Justin Zhang
Current Personal Records
| Event | NR | CR | WR | Single | Average | WR | CR | NR | Gold | Silver | Bronze | Solves/Attempts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | 20 | 35 | 5611 | 7.66 | 8.55 | 2752 | 15 | 10 | 1 | 2 | 75/80 | |
| 2x2x2 Cube | 121 | 216 | 23039 | 2.92 | 5.37 | 35073 | 310 | 177 | 48/50 | |||
| 4x4x4 Cube | 54 | 125 | 14976 | 45.89 | 52.38 | 14686 | 121 | 50 | 1 | 18/20 | ||
| 5x5x5 Cube | 71 | 127 | 17896 | 1:56.93 | 2:07.98 | 16954 | 118 | 66 | 1 | 15/15 | ||
| 6x6x6 Cube | 55 | 86 | 12412 | 4:39.54 | 4:57.94 | 10639 | 84 | 56 | 3/3 | |||
| 7x7x7 Cube | 39 | 60 | 9792 | 6:34.64 | 7:17.96 | 8437 | 61 | 40 | 1 | 3/3 | ||
| 3x3x3 One-Handed | 105 | 250 | 27909 | 27.40 | 32.34 | 25693 | 235 | 101 | 9/10 | |||
| Clock | 116 | 158 | 24879 | 31.93 | 1:04.58 | 22156 | 163 | 120 | 1 | 4/5 | ||
| Megaminx | 108 | 178 | 19186 | 2:26.77 | 2:47.73 | 16705 | 168 | 103 | 4/5 | |||
| Pyraminx | 163 | 254 | 27661 | 6.38 | 8.40 | 18835 | 146 | 90 | 32/35 | |||
| Skewb | 117 | 163 | 25288 | 7.43 | 18.74 | 47728 | 347 | 245 | 9/10 |
Sum of Ranks
Overall Medal Collection
| Gold | Silver | Bronze |
|---|---|---|
| 1 | 3 | 3 |
Overall Record Collection
| WR | CR | NR |
|---|---|---|
| 2 |
| 3x3x3 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| Newcomers Cape Cube-Fest 2025 | Final | 2 | 7.79 | 8.91 | 8.25 9.29 12.14 7.79 9.19 |
| Second round | 2 | 7.66 | 8.55 | 9.11 7.88 7.66 8.67 20.37 | |
| First round | 4 | 8.37 | 11.23 | 12.55 9.52 11.61 8.37 12.75 | |
| Arnold Classic Africa 2018 | Final | 4 | 9.83 | 11.55 | 9.83 10.88 12.39 11.39 DNF |
| Second round | 3 | 10.53 | 11.21 | 10.58 12.11 10.53 DNF 10.95 | |
| First round | 4 | 11.55 | 13.28 | 12.77 11.55 14.30 12.77 DNF | |
| Big 'n Weird 2017 | Final | 1 | 9.25 | NR 10.75 | 11.11 10.00 11.13 9.25 14.28 |
| First round | 1 | 10.45 | 12.41 | 14.34 13.46 12.13 11.63 10.45 | |
| Gauteng Winter 2017 | Final | 2 | 10.83 | 12.08 | 10.83 17.08 12.45 10.92 12.86 |
| First round | 2 | 11.35 | 12.28 | DNF 11.66 11.35 12.56 12.63 | |
| Johannesburg 2016 | Final | 5 | 11.12 | 14.31 | 14.39 13.99 11.12 14.56 15.58 |
| Semi Final | 2 | 11.57 | NR 12.03 | 15.87 12.38 11.95 11.57 11.76 | |
| Second round | 3 | 11.58 | 13.60 | 11.58 13.68 12.49 14.62 DNF | |
| First round | 3 | 12.64 | 13.56 | 12.64 14.07 20.49 13.94 12.67 | |
| Johannesburg Open 2015 | Second round | 10 | 17.41 | 19.83 | 18.63 17.41 29.40 19.44 21.43 |
| First round | 11 | 16.63 | 19.34 | 24.63 16.63 17.96 18.22 21.84 | |
| 2x2x2 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
| Newcomers Cape Cube-Fest 2025 | Second round | 21 | 3.09 | 6.68 | 7.58 3.09 5.36 7.11 8.20 |
