Chicago Open 2010

Feb 6, 2010
Arlington Heights, Illinois, United States

Thomas Middle School

1430 N. Belmont, Arlington Heights, IL 60004
Chicago Open 2010 website

Bryan LoganKevin Kapinos and KOII

Kevin Kapinos
WCA Delegate
Bryan Logan

The cost is $5 for the first event, and $2 for each additional. The fees go towards the cost of running the competition, prizes, etc. Any funds beyond that go towards future competitions. Registration is at the website.

Main event
Registration requirements
This competition is over, click here to display the registration requirements it used.
Click here to display the highlights of the competition.

Chester Lian won with an average of 13.60 seconds in the 3x3x3 Cube event. Justin Jaffray finished second (14.02) and Isaac Wappes finished third (14.48).

World records: Dan Cohen‎ 5x5x5 Cube 1:13.36 (average).

Event Name Best Average Representing Solves
3x3x3 Cube Chester Lian 11.34 13.60 Malaysia 11.3413.4415.2513.4613.90
2x2x2 Cube Justin Jaffray 3.43 4.10 Canada 4.944.163.434.004.15
4x4x4 Cube Dan Cohen 37.69 47.55 United States 56.1848.4937.6946.0248.15
5x5x5 Cube Dan Cohen 1:10.68 1:13.36 WR United States 1:22.441:10.681:13.061:12.551:14.46
3x3x3 Blindfolded Chester Lian 1:28.27 DNF Malaysia DNF1:28.27DNF
3x3x3 One-Handed Chester Lian 18.13 NR 22.39 NR Malaysia 24.0821.9423.6621.5818.13
Clock David Woner 8.13 8.90 United States 12.008.529.308.888.13
Pyraminx Quentin McLean 5.27 7.00 United States 7.846.0311.005.277.13
5x5x5 Blindfolded Mike Hughey 16:53.00 United States 16:53.00DNF
Magic Erik Walters 1.50 1.57 United States 1.521.501.501.681.86
Master Magic Dan Cohen 2.36 2.63 United States 2.784.662.402.722.36
Event Round Format Time limit Cutoff Proceed
3x3x3 Cube First round Ao5
Final Ao5
2x2x2 Cube First round Ao5
Final Ao5
4x4x4 Cube Final Bo2 / Ao5 2 attempts to get < 3:00.00
5x5x5 Cube Final Bo1 / Ao5 1 attempt to get < 2:25.00
3x3x3 Blindfolded Final Bo3
3x3x3 One-Handed Final Ao5
Clock Final Ao5
Pyraminx Final Ao5
4x4x4 Blindfolded Final Bo2
5x5x5 Blindfolded Final Bo2
Magic Final Ao5
Master Magic Final Ao5

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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