Alexander Yu

Region	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	3372	4439	17013	10.47	11.96	13139	3428	2613
2x2x2 Cube	1774	2298	8279	2.27	4.87	20059	5679	4330
4x4x4 Cube	2731	3777	15364	50.69	53.21	11650	2845	2058
5x5x5 Cube	2399	3259	12300	1:49.19	2:01.96	12316	3301	2440
3x3x3 Blindfolded	108	137	632	43.46	1:06.05	593	121	95
3x3x3 One-Handed	716	944	3800	14.86	17.63	2926	727	558
Pyraminx	7776	9999	35892	8.12	13.70	47823	13487	10504
3x3x3 Multi-Blind	249	320	1503	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		11.75	12.46	11.96	13.98	13.24
	First round	22	11.98		13.24		13.98	13.07	14.79	11.98	12.66
Red Cross Cubing Open 2014	Second round	24	12.45		14.23		13.66	14.14	14.90	12.45	19.96
	First round	22	10.99		13.48		10.99	14.39	13.22	13.16	14.07
Princeton Winter 2014	Second round	19	11.59		13.47		13.77	14.32	14.90	11.59	12.31
	First round	21	10.47		12.52		11.89	15.44	10.47	11.83	13.83
Princeton Spring 2013	Final	3	10.47		11.96		10.47	11.52	12.56	11.81	16.09
	Second round	6	11.55		12.34		13.02	11.65	13.34	11.55	12.36
	First round	3	11.58		12.19		12.38	12.55	13.91	11.58	11.63
Princeton Fall 2011	Final	4	11.68		12.24		11.68	15.90	11.68	12.61	12.43
	Second round	5	11.19		12.64		12.16	12.19	14.40	11.19	13.56
	First round	6	11.30		13.17		13.61	13.19	12.72	11.30	14.53
Princeton Fall 2010	Final	6	12.56		13.65		12.96	17.31	13.59	12.56	14.40
	Second round	5	11.80		14.43		17.08	13.02	11.80	13.18	17.36
	First round	3	11.56		12.26		11.56	11.58	13.25	11.94	13.84
United States Rubik's Cube Championships 2010	Semi Final	19	10.81		14.39		14.80	10.81	14.09	14.28	15.91
	Second round	16	11.61		13.30		11.61	16.16	14.63	12.11	13.15
	First round	30	13.02		13.75		13.02	14.31	14.44	13.38	13.56
US Nationals 2009	Final	11	12.80		15.36		16.28	16.36	13.81	12.80	16.00
	Second round	9	11.78		13.86		14.00	14.75	14.69	12.89	11.78
	First round	7	11.06		13.08		14.11	13.53	15.59	11.06	11.59
Safe Haven competition 2009	Second round	10	14.09		16.32		17.00	16.77	16.22	15.96	14.09
	First round	9	13.97		16.24		14.94	13.97	16.88	16.91	17.13
Newark Winter 2009	Final	7	12.83		15.02		18.18	13.08	12.83	19.63	13.81
	Second round	7	11.33		14.87		11.33	14.41	14.83	15.38	16.05
	First round	4	13.65		14.98		14.30	15.05	17.72	15.58	13.65
Drexel Fall 2008	Final	1	13.55		15.12		13.80	15.94	15.61	16.55	13.55
	Second round	3	12.77		15.71		15.88	15.27	17.86	15.97	12.77
	First round	4	14.41		15.55		17.08	14.41	15.69	15.33	15.63
Newark Open 2008	Final	6	13.08		15.93		14.40	17.84	15.55	13.08	18.11
	Second round	2	13.94		14.33		14.99	14.55	13.94	14.47	13.96
	First round	3	14.30		15.11		14.31	14.45	14.30	18.06	16.56
Armonk Spring 2008	Final	2	14.36		15.38		16.52	16.11	14.36	14.36	15.67
	Second round	5	14.90		16.39		15.83	14.90	14.93	18.41	25.52
	First round	4	14.64		16.87		16.63	20.05	14.64	16.98	17.00
Princeton Open 2008	Final	8	13.96		16.67		14.05	16.41	20.48	13.96	19.55
	First round	8	15.28		17.04		17.56	21.14	15.28	18.13	15.44
Kearny Kardinal competition 2008	Final	2	14.18		15.33		15.50	17.06	14.94	14.18	15.56
	Second round	3	15.29		16.55		17.09	15.38	18.68	15.29	17.19
	First round	6	18.57		21.11		25.12	DNF	18.57	19.51	18.69
Pleasantville Fall competition 2007	Final	7	18.38		20.03		23.22	30.58	18.38	18.39	18.47
	Second round	4	16.08		17.85		17.52	18.67	25.02	16.08	17.37
