Kasper Koster

Region	WCA ID	Gender	Competitions	Completed Solves
Netherlands	2016KOST03	Male	26	772

Current Personal Records

Event	NR	CR	WR	Single	Average	WR	CR	NR
3x3x3 Cube	136	3633	13503	9.57	11.92	14886	3897	140
2x2x2 Cube	156	4324	12706	2.49	3.69	7915	2593	88
4x4x4 Cube	85	2373	8219	40.92	49.40	10020	2843	106
5x5x5 Cube	70	1807	6117	1:21.55	1:40.55	8715	2563	102
6x6x6 Cube	105	2689	8557	3:51.27
7x7x7 Cube	71	1818	5846	5:10.24
3x3x3 Blindfolded	78	2431	7396	4:20.99
3x3x3 One-Handed	203	5916	22707	26.17	37.43	28780	7436	271
Megaminx	137	3577	11727	1:54.16
Pyraminx	222	6015	17458	5.55	9.92	25663	8469	334
Skewb	25	668	1835	2.67	4.92	2225	806	22

Medal Collection

Gold	Silver	Bronze
0	0	1

Competition	Round	Place	Single	Average	Solves
3x3x3 Cube
Westfries Open 2022	Second round	29	9.57	12.07	12.38	9.57	12.06	14.09	11.77
	First round	28	11.03	12.29	12.23	14.30	11.03	12.77	11.86
Dutch Autumn 2022	Second round	41	11.28	12.85	11.28	14.20	11.45	13.44	13.67
	First round	44	12.23	13.25	13.28	13.01	13.46	12.23	14.23
Dutch Masters 2020	Second round	21	11.22	12.34	11.52	11.22	12.54	16.21	12.95
	First round	19	11.92	12.44	12.64	11.92	12.94	12.15	12.53
Happy New Year Cubing Hoorn 2020	Second round	14	11.80	12.29	12.94	12.54	11.98	12.34	11.80
	First round	20	10.28	13.02	15.76	14.26	12.16	10.28	12.64
Dutch Nationals 2019	Second round	50	11.69	14.32	11.69	DNF	12.20	16.82	13.93
	First round	32	10.80	12.75	11.16	13.40	13.89	13.70	10.80
Hoogland Open 2019	Second round	20	11.20	12.29	12.71	11.69	14.63	12.47	11.20
	First round	15	10.79	11.92	14.37	11.08	13.00	11.68	10.79
Star Cubing Nijmegen 2019	Second round	29	12.09	15.17	16.45	15.89	12.09	13.48	16.14
	First round	18	11.45	12.86	14.19	13.25	13.68	11.45	11.65
Dutch Masters 2019	Second round	23	12.27	14.84	DNF	12.68	13.60	18.24	12.27
	First round	11	10.39	12.32	12.42	14.68	12.32	12.21	10.39
Haarlem Cubing 2019	Second round	17	9.92	13.52	11.47	DNF	15.06	9.92	14.03
	First round	17	11.68	13.53	13.33	15.14	11.68	14.96	12.29
Happy New Year Cubing Nijmegen 2019	Second round	26	11.43	13.40	15.95	11.43	13.90	11.93	14.37
	First round	27	12.26	13.63	12.26	17.22	12.30	15.41	13.18
Rijswijk Open 2018	Second round	27	13.05	14.02	16.53	13.07	15.93	13.05	13.06
	First round	32	13.87	15.20	14.88	13.87	18.16	15.44	15.29
Meppel Open 2018	Second round	21	11.71	13.82	11.71	14.40	13.79	17.67	13.26
	First round	20	9.70	12.78	13.11	9.70	12.13	13.10	13.97
Dutch Open 2018	Second round	22	12.82	13.98	13.40	12.82	15.06	13.49	16.79
	First round	22	11.48	13.12	13.02	13.89	11.48	13.34	12.99
