Koen Heltzel

Region	WCA ID	Gender	Competitions	Completed Solves
Netherlands	2003HELT01	Male	15	356

Current Personal Records

Event	NR	CR	WR	Single	Average	WR	CR	NR
3x3x3 Cube	692	16644	68990	14.91	19.13	77905	18664	759
2x2x2 Cube	1306	36111	132885	8.52	11.36	126050	34113	1256
4x4x4 Cube	323	7882	28389	57.47	1:05.43	27784	7691	315
5x5x5 Cube	268	6369	21347	2:04.53	2:31.40	22085	6586	281
7x7x7 Cube	151	4012	12485	7:51.18
3x3x3 One-Handed	523	14462	54816	47.28	1:03.61	52700	13698	498
Clock	218	5075	14686	14.43
Megaminx	392	9749	30239	3:42.00
Square-1	244	5444	16523	39.75	1:07.38	17543	5686	254

Medal Collection

Gold	Silver	Bronze
1	2	7

Record Collection

WR	CR	NR
		1

Competition	Round	Place	Single		Average	Solves
3x3x3 Cube
Visé Saturday Open 2026	Second round (Dual)	48 (51)	19.62		20.53	21.27	19.62	20.21	22.57	20.10
	First round (Dual)	50 (51)	17.82		20.40	20.75	27.72	17.82	22.03	18.42
No Rush Hasselt 2026	Second round	62	14.91		19.73	20.88	20.24	19.73	19.22	14.91
	First round	65	18.73		20.75	21.30	19.89	18.73	26.60	21.05
Dutch Open 2009	Second round	25	18.36		22.69	23.43	26.38	24.27	18.36	20.36
	First round	23	20.11		21.24	23.40	20.50	20.11	22.19	21.03
Dutch Open 2007	Second round	11	17.66		19.45	24.65	21.19	17.66	19.00	18.15
	First round	10	15.33		19.16	20.47	18.94	18.94	19.61	15.33
Belgian Open 2007	Second round	22	19.50		23.91	26.83	25.16	19.50	21.41	25.17
	First round	18	18.91		21.06	20.31	20.86	18.91	22.02	22.75
Dutch Championship 2006	Final	5	16.04		19.63	19.06	18.78	21.12	21.06	16.04
	First round	4	16.13			17.78	16.13	18.02
Dutch Open 2006	Final	9	16.40		19.66	21.90	20.19	19.50	19.30	16.40
	Second round	8	18.32		19.13	19.65	18.32	19.67	18.41	19.34
	First round	9	17.97		19.76	18.78	19.41	21.08	21.49	17.97
Polish Open 2006	Final	10	16.06		19.58	20.09	16.06	18.91	19.73	20.27
	Second round	11	16.29		21.25	20.22	20.95	22.59	28.69	16.29
	First round	7	18.69			23.62	21.03	18.69
Belgian Open 2006	Final	5	15.62		19.68	18.51	20.25	15.62	21.03	20.27
	First round	7	18.42		21.73	20.34	21.97	22.87	18.42	27.00
Dutch Championship 2005	Final	3	18.72		19.52	20.31	18.72	19.10	19.16	20.73
	First round	3	18.46			19.58	21.38	18.46
Dutch Open 2005	Final	8	17.53		19.39	19.78	17.53	18.96	20.46	19.43
	First round	10	16.96		21.14	19.89	20.37	23.17	24.03	16.96
Dutch Open 2004	Final	4	20.82		23.60	22.43	20.82	24.05	28.69	24.32
	Second round	4	21.64		23.17	21.64	24.20	24.04	23.63	21.85
	First round	7	23.99			24.48	26.78	23.99
European Rubik's Games Championship 2004	Final	5	20.04		20.95	22.46	20.16	21.98	20.04	20.71
	Second round	7	20.66		23.10	20.66	21.48	22.08	28.83	25.75
	First round	10	23.00			26.75	23.00	24.11
German Open 2004	Second round	6	25.68		27.71	27.73	31.72	28.85	25.68	26.56
	First round	6	25.73		28.52	30.75	28.90	29.00	27.67	25.73
Dutch Open 2003	Final	6	36.69			36.69	39.60
2x2x2 Cube
Belgian Open 2007	Final	22	8.52		11.36	8.52	10.46	11.53	13.59	12.09
4x4x4 Cube
Visé Saturday Open 2026	Final	38	59.54		1:05.43	1:09.92	1:04.45	1:06.78	59.54	1:05.05
No Rush Hasselt 2026	First round	41	1:07.08		1:08.57	1:07.08	1:17.89	1:08.05	1:08.04	1:09.62
Dutch Open 2009	Final	14	1:09.03		1:25.80	1:09.03	1:30.84	1:25.86	1:27.86	1:23.69
Dutch Open 2007	Final	6	1:13.96		1:19.30	1:16.16	1:19.68	1:23.31	1:22.05	1:13.96
Belgian Open 2007	Final	3	1:08.17		1:10.19	1:11.34	1:10.52	1:11.50	1:08.17	1:08.72
Dutch Championship 2006	Final	2	1:03.97		1:14.88	1:03.97	1:17.86	1:18.55	1:15.99	1:10.80
	First round	3	1:13.19			1:18.95	1:13.19
Dutch Open 2006	Final	4	57.47		1:09.74	1:18.80	1:17.87	57.47	1:01.81	1:09.53
Polish Open 2006	Final	4	1:07.87		1:15.80	1:17.70	1:13.68	1:07.87	1:16.03	1:24.56
