Kristina Kostova

Region	WCA ID	Gender	Competitions	Completed Solves
Bulgaria	2018KOST01	Female	21	667

Current Personal Records

Event	NR	CR	WR	Single	Average	WR	CR	NR
3x3x3 Cube	18	2509	9169	8.42	10.65	10592	2762	17
2x2x2 Cube	18	3185	9196	2.10	4.55	20852	6327	37
3x3x3 One-Handed	21	2887	10744	18.26	27.84	18937	4854	27
Clock	5	999	2810	6.70	8.09	2697	962	6
Pyraminx	11	2150	6102	3.41	4.76	3769	1270	6
Skewb	2	519	1296	2.23	3.87	1000	388	2

Medal Collection

Gold	Silver	Bronze
10	9	2

Record Collection

WR	CR	NR
		8

Competition	Round	Place	Single		Average		Solves
3x3x3 Cube
Sofia Open 2026	Second round	14	11.32		11.89		12.19	14.27	11.32	11.98	11.49
	First round	12	10.16		11.99		13.14	12.54	12.61	10.16	10.83
Sofia Open 2025	Second round	19	11.78		13.57		14.43	11.78	12.09	15.50	14.19
	First round	12	11.46		13.00		13.53	13.33	11.46	12.69	12.98
Bulgarian Nationals 2024	Final	9	10.19		12.23		13.48	11.90	11.63	10.19	13.17
	Second round	10	11.12		12.17		13.48	11.48	11.76	13.26	11.12
	First round	9	11.26		12.24		11.26	11.65	12.22	12.86	18.80
Tarnovo End Of Summer 2024	Final	5	11.59		11.89		11.85	12.60	11.59	11.78	12.05
	Second round	6	11.12		12.47		11.12	22.19	11.64	14.37	11.40
	First round	6	10.51		12.36		12.50	12.95	12.69	11.89	10.51
Burgas Summer 2024	Final	6	8.42		10.65		10.60	10.90	10.46	8.42	13.16
	Second round	7	10.65		11.39		11.21	10.65	10.81	12.28	12.16
	First round	6	10.58		11.31		12.38	10.98	10.58	11.92	11.04
50 Years of Cubing Bulgaria 2024	Final	8	10.93		12.63		13.98	14.66	10.93	12.27	11.63
	Second round	8	10.32		11.69		13.58	10.83	13.04	10.32	11.21
	First round	8	11.41		12.53		13.59	12.80	11.41	12.67	12.11
Sofia Spring 2024	Final	9	11.28		12.20		11.28	14.41	11.63	12.66	12.30
	Second round	11	10.74		11.59		11.20	14.88	10.74	12.61	10.95
	First round	15	12.17		13.51		15.72	14.44	12.17	12.63	13.46
Lovech Winter 2024	Final	5	11.33		12.22		11.94	11.33	14.39	13.04	11.68
	Second round	8	13.30		14.34		14.74	14.60	15.88	13.30	13.68
	First round	8	12.44		13.68		13.25	12.44	19.25	13.58	14.21
Burgas Open 2023	Final	8	11.21		12.87		13.21	14.27	11.21	12.54	12.86
	Second round	9	10.26		11.78		11.41	13.20	12.14	11.79	10.26
	First round	11	10.30		12.47		10.30	15.64	12.56	11.77	13.07
Bulgarian Aniversary 2023	Final	9	11.95		15.33		11.95	12.79	DNF	17.46	15.75
	Second round	11	11.55		12.16		19.79	12.40	12.42	11.55	11.65
	First round	11	9.89		12.42		11.75	12.64	9.89	13.86	12.86
We are Back Sofia 2022	Final	10	11.17		12.66		13.92	11.45	11.17	13.38	13.16
	Second round	12	11.71		13.99		14.42	11.71	15.02	12.53	17.59
