Chu Yiu On (朱耀安)
| Region | WCA ID | Gender | Competitions | Completed Solves | Hong Kong, China | 2019ONCH01 | Male | 26 | 305 |
|---|
Current Personal Records
| Event | NR | CR | WR | Single | Average | WR | CR | NR | |
|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | 187 | 8072 | 22045 | 10.38 | 13.19 | 26108 | 9919 | 230 | |
| 2x2x2 Cube | 235 | 9767 | 35067 | 3.51 | 5.75 | 42063 | 12766 | 306 | |
| 4x4x4 Cube | 136 | 5657 | 16066 | 47.15 | 55.29 | 17199 | 6080 | 144 | |
| 3x3x3 Blindfolded | 3 | 137 | 418 | 29.49 | 44.03 | 444 | 139 | 4 | |
| Clock | 114 | 4267 | 18794 | 20.61 | |||||
| Megaminx | 133 | 5446 | 23274 | 2:56.20 | |||||
| 4x4x4 Blindfolded | 6 | 177 | 644 | 6:28.10 | 9:47.38 | 343 | 91 | 5 | |
| 5x5x5 Blindfolded | 5 | 167 | 619 | 19:59.00 | |||||
| 3x3x3 Multi-Blind | 1 | 18 | 99 | 27/29 56:36 |
| Competition | Round | Place | Single | Average | Solves | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | |||||||||||
| Hong Kong Championship 2024 | First round | 136 | 21.29 | 27.06 | 25.51 | 31.04 | 33.47 | 24.62 | 21.29 | ||
| Rubik's WCA Asian Championship 2024 | First round | 427 | 10.40 | 15.72 | 17.43 | 18.16 | 13.10 | 10.40 | 16.62 | ||
| MYHM Singapore Championship 2024 | First round | 117 | 13.35 | 14.20 | 13.35 | 13.40 | 15.00 | 14.20 | 16.22 | ||
| Hong Kong Championship 2023 | First round | 68 | 12.26 | 13.60 | 13.37 | 14.42 | 12.26 | 13.30 | 14.12 | ||
| Lincolnshire Summer 2023 | Second round | 22 | 12.64 | 14.35 | 15.70 | 12.64 | 12.76 | 15.40 | 14.89 | ||
| First round | 23 | 12.71 | 15.15 | 15.68 | 15.14 | 12.71 | 14.63 | 17.91 | |||
| Wakefield Spring 2023 | Final | 48 | 11.64 | 13.25 | 11.95 | 14.49 | 16.21 | 13.30 | 11.64 | ||
| Second round | 48 | 12.27 | 13.45 | 14.08 | 15.34 | 13.01 | 13.26 | 12.27 | |||
| First round | 40 | 12.06 | 13.19 | 13.01 | 13.15 | 13.42 | 12.06 | 16.87 | |||
| UK New Year Countdown 2023 | Final | 26 | 12.72 | 14.31 | 14.04 | 13.80 | 15.10 | 12.72 | 17.04 | ||
| First round | 29 | 13.51 | 16.35 | 16.23 | 17.79 | 15.03 | 13.51 | 18.64 | |||
| Kewbz UK Championship 2022 | Second round | 157 | 11.06 | 14.48 | 13.35 | 19.62 | 13.86 | 16.22 | 11.06 | ||
| First round | 168 | 12.80 | 14.96 | 14.15 | 16.89 | 15.26 | 15.46 | 12.80 | |||
| Droitwich Spa Autumn 2022 | Final | 30 | 12.19 | 13.92 | 14.16 | 12.78 | 15.84 | 14.83 | 12.19 | ||
| Second round | 35 | 12.85 | 13.95 | 15.28 | 14.49 | 13.50 | 13.85 | 12.85 | |||
| First round | 28 | 12.01 | 13.68 | 12.48 | 12.01 | 15.02 | 14.08 | 14.48 | |||
