Alexander Yu

Country WCA ID Gender Competitions Completed Solves
United States 2007YUAL01 Male 16 542

Current Personal Records

Event NR CR WR Single Average WR CR NR
3x3x3 Cube 1534 2074 8441 10.47 11.96 6167 1556 1153
2x2x2 Cube 830 1145 4285 2.27 4.87 10815 2970 2131
4x4x4 Cube 1436 2069 9244 50.69 53.21 6798 1533 1085
5x5x5 Cube 1302 1837 7650 1:49.19 2:01.96 7742 1880 1337
3x3x3 Blindfolded 56 69 345 43.46 1:06.05 355 66 50
3x3x3 One-Handed 377 504 2151 14.86 17.63 1550 352 263
Pyraminx 3836 5264 20497 8.12 13.70 27814 7297 5387
3x3x3 Multi-Blind 148 200 981 3/3 11:03

Medal Collection

Gold Silver Bronze
17 10 10

Record Collection

WR CR NR
3 4 1
Competition Round Place Single Average Solves
3x3x3 Cube
Liberty Science 2015 Second round 17 11.75 12.55 11.7512.4611.9613.9813.24
First round 22 11.98 13.24 13.9813.0714.7911.9812.66
Red Cross Cubing Open 2014 Second round 24 12.45 14.23 13.6614.1414.9012.4519.96
First round 22 10.99 13.48 10.9914.3913.2213.1614.07
Princeton Winter 2014 Second round 19 11.59 13.47 13.7714.3214.9011.5912.31
First round 21 10.47 12.52 11.8915.4410.4711.8313.83
Princeton Spring 2013 Final 3 10.47 11.96 10.4711.5212.5611.8116.09
Second round 6 11.55 12.34 13.0211.6513.3411.5512.36
First round 3 11.58 12.19 12.3812.5513.9111.5811.63
Princeton Fall 2011 Final 4 11.68 12.24 11.6815.9011.6812.6112.43
Second round 5 11.19 12.64 12.1612.1914.4011.1913.56
First round 6 11.30 13.17 13.6113.1912.7211.3014.53
Princeton Fall 2010 Final 6 12.56 13.65 12.9617.3113.5912.5614.40
Second round 5 11.80 14.43 17.0813.0211.8013.1817.36
First round 3 11.56 12.26 11.5611.5813.2511.9413.84
United States Rubik's Cube Championships 2010 Semi Final 19 10.81 14.39 14.8010.8114.0914.2815.91
Second round 16 11.61 13.30 11.6116.1614.6312.1113.15
First round 30 13.02 13.75 13.0214.3114.4413.3813.56
US Nationals 2009 Final 11 12.80 15.36 16.2816.3613.8112.8016.00
Second round 9 11.78 13.86 14.0014.7514.6912.8911.78
First round 7 11.06 13.08 14.1113.5315.5911.0611.59
Safe Haven competition 2009 Second round 10 14.09 16.32 17.0016.7716.2215.9614.09
First round 9 13.97 16.24 14.9413.9716.8816.9117.13
Newark Winter 2009 Final 7 12.83 15.02 18.1813.0812.8319.6313.81
Second round 7 11.33 14.87 11.3314.4114.8315.3816.05
First round 4 13.65 14.98 14.3015.0517.7215.5813.65
Drexel Fall 2008 Final 1 13.55 15.12 13.8015.9415.6116.5513.55
Second round 3 12.77 15.71 15.8815.2717.8615.9712.77
First round 4 14.41 15.55 17.0814.4115.6915.3315.63
Newark Open 2008 Final 6 13.08 15.93 14.4017.8415.5513.0818.11
Second round 2 13.94 14.33 14.9914.5513.9414.4713.96
First round 3 14.30 15.11 14.3114.4514.3018.0616.56
Armonk Spring 2008 Final 2 14.36 15.38 16.5216.1114.3614.3615.67
Second round 5 14.90 16.39 15.8314.9014.9318.4125.52
First round 4 14.64 16.87 16.6320.0514.6416.9817.00
Princeton Open 2008 Final 8 13.96 16.67 14.0516.4120.4813.9619.55
First round 8 15.28 17.04 17.5621.1415.2818.1315.44
Kearny Kardinal competition 2008 Final 2 14.18 15.33 15.5017.0614.9414.1815.56
Second round 3 15.29 16.55 17.0915.3818.6815.2917.19
First round 6 18.57 21.11 25.12DNF18.5719.5118.69
Pleasantville Fall competition 2007 Final 7 18.38 20.03 23.2230.5818.3818.3918.47
Second round 4 16.08 17.85 17.5218.6725.0216.0817.37
First round 2 15.15 17.03 17.2016.7915.1517.1119.16
