People · China
Kai Han (韩铠)
3×3 · top 3.2% of 284,439 all-time · competing since January 2010 · 2010HANK01
Kai Han (韩铠) has been competing for 17 years. His best event is the 3×3: a personal-best single of 8.25, set at Beijing Open 2018, puts him in the top 3.2% of the 284,439 people who have ever been ranked in the event, and 1,208th in China. Until July 2008, no official 3×3 solve in the world had been that fast. Across 12 competitions since January 2010, he has put 392 official solves on the record across twelve events. Solve to solve, his 3×3 times vary about 15% around a typical one; 81% of the 35,811 competitors with ten or more counted rounds hold a tighter spread. His 3×3 best has come down from 13.18 in January 2010 to 8.25, a 37% improvement. Kai has entered twelve competitions, more competitions than 94% 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 | 8.25 | 11.40 | top 3.2% | 1,208 / 28,153 | |
| 2×2 | 1.96 | 4.75 | top 4.5% | 606 / 15,796 | |
| 4×4 | 33.55 | 39.59 | top 5.4% | 539 / 5,926 | |
| Skewb | 4.54 | 8.43 | top 14.8% | 908 / 5,004 | |
| 5×5 | 1:18.39 | 1:24.97 | top 17.8% | 857 / 2,816 | |
| 6×6 | 2:18.85 | 2:33.59 | top 19.9% | 441 / 1,349 | |
| Pyraminx | 6.14 | 7.87 | top 21.0% | 2,407 / 10,224 | |
| Square-1 | 19.00 | 24.46 | top 25.7% | 428 / 1,362 | |
| 7×7 | 3:49.23 | 4:00.90 | top 26.9% | 536 / 1,261 | |
| 3×3 blindfolded | 1:56.50 | — | top 32.4% | 460 / 1,183 | |
| Megaminx | 1:38.20 | 1:52.78 | top 33.5% | 1,002 / 1,678 | |
| 3×3 one-handed | 28.00 | 34.00 | top 42.0% | 3,824 / 5,922 |
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
- 11 Jan 2020Three personal bests in one day at Ordos Winter 2020.
- 26 Jan 2019Four personal bests in one day at Inner Mongolia Winter 2019.
- 15 Oct 2017First sub-10 3×3: 9.94 at Taiyuan Autumn 2017.
- 15 Oct 2017Four personal bests in one day at Taiyuan Autumn 2017.
- 5 Aug 2017Four personal bests in one day at Inner Mongolia Summer 2017.
- 8 May 2016Three personal bests in one day at Tangshan Open 2016.
Competitions
- Ordos Winter 2020 · 11 Jan 2020 — 3 personal bests set
- Inner Mongolia Winter 2019 · 26 Jan 2019 — 4 personal bests set
- Beijing Open 2018 · 30 Apr 2018 — 1 personal best set
- Taiyuan Autumn 2017 · 15 Oct 2017 — 4 personal bests set
- Inner Mongolia Summer 2017 · 5 Aug 2017 — 4 personal bests set
- Tangshan Open 2017 · 28 May 2017 — 2 personal bests set
- Tangshan Open 2016 · 8 May 2016 — 3 personal bests set
- Beijing Footsteps 2011 · 15 May 2011
- ChangChun 2010 · 1 Aug 2010 — 4 personal bests set
- Inner Mongolia 2010 · 24 Jul 2010 — 6 personal bests set
- Alpha Cube BUAA Open 2010 · 9 May 2010 — 6 personal bests set
- Changchun Open 2010 · 2 Jan 2010 — 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.
- Fubo Wang (王富博) — met in 59 rounds, finished ahead 10 times
- Yiming Liu (刘一鸣) — met in 37 rounds, finished ahead 14 times
- Sheng Cao (曹晟) — met in 35 rounds, never finished ahead
Next targets
- A sub-8 3×3 single — 7,931 people have one; it is 0.25 away.
- A sub-1 2×2 single — 1,032 people have one; it is 0.96 away.
Targets move as he improves.