	First round	2	15.15		17.03		17.20	16.79	15.15	17.11	19.16
2x2x2 Cube
Liberty Science 2015	First round	99	14.58		DNF		14.58	DNF	DNF	DNF	DNF
Princeton Spring 2013	Final	8	5.00		5.71		5.96	5.30	5.88	5.00	DNF
	Second round	7	3.75		4.87		5.71	4.97	3.75	9.34	3.93
	First round	14	3.78		5.30		6.38	9.06	4.38	3.78	5.13
Princeton Fall 2011	Final	5	3.69		4.97		5.90	4.63	5.46	3.69	4.83
	First round	9	3.93		5.52		5.50	5.15	5.90	5.97	3.93
Princeton Fall 2010	Final	6	3.84		5.41		3.84	4.84	7.59	5.94	5.46
United States Rubik's Cube Championships 2010	Second round	35	2.27		5.43		5.93	5.52	5.65	5.11	2.27
	First round	29	3.83		5.19		3.83	5.93	5.44	5.52	4.61
US Nationals 2009	First round	23	4.63		6.95		7.58	4.63	7.13	9.91	6.13
Newark Winter 2009	Final	3	4.25		5.85		8.83	4.25	6.36	6.93	4.27
Drexel Fall 2008	Final	2	3.00		5.50		9.00	6.94	4.86	4.71	3.00
Newark Open 2008	Final	3	5.55		6.24		6.53	9.94	5.55	6.08	6.11
Armonk Spring 2008	Final	3	4.80		7.01		6.36	4.80	6.65	8.43	8.03
Princeton Open 2008	Final	3	5.35		7.03		5.35	6.57	7.82	7.28	7.24
Kearny Kardinal competition 2008	Final	2	5.86		6.95		8.25	6.04	8.17	6.65	5.86
4x4x4 Cube
Princeton Spring 2013	Final	7	50.69		53.21		55.36	1:05.91	50.69	50.84	53.43
Princeton Fall 2011	Final	5	56.77		1:03.17		1:20.11	1:04.78	1:01.83	56.77	1:02.90
Princeton Fall 2010	Final	3	54.80		58.17		1:00.15	58.09	1:14.66	56.28	54.80
United States Rubik's Cube Championships 2010	Second round	19	52.97		59.19		1:12.28	56.36	53.19	1:08.03	52.97
	First round	16	53.66		59.89		1:08.97	1:00.69	1:00.22	53.66	58.75
US Nationals 2009	First round	21	1:03.08		1:13.03		1:16.81	1:27.43	1:08.38	1:03.08	1:13.91
	Qualification round	2	59.58		1:10.20		1:10.68	1:05.78	1:14.13	1:34.72	59.58
Armonk Spring 2008	Final	2	1:09.13		1:20.36		1:16.61	1:26.68	1:17.78	1:29.77	1:09.13
	First round	2	1:17.25		1:23.37		1:22.83	1:25.81	1:32.40	1:17.25	1:21.47
Princeton Open 2008	Final	14	1:43.44				1:43.44
Kearny Kardinal competition 2008	Final	4	1:15.40		1:25.63		1:24.03	1:43.38	1:22.08	1:30.78	1:15.40
Pleasantville Fall competition 2007	Final	9	2:02.37		2:06.84		2:23.72	2:07.00	2:09.40	2:02.37	2:04.11
5x5x5 Cube
United States Rubik's Cube Championships 2010	Second round	29	1:55.66		2:03.88		2:04.91	2:04.36	2:03.34	2:03.94	1:55.66
	First round	28	1:49.19		2:01.96		1:52.96	1:49.19	2:18.43	2:08.09	2:04.84
US Nationals 2009	First round	26	2:01.66		2:12.17		2:12.75	2:12.78	2:01.66	2:28.65	2:10.97
	Qualification round	2	1:54.55		2:04.86		1:54.55	2:00.41	2:00.52	2:16.11	2:13.66
3x3x3 Blindfolded
Liberty Science 2015	Final	3	1:36.82		DNF		DNF	DNF	1:36.82
Princeton Winter 2014	Final	3	1:03.41		DNF		1:03.41	DNF	DNF
Princeton Spring 2013	Final	3	1:06.81		DNF		1:06.81	1:07.69	DNF
Princeton Fall 2011	Final	1	44.88		DNF		1:27.90	DNF	44.88
Princeton Fall 2010	Final	1	47.36		DNF		DNF	DNF	47.36
United States Rubik's Cube Championships 2010	Final	1	54.96		DNF		DNF	1:23.27	54.96
	First round	1	43.46	NR	DNF		44.56	43.46	DNF
US Nationals 2009	Final	1	51.80	NAR	DNF		51.80	DNF	DNF
	First round	1	58.53		DNF		DNF	DNF	58.53
Safe Haven competition 2009	Final	1	1:02.56		DNF		1:05.09	1:02.56	DNF
Newark Winter 2009	Final	1	1:01.68		DNF		1:01.68	DNF	DNF
Drexel Fall 2008	Final	1	56.44	NAR	DNF		DNF	DNF	56.44
	First round	1	57.80	NAR	1:06.29		1:21.68	57.80	59.38
