Adelaide Twin Sunday 2021

Jan 17, 2021
Adelaide, South Australia, Australia

Latvian Hall

4 Clark St, Wayville SA 5034

Large Hall, with entrance via the doors facing Greenhill Lane


Speedcubing Australia

Dallas McNeil, Liam Sweet, Matthew Flay, and Speedcubing Australia
WCA Delegate
Liam Sweet
Download all the competition's details as PDF here.

Please take the time to read the FAQ tab, even if you have previously competed. To ensure this is a COVID-safe environment, things will be done differently and there will be additional conditions in place.

This is a twin competition alongside Adelaide Twin Saturday 2021. You will be permitted to compete at ONLY ONE of the two competitions. If you register for both, your registration will only be accepted for one of the competitions. Please note that each day has a different set of events.

If you feel sick, stay at home. If you are exhibiting cold or flu-like symptoms consistent with COVID-19, you will not be permitted in the venue. We are not responsible for any illness you may contract from the competition.

Contact us
We are on Facebook and Instagram!

Speedcubing Australia Website

Main event
Registration period

Online registration opened and closed .

Registration requirements
This competition is over, click here to display the registration requirements it used.
Create a WCA account here if you don't have one.
If this is not your first competition, associate your WCA ID to your WCA account here.
Register for this competition here.
There is a competitor limit of 60 competitors.
The base registration fee for this competition is $20 (Australian Dollar).
If your registration is cancelled before you will be refunded 100% of your registration fee.
No on the spot registrations will be accepted.


Upon registering you will receive an email stating “Your registration for Adelaide Twin Sunday 2021 is submitted and pending approval”. This does NOT mean that you are on the registration list. Competitors will not be approved until payment has been made.

Please ensure you have paid the registration fees via Stripe on the register page. Your registration will not be processed until you have paid the registration fees. Contact the organisational team if you encounter an issue.

Waiting List:

Once the competitor limit has filled, the waiting list will be opened. New registrations will be added to a waitlist and sorted in the order of payment. Waitlisted competitors will only be accepted provided one of the accepted competitors withdraws from the competition. All competitors still on the waiting list after January 9 will be removed and provided with a full refund. You may enquire about your position on the waiting list by contacting the organisational team .

Deleting Registration/Refunds:

If you can no longer make the competition you may request a refund. To receive a full refund you must contact the organisational team by January 9. Refunds will not be issued after this date for any reason. Withdrawing enables competitors on the waiting list to attend the competition.

You may change the events you are registered for by by contacting the organisational team by January 9. After this date it is no longer possible to add events. It is also acceptable to not show up for any event you do not wish to compete in.

Click here to display the highlights of the competition.

Oscar Watson won with an average of 9.37 seconds in the 3x3x3 Cube event. Phoenix Patterson finished second (9.75) and Chan Hui Tung (陳許瞳) finished third (10.87).

Event Name Best Average Representing Solves
3x3x3 Cube Oscar Watson 7.99 9.37 Australia 7.9910.389.6610.228.23
2x2x2 Cube Phoenix Patterson 1.15 2.72 Australia 2.473.612.071.155.60
4x4x4 Cube Chan Hui Tung (陳許瞳) 40.06 42.40 Hong Kong, China 49.7440.0640.1542.4544.59
Pyraminx Phoenix Patterson 3.19 4.40 Australia 4.4711.044.883.863.19
Skewb Phoenix Patterson 3.65 4.97 Australia 3.655.814.375.604.95
Square-1 Chan Hui Tung (陳許瞳) 9.94 11.65 Hong Kong, China 10.249.9410.44DNF14.28


By Car

The competition venue is located at 4 Clark St, Wayville SA 5034. There is street parking available on Rose Terrace, Clark St and Greenhill Ln.

By Public Transport

Adelaide Showground Railway Station (serviced by the Belair, Seaford and Tonsley lines) and Stop 1 Greenhill Rd (serviced by the Glenelg tram) are both a short walk away from the venue. There are also bus services that run along Greenhill Rd or King William Rd with nearby stops.

Local Information

Unley Shopping Centre is a short drive away. There are also some cafes in Wayville but please be mindful that not all are open on weekends.