Veenendaal Open 2018	Second round	24	13.83	14.91	14.99	14.02	15.71	13.83	18.07
	First round	38	15.15	17.49	18.78	17.94	15.15	18.31	16.23
Breda Open 2018	Second round	23	12.93	14.20	12.93	13.84	14.75	14.01	18.04
	First round	24	11.00	13.60	17.79	14.76	14.30	11.00	11.74
Zonhoven Open 2018	Second round	22	13.62	15.80	19.73	14.38	15.76	13.62	17.27
	First round	20	11.70	15.32	18.70	11.70	18.07	13.58	14.31
Assen Open 2018	Second round	28	13.33	16.75	17.93	19.62	13.89	18.43	13.33
	First round	30	14.98	16.32	14.98	17.43	17.84	15.54	15.99
Marathon Open 2017	Second round	39	12.02	16.66	18.57	12.02	16.40	18.47	15.10
	First round	48	14.70	17.57	17.82	14.70	17.57	17.33	17.92
Dutch Open 2017	Second round	33	14.38	17.12	14.38	16.73	19.24	15.70	18.94
	First round	32	15.85	15.98	17.63	16.01	15.85	15.99	15.95
Dutch Nationals 2017	Second round	64	17.17	19.71	DNF	21.88	17.17	17.26	20.00
	First round	60	15.15	18.54	19.11	18.75	DNF	17.77	15.15
Hoogland Open 2017	Second round	32	18.00	21.17	21.71	22.03	18.00	19.76	DNF
	First round	30	15.08	19.57	19.21	15.08	18.61	21.27	20.89
Zuidplas Open 2017	Second round	33	17.21	20.34	19.80	17.21	19.54	24.32	21.68
	First round	34	17.01	19.78	21.21	18.57	19.56	17.01	24.53
The Hague Open 2017	Second round	39	20.06	22.40	22.35	23.30	DNF	21.56	20.06
	First round	39	18.50	23.61	26.61	20.95	18.50	23.26	26.75
Dutch Nationals 2016	First round	76	31.38	33.81	32.85	38.42	31.38	34.76	33.81
2x2x2 Cube
Dutch Autumn 2022	First round	28	3.53	4.34	3.86	5.30	4.57	4.58	3.53
Dutch Nationals 2019	Final	36	3.71	4.58	5.13	5.08	4.08	4.57	3.71
	First round	18	2.83	4.27	4.62	5.52	4.40	3.78	2.83
Hoogland Open 2019	Second round	27	3.77	4.64	5.02	4.90	3.77	4.01	6.55
	First round	18	2.52	4.56	4.70	5.25	2.52	4.12	4.87
Star Cubing Nijmegen 2019	Final	43	4.06	5.06	5.31	5.43	4.44	4.06	6.99
	First round	8	2.62	3.69	3.76	6.28	3.82	2.62	3.50
Haarlem Cubing 2019	Final	13	2.49	4.75	5.54	5.23	4.86	4.17	2.49
	First round	19	4.02	4.91	4.86	4.02	4.22	5.75	5.66
Happy New Year Cubing Nijmegen 2019	Final	33	4.55	5.30	4.55	7.61	5.52	5.51	4.86
Meppel Open 2018	Final	28	2.80	5.22	6.17	5.63	5.47	2.80	4.55
Dutch Open 2018	Final	42	5.26	6.66	5.26	5.66	7.88	7.93	6.44
Dutch Nationals 2018	Final	54	4.51	6.45	5.91	7.33	8.26	4.51	6.12
	First round	14	2.84	4.25	5.13	4.97	4.46	3.32	2.84
Breda Open 2018	Final	30	4.53	5.70	5.34	6.22	6.40	5.54	4.53
	First round	33	5.58	5.92	5.91	6.59	5.66	5.58	6.20
Assen Open 2018	Final	28	4.93	5.83	4.98	7.81	5.73	4.93	6.79
	First round	22	4.80	5.52	5.83	6.84	5.51	5.23	4.80
Happy New Year Cubing Dordrecht 2018	Final	57	3.72	7.53	3.72	5.97	9.75	8.97	7.66