| August Bank Holiday Cheltenham 2022 | Semi Final | 53 | 12.54 | 14.20 | 17.81 | 14.25 | 12.54 | 13.85 | 14.49 | ||
| Second round | 57 | 10.38 | 14.47 | 13.32 | 19.03 | 15.50 | 14.59 | 10.38 | |||
| First round | 49 | 12.94 | 13.38 | 16.68 | 13.34 | 13.66 | 13.13 | 12.94 | |||
| Farnworth Spring D 2022 | Second round | 31 | 11.47 | 15.42 | 16.65 | 19.11 | 15.03 | 11.47 | 14.58 | ||
| First round | 33 | 12.57 | 14.85 | 12.57 | 13.86 | 15.98 | 15.14 | 15.54 | |||
| Wakefield Open 2022 | Second round | 82 | 12.83 | 15.85 | DNF | 12.83 | 15.75 | 16.45 | 15.35 | ||
| First round | 72 | 13.18 | 14.82 | 13.18 | 13.30 | 15.77 | 15.39 | 29.05 | |||
| Hong Kong Cube Day 2019 | First round | 93 | 17.96 | 19.67 | 18.07 | 28.08 | 17.96 | 18.25 | 22.70 | ||
| 2x2x2 Cube | |||||||||||
| UK New Year Countdown 2023 | Second round | 25 | 4.43 | 6.00 | 5.60 | 14.37 | 5.88 | 6.53 | 4.43 | ||
| First round | 29 | 4.86 | 6.15 | 5.90 | 5.56 | 4.86 | 7.00 | 8.98 | |||
| Kewbz UK Championship 2022 | First round | 231 | 3.85 | 6.31 | 3.85 | 9.85 | 8.53 | 4.67 | 5.73 | ||
| Droitwich Spa Autumn 2022 | Final | 33 | 4.15 | 5.99 | 5.72 | 6.36 | 4.15 | 5.88 | 7.93 | ||
| Second round | 35 | 4.84 | 5.75 | 5.04 | 4.84 | DNF | 6.59 | 5.62 | |||
| First round | 42 | 4.81 | 6.83 | 9.60 | DNF | 5.80 | 5.10 | 4.81 | |||
| August Bank Holiday Cheltenham 2022 | Second round | 53 | 3.51 | 6.12 | 5.88 | 8.13 | 7.19 | 3.51 | 5.30 | ||
| First round | 67 | 4.77 | 6.87 | 7.86 | 7.08 | 14.52 | 4.77 | 5.67 | |||
| Wakefield Spring 2022 | First round | 46 | 5.32 | 6.51 | 5.99 | 5.90 | 7.65 | 8.24 | 5.32 | ||
| Farnworth Spring D 2022 | First round | 96 | DNF | DNF | DNF | ||||||
| Wakefield Open 2022 | First round | 90 | 6.28 | 8.24 | 9.68 | 6.55 | 6.28 | 12.56 | 8.50 | ||
| 4x4x4 Cube | |||||||||||
| Lincolnshire Summer 2023 | First round | 24 | 56.90 | 1:05.77 | 1:08.60 | 1:07.04 | 1:04.76 | 56.90 | 1:05.51 | ||
| Wakefield Spring 2023 | Final | 47 | 55.30 | 1:01.31 | 56.49 | 55.30 | 1:05.97 | 1:01.48 | 1:14.75 | ||
| UK New Year Countdown 2023 | Final | 24 | 57.14 | 1:05.22 | 57.14 | 1:03.09 | 1:10.37 | 1:09.12 | 1:03.46 | ||
| Droitwich Spa Autumn 2022 | Second round | 32 | 58.63 | 1:03.32 | 59.30 | 1:06.78 | 1:03.89 | 1:34.41 | 58.63 | ||
| First round | 30 | 56.17 | 59.85 | 1:01.04 | 56.17 | 1:00.31 | 58.21 | 1:04.62 | |||
| Wakefield Autumn 2022 | Final | 27 | 48.86 | 55.29 | 59.66 | 48.86 | 59.85 | 49.14 | 57.08 | ||
| First round | 31 | 54.57 | 1:00.86 | 54.57 | 1:01.02 | 1:07.44 | 1:01.41 | 1:00.16 | |||
