024 | First round | 79 | 1:04.16 | 1:08.22 | 1:07.27 | 1:12.00 | 1:09.38 | 1:04.16 | 1:08.01 | ||
| UoSM Cube Open 2024 | First round | 51 | 1:08.66 | 1:12.98 | 1:10.96 | 1:16.30 | 1:11.67 | 1:08.66 | 1:16.44 | ||
| Selangor Ace Cube 2023 | First round | 71 | 1:17.01 | 1:32.28 | 1:17.01 | 1:32.58 | 1:29.65 | 1:34.61 | 2:47.09 | ||
| 5x5x5 Cube | |||||||||||
| Kuala Lumpur Cubing Challenge 2026 | First round | 29 | 1:24.86 | 1:29.90 | 1:33.22 | 1:26.65 | 2:35.65 | 1:29.83 | 1:24.86 | ||
| Selangor Cube Open 2026 | First round | 34 | 1:18.23 | 1:28.02 | 1:35.98 | 1:21.04 | 1:18.23 | DNF | 1:27.04 | ||
| XMUM Cube Open 2026 | First round | 55 | 1:28.33 | 1:34.24 | 1:28.33 | 1:32.23 | 1:32.27 | DNF | 1:38.23 | ||
| Malaysia Cube Championship 2025 | First round | 57 | 1:24.68 | 1:36.90 | 1:24.68 | 1:28.38 | 1:48.92 | 1:47.89 | 1:34.43 | ||
| gateway KLIA2 Cube Open 2025 | First round | 47 | 1:49.14 | 1:56.88 | 1:54.20 | 1:49.14 | 2:01.38 | 1:55.07 | 2:05.73 | ||
| XMUM Cube Open 2025 | First round | 58 | 2:03.40 | 2:03.40 | 2:05.51 | ||||||
| Sunway Velocity Mall Open 2024 | First round | 69 | 3:12.45 | 3:12.45 | 3:18.00 | ||||||
| 3x3x3 One-Handed | |||||||||||
| Kuala Lumpur Cubing Challenge 2026 | Final | 2 | 10.23 | 13.57 | 10.23 | 15.44 | 13.26 | 12.10 | 15.34 | ||
| First round | 3 | 12.16 | 14.78 | 14.86 | 16.57 | 12.16 | DNF | 12.90 | |||
| Selangor Cube Open 2026 | Final | 7 | 11.82 | 14.92 | 20.76 | 17.08 | 11.82 | 13.11 | 14.57 | ||
| First round | 7 | 11.87 | 14.15 | 13.83 | 15.71 | 13.46 | 11.87 | 15.17 | |||
| XMUM Cube Open 2026 | Final | 5 | 11.62 | 14.75 | 20.38 | 17.76 | 12.43 | 14.05 | 11.62 | ||
| First round | 9 | 12.73 | 14.99 | 16.31 | 16.38 | 12.73 | 14.35 | 14.32 | |||
| Malaysia Cube Championship 2025 | Final | 12 | 14.64 | 15.61 | 14.94 | 16.93 | 16.60 | 14.64 | 15.28 | ||
| First round | 7 | 12.96 | 14.29 | 16.92 | 12.96 | 13.99 | 14.51 | 14.37 | |||
| gateway KLIA2 Cube Open 2025 | First round | 19 | 15.62 | 16.34 | 15.84 | 17.20 | 15.62 | 15.97 | 17.79 | ||
| XMUM Cube Open 2025 | Final | 10 | 12.97 | 15.90 | 19.18 | 12.97 | 19.53 | 15.14 | 13.38 | ||
| First round | 15 | 14.01 | 15.96 | 20.81 | 15.66 | 16.35 | 15.86 | 14.01 | |||
| Rubik's WCA Asian Championship 2024 | Second round | 70 | 14.57 | 17.03 | 21.35 | 16.33 | 14.57 | 18.51 | 16.25 | ||
| First round | 79 | 15.50 | 17.14 | 18.44 | 17.07 | 15.50 | 19.91 | 15.91 | |||
| Malaysia 15th Anniversary Championship 2024 | First round | 17 | 16.62 | 18.34 | 19.03 | 19.06 | 22.15 | 16.94 | 16.62 | ||
| Sunway Velocity Mall Open 2024 | Second round | 27 | 17.85 | 22.11 | 21.31 | 23.57 | 21.46 | 24.59 | 17.85 | ||
| First round | 39 | 21.11 | 23.29 | 28.42 | 25.20 | 21.11 | 23.00 | 21.66 | |||
| UoSM Cube Open 2024 | First round | 38 | 19.02 | 24.91 | 23.28 | 29.90 | 19.02 | 21.55 | DNF | ||
| Selangor Ace Cube 2023 | First round | 48 | 25.20 | 29.12 | 28.04 | DNF | 31.81 | 25.20 | 27.50 | ||
| Megaminx | |||||||||||
| Kuala Lumpur Cubing Challenge 2026 | First round | 38 | 2:12.48 | 2:45.94 | 2:20.93 | 2:12.48 | 2:54.72 | 3:02.16 | 3:53.43 | ||
| Pyraminx | |||||||||||