	First round	45	5.13	6.33	5.13	9.28	7.43	5.59	5.97
Dutch Open 2017	Final	49	6.39	9.38	6.39	DNF	13.13	6.86	8.14
Dutch Nationals 2017	Final	69	6.94	7.58	8.27	7.14	6.94	17.27	7.32
Hoogland Open 2017	First round	31	5.21	8.26	8.44	5.21	10.19	10.30	6.14
Zuidplas Open 2017	First round	29	3.75	7.00	7.33	7.48	3.75	7.65	6.20
Dutch Nationals 2016	Final	67	10.00	11.62	10.09	12.66	12.10	13.75	10.00
4x4x4 Cube
Westfries Open 2022	Final	33	56.18	1:00.09	56.18	1:04.70	57.28	58.30	1:10.34
	First round	26	45.66	53.56	55.97	57.31	55.73	48.98	45.66
Dutch Autumn 2022	First round	30	40.92	49.40	43.23	54.66	40.92	59.82	50.31
Happy New Year Cubing Hoorn 2020	Final	29	54.28	57.03	58.45	59.79	54.91	57.73	54.28
	First round	21	49.13	53.67	55.73	1:02.52	53.70	49.13	51.58
Dutch Nationals 2019	Final	58	53.97	1:04.06	1:06.37	1:09.33	53.97	58.53	1:07.28
	First round	77	1:13.84		1:14.24	1:13.84
Hoogland Open 2019	Final	36	57.10	1:04.64	57.10	1:08.59	1:19.66	1:05.61	59.71
	First round	34	58.61	1:01.39	1:00.44	1:02.74	58.61	1:00.99	1:24.13
Star Cubing Nijmegen 2019	Final	45	1:11.68		1:16.37	1:11.68
Happy New Year Cubing Nijmegen 2019	Final	44	1:05.36	1:09.77	1:10.61	1:09.92	1:08.77	1:20.19	1:05.36
Rijswijk Open 2018	Second round	35	59.85	1:10.01	1:13.97	1:09.71	1:34.76	1:06.34	59.85
	First round	42	1:20.69		1:20.69	1:28.17
Meppel Open 2018	Final	31	1:04.02	1:09.97	1:19.69	1:05.85	1:09.66	1:14.41	1:04.02
Dutch Nationals 2018	Final	52	1:17.30		1:17.39	1:17.30
	First round	41	58.83	1:05.69	1:36.22	1:05.41	1:08.86	58.83	1:02.79
Breda Open 2018	First round	45	1:26.41		1:35.17	1:26.41
Zonhoven Open 2018	First round	33	58.05	1:21.36	1:39.79	58.05	1:25.39	1:13.56	1:25.13
Assen Open 2018	Final	38	1:22.42	1:30.44	1:31.39	1:22.42	1:29.08	1:30.84	1:40.09
Marathon Open 2017	Second round	46	1:26.74	1:36.78	1:33.67	1:31.74	2:00.17	1:26.74	1:44.94
	First round	40	1:16.63	1:24.56	1:39.92	1:22.53	1:28.57	1:16.63	1:22.58
Dutch Open 2017	First round	40	1:23.48		1:23.48	1:35.38
Dutch Nationals 2017	Final	59	1:36.20		1:36.20	1:47.81
5x5x5 Cube
Dutch Nationals 2019	Final	35	1:44.72	1:49.22	1:51.68	1:44.72	1:54.24	1:48.00	1:47.97
	First round	33	1:21.55	1:40.55	1:44.39	1:39.71	1:41.78	1:21.55	1:40.16
Haarlem Cubing 2019	Final	26	1:48.27	2:12.29	2:20.10	2:14.95	1:48.27	2:20.72	2:01.83
Happy New Year Cubing Nijmegen 2019	Final	31	2:16.52		2:16.52	2:20.67
Rijswijk Open 2018	Final	32	2:08.46	2:21.18	2:32.57	2:16.59	2:35.28	2:14.39	2:08.46
Meppel Open 2018	Final	26	2:07.17	2:13.35	2:31.24	2:13.42	2:14.64	2:07.17	2:11.99
Dutch Nationals 2018	Final	41	2:13.42		2:13.42	2:24.81