| August Bank Holiday Cheltenham 2022 | Final | 44 | 49.04 | 57.59 | DNF | 55.66 | 57.08 | 49.04 | 1:00.02 | ||
| First round | 44 | 47.15 | 57.72 | 59.11 | 1:10.32 | 47.15 | 56.45 | 57.60 | |||
| Wakefield Spring 2022 | First round | 41 | 1:09.86 | 1:16.30 | 1:14.91 | 1:18.15 | 1:15.85 | 1:35.35 | 1:09.86 | ||
| Wakefield Open 2022 | First round | 68 | 1:01.14 | 1:08.67 | 1:13.94 | 1:18.83 | 1:06.63 | 1:05.44 | 1:01.14 | ||
| 3x3x3 Blindfolded | |||||||||||
| Hong Kong Championship 2025 | Final | 2 | 29.49 | DNF | DNF | 29.49 | DNF | ||||
| First round | 2 | 46.54 | DNF | DNF | DNF | 46.54 | |||||
| Please Be Quiet Singapore August 2025 | Final | 6 | DNF | DNF | DNF | DNF | DNF | ||||
| First round | 5 | 37.25 | DNF | 45.69 | DNF | 37.25 | |||||
| Guangzhou 3x3 Quiet Day 2025 | Second round | 12 | 37.58 | DNF | DNF | 37.58 | DNF | ||||
| First round | 10 | 38.19 | DNF | 39.01 | 38.19 | DNF | |||||
| Hong Kong Cube Day 2025 | Final | 2 | 38.55 | DNF | DNF | DNF | 38.55 | ||||
| First round | 2 | 32.44 | DNF | 32.44 | 40.14 | DNF | |||||
| Hong Kong Championship 2024 | Final | 2 | 56.81 | DNF | 59.57 | 56.81 | DNF | ||||
| First round | 1 | 33.81 | DNF | DNF | 38.38 | 33.81 | |||||
| Rubik's WCA Asian Championship 2024 | First round | 26 | 45.08 | DNF | DNF | 45.08 | DNF | ||||
| Hong Kong Blind Legends 2024 | Final | 3 | 31.70 | DNF | 31.70 | 54.75 | DNF | ||||
| Second round | 9 | 57.02 | DNF | DNF | DNF | 57.02 | |||||
| First round | 7 | 58.81 | DNF | DNF | DNF | 58.81 | |||||
| Please Be Quiet Singapore 2024 | Final | 5 | 46.54 | DNF | 53.55 | 46.54 | DNF | ||||
| First round | 5 | 33.75 | DNF | DNF | 33.75 | DNF | |||||
| Please Be Quiet Xi'an 2024 | Final | 10 | DNF | DNF | DNF | DNF | DNF | ||||
| First round | 7 | 33.34 | 44.03 | 41.19 | 57.55 | 33.34 | |||||
| MYHM Singapore Championship 2024 | Final | 7 | 41.55 | DNF | 41.55 | DNF | DNF | ||||
| First round | 6 | 36.61 | DNF | DNF | 36.61 | 44.02 | |||||
| Hong Kong Championship 2023 | Final | 7 | DNF | DNF | DNF | DNF | DNF | ||||
| First round | 2 | 42.93 | DNF | 43.66 | 42.93 | DNF | |||||
| Lincolnshire Summer 2023 | Final | 3 | 40.63 | DNF | DNF | 1:01.61 | 40.63 | ||||
| Sheffield Spring - British Blind Off 2023 | Final | 7 | 1:03.37 | DNF | DNF | 1:03.37 | DNF | ||||
| Second round | 12 | 1:24.85 | DNF | DNF | 1:24.85 | DNF | |||||
| First round | 11 | 1:00.74 | 1:10.13 | 1:00.74 | 1:12.26 | 1:17.38 | |||||
| Wakefield Spring 2023 | Final | 14 | DNF | DNF | DNF | DNF | DNF | ||||
| First round | 15 | 1:21.48 | DNF | 1:21.48 | DNF | DNF | |||||