| First round | 23 | 6.04 | 6.79 | 6.98 7.72 7.16 6.04 6.24 | |
| Arnold Classic Africa 2018 | Final | 11 | 3.74 | 6.24 | 3.74 6.49 6.89 5.33 7.41 |
| Second round | 7 | 3.35 | 5.63 | 5.77 8.38 5.84 3.35 5.28 | |
| First round | 6 | 4.07 | 5.56 | 6.51 15.68 4.66 5.50 4.07 | |
| Johannesburg 2016 | Final | 12 | 5.15 | 6.77 | 7.25 8.19 5.15 7.69 5.36 |
| Second round | 7 | 4.43 | 5.37 | 4.43 4.63 6.96 9.04 4.53 | |
| First round | 8 | 2.92 | 6.11 | 6.66 2.92 4.94 6.74 DNF | |
| Johannesburg Open 2015 | Final | 13 | 4.08 | 7.04 | 5.59 7.00 8.52 11.65 4.08 |
| First round | 11 | 4.27 | 7.08 | 10.15 DNF 6.11 4.97 4.27 | |
| 4x4x4 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
| Arnold Classic Africa 2018 | Final | 5 | 50.93 | 1:00.60 | 1:09.84 DNF 54.30 50.93 57.67 |
| First round | 3 | 45.89 | 52.38 | 54.55 49.26 45.89 53.32 55.40 | |
| Gauteng Winter 2017 | Final | 3 | 59.29 | 1:00.19 | 59.29 1:00.20 1:00.44 DNF 59.92 |
| Johannesburg Open 2015 | Final | 7 | 1:23.25 | 1:27.09 | 1:38.02 1:27.81 1:26.27 1:27.18 1:23.25 |
| 5x5x5 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
| Arnold Classic Africa 2018 | Final | 7 | 2:03.03 | 2:24.10 | 2:43.50 2:03.03 2:20.16 2:28.00 2:24.15 |
| Gauteng Winter 2017 | Final | 3 | 1:56.93 | 2:07.98 | 2:32.73 2:03.21 2:13.98 2:06.75 1:56.93 |
| Johannesburg Open 2015 | Final | 8 | 3:18.27 | 3:34.45 | 3:48.16 3:22.05 3:18.27 3:33.13 4:03.43 |
| 6x6x6 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
| Big 'n Weird 2017 | Final | 4 | 4:39.54 | 4:57.94 | 4:49.13 4:39.54 5:25.14 |
| 7x7x7 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
| Big 'n Weird 2017 | Final | 3 | 6:34.64 | 7:17.96 | 8:31.29 6:47.94 6:34.64 |
| 3x3x3 One-Handed | |||||
| Competition | Round | Place | Best | Average | Detail |
| Arnold Classic Africa 2018 | Final | 5 | 27.40 | 32.34 | 33.37 36.10 47.18 27.40 27.54 |
| Johannesburg 2016 | Final | 20 | 28.54 | 56.83 | 28.54 DNF 1:30.28 45.50 34.72 |
| Clock | |||||
| Competition | Round | Place | Best | Average | Detail |
| Big 'n Weird 2017 | Final | 2 | 31.93 | 1:04.58 | 50.09 31.93 DNF 1:06.97 1:16.68 |
| Megaminx | |||||
| Competition | Round | Place | Best | Average | Detail |
| Gauteng Winter 2017 | Final | 5 | 2:26.77 | 2:47.73 | 2:27.01 3:23.07 DNF 2:26.77 2:33.12 |
| Pyraminx | |||||
| Competition | Round | Place | Best | Average | Detail |
| Newcomers Cape Cube-Fest 2025 | Final | 14 | 6.81 | 10.85 | 10.09 7.21 15.25 17.73 6.81 |
| Second round | 16 | 9.96 | 12.82 | 13.95 11.28 9.96 13.22 14.22 | |
| First round | 23 | 11.06 | 20.43 | DNF 19.55 15.10 11.06 26.63 | |
| Arnold Classic Africa 2018 | Final | 4 | 6.38 | 8.40 | 8.50 9.13 8.03 6.38 8.68 |
