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
Rubik's Cube 750 1011 4041 10.47 11.96 2800 701 525
2x2x2 Cube 451 595 2106 2.27 4.87 5431 1548 1104
4x4x4 Cube 605 885 4356 50.69 53.21 3036 630 447
5x5x5 Cube 564 794 3702 1:49.19 2:01.96 3801 815 578
3x3x3 Blindfolded 23 29 156 43.46 1:06.05 179 35 27
3x3x3 One-Handed 184 231 1040 14.86 17.63 739 174 137
Pyraminx 1813 2645 10300 8.12 13.70 14091 3832 2710
3x3x3 Multi-Blind 75 94 554 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
Rubik's Cube
Liberty Science 2015 Second 17 11.75 12.55 11.7512.4611.9613.9813.24
First 22 11.98 13.24 13.9813.0714.7911.9812.66
Red Cross Cubing Open 2014 Second 24 12.45 14.23 13.6614.1414.9012.4519.96
First 22 10.99 13.48 10.9914.3913.2213.1614.07
Princeton Winter 2014 Second 19 11.59 13.47 13.7714.3214.9011.5912.31
First 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 6 11.55 12.34 13.0211.6513.3411.5512.36
First 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 5 11.19 12.64 12.1612.1914.4011.1913.56
First 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 5 11.80 14.43 17.0813.0211.8013.1817.36
First 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 16 11.61 13.30 11.6116.1614.6312.1113.15
First 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 9 11.78 13.86 14.0014.7514.6912.8911.78
First 7 11.06 13.08 14.1113.5315.5911.0611.59
Safe Haven competition 2009 Second 10 14.09 16.32 17.0016.7716.2215.9614.09
First 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 7 11.33 14.87 11.3314.4114.8315.3816.05
First 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 3 12.77 15.71 15.8815.2717.8615.9712.77
First 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 2 13.94 14.33 14.9914.5513.9414.4713.96
First 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 5 14.90 16.39 15.8314.9014.9318.4125.52
First 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 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 3 15.29 16.55 17.0915.3818.6815.2917.19
First 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 4 16.08 17.85 17.5218.6725.0216.0817.37
First 2 15.15 17.03 17.2016.7915.1517.1119.16
2x2x2 Cube
Liberty Science 2015 First 99 14.58 DNF 14.58DNFDNFDNFDNF
Princeton Spring 2013 Final 8 5.00 5.71 5.965.305.885.00DNF
Second 7 3.75 4.87 5.714.973.759.343.93
Combined First 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
Combined First 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 35 2.27 5.43 5.935.525.655.112.27
First 29 3.83 5.19 3.835.935.445.524.61
US Nationals 2009 First 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 Combined Final 7 50.69 53.21 55.361:05.9150.6950.8453.43
Princeton Fall 2011 Combined Final 5 56.77 1:03.17 1:20.111:04.781:01.8356.771:02.90
Princeton Fall 2010 Combined Final 3 54.80 58.17 1:00.1558.091:14.6656.2854.80
United States Rubik's Cube Championships 2010 Second 19 52.97 59.19 1:12.2856.3653.191:08.0352.97
Combined First 16 53.66 59.89 1:08.971:00.691:00.2253.6658.75
US Nationals 2009 First 21 1:03.08 1:13.03 1:16.811:27.431:08.381:03.081:13.91
Qualification 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 2 1:17.25 1:23.37 1:22.831:25.811:32.401:17.251:21.47
Princeton Open 2008 Combined Final 14 1:43.44 1:43.44
Kearny Kardinal competition 2008 Combined Final 4 1:15.40 1:25.63 1:24.031:43.381:22.081:30.781:15.40
Pleasantville Fall competition 2007 Combined 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 29 1:55.66 2:03.88 2:04.912:04.362:03.342:03.941:55.66
Combined First 28 1:49.19 2:01.96 1:52.961:49.192:18.432:08.092:04.84
US Nationals 2009 First 26 2:01.66 2:12.17 2:12.752:12.782:01.662:28.652:10.97
Qualification 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 1 43.46 NR DNF 44.5643.46DNF
US Nationals 2009 Final 1 51.80 NAR DNF 51.80DNFDNF
First 1 58.53 DNF DNFDNF58.53
Safe Haven competition 2009 Combined 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 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
Combined First 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 11 19.10 19.67 19.2819.8020.9219.1019.94
Combined First 7 16.91 18.78 18.2216.9121.6920.1118.02
Princeton Winter 2014 Combined 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 5 17.86 20.26 22.2519.6824.6818.8417.86
Combined First 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
Combined First 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 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 11 18.25 22.77 22.1121.6118.2524.5925.52
First 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 7 21.13 23.19 21.2121.9026.9721.1326.47
Safe Haven competition 2009 Combined Final 1 20.93 22.57 30.9621.2122.8123.6920.93
Newark Winter 2009 Combined 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 Combined 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 1 26.66 30.26 29.2626.6629.7836.7831.75
Princeton Open 2008 Combined 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
Rubik's Magic
Princeton Open 2008 Final 21 1.94 3.81 1.943.504.313.61DNF
Rubik's Cube: Multiple 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
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

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