Chengkai Sun (孙诚锴)
Current Personal Records
| Event | NR | CR | WR | Single | Average | WR | CR | NR | Gold | Silver | Bronze | Solves/Attempts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | 7918 | 22900 | 62367 | 14.85 | 17.35 | 58079 | 21800 | 7598 | 44/45 |
Sum of Ranks
| Sum of NR | NR | Sum of CR | CR | Sum of WR | WR | |
|---|---|---|---|---|---|---|
| Single | 60381 | 12261 | 208217 | 39538 | 754613 | 129206 |
| Average | 52248 | 11508 | 178782 | 37113 | 627801 | 121177 |
| 3x3x3 Cube | |||||
| Competition | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| Happy Valley Spring 2024 | Second round | 30 | 16.22 | 20.53 | 24.76 20.27 22.60 16.22 18.72 |
| First round | 30 | 16.80 | 19.20 | 16.80 18.78 17.84 20.99 22.95 | |
| Railroad City 2023 | Second round | 23 | 15.94 | 17.51 | 15.94 17.63 19.54 15.96 18.94 |
| First round | 25 | 18.38 | 22.95 | 27.06 21.96 28.58 19.82 18.38 | |
| San Diego Spring 2022 | First round | 62 | 16.78 | 18.78 | 16.78 19.20 19.44 17.71 19.47 |
| Shaoxing Morning 2021 | First round | 64 | 15.20 | 18.91 | 22.42 15.20 20.26 17.32 19.15 |
| Mudd Fall 2019 | Second round | 58 | 16.98 | 17.78 | 18.78 17.26 16.98 17.31 19.96 |
| First round | 52 | 14.85 | 17.35 | 16.51 18.39 14.85 DNF 17.16 | |
| Nisei Week 2019 | First round | 65 | 17.34 | 19.07 | 20.46 19.20 17.80 17.34 20.20 |
| Happy Valley Spring 2024 | |||||
| Event | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| 3x3x3 Cube | Second round | 30 | 16.22 | 20.53 | 24.76 20.27 22.60 16.22 18.72 |
| First round | 30 | 16.80 | 19.20 | 16.80 18.78 17.84 20.99 22.95 | |
| Railroad City 2023 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | Second round | 23 | 15.94 | 17.51 | 15.94 17.63 19.54 15.96 18.94 |
| First round | 25 | 18.38 | 22.95 | 27.06 21.96 28.58 19.82 18.38 | |
| San Diego Spring 2022 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 62 | 16.78 | 18.78 | 16.78 19.20 19.44 17.71 19.47 |
| Shaoxing Morning 2021 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 64 | 15.20 | 18.91 | 22.42 15.20 20.26 17.32 19.15 |
| Mudd Fall 2019 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | Second round | 58 | 16.98 | 17.78 | 18.78 17.26 16.98 17.31 19.96 |
| First round | 52 | 14.85 | 17.35 | 16.51 18.39 14.85 DNF 17.16 | |
| Nisei Week 2019 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 65 | 17.34 | 19.07 | 20.46 19.20 17.80 17.34 20.20 |
| No. | Date | Name | Region | City |
|---|---|---|---|---|
| 6 | 2024-03-30 | Happy Valley Spring 2024 | United States | State College, Pennsylvania |
| 5 | 2023-09-23 | Railroad City 2023 | United States | Altoona, Pennsylvania |
| 4 | 2022-04-16 | San Diego Spring 2022 | United States | San Diego, California |
| 3 | 2021-03-27 | Shaoxing Morning 2021 | China | Shaoxing, Zhejiang |
| 2 | 2019-10-05 | Mudd Fall 2019 | United States | Claremont, California |
| 1 | 2019-08-17 | Nisei Week 2019 | United States | Los Angeles, California |
Closest Cubers
Seen Cubers
| Times | Competitors |
|---|---|
| 1 | 405 |
| 2 | 58 |
| 3 | 9 |
| All | 472 |
Visited Provinces
| Times | Province |
|---|---|
| 1 | Zhejiang |


