Colombo Matrix Open 2023
- Date
- Apr 7 - 9, 2023
- City
- Colombo, Sri Lanka
- Venue
Ananda College
- Address
- Ananda College, Maradana Road, Colombo 01, Sri Lanka
- Details
Siyawasa Hall
- Contact
- Organizers
- Kalindu Sachintha Wijesundara and Nadeesh Peiris
- WCA Delegates
- Arun Kannan and Kalindu Sachintha Wijesundara
- Download all the competition's details as PDF .
- Information
- Make sure you will be available at the venue at least 15 minutes before your event starts. You won't be allowed to participate in an event if you reach late. You can refer "Schedule" tab to see the starting time of each event.
- If you're participating in a WCA competition for the first time or not aware of competition rules, make sure that you attend the tutorial session at 09:00 AM on day 2 (8th April 2023)
- If you're participating in a WCA competition for the first time, please bring a valid proof of identity (NIC/Passport/Postal ID/Driving License) If you still don't have any of the above mentioned identifications, bring a colour photograph of yourself certified by your school principal or a justice of peace.
- All participants are expected to volunteer for the event when they are not participating. The roles could be of a judge, runner, or a scrambler, depending upon the situation.
COVID-19 Specific Information:
* Following all local goverment health guidelines is mandatory while attending the competition.
- Events
- Main event
- Competitors
- 116
- Registration period
-
Online registration opened Thursday, March 9, 2023 at 12:00 PM UTC and closed Friday, March 31, 2023 at 7:00 PM UTC.
- 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 120 competitors.
The base registration fee for this competition is 3,500 ₨ (Sri Lankan Rupee).
Registration fees won't be refunded under any circumstance.
Registrants on the waiting list may be accepted onto the competitor list until Sunday, April 2, 2023 at 12:00 AM UTC.
If you are a registered competitor you may change your registered events until Sunday, April 2, 2023 at 12:00 AM UTC by contacting the organization team.
No on the spot registrations will be accepted.
Any spectator can attend for free.
Steps to complete Registration
Step 1 - Register here by selecting the events you want to participate in.
Step 2 - Make the payment through one of the below mentioned methods.
Step 3 - Wait upto 48 hours for your registration to be confirmed. Once your registration is confirmed, you will get a confirmation mail and your name will appear in the list of registered competitors.Registration Fees Breakdown:
1 to 4 events: LKR 3,500 or USD 11.50
5 to 8 events: LKR 4,500 or USD 14.50
9 to 15 events: LKR 5,000 or USD 15.50Payment details :
For local payments (Srilankan), deposit or Online transfer the relevant Registration Fee (LKR 3,500.00 / LKR 4,500.00 or LKR 5,000.00 depending on the total number of events you are participating) using one of following options:Bank transfer to:
116856045161
W.M.K.S. Wijesundara,
Sampath Bank,
Anuradhapura New TownMake sure to add a comment with the participant name while transferring the money. If possible, kindly send a screenshot of the payment to the organizer through email (kalindu.sachintha@gmail.com).
Send via FriMi Mobile wallet transfer application to: FriMi ID 2222147359
Make sure to add a comment with the participant name while transferring the money. If possible, kindly send a screenshot of the payment to the organizer through email (kalindu.sachintha@gmail.com).
Key Points to note :
1. Registration fee varies depending on the total number of events you are participating.
2. Please note that your registration will be processed manually only after the payment of required fees. - Highlights
-
Click here to display the highlights of the competition.
Ziyu Ye (叶梓渝) won with an average of 6.45 seconds in the 3x3x3 Cube event. Shuda Huang (黄黍达) finished second (7.51) and Sujan Irosha Kumarapperuma finished third (9.47).
