People · China
Haodong Cheng (程昊东)
3×3 · top 2.7% of 284,439 all-time · competing since April 2015 · 2015CHEN17
Haodong Cheng (程昊东) has been competing for 11 years. His best event is the 3×3: a personal-best single of 7.96, set at Anyang Open 2019, puts him in the top 2.7% of the 284,439 people who have ever been ranked in the event, and 981st in China. Until July 2008, no official 3×3 solve in the world had been that fast. Across 25 competitions since April 2015, he has put 1,022 official solves on the record across twelve events. Solve to solve, his 3×3 times vary about 12% around a typical one, steadier than 75% of the 35,811 competitors with ten or more counted rounds. His 3×3 best has come down from 17.21 in April 2015 to 7.96, a 54% improvement. Haodong has entered 25 competitions, more competitions than 98% of everyone who has ever competed.
Standing, event by event
vs everyone ever ranked| Event | PB single | PB average | All-time standing | China | |
|---|---|---|---|---|---|
| 3×3 | 7.96 | 9.66 | top 2.7% | 981 / 28,153 | |
| Skewb | 2.47 | 4.35 | top 2.8% | 147 / 5,004 | |
| 3×3 one-handed | 12.17 | 15.39 | top 3.2% | 281 / 5,922 | |
| 4×4 | 32.12 | 36.95 | top 4.3% | 415 / 5,926 | |
| 2×2 | 2.36 | 3.82 | top 7.6% | 1,092 / 15,796 | |
| Pyraminx | 5.00 | 7.06 | top 13.2% | 1,562 / 10,224 | |
| Square-1 | 14.47 | 25.78 | top 15.2% | 232 / 1,362 | |
| Megaminx | 1:10.96 | 1:20.11 | top 16.2% | 482 / 1,678 | |
| 5×5 | 1:16.63 | 1:17.32 | top 16.5% | 809 / 2,816 | |
| 6×6 | 2:17.06 | 2:20.72 | top 19.0% | 420 / 1,349 | |
| 7×7 | 3:43.95 | 4:09.16 | top 24.8% | 500 / 1,261 | |
| Clock | 12.67 | 14.27 | top 38.2% | 916 / 1,843 |
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
- 27 Oct 2018Seven personal bests in one day at Xi'an Open 2018.
- 6 Apr 2018Three personal bests in one day at Xi'an Cherry Blossom 2018.
- 14 Oct 2017Four personal bests in one day at XPU Open 2017.
- 8 May 2016First sub-10 3×3: 9.57 at Xi'an Summer 2016.
- 8 May 2016Three personal bests in one day at Xi'an Summer 2016.
- 2 Apr 2016Four personal bests in one day at Xi'an Cherry Blossom 2016.
Competitions
- Xi'an Cherry Blossom AM 2021 · 11 Apr 2021
- Xi'an New Year 2020 · 1 Jan 2020 — 1 personal best set
- Lanzhou Autumn 2019 · 27 Oct 2019
- Xi'an 10th Anniversary 2019 · 24 Aug 2019 — 1 personal best set
- Baoji Open 2019 · 11 Aug 2019
- Xi'an Cherry Blossom 2019 · 13 Apr 2019
- Anyang Open 2019 · 6 Apr 2019 — 1 personal best set
- Xianyang Open 2019 · 3 Mar 2019
- Zhengzhou Open 2018 · 2 Dec 2018 — 1 personal best set
- Xi'an Open 2018 · 27 Oct 2018 — 7 personal bests set
- Baoji Open 2018 · 21 Jul 2018 — 2 personal bests set
- Xi'an Cherry Blossom 2018 · 6 Apr 2018 — 3 personal bests set
- Xi'an New Year 2018 · 1 Jan 2018 — 2 personal bests set
- Jiaozuo Open 2017 · 25 Nov 2017 — 2 personal bests set
- XPU Open 2017 · 14 Oct 2017 — 4 personal bests set
- Ningxia Open 2017 · 13 Aug 2017
- China Championship 2017 · 28 Jul 2017 — 1 personal best set
- Luoyang Open 2017 · 11 Jun 2017 — 2 personal bests set
- Xi'an Cherry Blossom 2017 · 2 Apr 2017
- Xi'an Open 2016 · 13 Aug 2016 — 2 personal bests set
- Xi'an Summer 2016 · 8 May 2016 — 3 personal bests set
- Xi'an Cherry Blossom 2016 · 2 Apr 2016 — 4 personal bests set
- Xi'an New Year 2016 · 2 Jan 2016
- Xi'an Open 2015 · 29 Nov 2015 — 2 personal bests set
- Xi'an Cherry Blossom 2015 · 4 Apr 2015
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.
- Kaiyang Gao (高凯阳) — met in 129 rounds, finished ahead 105 times
- Junze Zhao (赵俊泽) — met in 85 rounds, finished ahead 23 times
- Xianglong Gao (高向龙) — met in 79 rounds, finished ahead 68 times · head to head
Next targets
- A sub-6 3×3 single — 1,376 people have one; it is 1.96 away.
- A sub-2 Skewb single — 1,013 people have one; it is 0.47 away.
Targets move as he improves.