Jakka Chang

Region	WCA ID	Gender	Competitions	Completed Solves
Netherlands	2014CHAN17	Male	12	272

Current Personal Records

Event	NR	CR	WR	Single	Average	WR	CR	NR
3x3x3 Cube	111	2996	10927	9.45	10.50	6765	1872	66
2x2x2 Cube	586	14031	47992	4.63	5.57	30399	8888	368
4x4x4 Cube	126	3213	11346	46.23	49.79	8983	2577	100
5x5x5 Cube	93	2465	8341	1:33.62	1:48.82	9524	2825	113
3x3x3 One-Handed	103	3303	12335	21.06	26.39	12867	3367	106
Pyraminx	502	12755	39573	8.58	11.75	34609	11195	435
Square-1	186	4394	13200	44.94	1:17.95	13331	4372	176

Results
Map

Competition	Round	Place	Single	Average	Solves
3x3x3 Cube
Dutch Winter South 2024	Second round	31	10.46	11.12	11.12	11.62	14.24	10.62	10.46
	First round	35	11.45	12.07	11.52	11.45	13.39	11.85	12.85
Dutch Open 2023	Second round	36	9.60	12.03	13.93	13.43	10.70	11.96	9.60
	First round	24	9.74	10.50	9.74	10.70	10.35	10.46	11.24
Capelle Cubing 2023	Second round	48	9.87	13.10	15.68	11.03	13.13	9.87	15.14
	First round	45	9.49	13.14	15.07	9.49	16.56	10.97	13.37
Assen Open 2018	Second round	13	10.23	12.23	13.77	10.23	12.33	13.48	10.89
	First round	11	9.45	11.91	9.45	12.75	10.43	16.67	12.55
Dutch Nationals 2017	Second round	17	10.60	12.23	11.56	12.15	17.00	12.98	10.60
	First round	18	11.30	12.22	12.24	12.07	13.37	12.36	11.30
Breda Open 2017	Second round	12	10.37	13.49	16.70	11.41	12.75	10.37	16.31
	First round	10	10.77	13.34	15.88	12.06	13.75	14.21	10.77
Zuidplas Open 2017	Second round	12	11.65	12.45	11.68	13.76	11.65	13.39	12.27
	First round	12	11.61	13.19	12.72	15.19	11.61	18.67	11.66
Dutch Nationals 2016	Second round	15	12.90	13.72	13.34	13.90	12.90	14.73	13.91
	First round	8	11.45	13.18	13.73	14.71	11.47	11.45	14.35
King's Open 2016	Final	8	11.79	14.43	11.79	14.25	15.11	13.94	18.12
	Second round	8	12.97	15.26	12.97	14.01	18.54	16.27	15.49
	First round	10	13.07	14.99	13.59	15.96	13.07	15.42	18.38
Tulip Open 2016	Second round	12	12.78	14.71	15.32	15.44	13.36	16.79	12.78
	First round	15	10.79	14.71	21.11	13.13	15.77	15.24	10.79
Dutch Nationals 2015	Second round	19	11.28	14.90	14.82	11.28	21.07	14.25	15.63
	First round	25	13.78	15.66	15.11	15.54	17.90	13.78	16.33
Dutch Nationals 2014	Second round	29	20.05	24.25	21.59	26.92	20.05	24.23	30.24
	First round	34	24.66	26.40	24.66	25.30	27.58	26.31	29.90
2x2x2 Cube
King's Open 2016	Final	16	5.57	5.81	5.57	5.92	5.87	6.98	5.65
Dutch Nationals 2015	Final	20	4.63	5.57	5.50	6.48	4.63	5.85	5.36
4x4x4 Cube
Dutch Winter South 2024	First round	41	53.97	1:02.86	1:01.19	1:05.84	53.97	1:01.56	1:06.76
Assen Open 2018	Final	10	46.23	49.79	52.97	53.14	46.23	47.36	49.04
Dutch Nationals 2017	Final	18	52.73	55.78	52.73	52.77	54.39	1:05.72	1:00.17
Zuidplas Open 2017	Final	13	55.84	58.78	56.03	1:03.66	56.65	55.84	1:04.22
Dutch Nationals 2016	Final	16	57.62	1:05.91	1:04.29	1:07.75	1:18.79	57.62	1:05.68
King's Open 2016	Final	12	1:03.12	1:11.45	1:11.62	1:10.58	1:03.12	1:14.10	1:12.16
Tulip Open 2016	Final	12	1:04.86	1:15.73	1:04.86	1:09.85	1:25.95	1:19.79	1:17.54
Dutch Nationals 2015	Final	23	1:09.45	1:13.86	1:21.73	1:18.97	1:13.09	1:09.52	1:09.45
5x5x5 Cube
Dutch Open 2023	Final	38	1:37.20	1:50.24	1:57.08	1:56.93	1:50.51	1:43.29	1:37.20
Capelle Cubing 2023	Final	36	1:46.48	1:53.39	1:55.40	1:55.40	1:46.48	2:02.13	1:49.38
Dutch Nationals 2017	Final	20	1:46.07	2:01.53	1:46.07	2:28.24	2:06.16	1:59.23	1:59.19
Zuidplas Open 2017	Final	8	1:33.62	1:48.82	1:49.95	1:48.34	1:48.16	1:33.62	2:12.24
Dutch Nationals 2016	Final	9	1:46.63	1:52.42	1:46.63	1:51.12	1:56.81	1:49.34	2:19.23
Tulip Open 2016	Final	10	1:56.88	2:13.11	2:26.80	1:56.88	2:12.84	2:30.35	1:59.68
Dutch Nationals 2015	Final	29	3:40.48		3:40.48	3:42.97
3x3x3 One-Handed
Dutch Open 2023	Final	31	21.06	26.39	21.06	25.34	25.20	30.60	28.64
Capelle Cubing 2023	Final	42	28.99	31.53	31.38	32.89	28.99	41.77	30.33
Dutch Nationals 2017	Final	21	22.25	28.02	32.47	24.21	DNF	27.39	22.25
Breda Open 2017	Final	25	26.30	36.70	26.30	38.47	41.93	29.70	56.78
Zuidplas Open 2017	Final	10	26.28	26.96	27.01	27.02	26.28	26.84	28.52
Dutch Nationals 2016	Final	15	21.91	31.19	32.78	40.14	21.91	34.95	25.84
King's Open 2016	Final	7	23.95	29.63	37.76	23.95	31.05	28.65	29.19
Tulip Open 2016	Final	11	30.87	33.39	32.79	30.87	33.43	35.26	33.94
Dutch Nationals 2015	Final	14	24.07	31.31	36.92	44.18	25.50	24.07	31.51
Pyraminx
King's Open 2016	Final	16	12.08	14.63	14.10	16.16	13.62	18.65	12.08
Tulip Open 2016	Final	11	9.22	11.75	9.22	DNF	15.67	10.12	9.47
Dutch Nationals 2015	Final	22	8.58	14.57	17.09	15.36	27.50	8.58	11.26
Square-1
Assen Open 2018	Final	23	55.41		55.41	DNF
Dutch Nationals 2017	Final	22	44.94		1:06.14	44.94
Zuidplas Open 2017	Final	14	53.67	1:17.95	1:33.52	57.51	DNF	1:22.83	53.67