People · Netherlands
Tycho Kruithof
Square-1 · top 4.4% of 25,272 all-time · competing since September 2023 · 2023KRUI01
Tycho Kruithof has been competing for 3 years. His best event is the Square-1: a personal-best single of 8.92, set at Rotterdam Big 'n Brain 2026, puts him in the top 4.4% of the 25,272 people who have ever been ranked in the event, and 17th in the Netherlands. Until October 2010, no official Square-1 solve in the world had been that fast. Across 23 competitions since September 2023, he has put 914 official solves on the record across twelve events. Solve to solve, his 3×3 times vary about 12% around a typical one, steadier than 64% of the 35,811 competitors with ten or more counted rounds. His 3×3 best has come down from 20.11 in September 2023 to 9.84, a 51% improvement. Tycho has entered 23 competitions, more competitions than 97% of everyone who has ever competed.
Standing, event by event
vs everyone ever ranked| Event | PB single | PB average | All-time standing | Netherlands | |
|---|---|---|---|---|---|
| Square-1 | 8.92 | 13.80 | top 4.4% | 17 / 407 | |
| Pyraminx | 3.52 | 6.59 | top 5.5% | 84 / 1,283 | |
| 3×3 | 9.84 | 13.57 | top 7.0% | 187 / 2,294 | |
| Clock | 7.55 | 9.94 | top 13.1% | 55 / 466 | |
| 2×2 | 2.95 | 3.96 | top 13.7% | 301 / 1,665 | |
| 4×4 | 42.22 | 46.66 | top 14.8% | 144 / 1,000 | |
| 3×3 one-handed | 20.97 | 23.98 | top 23.2% | 147 / 726 | |
| Megaminx | 1:24.00 | 1:27.54 | top 24.3% | 105 / 414 | |
| 5×5 | 1:30.26 | 1:39.79 | top 27.5% | 136 / 532 | |
| Skewb | 6.49 | 8.37 | top 29.6% | 321 / 957 | |
| 6×6 | 3:18.26 | 3:30.43 | top 49.6% | 115 / 205 | |
| 7×7 | 5:15.01 | 5:18.07 | top 55.5% | 107 / 169 |
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 Jun 2026Four personal bests in one day at Rotterdam Big 'n Brain 2026.
- 6 Dec 2025Three personal bests in one day at Pakje Open in Lent 2025.
- 23 Aug 2025Three personal bests in one day at Breda Open 2025.
- 22 Mar 2025Four personal bests in one day at Start in Veenendaal 2025.
- 8 Feb 2025Three personal bests in one day at Leersum Squared 2025.
- 22 Dec 2024Four personal bests in one day at Christmas Cubing Breda 2024.
Competitions
- Capelle Chaos B 2026 · 23 Aug 2026 — 1 personal best set
- Rotterdam Big 'n Brain 2026 · 13 Jun 2026 — 4 personal bests set
- Classic Cubing Capelle 2026 · 8 Mar 2026 — 2 personal bests set
- Amsterdam Open 2026 · 22 Feb 2026 — 2 personal bests set
- Freezing Fryslân 2025 · 21 Dec 2025 — 1 personal best set
- Cubing in Oud IJsselmuiden 2025 · 20 Dec 2025 — 1 personal best set
- Pakje Open in Lent 2025 · 6 Dec 2025 — 3 personal bests set
- Rubik's Dutch Nationals 2025 · 5 Sep 2025
- Breda Open 2025 · 23 Aug 2025 — 3 personal bests set
- Little LeideNxN 2025 · 10 Aug 2025 — 2 personal bests set
- Small Sides Alphen 2025 · 26 Jul 2025 — 2 personal bests set
- Arnhem Open 2025 · 28 Jun 2025 — 1 personal best set
- Lente in Lent 2025 · 12 Apr 2025 — 1 personal best set
- Start in Veenendaal 2025 · 22 Mar 2025 — 4 personal bests set
- Leersum Squared 2025 · 8 Feb 2025 — 3 personal bests set
- Alphen Cubing 2025 · 19 Jan 2025 — 2 personal bests set
- Christmas Cubing Breda 2024 · 22 Dec 2024 — 4 personal bests set
- Dutch Nationals 2024 · 15 Nov 2024 — 6 personal bests set
- Capelle Cubing 2024 · 9 Jun 2024 — 3 personal bests set
- Bigger in Breda 2024 · 4 May 2024 — 3 personal bests set
- Arnhem Open B 2024 · 24 Mar 2024 — 3 personal bests set
- Dutch Winter South 2024 · 13 Jan 2024 — 4 personal bests set
- Amsterdam Open 2023 · 10 Sep 2023
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.
- Ferre Poortier — met in 172 rounds, finished ahead 66 times
- Florine Zuur — met in 172 rounds, finished ahead 13 times
- Vincent Chan — met in 171 rounds, finished ahead once
Next targets
- A sub-8 Square-1 single — 766 people have one; it is 0.92 away.
- A sub-3 Pyraminx single — 4,700 people have one; it is 0.52 away.
Targets move as he improves.