| First round | 19 | 9.75 | 14.18 | 15.47 9.75 10.86 DNF 16.21 | |
| Johannesburg 2016 | Final | 8 | 7.76 | 12.29 | 14.14 13.79 10.94 12.14 7.76 |
| Johannesburg Open 2015 | Final | 6 | 7.77 | 11.19 | 11.81 7.77 11.28 10.47 DNF |
| Skewb | |||||
| Competition | Round | Place | Best | Average | Detail |
| Gauteng Winter 2017 | Final | 10 | 7.43 | 18.74 | 22.53 DNF 18.71 14.99 7.43 |
| Johannesburg Open 2015 | Final | 12 | 13.09 | 19.42 | 29.05 13.09 19.05 20.43 18.77 |
| Newcomers Cape Cube-Fest 2025 | |||||
| Event | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| 3x3x3 Cube | Final | 2 | 7.79 | 8.91 | 8.25 9.29 12.14 7.79 9.19 |
| Second round | 2 | 7.66 | 8.55 | 9.11 7.88 7.66 8.67 20.37 | |
| First round | 4 | 8.37 | 11.23 | 12.55 9.52 11.61 8.37 12.75 | |
| 2x2x2 Cube | Second round | 21 | 3.09 | 6.68 | 7.58 3.09 5.36 7.11 8.20 |
| First round | 23 | 6.04 | 6.79 | 6.98 7.72 7.16 6.04 6.24 | |
| Pyraminx | Final | 14 | 6.81 | 10.85 | 10.09 7.21 15.25 17.73 6.81 |
| Second round | 16 | 9.96 | 12.82 | 13.95 11.28 9.96 13.22 14.22 | |
| First round | 23 | 11.06 | 20.43 | DNF 19.55 15.10 11.06 26.63 | |
| Arnold Classic Africa 2018 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | Final | 4 | 9.83 | 11.55 | 9.83 10.88 12.39 11.39 DNF |
| Second round | 3 | 10.53 | 11.21 | 10.58 12.11 10.53 DNF 10.95 | |
| First round | 4 | 11.55 | 13.28 | 12.77 11.55 14.30 12.77 DNF | |
| 2x2x2 Cube | Final | 11 | 3.74 | 6.24 | 3.74 6.49 6.89 5.33 7.41 |
| Second round | 7 | 3.35 | 5.63 | 5.77 8.38 5.84 3.35 5.28 | |
| First round | 6 | 4.07 | 5.56 | 6.51 15.68 4.66 5.50 4.07 | |
| 4x4x4 Cube | Final | 5 | 50.93 | 1:00.60 | 1:09.84 DNF 54.30 50.93 57.67 |
| First round | 3 | 45.89 | 52.38 | 54.55 49.26 45.89 53.32 55.40 | |
| 5x5x5 Cube | Final | 7 | 2:03.03 | 2:24.10 | 2:43.50 2:03.03 2:20.16 2:28.00 2:24.15 |
| 3x3x3 One-Handed | Final | 5 | 27.40 | 32.34 | 33.37 36.10 47.18 27.40 27.54 |
| Pyraminx | Final | 4 | 6.38 | 8.40 | 8.50 9.13 8.03 6.38 8.68 |
| First round | 19 | 9.75 | 14.18 | 15.47 9.75 10.86 DNF 16.21 | |
| Big 'n Weird 2017 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | Final | 1 | 9.25 | NR 10.75 | 11.11 10.00 11.13 9.25 14.28 |
| First round | 1 | 10.45 | 12.41 | 14.34 13.46 12.13 11.63 10.45 | |
| 6x6x6 Cube | Final | 4 | 4:39.54 | 4:57.94 | 4:49.13 4:39.54 5:25.14 |
| 7x7x7 Cube | Final | 3 | 6:34.64 | 7:17.96 | 8:31.29 6:47.94 6:34.64 |
| Clock | Final | 2 | 31.93 | 1:04.58 | 50.09 31.93 DNF 1:06.97 1:16.68 |
| Gauteng Winter 2017 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | Final | 2 | 10.83 | 12.08 | 10.83 17.08 12.45 10.92 12.86 |
