Bulgarian Open 2018

Feb 10, 2018
Sofia, Bulgaria

Technical University of Sofia

ул. „Росарио“, 1756 София (1 Rosario street, 1756 Sofia)

ТУ-София, Блок 3. (Campus 3), room 3239


Ron van Bruchem

Borislav Marchovski, Hanneke Rijks, Mihai Căpăţinescu, and Ron van Bruchem
WCA Delegates
Mihai Căpăţinescu and Ron van Bruchem

First WCA competition in Bulgaria. Maximum 1 guest per competitor. Registration fee to be paid in the venue on the day of the competition.

The address of the Technical university of Sofia is 8 Kliment Ohridski boulevard, but the entrance of the venue is on Rosario street.

Първо състезание на WCA в България. Позволени са максимум 1 гост за състезател (лимит на стаята).
Адресът на Технически университет - гр. София е бул. "Климент Охридски" 8, но входът към блок 3 е откъм ул. Росарио.

Two weeks before the competition, registered competitors will be requested by email to confirm their participation. Registered competitors must reply at least three days before the competition, otherwise they may be removed from the competitor list.

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 100 competitors.
The base registration fee for this competition is 5 лв. (Bulgarian Lev).
Click here to display the highlights of the competition.

Ivaylo Tanev won with an average of 11.23 seconds in the 3x3x3 Cube event. Lir Ukaj finished second (11.73) and Ting Sheng Bao Yang finished third (12.66).

Event Name Best Average Citizen of Solves
3x3x3 Cube Ivaylo Tanev 9.86 11.23 Bulgaria 9.8610.0010.6313.0718.68
2x2x2 Cube Lir Ukaj 3.14 4.12 France 4.993.143.403.975.64
4x4x4 Cube Ting Sheng Bao Yang 41.04 44.33 Spain 44.7943.6844.5341.0449.83
5x5x5 Cube Ting Sheng Bao Yang 1:15.53 1:21.52 Spain 1:22.661:22.801:19.091:15.531:27.51
3x3x3 Blindfolded Mircea Simionica 1:26.04 DNF Romania DNF1:26.04DNF
Pyraminx Ali Rıza Kulaksız 4.08 5.38 NR Turkey 8.575.445.914.804.08
Skewb Mihai Căpăţinescu 6.71 9.04 Romania 7.4211.276.719.879.83
Event Round Format Time limit Cutoff Proceed
3x3x3 Cube First round Bo2 / Ao5 6:00.00 2 attempts to get < 4:00.00 Top 75% advance to next round
Second round Ao5 2:00.00 Top 8 advance to next round
Final Ao5 1:00.00
2x2x2 Cube First round Ao5 2:00.00 Top 8 advance to next round
Final Ao5 1:00.00
4x4x4 Cube Final Bo2 / Ao5 4:00.00 2 attempts to get < 2:30.00
5x5x5 Cube Final Bo2 / Ao5 5:00.00 2 attempts to get < 3:30.00
3x3x3 Blindfolded Final Bo3 6:00.00
Pyraminx Final Ao5 1:30.00
Skewb Final Ao5 1:30.00

Saturday February 10, 2017

Event Round Format Limit (min) Competitors Start time End time
Registration 08:30 12:30
5x5x5 Cube Combined Final best of 2, average of 5 (cut-off 3:30) 5 min 09:00 10:00
4x4x4 Cube Combined Final best of 2, average of 5 (cut-off 2:30) 4 min 10:00 11:00
Skewb Final average of 5 1:30 min 11:00 11:30
Pyraminx Final average of 5 1:30 min 11:30 12:15
Lunch 12:15 13:15
Mosaic Building everyone can join in building a mosaic of 200 cubes 12:15 13:15
3x3x3 Cube First round average of 5 6 min 13:15 14:50
2x2x2 Cube First round average of 5 2 min 14:50 15:35
3x3x3 Cube Second round average of 5 2 min 60 15:35 16:25
2x2x2 Cube Final average of 5 1 min 8 16:25 16:40
3x3x3 Cube Blindfolded Final best of 3 6 min 16:40 17:00
3x3x3 Cube Final average of 5 1 min 8 17:10 17:45
Winner's Ceremony 17:55 18:10

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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