| Event | Name | Best | Average | Representing | Solves | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | Ziyu Ye (叶梓渝) | 5.19 | 6.45 | China | 7.67 | 6.54 | 6.79 | 6.03 | 5.19 | |||
| 2x2x2 Cube | Ziyu Ye (叶梓渝) | 1.21 | 1.58 | China | 1.27 | 2.18 | 1.40 | 1.21 | 2.08 | |||
| 4x4x4 Cube | Sujan Irosha Kumarapperuma | 30.43 | NR | 34.96 | Sri Lanka | 30.76 | 41.39 | 36.20 | 30.43 | 37.92 | ||
| 5x5x5 Cube | Sujan Irosha Kumarapperuma | 56.33 | NR | 1:00.37 | NR | Sri Lanka | 58.59 | 1:04.38 | 56.33 | 1:01.44 | 1:01.08 | |
| 6x6x6 Cube | Sujan Irosha Kumarapperuma | 1:57.34 | NR | 2:07.29 | NR | Sri Lanka | 2:17.18 | 2:07.36 | 1:57.34 | |||
| 7x7x7 Cube | Sujan Irosha Kumarapperuma | 3:13.23 | NR | 3:39.70 | NR | Sri Lanka | 3:59.62 | 3:13.23 | 3:46.26 | |||
| 3x3x3 Blindfolded | Yifan Wang (王逸帆) | 18.03 | DNF | China | 18.03 | 18.04 | DNF | |||||
| 3x3x3 Fewest Moves | Yifan Wang (王逸帆) | 22 | China | 22 | ||||||||
| 3x3x3 One-Handed | Samath Keppitiyagama | 14.82 | NR | 17.61 | NR | Sri Lanka | 16.75 | 20.02 | 14.82 | 18.49 | 17.59 | |
| Clock | Duneth Nisala Praveen Ranaweera | 7.92 | 8.67 | NR | Sri Lanka | 8.72 | 9.16 | 7.92 | 8.14 | 9.63 | ||
| Megaminx | Sujan Irosha Kumarapperuma | 1:02.22 | NR | 1:10.01 | NR | Sri Lanka | 1:18.86 | 1:10.68 | 1:02.22 | 1:13.92 | 1:05.44 | |
| Pyraminx | Shuda Huang (黄黍达) | 1.98 | 2.89 | China | 2.93 | 2.98 | 3.05 | 2.76 | 1.98 | |||
| Skewb | Sirima Witharanage Sathmika Navoda | 5.08 | 5.50 | NR | Sri Lanka | 6.18 | 5.15 | 5.16 | 6.18 | 5.08 | ||
| Square-1 | Banura Perera | 20.26 | 24.57 | NR | Sri Lanka | 20.26 | 25.90 | DNF | 23.03 | 24.77 | ||
| 3x3x3 Multi-Blind | Nabhan Niyaz | 8/8 50:15 | NR | Sri Lanka | 8/8 50:15 | |||||||
| Event | Round | Format | Time limit | Cutoff | Proceed |
|---|---|---|---|---|---|
| 3x3x3 Cube | First round | Ao5 | 10:00.00 | Top 36 advance to next round | |
| Second round | Ao5 | 10:00.00 | Top 12 advance to next round | ||
| Final | Ao5 | 10:00.00 | |||
| 2x2x2 Cube | First round | Ao5 | 10:00.00 | Top 12 advance to next round | |
| Final | Ao5 | 10:00.00 | |||
| 4x4x4 Cube | Final | Bo2 / Ao5 | 10:00.00 | 2 attempts to get < 5:00.00 | |
| 5x5x5 Cube | Final | Bo2 / Ao5 | 10:00.00 | 2 attempts to get < 7:00.00 | |
| 6x6x6 Cube | Final | Mo3 | 10:00.00 | ||
| 7x7x7 Cube | Final | Mo3 | 10:00.00 | ||
| 3x3x3 Blindfolded | Final | Bo3 | 10:00.00 | ||
| 3x3x3 Fewest Moves | Final | Bo1 | 1 hour | ||
| 3x3x3 One-Handed | Final | Bo2 / Ao5 | 10:00.00 | 2 attempts to get < 3:00.00 | |
| Clock | Final | Ao5 | 10:00.00 | ||
| Megaminx | Final | Bo2 / Ao5 | 10:00.00 | 2 attempts to get < 5:00.00 | |
| Pyraminx | First round | Ao5 | 10:00.00 | Top 12 advance to next round | |
| Final | Ao5 | 10:00.00 | |||
| Skewb | Final | Ao5 | 10:00.00 | ||
| Square-1 | Final | Ao5 | 10:00.00 | ||
| 3x3x3 Multi-Blind | Final | Bo1 | 10:00.00 per cube, up to 60:00.00 |
For those of you new to cubing, WELCOME!
We wanted to let you know this event is perfectly fine for cubers of ANY age and experience. We just ask you know a couple things before coming to compete...
First, please be familiar with the WCA Regulations, found here:
https://www.worldcubeassociation.org/regulations/
Here's a video that will be helpful for new comers:
If you are stoked to compete and ready to sign up, head over to the 'Registration & Payment' tab and it will guide you to the registration.
FAQs
Q: Do I use my own cube to compete?
A: YES! You are responsible for your own hardware in order to compete. This means you should bring your own cube.
Q: What is the normal age of competitors at these events?
A: All ages are welcome, but in general competitors are between 10 and 20 years old. Don't let this stop you though, everyone can and should cube!
Q: How do I find results?
A: All results are posted on the WCA page within a week after the competition finishes. However, for the day of competing, go to WCA Live to find information about current events. This is also where you will find information about upcoming rounds of events. Remember, the results are entered by a human so please be patient if you do not see your results immediately.
Q: Are there age divisions?
A: Nope! All competitors compete together.
Q: I want to attend, or I have friends/family who want to attend, but not compete. Do they need to pay as well?
A: No. All spectators are free to view the competition at no cost. There is payment only to compete. But in some cases, venue will be having restriction to allow spectators depending on the competition.
Q: Can I have fun at this event?
A: HECK YES! Cubing is amazing, and we sincerely hope you enjoy the competition!
If you have any further queries, please do mail the organizers & delegates.
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).
Cutoff
The result to beat to proceed to the second phase of a cutoff round (see Regulation 9g).
Format
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.