HeeHwan Chai (채희환)
Current Personal Records
| Event | NR | CR | WR | Single | Average | WR | CR | NR | Gold | Silver | Bronze | Solves/Attempts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | 262 | 4402 | 12274 | 8.93 | 11.60 | 16015 | 6050 | 340 | 60/60 | |||
| 2x2x2 Cube | 87 | 1334 | 5768 | 1.75 | 4.03 | 13623 | 3880 | 267 | 38/40 | |||
| 4x4x4 Cube | 577 | 9469 | 28200 | 59.22 | 1:01.02 | 22631 | 7822 | 481 | 10/10 | |||
| 5x5x5 Cube | 288 | 4316 | 13259 | 1:39.10 | 1:44.84 | 11795 | 3855 | 256 | 10/10 | |||
| Clock | 52 | 654 | 2724 | 6.56 | 8.48 | 3139 | 734 | 68 | 19/20 | |||
| Pyraminx | 110 | 2467 | 9139 | 3.98 | 6.14 | 7941 | 2329 | 118 | 9/10 | |||
| Skewb | 140 | 2478 | 9736 | 4.46 | 7.53 | 10688 | 2980 | 176 | 35/35 |
Sum of Ranks
| 3x3x3 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| Korea Open 2025 | Second round | 99 | 9.85 | 12.59 | 16.60 10.78 19.71 10.40 9.85 |
| First round | 86 | 11.43 | 11.92 | 11.65 12.11 12.01 11.43 13.57 | |
| Osan Summer 2025 | Second round | 31 | 9.33 | 12.07 | 11.56 12.37 12.87 12.27 9.33 |
| First round | 27 | 10.70 | 11.60 | 11.36 13.90 11.17 10.70 12.28 | |
| Daejeon Spring 2025 | Second round | 55 | 11.88 | 12.57 | 14.66 12.28 11.97 13.45 11.88 |
| First round | 63 | 8.93 | 13.27 | 26.37 11.31 12.78 8.93 15.72 | |
| Seoul Winter 2024 | First round | 94 | 11.88 | 14.57 | 18.05 14.86 13.54 15.30 11.88 |
| Brown Fall Seongnam 2024 | First round | 42 | 11.33 | 12.66 | 13.08 11.33 11.76 13.14 16.78 |
| Korean Championship 2024 | First round | 153 | 12.40 | 18.22 | 20.69 17.24 12.40 16.72 24.48 |
| Daegu Cold Winter 2024 | Second round | 89 | 16.64 | 17.86 | 16.64 20.05 19.12 17.75 16.72 |
| First round | 99 | 17.26 | 18.60 | 17.26 20.08 18.12 25.44 17.61 | |
| Korean Championship 2023 | First round | 138 | 17.93 | 21.69 | 23.62 27.35 17.93 23.20 18.24 |
| 2x2x2 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
| Korea Open 2025 | First round | 128 | 1.75 | 5.82 | 8.34 4.34 4.78 DNF 1.75 |
| Daejeon Spring 2025 | Second round | 40 | 3.80 | 4.43 | 4.78 3.80 3.93 4.58 5.42 |
| First round | 56 | 3.63 | 5.15 | 3.75 DNF 3.63 7.39 4.30 | |
| Seoul Winter 2024 | First round | 60 | 3.35 | 4.72 | 6.68 4.65 5.42 3.35 4.09 |
| Brown Fall Seongnam 2024 | First round | 27 | 2.46 | 4.51 | 2.46 5.53 6.67 4.74 3.26 |
| Korean Championship 2024 | Second round | 53 | 3.21 | 5.01 | 3.81 3.21 6.03 5.20 6.74 |
| First round | 29 | 2.46 | 4.03 | 4.82 3.87 2.46 3.40 6.36 | |
| Daegu Cold Winter 2024 | First round | 41 | 3.42 | 5.37 | 8.18 5.09 3.42 6.81 4.22 |
| 4x4x4 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
| Daejeon Spring 2025 | First round | 71 | 59.24 | 1:01.02 | 1:04.70 59.36 59.24 59.97 1:03.72 |
| Korean Championship 2024 | First round | 89 | 59.22 | 1:09.00 | 1:01.81 1:11.48 1:51.61 1:13.70 59.22 |