	First round	2	1:06.04		1:12.23	1:39.50	1:06.13	1:22.87	1:07.68	1:06.04
Belgian Open 2006	Final	3	1:09.80		1:13.00	1:18.00	1:29.06	1:09.97	1:09.80	1:11.02
Dutch Open 2005	Final	3	1:11.97		1:15.51	1:11.97	1:18.87	1:15.70
Dutch Open 2004	First round	4	1:43.53			1:43.53	1:53.85
European Rubik's Games Championship 2004	First round	7	1:58.57			2:18.17	1:58.57
German Open 2004	First round	4	1:51.18		2:16.96	1:51.18	2:37.23	2:22.46
5x5x5 Cube
Visé Saturday Open 2026	Final	32	2:04.53			2:57.67	2:04.53
No Rush Hasselt 2026	Final	36	2:26.95		2:31.40	2:26.95	2:32.12	2:42.87	2:30.01	2:32.06
Dutch Open 2009	Final	20	2:45.40			2:48.19	2:45.40
Dutch Open 2007	Final	6	2:22.68		2:34.28	2:22.68	2:36.46	2:27.78	2:38.61	2:39.86
Belgian Open 2007	Final	7	2:17.66		2:32.05	2:17.66	2:39.16	2:29.34	2:27.65	2:49.00
Dutch Open 2006	Final	6	2:33.58		2:41.00	2:45.13	2:34.53	2:33.58	2:43.34	2:52.07
Polish Open 2006	Final	4	2:26.78		2:33.26	2:30.53	2:35.40	2:26.78	3:01.56	2:33.86
	First round	5	2:31.74			2:49.26	2:31.74
Belgian Open 2006	Final	3	2:29.81		2:37.24	2:31.98	2:36.31	2:49.09	2:29.81	2:43.44
Dutch Open 2005	Final	5	2:46.79		2:58.75	2:46.79	3:10.93	2:58.53
Dutch Open 2004	First round	4	3:57.66			4:32.35	3:57.66
European Rubik's Games Championship 2004	First round	7	4:14.42			4:14.42	4:16.53
German Open 2004	First round	5	4:59.13		DNF	5:13.90	DNF	4:59.13
7x7x7 Cube
No Rush Hasselt 2026	Final	27	7:51.18			7:51.18
3x3x3 Blindfolded
Dutch Championship 2005	Final	3	DNF			DNF	DNS
3x3x3 One-Handed
Belgian Open 2007	Final	21	59.75		1:10.89	1:51.53	1:09.09	1:13.05	1:10.52	59.75
Dutch Championship 2006	Final	4	47.28		1:03.61	1:00.47	1:01.93	1:15.70	1:08.43	47.28
	First round	4	1:03.29			1:03.29	1:09.58
Polish Open 2006	First round	9	1:07.04			1:07.04	1:12.41
Dutch Open 2004	Final	3	1:17.41			1:44.14	1:17.41
Clock
Belgian Open 2007	Final	14	17.52		DNF	17.52	18.91	DNF
Polish Open 2006	Final	9	18.92		DNF	18.92	DNF	20.52
Dutch Open 2005	Final	8	14.43		DNF	15.86	DNF	14.43
Dutch Open 2004	Final	3	25.66		DNF	DNF	25.66	DNF
	First round	3	23.57	NR		23.57	25.29
European Rubik's Games Championship 2004	First round	6	25.60			25.60	33.45	41.58
German Open 2004	First round	4	48.59			1:08.41	48.59	DNF
Megaminx
Belgian Open 2007	Final	10	3:42.00		DNF	3:42.00	DNF	4:41.11
Square-1
Belgian Open 2007	Final	6	39.75		1:07.38	39.75	1:35.43	1:06.97
Polish Open 2006	Final	4	1:02.81		1:09.91	1:18.72	1:02.81	1:08.21
Belgian Open 2006	Final	4	1:10.92		1:18.68	1:10.92	1:26.08	1:19.03
Dutch Open 2005	Final	4	1:17.37		1:23.21	1:17.37	1:26.37	1:25.90
Dutch Open 2004	First round	5	1:26.72			1:26.72	1:28.46
Magic
Belgian Open 2007	Final	24	5.13		DNF	DNF	5.13	DNF	DNF	5.43
Polish Open 2006	First round	11	2.04		2.68	4.47	3.90	2.04	2.11	2.04
Belgian Open 2006	Final	9	1.79		DNF	DNF	2.06	DNF	1.79	5.99
Dutch Open 2005	Final	9	1.95		2.75	2.06	3.34	3.78	1.95	2.85
Dutch Open 2004	Final	1	1.86		1.96	2.74	1.96	1.99	1.86	1.93
	First round	2	1.88			2.36	1.88	2.88
European Rubik's Games Championship 2004	First round	7	2.61			2.61	3.04	2.91
German Open 2004	First round	6	3.75		6.04	9.88	3.83	10.39	3.75	4.41
Master Magic
Belgian Open 2007	Final	8	4.33		4.86	DNF	4.88	4.33	4.66	5.05
Belgian Open 2006	Final	2	3.92		4.46	4.21	4.97	3.92	4.19	5.87
Dutch Open 2005	Final	7	6.51		8.44	10.27	8.92	6.51	7.62	8.77

History of National Records

Single	Average	Competition	Round	Solves
Clock
23.57		Dutch Open 2004	First round

National Championship Podiums

Event	Place	Single	Average	Solves
Dutch Championship 2006
4x4x4 Cube	2	1:03.97	1:14.88	1:03.97	1:17.86	1:18.55	1:15.99	1:10.80
Dutch Championship 2005
3x3x3 Cube	3	18.72	19.52	20.31	18.72	19.10	19.16	20.73