	First round	39	2:05.50	2:11.14	2:05.50	2:12.09	2:08.10	2:13.24	2:24.39
Veenendaal Open 2018	Final	32	2:22.71		2:22.71	2:39.97
	First round	26	2:02.43	2:12.11	2:10.38	2:12.13	2:17.37	2:02.43	2:13.81
Breda Open 2018	Final	26	2:00.42	2:11.42	2:09.58	2:43.24	2:14.58	2:10.09	2:00.42
Happy New Year Cubing Dordrecht 2018	Final	47	2:57.36		3:02.72	2:57.36
Dutch Open 2017	Final	34	3:16.63		3:32.03	3:16.63
Dutch Nationals 2017	Final	45	2:48.23		3:14.19	2:48.23
6x6x6 Cube
Dutch Masters 2020	Final	24	3:51.27		3:51.27
Dutch Nationals 2019	Final	33	4:36.27		4:36.27
Hoogland Open 2019	Final	22	4:45.07		4:45.07
7x7x7 Cube
Dutch Autumn 2022	Final	20	5:10.24		5:10.24
Dutch Nationals 2019	Final	30	DNF		DNF
Dutch Nationals 2018	Final	21	DNF		DNF
Assen Open 2018	Final	10	DNF		DNF
3x3x3 Blindfolded
Dutch Autumn 2022	First round	9	DNF	DNF	DNF	DNF	DNF
Happy New Year Cubing Hoorn 2020	Final	15	4:20.99	DNF	4:20.99	DNF	DNF
Dutch Nationals 2019	Final	18	DNF	DNF	DNF	DNF	DNF
Haarlem Cubing 2019	Final	8	DNF	DNF	DNF	DNF	DNF
Rijswijk Open 2018	Final	7	DNF	DNF	DNF	DNS	DNS
3x3x3 One-Handed
Westfries Open 2022	Final	42	32.40	46.11	47.12	48.34	48.32	42.89	32.40
	First round	37	34.00	40.00	48.22	35.25	39.56	45.19	34.00
Dutch Masters 2020	Final	48	26.17	37.43	47.57	43.31	26.17	33.67	35.31
Dutch Nationals 2019	First round	75	40.05		40.05	41.80
Dutch Masters 2019	Final	40	35.33	42.91	51.28	38.39	DNF	39.07	35.33
Happy New Year Cubing Nijmegen 2019	Final	53	48.69		1:03.09	48.69
Meppel Open 2018	Final	39	34.71	43.23	45.56	56.51	37.41	34.71	46.72
Veenendaal Open 2018	First round	39	32.33	51.24	52.20	32.33	52.77	48.76	1:06.38
Breda Open 2018	First round	40	41.30	52.08	41.30	52.80	59.47	DNF	43.97
Zonhoven Open 2018	Final	29	40.90	45.79	52.32	43.06	49.20	45.12	40.90
Happy New Year Cubing Dordrecht 2018	First round	56	49.63		49.63	1:04.77
Dutch Open 2017	Final	43	59.79		1:01.84	59.79
Dutch Nationals 2017	Final	52	45.30		50.96	45.30
Hoogland Open 2017	First round	24	58.40		58.40	1:16.48
Zuidplas Open 2017	Final	27	46.60	1:05.96	1:03.75	46.60	58.62	1:15.50	1:22.45
Megaminx
Dutch Masters 2020	Final	30	2:15.75		2:16.43	2:15.75
Dutch Nationals 2019	Final	31	1:54.16		1:54.16	2:10.50
Star Cubing Nijmegen 2019	Final	25	2:16.69		2:24.80	2:16.69
Happy New Year Cubing Nijmegen 2019	Final	28	2:21.30		2:21.30	2:26.08
Dutch Open 2018	Final	20	2:04.62		2:28.93	2:04.62
Dutch Nationals 2018	Final	30	2:10.09		2:25.06	2:10.09
Assen Open 2018	Final	28	3:25.38		3:55.78	3:25.38
Pyraminx
Dutch Autumn 2022	First round	69	7.94	11.45	19.80	11.79	11.16	11.41	7.94
Dutch Nationals 2019	Final	64	8.68	11.37	11.17	8.68	9.19	13.75	14.46