| 5x5x5 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
| Korea Open 2025 | First round | 93 | 1:40.03 | 1:48.39 | 2:05.41 1:52.51 1:50.74 1:41.91 1:40.03 |
| Korean Championship 2024 | First round | 66 | 1:39.10 | 1:44.84 | 1:46.08 2:01.45 1:46.02 1:39.10 1:42.43 |
| Clock | |||||
| Competition | Round | Place | Best | Average | Detail |
| Korea Open 2025 | Second round | 28 | 6.92 | 8.48 | 8.58 DNF 6.92 8.55 8.30 |
| First round | 31 | 6.56 | 8.61 | 8.37 8.09 9.37 21.03 6.56 | |
| Osan Summer 2025 | First round | 17 | 8.42 | 10.54 | 10.21 10.27 11.14 12.54 8.42 |
| Brown Fall Seongnam 2024 | First round | 18 | 8.59 | 9.40 | 9.14 9.31 10.83 9.76 8.59 |
| Pyraminx | |||||
| Competition | Round | Place | Best | Average | Detail |
| Korea Open 2025 | Second round | 58 | 5.43 | 8.38 | 6.96 5.43 10.95 7.23 DNF |
| First round | 30 | 3.98 | 6.14 | 6.04 11.06 6.95 3.98 5.43 | |
| Skewb | |||||
| Competition | Round | Place | Best | Average | Detail |
| Korea Open 2025 | Second round | 38 | 6.26 | 7.53 | 6.40 6.26 7.08 11.00 9.10 |
| First round | 46 | 4.60 | 8.45 | 8.60 8.05 8.69 4.60 9.49 | |
| Osan Summer 2025 | Final | 14 | 4.71 | 8.42 | 8.40 4.71 5.92 10.93 11.77 |
| First round | 14 | 4.46 | 7.80 | 6.74 9.08 4.46 7.57 10.45 | |
| Korean Championship 2024 | Second round | 29 | 7.13 | 8.11 | 9.59 9.06 7.94 7.33 7.13 |
| First round | 26 | 7.45 | 7.71 | 7.55 8.06 7.45 10.86 7.51 | |
| Korean Championship 2023 | First round | 35 | 8.98 | 10.78 | 9.11 12.55 10.69 8.98 17.69 |
| Korea Open 2025 | |||||
| Event | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| 3x3x3 Cube | Second round | 99 | 9.85 | 12.59 | 16.60 10.78 19.71 10.40 9.85 |
| First round | 86 | 11.43 | 11.92 | 11.65 12.11 12.01 11.43 13.57 | |
| 2x2x2 Cube | First round | 128 | 1.75 | 5.82 | 8.34 4.34 4.78 DNF 1.75 |
| 5x5x5 Cube | First round | 93 | 1:40.03 | 1:48.39 | 2:05.41 1:52.51 1:50.74 1:41.91 1:40.03 |
| Clock | Second round | 28 | 6.92 | 8.48 | 8.58 DNF 6.92 8.55 8.30 |
| First round | 31 | 6.56 | 8.61 | 8.37 8.09 9.37 21.03 6.56 | |
| Pyraminx | Second round | 58 | 5.43 | 8.38 | 6.96 5.43 10.95 7.23 DNF |
| First round | 30 | 3.98 | 6.14 | 6.04 11.06 6.95 3.98 5.43 | |
| Skewb | Second round | 38 | 6.26 | 7.53 | 6.40 6.26 7.08 11.00 9.10 |
| First round | 46 | 4.60 | 8.45 | 8.60 8.05 8.69 4.60 9.49 | |
| Osan Summer 2025 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | Second round | 31 | 9.33 | 12.07 | 11.56 12.37 12.87 12.27 9.33 |
| First round | 27 | 10.70 | 11.60 | 11.36 13.90 11.17 10.70 12.28 | |
| Clock | First round | 17 | 8.42 | 10.54 | 10.21 10.27 11.14 12.54 8.42 |
| Skewb | Final | 14 | 4.71 | 8.42 | 8.40 4.71 5.92 10.93 11.77 |
| First round | 14 | 4.46 | 7.80 | 6.74 9.08 4.46 7.57 10.45 | |
| Daejeon Spring 2025 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | Second round | 55 | 11.88 | 12.57 | 14.66 12.28 11.97 13.45 11.88 |