| Kewbz UK Championship 2022 | First round | 30 | 1:36.60 | 1:43.56 | 1:40.22 | 1:36.60 | 1:53.85 | ||||
| Droitwich Spa Autumn 2022 | Final | 12 | DNF | DNF | DNF | DNF | DNF | ||||
| First round | 8 | 1:31.60 | 1:35.52 | 1:34.17 | 1:31.60 | 1:40.78 | |||||
| Wakefield Autumn 2022 | Final | 9 | 1:47.80 | DNF | 2:10.49 | DNF | 1:47.80 | ||||
| First round | 9 | 1:38.57 | DNF | 1:38.57 | DNF | DNF | |||||
| Manchester Summer - British Blind Off 2022 | Second round | 11 | 1:48.38 | DNF | 3:08.20 | DNF | 1:48.38 | ||||
| First round | 9 | 2:05.49 | DNF | 2:05.49 | 2:21.36 | DNF | |||||
| Wakefield Spring 2022 | First round | 14 | DNF | DNF | DNF | DNF | DNF | ||||
| Farnworth Spring D 2022 | Final | 8 | 2:20.61 | DNF | 2:20.61 | 3:19.24 | DNF | ||||
| Wakefield Open 2022 | First round | 22 | 2:15.57 | DNF | DNF | 2:15.57 | DNF | ||||
| Clock | |||||||||||
| Please Don't DNF Singapore 2024 | First round | 20 | 20.61 | DNF | 20.61 | ||||||
| Megaminx | |||||||||||
| Wakefield Autumn 2022 | First round | 38 | 2:56.20 | DNF | 2:56.20 | ||||||
| 4x4x4 Blindfolded | |||||||||||
| Please Be Quiet Singapore August 2025 | Final | 4 | 8:19.38 | DNF | DNF | DNF | 8:19.38 | ||||
| Please Don't DNF Singapore 2024 | Final | 5 | 6:40.12 | DNF | 6:40.12 | DNF | DNF | ||||
| Rubik's WCA Asian Championship 2024 | Final | 22 | 7:09.03 | DNF | DNF | DNF | 7:09.03 | ||||
| Sunday Silence Singapore 2024 | Final | 7 | DNF | DNF | DNF | DNF | DNF | ||||
| Hong Kong Blind Legends 2024 | Final | 11 | DNF | DNF | DNF | DNF | DNF | ||||
| Please Be Quiet Singapore 2024 | Final | 5 | 6:28.10 | DNF | DNF | 6:28.10 | DNF | ||||
| Please Be Quiet Xi'an 2024 | Final | 14 | DNF | DNF | DNF | DNF | DNF | ||||
| MYHM Singapore Championship 2024 | Final | 5 | DNF | DNF | DNF | DNF | DNF | ||||
| Sheffield Spring - British Blind Off 2023 | First round | 14 | DNF | DNF | DNF | DNF | DNF | ||||
| Wakefield Spring 2023 | Final | 8 | 7:55.49 | 9:47.38 | NR | 12:11.00 | 7:55.49 | 9:15.64 | |||
| August Bank Holiday Cheltenham 2022 | Final | 5 | 12:09.00 | DNF | 12:09.00 | DNF | DNF | ||||
| 5x5x5 Blindfolded | |||||||||||
| Please Be Quiet Singapore August 2025 | Final | 5 | DNF | DNF | DNF | DNF | DNF | ||||
| Please Don't DNF Singapore 2024 | Final | 2 | DNF | DNF | DNF | DNF | DNF | ||||
| Rubik's WCA Asian Championship 2024 | Final | 14 | 19:59.00 | DNF | DNF | 19:59.00 | DNS | ||||
| Sunday Silence Singapore 2024 | Final | 7 | DNF | DNF | DNF | DNF | DNF | ||||
| Hong Kong Blind Legends 2024 | Final | 3 | DNF | DNF | DNF | DNF | DNF | ||||