	First round	54	8.13	10.54	9.92	8.13	11.83	9.88	15.32
Happy New Year Cubing Nijmegen 2019	Final	35	6.85	10.38	11.62	6.85	13.98	9.78	9.75
	First round	35	8.25	10.33	10.94	8.25	11.96	8.81	11.25
Rijswijk Open 2018	Final	25	7.86	10.21	7.94	11.31	11.38	12.47	7.86
Meppel Open 2018	Final	31	8.16	11.19	11.66	21.97	8.16	8.92	13.00
	First round	43	9.02	12.92	10.62	18.04	18.96	9.02	10.10
Dutch Open 2018	Final	32	6.27	11.81	12.26	11.62	13.59	6.27	11.56
Zonhoven Open 2018	Final	23	9.08	10.31	15.68	9.63	9.08	10.55	10.75
Assen Open 2018	Final	24	5.80	9.92	9.66	8.16	5.80	11.94	16.06
Happy New Year Cubing Dordrecht 2018	Final	48	8.83	12.68	11.58	8.83	9.97	16.49	17.91
	First round	46	5.55	12.07	5.55	10.66	9.93	18.44	15.61
Marathon Open 2017	Final	29	7.90	11.50	16.41	9.88	15.15	9.46	7.90
Dutch Open 2017	Final	34	9.97	12.56	12.51	15.14	9.97	12.61	12.56
Dutch Nationals 2017	Final	41	9.39	12.64	15.45	14.88	12.10	10.94	9.39
The Hague Open 2017	Final	26	11.70	14.45	17.35	14.08	12.58	16.70	11.70
Skewb
Westfries Open 2022	Final	3	4.25	5.40	6.25	5.79	4.87	5.53	4.25
Dutch Masters 2020	Final	4	4.86	5.67	6.92	4.86	5.26	5.76	5.98
	First round	4	4.41	5.62	6.16	5.85	4.41	6.02	4.98
Dutch Nationals 2019	Final	8	2.67	5.40	5.81	6.04	2.67	5.35	5.03
	First round	5	3.39	4.93	4.93	3.39	5.73	5.23	4.63
Star Cubing Nijmegen 2019	Final	8	4.60	6.01	4.60	6.78	7.13	5.20	6.06
Dutch Masters 2019	Final	6	3.95	4.92	9.20	4.71	3.95	4.75	5.29
	First round	6	4.54	5.39	5.79	5.29	5.08	7.60	4.54
Haarlem Cubing 2019	Final	8	4.79	6.97	6.43	6.14	4.79	8.33	DNF
	First round	6	5.16	6.01	6.17	5.16	6.06	6.98	5.80
Dutch Open 2018	Final	10	4.86	6.50	4.94	8.28	8.18	6.39	4.86
Dutch Nationals 2018	Final	6	2.79	5.31	5.44	5.60	7.25	2.79	4.88
	First round	9	3.84	5.66	8.61	4.83	3.84	5.19	6.96
Veenendaal Open 2018	Final	22	5.29	8.90	8.43	9.89	8.37	5.29	DNF
	First round	4	5.06	5.44	5.32	5.06	5.47	5.53	9.16
Zonhoven Open 2018	Final	8	6.20	7.00	7.06	7.10	6.85	6.20	7.20
Happy New Year Cubing Dordrecht 2018	Final	14	5.48	5.72	5.81	5.48	5.72	9.50	5.62
	First round	13	5.25	6.20	5.25	5.66	8.55	5.73	7.20
Marathon Open 2017	Final	15	5.21	7.38	DNF	7.65	8.02	5.21	6.47
Dutch Open 2017	Final	12	5.94	6.68	6.71	5.94	6.35	6.99	7.53
Dutch Nationals 2017	Final	7	4.93	6.21	7.60	4.93	8.28	4.99	6.03
Hoogland Open 2017	Final	9	3.13	8.39	8.52	DNF	3.13	9.30	7.34
Zuidplas Open 2017	Final	10	9.27	10.21	11.81	9.68	11.18	9.76	9.27
The Hague Open 2017	Final	18	12.47	14.26	12.47	12.54	DNF	13.82	16.43

National Championship Podiums

Event	Place	Single	Average	Solves
Dutch Nationals 2018
Skewb	3	2.79	5.31	5.44	5.60	7.25	2.79	4.88