People · Chinese Taipei
Cheng-Xuan Jiang (江程軒)
3×3 · top 3.9% of 284,439 all-time · competing since November 2019 · 2019JIAN68
Cheng-Xuan Jiang (江程軒) has been competing for 7 years. His best event is the 3×3: a personal-best single of 8.59, set at Maru Cube Day 2022, puts him in the top 3.9% of the 284,439 people who have ever been ranked in the event, and 228th in Chinese Taipei. Until July 2008, no official 3×3 solve in the world had been that fast. Across 5 competitions since November 2019, he has put 193 official solves on the record across ten events. Solve to solve, his 3×3 times vary about 13% around a typical one, steadier than 51% of the 35,811 competitors with ten or more counted rounds. His 3×3 best has come down from 14.76 in November 2019 to 8.59, a 42% improvement. He has entered five competitions, more competitions than 83% of everyone who has ever competed.
Standing, event by event
vs everyone ever ranked| Event | PB single | PB average | All-time standing | Chinese Taipei | |
|---|---|---|---|---|---|
| 3×3 | 8.59 | 10.43 | top 3.9% | 228 / 4,213 | |
| 4×4 | 32.94 | 39.44 | top 4.9% | 130 / 1,078 | |
| Skewb | 3.06 | 4.57 | top 5.3% | 53 / 699 | |
| Pyraminx | 4.49 | 8.64 | top 10.2% | 157 / 1,016 | |
| 2×2 | 2.83 | 4.56 | top 12.3% | 337 / 1,669 | |
| 5×5 | 1:11.97 | 1:17.51 | top 13.1% | 192 / 639 | |
| Square-1 | 16.69 | 24.51 | top 20.2% | 97 / 323 | |
| Clock | 11.17 | 13.03 | top 30.9% | 138 / 366 | |
| 3×3 one-handed | 24.17 | 25.75 | top 32.0% | 407 / 802 | |
| 7×7 | 4:13.32 | — | early days — 1 solve | 145 / 252 |
Percentile against all competitors ever ranked in each event, a fairer measure than raw rank, because the pools differ by a factor of ten.
The line so far
Best single per competition, 3×3. Faster is higher — the axis is the right way up.
The story so far
- 13 Aug 2022Four personal bests in one day at Pingtung Summer Open 2022.
- 11 Dec 2021First sub-10 3×3: 9.67 at Maru Cube Day 2021.
- 11 Dec 2021Four personal bests in one day at Maru Cube Day 2021.
- 1 Feb 2020Seven personal bests in one day at Pingtung Cubing Open 2020.
- 16 Nov 2019First competition: Kaohsiung Autumn Open 2019. A 15.74 3×3 single to start from.
- 16 Nov 2019First sub-15 3×3: 14.76 at Kaohsiung Autumn Open 2019.
Competitions
- Maru Cube Day 2022 · 3 Sep 2022 — 2 personal bests set
- Pingtung Summer Open 2022 · 13 Aug 2022 — 4 personal bests set
- Maru Cube Day 2021 · 11 Dec 2021 — 4 personal bests set
- Pingtung Cubing Open 2020 · 1 Feb 2020 — 7 personal bests set
- Kaohsiung Autumn Open 2019 · 16 Nov 2019 — 1 personal best set
Reading this page: a single is one solve's time · an average is the middle three of five solves, best and worst discarded · a PB is a personal best · a DNF (did not finish) is an attempt with no valid result: a popped piece, an unsolved face, an over-limit memorisation · top X% compares against everyone ever ranked in that event, which is fairer than raw rank because event pools differ tenfold.
The circuit
The people whose scorecards keep turning up next to his.
- Chao-Che Chung (鍾肇哲) — met in 40 rounds, finished ahead 3 times
- He-Ping Zheng (鄭和平) — met in 36 rounds, finished ahead 4 times
- Yu-Chi Hou (侯宥圻) — met in 35 rounds, finished ahead 23 times
Next targets
- A sub-8 3×3 single — 7,931 people have one; it is 0.59 away.
- A sub-30 4×4 single — 2,388 people have one; it is 2.94 away.
Targets move as he improves.