| Kuala Lumpur Cubing Challenge 2026 | First round | 22 | 5.41 | 6.85 | 6.77 | 6.29 | 5.41 | 7.49 | 14.07 | ||
| Selangor Cube Open 2026 | First round | 21 | 4.92 | 6.47 | 6.37 | 4.92 | 7.48 | 8.74 | 5.56 | ||
| 1 Shamelin Cube Open 2026 | Second round | 18 | 5.18 | 6.74 | 7.53 | 7.26 | 6.43 | 5.18 | 6.53 | ||
| First round | 21 | 5.84 | 8.53 | 7.23 | 9.60 | 8.75 | DNF | 5.84 | |||
| XMUM Cube Open 2026 | First round | 40 | 4.20 | 8.58 | 7.23 | 11.02 | 7.57 | 10.95 | 4.20 | ||
| Malaysia Cube Championship 2025 | First round | 34 | 6.61 | 7.49 | 9.37 | 7.08 | 8.08 | 6.61 | 7.32 | ||
| gateway KLIA2 Cube Open 2025 | First round | 58 | 7.19 | 9.39 | 7.53 | 11.27 | 7.19 | 10.05 | 10.59 | ||
| Malaysia Newcomer 2025 | Final | 39 | 8.50 | 11.62 | 10.63 | 8.50 | 11.27 | 12.97 | 14.45 | ||
| Second round | 37 | 7.97 | 9.61 | 11.08 | 9.25 | 8.49 | 7.97 | 24.25 | |||
| First round | 36 | 7.54 | 9.82 | 10.05 | 10.00 | 7.54 | 9.41 | 12.05 | |||
| XMUM Cube Open 2025 | First round | 81 | 9.69 | 12.36 | 14.88 | 9.69 | 12.16 | 10.30 | 14.62 | ||
| Rubik's WCA Asian Championship 2024 | First round | 261 | 6.95 | 9.20 | 6.95 | 11.05 | 8.74 | 9.68 | 9.18 | ||
| Malaysia 15th Anniversary Championship 2024 | First round | 89 | 6.26 | 13.72 | 16.33 | 15.50 | 15.94 | 9.71 | 6.26 | ||
| Sunway Velocity Mall Open 2024 | First round | 79 | 10.02 | 12.90 | 11.71 | 16.41 | 14.86 | 10.02 | 12.13 | ||
| UoSM Cube Open 2024 | First round | 59 | 7.74 | 12.76 | 7.74 | 17.24 | 11.67 | 9.38 | 17.36 | ||
| Skewb | |||||||||||
| Kuala Lumpur Cubing Challenge 2026 | First round | 23 | 6.37 | 8.28 | 8.82 | 6.37 | 8.16 | 14.36 | 7.85 | ||
| Selangor Cube Open 2026 | First round | 44 | 4.33 | 9.03 | 5.98 | 13.02 | 10.16 | 4.33 | 10.96 | ||
| 1 Shamelin Cube Open 2026 | First round | 25 | 5.49 | 9.27 | 9.00 | 9.07 | 12.94 | 9.74 | 5.49 | ||
| XMUM Cube Open 2026 | First round | 47 | 6.40 | 7.65 | 6.40 | 8.29 | 11.47 | 8.20 | 6.47 | ||
| Malaysia Cube Championship 2025 | First round | 61 | 8.05 | 11.09 | 15.23 | 11.23 | 10.41 | 8.05 | 11.64 | ||
| gateway KLIA2 Cube Open 2025 | First round | 57 | 9.28 | 12.52 | 12.93 | 9.28 | 17.58 | 11.68 | 12.94 | ||
| XMUM Cube Open 2025 | First round | 51 | 5.84 | 10.14 | 5.84 | 10.31 | 15.12 | 10.28 | 9.82 | ||
| Rubik's WCA Asian Championship 2024 | First round | 258 | 11.29 | 12.03 | 13.09 | 12.47 | 11.29 | 11.94 | 11.69 | ||
| Malaysia 15th Anniversary Championship 2024 | First round | 61 | 9.48 | 12.68 | 13.65 | 12.21 | 9.48 | 14.68 | 12.18 | ||
| Sunway Velocity Mall Open 2024 | First round | 56 | 6.83 | 11.45 | 8.66 | 6.83 | 13.05 | 12.65 | 13.46 | ||
| Square-1 | |||||||||||
| gateway KLIA2 Cube Open 2025 | First round | 32 | 23.12 | 34.89 | 23.12 | 34.87 | 42.15 | 58.36 | 27.64 | ||
| XMUM Cube Open 2025 | First round | 36 | 25.28 | 38.08 | 31.31 | 37.70 | 25.28 | 45.24 | 47.62 | ||
| Malaysia 15th Anniversary Championship 2024 | First round | 36 | 24.59 | 44.79 | 48.46 | 24.59 | 51.19 | 34.72 | 1:05.00 | ||
| Sunway Velocity Mall Open 2024 | First round | 30 | 26.69 | 39.13 | 35.18 | 26.69 | 44.81 | 40.01 | 42.19 | ||