US Open 2007

Jun 16 - 17, 2007
Chicago, Illinois, United States

Chicago Cultural Center

77 E. Randolph Street

Randolph Café

US Open 2007 website
WCA Delegate
Tyson Mao (毛台勝)

US Open 2007 organization team


Prelims will be on the 16th. Semi-finals and finals will be on the 17th.
Registration fee will be $10 plus $2 per main event and $2 for any and all side events. (10 base, add 2 for each
additional main event, add 2 if they're doing any side events). Participation in side events will be limited only to people
that pre-register.

Registration requirements
This competition is over, click here to display the registration requirements it used.
Event Name Best Average Citizen of Solves
3x3x3 Cube Ryan Patricio 11.98 14.92 United States 18.6413.5315.0116.2211.98
2x2x2 Cube Mitchell Stern 4.95 5.77 NAR United States
4x4x4 Cube Leyan Lo 1:05.06 1:09.96 United States 1:13.931:07.511:05.061:28.521:08.45
5x5x5 Cube Matt Walter 2:03.28 NR 2:12.42 NR Canada 2:08.842:18.912:03.282:18.022:10.41
3x3x3 Blindfolded Leyan Lo 1:27.69 1:35.74 WR United States 1:27.691:47.771:31.75
3x3x3 Fewest Moves Daniel Lo 39 United States 39
Stefan Pochmann 39 NR Germany 39
3x3x3 One-Handed Chris Dzoan 19.78 23.85 United States 22.2328.6027.9621.3719.78
Clock Stefan Pochmann 10.03 11.92 Germany 10.0313.3912.34
Megaminx Stefan Pochmann 1:30.46 1:37.14 Germany 1:39.241:30.461:41.71
Pyraminx Lars Vandenbergh 8.74 NR 10.97 NR Belgium 8.7410.9311.8710.1014.31
Square-1 Lars Vandenbergh 23.32 24.59 WR Belgium 23.3223.7326.73
3x3x3 Multi-Blind Rowe Hessler 5/8 59:20 NAR United States 5/8 59:20
Magic Sven Gowal 1.56 1.65 NR Switzerland DNF1.621.701.621.56
Master Magic Bob Burton 3.06 3.50 United States 3.153.903.454.093.06
3x3x3 Multi-Blind Old Style Rowe Hessler 5/8 59:20 United States 5/8 59:20

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 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.