Matthew Chang

Region	WCA ID	Gender	Competitions	Completed Solves
United States	2009CHAN02	Male	13	375

Current Personal Records

Event	NR	CR	WR	Single	Average	WR	CR	NR
3x3x3 Cube	10627	14140	55637	14.11	16.10	48393	12134	9085
2x2x2 Cube	13100	17156	61124	4.68	7.52	74221	21137	16175
4x4x4 Cube	8867	11911	43667	1:19.92	1:31.54	40344	11174	8428
5x5x5 Cube	6087	8088	28103	2:48.52	3:26.16	23469	6663	5011
3x3x3 Blindfolded	1727	2312	10174	6:32.28
3x3x3 One-Handed	5561	7597	30409	28.94	31.63	24431	5908	4309
Clock	2334	2856	9393	11.63	12.76	7802	2357	1928
Pyraminx	3877	5011	19075	5.44	6.79	10253	2563	1983
Square-1	2777	3436	10691	28.13	45.05	12851	4231	3419

Medal Collection

Gold	Silver	Bronze
4	4	3

Competition	Round	Place	Single	Average	Solves
3x3x3 Cube
Berkeley Fall 2015	First round	30	14.13	16.46	22.61	14.13	17.15	16.16	16.08
World Rubik's Cube Championship 2013	First round	241	14.93	16.47	14.93	15.77	17.39	16.26	17.68
Berkeley Fall 2011	Final	19	14.83	16.46	17.53	16.19	16.84	14.83	16.34
	First round	14	14.11	16.10	15.50	14.11	17.75	15.06	18.30
EPGY Stanford Winter 2011	Second round	15	15.58	17.70	17.25	17.77	DNF	18.09	15.58
	First round	12	14.59	16.44	17.80	17.88	14.59	16.02	15.50
Berkeley Fall 2010	Second round	15	14.81	16.99	19.13	16.75	18.93	14.81	15.28
	First round	13	15.66	17.53	15.66	15.96	18.65	17.97	20.05
EPGY Stanford Winter 2010	Second round	19	16.84	20.19	17.91	16.84	21.71	22.58	20.96
	First round	19	18.41	20.22	20.31	20.90	18.41	20.81	19.55
Stanford Fall competition 2009	First round	36	15.65	22.70	29.09	15.65	25.05	23.38	19.66
Berkeley Fall competition 2009	Second round	25	15.11	19.36	18.58	15.11	19.05	20.44	21.88
	First round	25	18.68	19.88	20.31	21.90	20.19	18.68	19.13
US Nationals 2009	First round	75	20.41	21.47	21.53	24.16	21.65	20.41	21.22
	Qualification round	27	21.90	24.16	25.12	22.29	26.66	25.08	21.90
Berkeley Summer competition 2009	First round	26	25.19	25.96	25.19	27.16	30.66	25.22	25.50
Berkeley Spring competition 2009	First round	40	21.96	27.64	31.53	21.96	23.94	31.36	27.63
EPGY Stanford Winter 2009	First round	44	25.50	32.18	34.37	25.50	29.66	37.07	32.50
San Francisco Open 2009	First round	67	30.86	37.50	33.80	43.23	40.53	30.86	38.16
2x2x2 Cube
World Rubik's Cube Championship 2013	First round	282	5.51	7.52	5.51	6.85	6.88	DNF	8.82
EPGY Stanford Winter 2011	Final	14	6.28	8.37	9.00	6.28	7.91	8.43	8.78
EPGY Stanford Winter 2010	Final	10	6.41	8.07	6.41	8.80	12.34	7.31	8.09
Stanford Fall competition 2009	Final	20	7.52	8.57	10.13	8.78	7.77	9.15	7.52
US Nationals 2009	Qualification round	18	4.68	8.62	11.40	6.00	9.91	4.68	9.94
EPGY Stanford Winter 2009	Final	26	9.68	15.82	24.68	12.71	16.19	18.55	9.68
San Francisco Open 2009	Final	35	14.22	19.78	22.08	15.13	22.13	14.22	31.34
4x4x4 Cube
Berkeley Fall 2015	Final	23	1:26.05		1:26.05	2:00.21
World Rubik's Cube Championship 2013	First round	243	1:19.92		1:39.48	1:19.92
EPGY Stanford Winter 2011	Final	13	1:27.03	1:40.47	DNF	1:51.84	1:34.22	1:27.03	1:35.36
Berkeley Fall 2010	Final	12	1:21.52	1:31.54	1:26.84	1:33.43	1:34.36	1:21.52	1:38.59
Stanford Fall competition 2009	Final	18	1:23.15	1:42.83	1:44.80	1:23.15	1:37.68	1:52.47	1:46.02
Berkeley Fall competition 2009	Final	15	1:27.50	1:38.88	1:46.44	1:27.50	1:35.52	1:44.80	1:36.31
US Nationals 2009	Qualification round	28	1:29.34	1:44.56	1:47.44	1:53.94	1:32.31	1:29.34	1:55.66
Berkeley Spring competition 2009	Final	24	2:02.30		2:12.91	2:02.30
5x5x5 Cube
World Rubik's Cube Championship 2013	First round	236	3:32.55		3:32.55	3:57.67
EPGY Stanford Winter 2010	Final	9	2:48.52		2:48.52	3:10.44
Berkeley Fall competition 2009	Final	16	3:10.27		3:10.27	3:18.33
US Nationals 2009	Qualification round	29	3:00.03	3:26.16	3:24.80	3:17.74	3:35.93	3:00.03	3:40.27
Berkeley Summer competition 2009	Final	14	3:48.61		4:23.86	3:48.61
3x3x3 Blindfolded
