Dutch Open Rubik's Cube 2015


Saturday October 17 and Sunday October 18, 2015


Voorburg, The Netherlands


Sint-Maartenscollege,Aart van der Leeuwkade 14, 2274 KX Voorburg


Online registration form

Saturday competition

9:15 - 17:15 (Venue open around 9:00am)

Sunday competition

Dutch Cube Day 2015
9:30 - 17:15 (Venue open around 9:00am)


The Dutch Open Rubik's Cube 2015 is organised by Speedcubing.com (Ron van Bruchem, Ton Dennenbroek, Hanneke Rijks). The venue is provided by Dutch Cubists Club (NKC).
Our host is Joop van der Vaart.

The competition on Sunday will be held during Dutch Cube Day 2015, a big international gathering of puzzle fans, which includes a puzzle market and some lectures.
The competition on Saturday will be held in the same room, but without any other festivities.

During the championship the official WCA regulations will be applied.
Results of the championship will be added to the official WCA World Rankings.
Before the competition starts all competitors can practice on the official timing equipment: the Stackmat timer.
All puzzle brands may be used during the competition, as long as the puzzles comply to the WCA regulations.

All competitors must be available for scrambling and judging. The scrambling and judging will be done in groups per event.

If you have any questions, feel free to contact organiser Ton Dennenbroek.


Dutch Cube Day 2015 and Dutch Open 2015 are only open to registered competitors and guests. So all competitors and guests must be registered!
We have limited room for competitors, so make sure you register early.
Up to two guests per competitor is reasonable.
Please use the online registration form for registration.
Registration closes on October October 10, 2015 AND when we reach 60 competitors.

Entrance fee for Saturday is 5 euro per person (competitors/guests). The entrance fee includes lunch and drinks.
Entrance fee for Sunday is 15 euro per person (competitors/guests), NKC members pay 10 euro. The entrance fee includes lunch and drinks.
All fees are paid in cash during on-site registration.


Saturday: 2x2, 3x3 multiblind, Square-1, Pyraminx, Megaminx, Clock, Fewest Moves, 3x3 One-handed, 6x6, Skewb.
Sunday: 3x3, 4x4, 5x5, 3x3 Blindfolded, 7x7.
We are focusing on having a good competition, but also having spare time to be able to walk around, talk and buy/sell/trade puzzles.

Provisional time schedule

Saturday October 17, 2015

EventRound# compLimit (min)FormatStart timeEnd time
REGISTRATION from:09:00 
Rubik's Cube:
Multiple Blindfolded
Final3WCAbest of 109:1510:20
6x6 CubeFinal65:00mean of 310:2011:15
Rubik's ClockFinal31:00average of 511:1511:45
Rubik's Cube:
Fewest moves
Final960:00best of 112:3013:30
SkewbCombined Final111:00best of 2
average of 5 (<1:00)
Rubik's Cube:
Final131:30average of 514:0014:45
PyraminxFinal111:30average of 514:4515:15
MegaminxCombined Final63:00best of 2
average of 5 (<2:30)
Square-1Combined Final62:00best of 2
average of 5 (<1:00)
2x2 CubeFinal231:00average of 516:3017:15

Sunday October 18, 2015 (Dutch Cube Day)

EventRound# compLimit (min)FormatStart timeEnd time
REGISTRATION from:09:00 
4x4 CubeFirst round213:00average of 509:2010:00
Rubik's CubeFirst round354:00average of 510:0011:00
7x7 CubeCombined Final68:00best of 1
mean of 3 (<7:00)
5x5 CubeCombined Final125:00best of 2
average of 5 (<3:00)
Rubik's CubeSecond Round262:00average of 513:1514:00
Rubik's Cube:
Combined Final86:00best of 2
best of 3 (<4:00)
4x4 CubeFinal102:30average of 514:4515:30
Rubik's CubeFinal121:00average of 515:3016:40
Winner's CeremonyAWARDS16:4017:00


All top 3 finishers receive a signed certificate.


The following competitors are currently registered for Dutch Open 2015.
1Antonie PaterakisGreece11111111111111122
2Daan BaartmansNetherlands11   1 1 1  1 133
3Geert BiclerBelgium111             1
4Guus de WitNetherlands11111111111111111
5Hanneke RijksNetherlands1    1      1 111
6Jaric WiegmanNetherlands1               1
7Job FeikensNetherlands1               1
8Johan GrothBelgium111  1 1    1 133
9Joris MühlsteffNetherlands11111111111111111
10Lydia van DeventerNetherlands1    1      1  11
11Maarten van TolNetherlands1    1         11
12Matthew BahnerUSA1   11 1 1  11111
13Ron van BruchemNetherlands111  1 111  11111
14Wilhelm KildersGermany11111111111111111
# 51487451148574410691619


In case you need a hotel, we recommend the Mövenpick hotel in Voorburg because it is closest to the venue.
Hostels close to the venue: on hostelworld.com