Newark Open 2008	Final	1	1:01.34		DNF		DNF	1:01.34	DNF
Armonk Spring 2008	Final	1	1:05.90		DNF		1:05.90	1:14.84	DNF
Princeton Open 2008	Final	1	1:00.62	WR	1:06.05	WR	1:12.08	1:00.62	1:05.46
Kearny Kardinal competition 2008	Final	1	1:26.27		1:33.62	WR	1:47.11	1:26.27	1:27.49
Pleasantville Fall competition 2007	Final	3	2:56.65		DNF		DNF	2:56.65	DNF
3x3x3 Fewest Moves
United States Rubik's Cube Championships 2010	Final	55	DNF				DNF	DNS
3x3x3 One-Handed
Liberty Science 2015	Final	6	14.86		17.63		14.86	18.94	15.36	19.94	18.60
	First round	8	17.36		19.25		17.36	20.21	25.70	17.41	20.13
Red Cross Cubing Open 2014	Final	7	17.69		18.81		18.35	22.37	18.63	17.69	19.45
	Second round	11	19.10		19.67		19.28	19.80	20.92	19.10	19.94
	First round	7	16.91		18.78		18.22	16.91	21.69	20.11	18.02
Princeton Winter 2014	Final	5	17.27		18.15		17.79	18.96	19.31	17.27	17.71
Princeton Spring 2013	Final	6	20.34		21.90		23.25	DNF	21.78	20.34	20.66
	Second round	5	17.86		20.26		22.25	19.68	24.68	18.84	17.86
	First round	7	20.06		21.09		20.33	22.27	20.66	20.06	22.33
Princeton Fall 2011	Final	6	18.72		22.30		26.31	22.41	18.72	23.88	20.61
	First round	3	18.05		21.01		18.05	21.22	20.47	21.33	33.84
Princeton Fall 2010	Final	1	16.06		19.08		16.06	18.15	26.21	19.25	19.84
	First round	3	17.47		21.09		20.08	19.65	23.55	24.81	17.47
United States Rubik's Cube Championships 2010	Final	6	16.46		21.42		24.46	21.94	21.22	21.11	16.46
	Second round	11	18.25		22.77		22.11	21.61	18.25	24.59	25.52
	First round	17	21.90		24.54		23.96	25.69	24.77	21.90	24.88
US Nationals 2009	Final	2	19.86		20.97		21.02	21.22	20.68	26.59	19.86
	First round	7	21.13		23.19		21.21	21.90	26.97	21.13	26.47
Safe Haven competition 2009	Final	1	20.93		22.57		30.96	21.21	22.81	23.69	20.93
Newark Winter 2009	Final	4	20.21		27.29		27.86	28.50	29.80	20.21	25.52
Drexel Fall 2008	Final	2	26.61		31.87		28.30	26.61	38.52	33.00	34.31
Newark Open 2008	Final	2	23.59		26.16		25.03	30.71	26.30	23.59	27.15
Armonk Spring 2008	Final	2	25.62		34.08		29.22	25.62	33.76	39.26	54.96
	First round	1	26.66		30.26		29.26	26.66	29.78	36.78	31.75
Princeton Open 2008	Final	7	25.31		30.17		33.85	26.93	33.21	25.31	30.38
Kearny Kardinal competition 2008	Final	1	23.25		28.48		31.47	23.25	28.59	25.38	32.92
Pleasantville Fall competition 2007	Final	7	38.09		41.65		41.15	45.10	38.09	56.83	38.69
Pyraminx
Pleasantville Fall competition 2007	Final	2	8.12	NAR	13.70		12.90	22.09	18.39	8.12	9.80
4x4x4 Blindfolded
Armonk Spring 2008	Final	1	DNF				DNF
Princeton Open 2008	Final	1	DNF				DNF	DNF
Kearny Kardinal competition 2008	Final	2	DNF				DNF
3x3x3 Multi-Blind
United States Rubik's Cube Championships 2010	Final	6	2/2 2:38				DNF	2/2 2:38
US Nationals 2009	Final	4	2/2 4:05				2/2 4:05	DNF
Princeton Open 2008	Final	1	3/3 11:03				3/3 11:03
Magic
Princeton Open 2008	Final	21	1.94		3.81		1.94	3.50	4.31	3.61	DNF
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	1:12.08	1:00.62	1:05.46
	1:33.62	Kearny Kardinal competition 2008	Final	1:47.11	1:26.27	1:27.49

History of Continental Records

Single	Competition	Round
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	DNF	1:23.27	54.96
3x3x3 Multi-Blind	3	2/2 2:38		DNF	2/2 2:38
US Nationals 2009
3x3x3 Blindfolded	1	51.80	DNF	51.80	DNF	DNF
3x3x3 One-Handed	2	19.86	20.97	21.02	21.22	20.68	26.59	19.86