| Please Be Quiet Singapore 2024 | Final | 6 | 23:38.00 | DNF | DNF | DNF | 23:38.00 | ||||
| Please Be Quiet Xi'an 2024 | Final | 4 | DNF | DNF | DNF | DNF | DNS | ||||
| MYHM Singapore Championship 2024 | Final | 7 | DNF | DNF | DNF | DNF | DNS | ||||
| Sheffield Spring - British Blind Off 2023 | Final | 5 | DNF | DNF | DNF | DNF | DNS | ||||
| First round | 7 | 27:07.00 | DNF | 27:07.00 | DNS | DNS | |||||
| 3x3x3 Multi-Blind | |||||||||||
| Please Be Quiet Singapore August 2025 | Final | 3 | 26/33 1:00:00 | 26/33 1:00:00 | |||||||
| Guangzhou 3x3 Quiet Day 2025 | Final | 2 | 27/33 58:32 | 27/33 58:32 | 24/33 59:06 | ||||||
| Please Don't DNF Singapore 2024 | Final | 1 | 28/33 1:00:00 | 28/33 1:00:00 | |||||||
| Rubik's WCA Asian Championship 2024 | Final | 3 | 28/33 1:00:00 | 28/33 1:00:00 | |||||||
| Sunday Silence Singapore 2024 | Final | 3 | 24/29 57:11 | 24/29 57:11 | 24/29 58:04 | ||||||
| Hong Kong Blind Legends 2024 | Final | 1 | 27/29 56:36 | NR | 27/29 56:36 | ||||||
| Please Be Quiet Singapore 2024 | Final | 5 | 16/29 1:00:00 | 16/29 1:00:00 | |||||||
| MYHM Singapore Championship 2024 | Final | 3 | 23/29 1:00:00 | NR | 23/29 1:00:00 | ||||||
| Lincolnshire Summer 2023 | Final | 4 | 15/20 54:41 | 15/20 54:41 | |||||||
| Sheffield Spring - British Blind Off 2023 | Final | 9 | 12/18 56:46 | 13/20 1:00:00 | 12/18 56:46 | ||||||
| Droitwich Spa Autumn 2022 | Final | 8 | 6/8 56:14 | 6/8 56:14 | |||||||
| Manchester Summer - British Blind Off 2022 | Final | 7 | 6/6 43:23 | 3/4 21:21 | 3/4 24:59 | 6/6 43:23 | |||||
History of National Records
| Single | Average | Competition | Round | Solves | ||||
|---|---|---|---|---|---|---|---|---|
| 4x4x4 Blindfolded | ||||||||
| 9:47.38 | Wakefield Spring 2023 | Final | 12:11.00 | 7:55.49 | 9:15.64 | |||
| 3x3x3 Multi-Blind | ||||||||
| 27/29 56:36 | Hong Kong Blind Legends 2024 | Final | ||||||
| 23/29 1:00:00 | MYHM Singapore Championship 2024 | Final | ||||||
Continental Championship Podiums
| Event | Place | Single | Average | Solves | ||||
|---|---|---|---|---|---|---|---|---|
| Rubik's WCA Asian Championship 2024 | ||||||||
| 3x3x3 Multi-Blind | 3 | 28/33 1:00:00 | 28/33 1:00:00 | |||||
National Championship Podiums
| Event | Place | Single | Average | Solves | ||||
|---|---|---|---|---|---|---|---|---|
| Hong Kong Championship 2025 | ||||||||
| 3x3x3 Blindfolded | 1 | 29.49 | DNF | DNF | 29.49 | DNF | ||
| Hong Kong Championship 2024 | ||||||||
| 3x3x3 Blindfolded | 2 | 56.81 | DNF | 59.57 | 56.81 | DNF | ||