World Rubik's Cube Championship 2013	First round	109	DNF	DNF	DNF	DNF	DNF
Berkeley Fall 2011	Final	6	DNF	DNF	DNF	DNF	DNS
EPGY Stanford Winter 2011	Final	7	6:32.28	DNF	DNF	6:32.28	DNS
Berkeley Fall 2010	Final	8	DNF	DNF	DNF	DNF	DNS
EPGY Stanford Winter 2010	Final	7	DNF	DNF	DNF	DNF	DNF
Stanford Fall competition 2009	Final	5	8:51.50	DNF	8:51.50	DNF	DNS
Berkeley Fall competition 2009	Final	9	7:59.09	DNF	7:59.09	DNF	DNS
US Nationals 2009	Qualification round	17	DNF		DNF	DNF
3x3x3 One-Handed
Berkeley Fall 2015	Final	21	28.94	32.17	30.06	34.25	28.94	32.19	38.11
World Rubik's Cube Championship 2013	First round	163	29.51	31.63	31.50	29.51	37.49	32.53	30.87
Berkeley Fall 2011	First round	18	37.25	38.83	40.28	38.59	37.63	41.97	37.25
EPGY Stanford Winter 2011	First round	14	33.68	41.07	43.34	1:11.96	43.31	33.68	36.56
Berkeley Fall 2010	First round	16	42.78	46.63	52.31	47.18	47.13	42.78	45.59
EPGY Stanford Winter 2010	First round	18	40.97	47.72	46.93	54.15	48.55	47.68	40.97
US Nationals 2009	Qualification round	36	45.02	1:01.49	1:20.00	1:05.18	1:01.38	57.90	45.02
Clock
World Rubik's Cube Championship 2013	First round	52	15.21	17.24	18.59	17.05	15.21	24.90	16.07
Stanford Fall competition 2009	Final	1	11.63	12.76	DNF	13.27	11.63	12.68	12.33
US Nationals 2009	First round	11	15.72	17.98	17.66	20.22	18.44	15.72	17.84
	Qualification round	2	16.77	18.93	18.25	18.69	19.84	20.83	16.77
Pyraminx
Berkeley Fall 2015	Final	5	5.72	6.79	6.44	7.46	8.90	6.47	5.72
World Rubik's Cube Championship 2013	Second round	40	6.77	7.89	9.28	8.54	6.98	6.77	8.15
	First round	51	6.79	8.05	6.79	7.91	7.39	8.84	9.90
EPGY Stanford Winter 2011	Final	1	5.80	7.21	6.80	8.43	5.80	9.36	6.40
Berkeley Fall 2010	Final	4	6.86	7.89	8.22	7.59	7.86	6.86	8.52
EPGY Stanford Winter 2010	Final	1	6.50	7.49	7.78	6.50	9.18	7.03	7.65
Stanford Fall competition 2009	Final	3	5.44	8.89	9.25	10.22	9.91	7.52	5.44
Berkeley Fall competition 2009	Final	1	7.09	8.05	7.09	7.59	9.00	7.56	DNF
US Nationals 2009	Final	8	8.27	10.18	11.15	8.27	11.25	8.31	11.09
	First round	3	6.65	8.48	6.65	7.29	7.81	10.34	16.86
Berkeley Summer competition 2009	Final	2	8.21	10.51	11.06	11.38	8.21	10.63	9.84
Berkeley Spring competition 2009	Final	4	8.86	12.66	13.59	12.02	8.86	13.41	12.55
Square-1
World Rubik's Cube Championship 2013	First round	88	58.83		1:33.10	58.83
Berkeley Fall 2011	Final	3	40.58	45.05	1:03.77	44.15	47.55	43.46	40.58
EPGY Stanford Winter 2011	Final	6	45.91	48.71	45.91	48.13	49.94	53.48	48.05
Berkeley Fall 2010	First round	7	42.08	48.94	58.61	52.48	42.68	42.08	51.65
EPGY Stanford Winter 2010	Final	5	48.28	56.59	55.78	52.56	1:01.47	48.28	1:01.43
Stanford Fall competition 2009	Final	7	28.13	50.81	1:05.00	54.30	44.80	53.33	28.13
Berkeley Fall competition 2009	First round	8	45.38	58.98	1:14.69	51.13	1:20.83	51.13	45.38
US Nationals 2009	Qualification round	12	37.02	57.26	1:03.27	1:04.22	49.09	37.02	59.43
Berkeley Summer competition 2009	First round	11	42.83	1:03.65	1:18.81	49.28	42.83	1:36.59	1:02.86
Berkeley Spring competition 2009	First round	15	1:16.71	1:35.19	2:00.02	1:30.33	1:16.71	1:42.55	1:32.69
Magic
Berkeley Fall 2011	Final	5	1.28	2.75	DNF	3.33	3.34	1.59	1.28
EPGY Stanford Winter 2011	Final	8	1.58	2.74	2.22	4.16	1.58	3.44	2.56
EPGY Stanford Winter 2010	Final	14	1.43	DNF	1.43	2.65	DNF	1.46	DNF
Stanford Fall competition 2009	Final	2	1.25	1.30	1.52	1.31	1.25	1.27	1.33
US Nationals 2009	Final	3	1.53	1.63	1.61	1.61	2.34	1.66	1.53
	First round	17	1.84	2.05	1.84	2.17	3.04	1.87	2.11
	Qualification round	9	1.63	2.42	DNF	2.58	3.03	1.66	1.63
Master Magic
EPGY Stanford Winter 2010	Final	2	3.50	3.57	3.56	5.50	3.50	3.50	3.64
Stanford Fall competition 2009	Final	2	3.43	3.53	3.58	3.58	3.43	3.43	5.21

National Championship Podiums

Event	Place	Single	Average	Solves
US Nationals 2009
Magic	2	1.53	1.63	1.61	1.61	2.34	1.66	1.53