| First round | 2 | 11.35 | 12.28 | DNF 11.66 11.35 12.56 12.63 | |
| 4x4x4 Cube | Final | 3 | 59.29 | 1:00.19 | 59.29 1:00.20 1:00.44 DNF 59.92 |
| 5x5x5 Cube | Final | 3 | 1:56.93 | 2:07.98 | 2:32.73 2:03.21 2:13.98 2:06.75 1:56.93 |
| Megaminx | Final | 5 | 2:26.77 | 2:47.73 | 2:27.01 3:23.07 DNF 2:26.77 2:33.12 |
| Skewb | Final | 10 | 7.43 | 18.74 | 22.53 DNF 18.71 14.99 7.43 |
| Johannesburg 2016 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | Final | 5 | 11.12 | 14.31 | 14.39 13.99 11.12 14.56 15.58 |
| Semi Final | 2 | 11.57 | NR 12.03 | 15.87 12.38 11.95 11.57 11.76 | |
| Second round | 3 | 11.58 | 13.60 | 11.58 13.68 12.49 14.62 DNF | |
| First round | 3 | 12.64 | 13.56 | 12.64 14.07 20.49 13.94 12.67 | |
| 2x2x2 Cube | Final | 12 | 5.15 | 6.77 | 7.25 8.19 5.15 7.69 5.36 |
| Second round | 7 | 4.43 | 5.37 | 4.43 4.63 6.96 9.04 4.53 | |
| First round | 8 | 2.92 | 6.11 | 6.66 2.92 4.94 6.74 DNF | |
| 3x3x3 One-Handed | Final | 20 | 28.54 | 56.83 | 28.54 DNF 1:30.28 45.50 34.72 |
| Pyraminx | Final | 8 | 7.76 | 12.29 | 14.14 13.79 10.94 12.14 7.76 |
| Johannesburg Open 2015 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | Second round | 10 | 17.41 | 19.83 | 18.63 17.41 29.40 19.44 21.43 |
| First round | 11 | 16.63 | 19.34 | 24.63 16.63 17.96 18.22 21.84 | |
| 2x2x2 Cube | Final | 13 | 4.08 | 7.04 | 5.59 7.00 8.52 11.65 4.08 |
| First round | 11 | 4.27 | 7.08 | 10.15 DNF 6.11 4.97 4.27 | |
| 4x4x4 Cube | Final | 7 | 1:23.25 | 1:27.09 | 1:38.02 1:27.81 1:26.27 1:27.18 1:23.25 |
| 5x5x5 Cube | Final | 8 | 3:18.27 | 3:34.45 | 3:48.16 3:22.05 3:18.27 3:33.13 4:03.43 |
| Pyraminx | Final | 6 | 7.77 | 11.19 | 11.81 7.77 11.28 10.47 DNF |
| Skewb | Final | 12 | 13.09 | 19.42 | 29.05 13.09 19.05 20.43 18.77 |
History of National Records
| Event | Single | Average | Competition | Round | Detail |
|---|---|---|---|---|---|
| 3x3x3 Cube | |||||
| NR 10.75 | Big 'n Weird 2017 | Final | 11.11 10.00 11.13 9.25 14.28 | ||
| NR 12.03 | Johannesburg 2016 | Semi Final | 15.87 12.38 11.95 11.57 11.76 | ||
| No. | Date | Name | Region | City |
|---|---|---|---|---|
| 6 | 2025-03-08~09 | Newcomers Cape Cube-Fest 2025 | South Africa | Cape Town |
| 5 | 2018-05-18~20 | Arnold Classic Africa 2018 | South Africa | Johannesburg, Gauteng |
| 4 | 2017-09-30 | Big 'n Weird 2017 | South Africa | Pretoria, Gauteng |
| 3 | 2017-07-08 | Gauteng Winter 2017 | South Africa | Pretoria |
| 2 | 2016-11-27 | Johannesburg 2016 | South Africa | Johannesburg |
| 1 | 2015-11-29~30 | Johannesburg Open 2015 | South Africa | Johannesburg |
Closest Cubers
Seen Cubers
| Times | Competitors |
|---|---|
| 1 | 274 |
| 2 | 49 |
| 3 | 19 |
| 4 | 3 |
| 5 | 4 |
| All | 349 |