Frequently Asked Questions

Q. Why can't I register for both Adelaide Twin Saturday and Sunday 2021?
We are holding a twin competition where competitors may compete in only one of the two. The intention is to allow more competitors to compete whilst complying with regulations. Please note that the events at each competition are different - we recommend taking this into account when selecting which competition to register for.

Q. How can I change my events?
You must make any change to your registered events by January 9. Contact the organisational team detailing your event changes.

Q. What time should I arrive at the competition?
You should arrive for registration between 9:00 and 9:30am. You should be at the venue ready to compete 30 minutes before you are scheduled. Please note the schedule is subject to change on the day.

Q. How old do I have to be to compete?
Anyone can compete at any age! We encourage anyone considering to compete to register as it will be a great experience regardless of age.

Q. How fast do I have to be to compete?
To compete you only need to know how to solve the cube! Please check the events tab for information in time limits for each event.

Q. What do I need to know before the competition day?
Before attending you should have read and understood the WCA regulations . We also recommend that you watch this helpful competitor guide and read this competition tutorial. You should also know when your events are scheduled throughout the day.

Q. How do I find out if I've progressed to the second round?
Times will be uploaded through the day. Please allow up to an hour from finishing your solves to them being uploaded. After all the times of a round has been entered, you can see if you are in the following round.

Q. Who can I ask for help on the day?
Your Delegate for this competition is Liam Sweet, feel free to ask any questions you may have on the day!

Q. Can I help on the day?
Of course! Throughout the day we will need judges and runners so please see our Delegates to ask how you can best assist.

Q. How do I find out about other upcoming competitions in Australia?
You can find out about upcoming competitions in Australia by signing up to the Speedcubing Australia mailing list.

Q. Where can I ask other questions?
The organisational team can answer all your questions.


Q. What COVID safety protocols will be in place?
Our COVID safe plan involves an increased focus on hand hygiene and maintaining social distancing where possible. There will be an increased cleaning regime, and attendees will be required to check-in to the venue aid in contact tracing. If you have any cold or flu symptoms (fever, cough, sore throat, etc.) you must NOT come to the venue.

Q. Will there be an attendee limit at this competition?
We have removed the limit of one spectator per competitor. You are now permitted to bring along any number of guests, however everyone will still be required to check in upon arrival with a QR code or pen and paper, which will be at the registration table. We will of course ensure that the venue capacity is not breached, but there is now more than enough space to make this change.

Q. Will hand sanitiser be provided at the competition?
Yes. Upon entering the venue there will be a personal hygiene station equipt with a supply of hand sanitiser.

Q. Do I have to wear a face mask?
Face masks are not compulsory but you are welcome to wear one if you wish.

Q. Can I bring my own face mask and/or hand sanitiser?
Yes, it is recommended that you bring your own face mask and hand sanitiser bottle. Hand sanitiser will also be provided at the venue.

Q. Will the scramblers be putting slippery hand sanitiser on my cubes?
Nope! Before handing in your cubes for each round you will be able to spray your cube with a light spray of disinfectant, which should dry quickly before you even hand your puzzle in.

Q. Can I still borrow other peoples' cubes?
We advise against the sharing of puzzles. Please make sure your cubes are legal for competition, especially for events such as 3x3 blindfolded (no logos!). All of the information regarding cube legality can be found in the WCA Regulations. If you are unsure about this please don't hesitate to contact Speedcubing Australia with any questions.

Q. Where can I ask other questions?
Please contact the organisational team.

Live Results

Live results will be provided via WCALive. It may take up to an hour between times being set and them appearing online.

The first rounds of all events will be run in groups. These groups are pre-determined. It is important that you know which groups of each event you are in.

A summary of groups can be found here while you can find an individual card with your groups here. Each competitor will be provided with a printed copy of their invididual group numbers at registration.

Throughout the competition we will also need judges, runners and scramblers. Do not hesitate to ask if you can be helpful in some way!

Time limit

If you reach the time limit during your solve, the judge will stop you and your result will be DNF (see Regulation A1a4).


The result to beat to proceed to the second phase of a cutoff round (see Regulation 9g).


The format describes how to determine the ranking of competitors based on their results. The list of allowed formats per event is described in Regulation 9b. See Regulation 9f for a description of each format.

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