| First round | 63 | 8.93 | 13.27 | 26.37 11.31 12.78 8.93 15.72 | |
| 2x2x2 Cube | Second round | 40 | 3.80 | 4.43 | 4.78 3.80 3.93 4.58 5.42 |
| First round | 56 | 3.63 | 5.15 | 3.75 DNF 3.63 7.39 4.30 | |
| 4x4x4 Cube | First round | 71 | 59.24 | 1:01.02 | 1:04.70 59.36 59.24 59.97 1:03.72 |
| Seoul Winter 2024 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 94 | 11.88 | 14.57 | 18.05 14.86 13.54 15.30 11.88 |
| 2x2x2 Cube | First round | 60 | 3.35 | 4.72 | 6.68 4.65 5.42 3.35 4.09 |
| Brown Fall Seongnam 2024 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 42 | 11.33 | 12.66 | 13.08 11.33 11.76 13.14 16.78 |
| 2x2x2 Cube | First round | 27 | 2.46 | 4.51 | 2.46 5.53 6.67 4.74 3.26 |
| Clock | First round | 18 | 8.59 | 9.40 | 9.14 9.31 10.83 9.76 8.59 |
| Korean Championship 2024 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 153 | 12.40 | 18.22 | 20.69 17.24 12.40 16.72 24.48 |
| 2x2x2 Cube | Second round | 53 | 3.21 | 5.01 | 3.81 3.21 6.03 5.20 6.74 |
| First round | 29 | 2.46 | 4.03 | 4.82 3.87 2.46 3.40 6.36 | |
| 4x4x4 Cube | First round | 89 | 59.22 | 1:09.00 | 1:01.81 1:11.48 1:51.61 1:13.70 59.22 |
| 5x5x5 Cube | First round | 66 | 1:39.10 | 1:44.84 | 1:46.08 2:01.45 1:46.02 1:39.10 1:42.43 |
| Skewb | Second round | 29 | 7.13 | 8.11 | 9.59 9.06 7.94 7.33 7.13 |
| First round | 26 | 7.45 | 7.71 | 7.55 8.06 7.45 10.86 7.51 | |
| Daegu Cold Winter 2024 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | Second round | 89 | 16.64 | 17.86 | 16.64 20.05 19.12 17.75 16.72 |
| First round | 99 | 17.26 | 18.60 | 17.26 20.08 18.12 25.44 17.61 | |
| 2x2x2 Cube | First round | 41 | 3.42 | 5.37 | 8.18 5.09 3.42 6.81 4.22 |
| Korean Championship 2023 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 138 | 17.93 | 21.69 | 23.62 27.35 17.93 23.20 18.24 |
| Skewb | First round | 35 | 8.98 | 10.78 | 9.11 12.55 10.69 8.98 17.69 |
| No. | Date | Name | Region | City |
|---|---|---|---|---|
| 8 | 2025-08-15~17 | Korea Open 2025 | Republic of Korea | 경기도 수원시 (Suwon-si, Gyeonggi-do) |
| 7 | 2025-06-29 | Osan Summer 2025 | Republic of Korea | 경기도 오산시 (Osan-si, Gyeonggi-do) |
| 6 | 2025-05-25 | Daejeon Spring 2025 | Republic of Korea | 대전광역시 (Daejeon) |
| 5 | 2024-12-14 | Seoul Winter 2024 | Republic of Korea | 서울특별시 (Seoul) |
| 4 | 2024-09-21 | Brown Fall Seongnam 2024 | Republic of Korea | 경기도 성남시 (Seongnam-si, Gyeonggi-do) |
| 3 | 2024-08-15~17 | Korean Championship 2024 | Republic of Korea | 경기도 수원시 (Suwon-si, Gyeonggi-do) |
| 2 | 2024-02-03~04 | Daegu Cold Winter 2024 | Republic of Korea | 대구광역시 (Daegu) |
| 1 | 2023-12-15~17 | Korean Championship 2023 | Republic of Korea | 대전광역시 (Daejeon) |
Closest Cubers
Seen Cubers
| Times | Competitors |
|---|---|
| 1 | 513 |
| 2 | 172 |
| 3 | 94 |
| 4 | 58 |
| 5 | 31 |
| 6 | 17 |
| 7 | 12 |
| 8 | 7 |
| All | 904 |

