People · China
Jiajie Chen (陈家杰)
3×3 · top 21.0% of 284,439 all-time · competing since December 2011 · 2011CHEN53
Jiajie Chen (陈家杰) has been competing for 15 years. His best event is the 3×3: a personal-best single of 14.02, set at Beijing Open 2015, puts him in the top 21.0% of the 284,439 people who have ever been ranked in the event, and 8,121st in China. Across 11 competitions since December 2011, he has put 153 official solves on the record across four events. Solve to solve, his 3×3 times vary about 11% around a typical one, steadier than 84% of the 35,811 competitors with ten or more counted rounds. His 3×3 best has come down from 26.53 in December 2011 to 14.02, a 47% improvement. Jiajie has entered eleven competitions, more competitions than 93% 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 | 14.02 | 16.05 | top 21.0% | 8,121 / 28,153 | |
| 4×4 | 53.19 | 1:02.74 | top 28.6% | 2,976 / 5,926 | |
| 3×3 one-handed | 23.91 | 32.04 | top 31.2% | 3,025 / 5,922 | |
| Pyraminx | 8.86 | — | early days — 2 solves | 4,658 / 10,224 |
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
- 24 Oct 2015First sub-15 3×3: 14.02 at Beijing Open 2015.
- 20 May 2012First sub-20 3×3: 15.90 at Guangzhou SCUT 2012.
- 3 Dec 2011First competition: Guangzhou Winter 2011. A 26.53 3×3 single to start from.
Competitions
- Beijing Open 2015 · 24 Oct 2015 — 1 personal best set
- Guangdong Open 2014 · 1 Oct 2014 — 1 personal best set
- Guangzhou Cube Splashing Day 2014 · 20 Apr 2014
- Guangdong Open 2013 · 1 Oct 2013 — 2 personal bests set
- Guangzhou CCSA Championship 2013 · 22 Jul 2013 — 1 personal best set
- Shantou Open 2013 · 19 Jul 2013 — 1 personal best set
- Asian Championship 2012 · 5 Oct 2012 — 2 personal bests set
- Guangdong Open 2012 · 18 Aug 2012 — 2 personal bests set
- Guangzhou SCAU 2012 · 27 May 2012 — 1 personal best set
- Guangzhou SCUT 2012 · 20 May 2012 — 2 personal bests set
- Guangzhou Winter 2011 · 3 Dec 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.
- Xusheng Hong (洪旭升) — met in 29 rounds, finished ahead 23 times
- Weifeng Cheng (程维锋) — met in 29 rounds, never finished ahead
- Mok Mun Wai (莫滿懷) — met in 25 rounds, finished ahead twice
Next targets
- A sub-12 3×3 single — 39,535 people have one; it is 2.02 away.
- A sub-50 4×4 single — 20,746 people have one; it is 3.19 away.
Targets move as he improves.