2x2x2 Cube
Liberty Science 2015 First round 99 14.58 DNF 14.58DNFDNFDNFDNF
Princeton Spring 2013 Final 8 5.00 5.71 5.965.305.885.00DNF
Second round 7 3.75 4.87 5.714.973.759.343.93
First round 14 3.78 5.30 6.389.064.383.785.13
Princeton Fall 2011 Final 5 3.69 4.97 5.904.635.463.694.83
First round 9 3.93 5.52 5.505.155.905.973.93
Princeton Fall 2010 Final 6 3.84 5.41 3.844.847.595.945.46
United States Rubik's Cube Championships 2010 Second round 35 2.27 5.43 5.935.525.655.112.27
First round 29 3.83 5.19 3.835.935.445.524.61
US Nationals 2009 First round 23 4.63 6.95 7.584.637.139.916.13
Newark Winter 2009 Final 3 4.25 5.85 8.834.256.366.934.27
Drexel Fall 2008 Final 2 3.00 5.50 9.006.944.864.713.00
Newark Open 2008 Final 3 5.55 6.24 6.539.945.556.086.11
Armonk Spring 2008 Final 3 4.80 7.01 6.364.806.658.438.03
Princeton Open 2008 Final 3 5.35 7.03 5.356.577.827.287.24
Kearny Kardinal competition 2008 Final 2 5.86 6.95 8.256.048.176.655.86
4x4x4 Cube
Princeton Spring 2013 Final 7 50.69 53.21 55.361:05.9150.6950.8453.43
Princeton Fall 2011 Final 5 56.77 1:03.17 1:20.111:04.781:01.8356.771:02.90
Princeton Fall 2010 Final 3 54.80 58.17 1:00.1558.091:14.6656.2854.80
United States Rubik's Cube Championships 2010 Second round 19 52.97 59.19 1:12.2856.3653.191:08.0352.97
First round 16 53.66 59.89 1:08.971:00.691:00.2253.6658.75
US Nationals 2009 First round 21 1:03.08 1:13.03 1:16.811:27.431:08.381:03.081:13.91
Qualification round 2 59.58 1:10.20 1:10.681:05.781:14.131:34.7259.58
Armonk Spring 2008 Final 2 1:09.13 1:20.36 1:16.611:26.681:17.781:29.771:09.13
First round 2 1:17.25 1:23.37 1:22.831:25.811:32.401:17.251:21.47
Princeton Open 2008 Final 14 1:43.44 1:43.44
Kearny Kardinal competition 2008 Final 4 1:15.40 1:25.63 1:24.031:43.381:22.081:30.781:15.40
Pleasantville Fall competition 2007 Final 9 2:02.37 2:06.84 2:23.722:07.002:09.402:02.372:04.11
5x5x5 Cube
United States Rubik's Cube Championships 2010 Second round 29 1:55.66 2:03.88 2:04.912:04.362:03.342:03.941:55.66
First round 28 1:49.19 2:01.96 1:52.961:49.192:18.432:08.092:04.84
US Nationals 2009 First round 26 2:01.66 2:12.17 2:12.752:12.782:01.662:28.652:10.97
Qualification round 2 1:54.55 2:04.86 1:54.552:00.412:00.522:16.112:13.66
3x3x3 Blindfolded
Liberty Science 2015 Final 3 1:36.82 DNF DNFDNF1:36.82
Princeton Winter 2014 Final 3 1:03.41 DNF 1:03.41DNFDNF
Princeton Spring 2013 Final 3 1:06.81 DNF 1:06.811:07.69DNF
Princeton Fall 2011 Final 1 44.88 DNF 1:27.90DNF44.88
Princeton Fall 2010 Final 1 47.36 DNF DNFDNF47.36
United States Rubik's Cube Championships 2010 Final 1 54.96 DNF DNF1:23.2754.96
First round 1 43.46 NR DNF 44.5643.46DNF
US Nationals 2009 Final 1 51.80 NAR DNF 51.80DNFDNF
First round 1 58.53 DNF DNFDNF58.53
Safe Haven competition 2009 Final 1 1:02.56 DNF 1:05.091:02.56DNF
Newark Winter 2009 Final 1 1:01.68 DNF 1:01.68DNFDNF
Drexel Fall 2008 Final 1 56.44 NAR DNF DNFDNF56.44
First round 1 57.80 NAR 1:06.29 1:21.6857.8059.38
Newark Open 2008 Final 1 1:01.34 DNF DNF1:01.34DNF
Armonk Spring 2008 Final 1 1:05.90 DNF 1:05.901:14.84DNF
Princeton Open 2008 Final 1 1:00.62 WR 1:06.05 WR 1:12.081:00.621:05.46
Kearny Kardinal competition 2008 Final 1 1:26.27 1:33.62 WR 1:47.111:26.271:27.49
Pleasantville Fall competition 2007 Final 3 2:56.65 DNF DNF2:56.65DNF
