People · China
Xin Zheng (郑昕)
Pyraminx · top 9.8% of 129,321 all-time · competing since July 2011 · 2011ZHEN07
Xin Zheng (郑昕) has been competing for 15 years. His best event is the Pyraminx: a personal-best single of 4.41, set at Hefei Summer 2012, puts him in the top 9.8% of the 129,321 people who have ever been ranked in the event, and 1,151st in China. Until September 2006, no official Pyraminx solve in the world had been that fast. Across 8 competitions since July 2011, he has put 286 official solves on the record across 13 events. Solve to solve, his 3×3 times vary about 14% around a typical one; 69% of the 35,811 competitors with ten or more counted rounds hold a tighter spread. His 3×3 best has come down from 16.83 in July 2011 to 11.15, a 34% improvement. Xin has entered eight competitions, more competitions than 90% of everyone who has ever competed.
Standing, event by event
vs everyone ever ranked| Event | PB single | PB average | All-time standing | China | |
|---|---|---|---|---|---|
| Pyraminx | 4.41 | 9.98 | top 9.8% | 1,151 / 10,224 | |
| 3×3 | 11.15 | 15.04 | top 10.9% | 4,284 / 28,153 | |
| 2×2 | 2.84 | 4.74 | top 12.4% | 1,941 / 15,796 | |
| 4×4 | 47.80 | 51.81 | top 21.9% | 2,357 / 5,926 | |
| 5×5 | 1:36.89 | 1:44.67 | top 33.0% | 1,491 / 2,816 | |
| Megaminx | 1:47.56 | 2:18.60 | top 39.0% | 1,127 / 1,678 | |
| 3×3 one-handed | 27.27 | 36.39 | top 40.0% | 3,696 / 5,922 | |
| 6×6 | 3:50.23 | 4:14.27 | top 62.3% | 1,106 / 1,349 | |
| 3×3 blindfolded | 4:09.78 | — | early days — 2 solves | 965 / 1,183 | |
| 7×7 | 6:14.55 | — | early days — 1 solve | 1,104 / 1,261 | |
| Skewb | 13.33 | 15.64 | top 72.1% | 3,767 / 5,004 | |
| Square-1 | 50.91 | 1:18.62 | top 76.9% | 1,217 / 1,362 | |
| 3×3 Multi-Blind | 1 of 2 cubes · 9:50 | — | early days — 1 solve | 254 / 278 |
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
- 5 Aug 2018Five personal bests in one day at Shenyang Summer 2018.
- 10 Aug 2013Four personal bests in one day at Beijing Summer 2013.
- 27 Jul 2013Five personal bests in one day at Hefei Open 2013.
- 5 Aug 2012Five personal bests in one day at Hefei Summer 2012.
- 29 Jul 2012First sub-15 3×3: 14.43 at Qingdao Open 2012.
- 29 Jul 2012Four personal bests in one day at Qingdao Open 2012.
Competitions
- Beijing Spring Special 2021 · 3 Apr 2021 — 2 personal bests set
- Shenyang Summer 2018 · 5 Aug 2018 — 5 personal bests set
- Beijing Summer 2013 · 10 Aug 2013 — 4 personal bests set
- Hefei Open 2013 · 27 Jul 2013 — 5 personal bests set
- Hefei Summer 2012 · 5 Aug 2012 — 5 personal bests set
- Qingdao Open 2012 · 29 Jul 2012 — 4 personal bests set
- Shanghai Summer 2012 · 21 Jul 2012 — 6 personal bests set
- Shandong Open 2011 · 31 Jul 2011
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.
- Yinghao Wang (王鹰豪) — met in 42 rounds, finished ahead 6 times
- Meng'an Pu (浦梦安) — met in 28 rounds, finished ahead once
- Qingxi Zhao (赵倾溪) — met in 27 rounds, finished ahead 20 times
Next targets
- A sub-4 Pyraminx single — 9,892 people have one; it is 0.41 away.
- A sub-10 3×3 single — 21,172 people have one; it is 1.15 away.
Targets move as he improves.