3x3x3 Fewest Moves
United States Rubik's Cube Championships 2010 Final 55 DNF DNFDNS
3x3x3 One-Handed
Liberty Science 2015 Final 6 14.86 17.63 14.8618.9415.3619.9418.60
First round 8 17.36 19.25 17.3620.2125.7017.4120.13
Red Cross Cubing Open 2014 Final 7 17.69 18.81 18.3522.3718.6317.6919.45
Second round 11 19.10 19.67 19.2819.8020.9219.1019.94
First round 7 16.91 18.78 18.2216.9121.6920.1118.02
Princeton Winter 2014 Final 5 17.27 18.15 17.7918.9619.3117.2717.71
Princeton Spring 2013 Final 6 20.34 21.90 23.25DNF21.7820.3420.66
Second round 5 17.86 20.26 22.2519.6824.6818.8417.86
First round 7 20.06 21.09 20.3322.2720.6620.0622.33
Princeton Fall 2011 Final 6 18.72 22.30 26.3122.4118.7223.8820.61
First round 3 18.05 21.01 18.0521.2220.4721.3333.84
Princeton Fall 2010 Final 1 16.06 19.08 16.0618.1526.2119.2519.84
First round 3 17.47 21.09 20.0819.6523.5524.8117.47
United States Rubik's Cube Championships 2010 Final 6 16.46 21.42 24.4621.9421.2221.1116.46
Second round 11 18.25 22.77 22.1121.6118.2524.5925.52
First round 17 21.90 24.54 23.9625.6924.7721.9024.88
US Nationals 2009 Final 2 19.86 20.97 21.0221.2220.6826.5919.86
First round 7 21.13 23.19 21.2121.9026.9721.1326.47
Safe Haven competition 2009 Final 1 20.93 22.57 30.9621.2122.8123.6920.93
Newark Winter 2009 Final 4 20.21 27.29 27.8628.5029.8020.2125.52
Drexel Fall 2008 Final 2 26.61 31.87 28.3026.6138.5233.0034.31
Newark Open 2008 Final 2 23.59 26.16 25.0330.7126.3023.5927.15
Armonk Spring 2008 Final 2 25.62 34.08 29.2225.6233.7639.2654.96
First round 1 26.66 30.26 29.2626.6629.7836.7831.75
Princeton Open 2008 Final 7 25.31 30.17 33.8526.9333.2125.3130.38
Kearny Kardinal competition 2008 Final 1 23.25 28.48 31.4723.2528.5925.3832.92
Pleasantville Fall competition 2007 Final 7 38.09 41.65 41.1545.1038.0956.8338.69
Pyraminx
Pleasantville Fall competition 2007 Final 2 8.12 NAR 13.70 12.9022.0918.398.129.80
4x4x4 Blindfolded
Armonk Spring 2008 Final 1 DNF DNF
Princeton Open 2008 Final 1 DNF DNFDNF
Kearny Kardinal competition 2008 Final 2 DNF DNF
3x3x3 Multi-Blind
United States Rubik's Cube Championships 2010 Final 6 2/2 2:38 DNF2/2 2:38
US Nationals 2009 Final 4 2/2 4:05 2/2 4:05DNF
Princeton Open 2008 Final 1 3/3 11:03 3/3 11:03
Magic
Princeton Open 2008 Final 21 1.94 3.81 1.943.504.313.61DNF
3x3x3 Multi-Blind Old Style
Princeton Open 2008 Final 1 3/3 11:03 3/3 11:03

History of World Records

Single Average Competition Round Solves
3x3x3 Blindfolded
1:00.62 1:06.05 Princeton Open 2008 Final 1:12.081:00.621:05.46
1:33.62 Kearny Kardinal competition 2008 Final 1:47.111:26.271:27.49

History of Continental Records

Single Average Competition Round Solves
3x3x3 Blindfolded
51.80 US Nationals 2009 Final
56.44 Drexel Fall 2008 Final
57.80 Drexel Fall 2008 First round
Pyraminx
8.12 Pleasantville Fall competition 2007 Final

History of National Records

Single Average Competition Round Solves
3x3x3 Blindfolded
43.46 United States Rubik's Cube Championships 2010 First round

National Championship Podiums

Event Place Single Average Solves
United States Rubik's Cube Championships 2010
3x3x3 Blindfolded 1 54.96 DNF DNF1:23.2754.96
3x3x3 Multi-Blind 3 2/2 2:38 DNF2/2 2:38
US Nationals 2009
3x3x3 Blindfolded 1 51.80 DNF 51.80DNFDNF
3x3x3 One-Handed 2 19.86 20.97 21.0221.2220.6826.5919.86