	First round	11	12.43		13.34		12.43	13.04	14.50	12.89	14.10
Lovech Winter 2019	Second round	21	15.61		17.02		16.46	23.73	18.87	15.61	15.73
	First round	15	13.65		14.70		17.19	14.88	13.65	14.72	14.49
Sofia Autumn 2019	Second round	16	13.78		15.78		14.57	15.98	13.78	16.79	25.77
	First round	15	12.94		15.08		12.94	14.60	16.71	21.25	13.92
Sofia Spring 2019	Second round	22	13.89		16.64		18.76	16.33	13.89	14.83	20.77
	First round	17	14.61		15.11		16.53	15.55	14.61	14.69	15.10
Macedonia Winter 2019	Final	10	12.41		15.27		14.34	15.91	18.97	15.56	12.41
	Second round	11	14.52		15.81		18.02	16.09	14.52	16.48	14.85
	First round	11	13.96		16.35		16.59	17.22	17.13	15.34	13.96
Macedonia Open 2018	Second round	22	17.78		18.35		17.78	18.51	18.76	18.68	17.86
	First round	20	15.17		16.96		17.20	16.89	16.78	19.92	15.17
Sofia Autumn 2018	Second round	20	14.96		17.81		22.68	18.06	16.83	18.53	14.96
	First round	20	14.47		17.75		20.68	19.55	14.47	17.78	15.91
Sofia Open 2018	Second round	15	15.45		18.99		15.45	18.70	23.55	19.74	18.54
	First round	17	16.83		19.50		20.91	18.41	16.83	19.18	23.59
Bulgarian Open 2018	Second round	38	21.96		26.55		21.96	25.65	37.07	26.41	27.60
	First round	34	20.18		26.02		22.11	27.46	20.18	34.18	28.49
2x2x2 Cube
Sofia Open 2026	Final	24	5.29		5.50		5.72	5.58	5.57	5.29	5.34
	First round	17	3.96		5.12		6.00	3.96	5.50	4.19	5.68
Sofia Open 2025	Final	17	4.61		5.05		12.84	5.14	4.61	4.88	5.14
	First round	27	5.24		6.03		5.63	5.24	6.20	6.27	6.54
Bulgarian Nationals 2024	Second round	14	3.51		5.32		5.96	5.39	4.62	3.51	7.15
	First round	11	3.98		4.55		3.98	7.06	4.12	4.09	5.43
Tarnovo End Of Summer 2024	Final	7	2.10		5.18		2.10	4.86	5.60	6.29	5.08
	First round	7	4.20		5.09		5.95	4.62	4.70	6.77	4.20
Burgas Summer 2024	Final	11	3.99		4.60		5.39	3.99	4.35	4.07	7.19
	First round	16	4.48		4.98		4.87	5.47	4.60	7.36	4.48
50 Years of Cubing Bulgaria 2024	Final	9	4.85		5.08		4.96	5.86	5.19	4.85	5.08
	Second round	11	4.57		4.89		4.57	5.03	5.42	4.65	4.98
	First round	22	4.65		6.52		4.65	8.80	9.13	5.54	5.23
Sofia Spring 2024	Final	12	4.55		5.18		5.30	5.68	4.55	4.56	5.84
	Second round	14	4.19		4.81		4.83	4.48	4.19	6.71	5.13
	First round	9	4.19		4.65		4.28	4.19	4.31	8.05	5.37
Lovech Winter 2024	Final	9	4.02		4.79		4.02	4.31	5.18	5.46	4.88
	First round	8	4.47		4.63		4.81	7.23	4.47	4.49	4.60
Burgas Open 2023	Final	8	4.15		4.66		6.16	4.52	4.15	4.98	4.49
	First round	10	4.29		4.59		4.57	4.29	4.49	5.84	4.71
Bulgarian Aniversary 2023	Final	21	4.14		5.90		4.14	4.94	12.11	4.52	8.25
	First round	17	4.58		5.56		4.58	5.17	5.18	6.33	7.49
We are Back Sofia 2022	Final	16	4.42		5.94		8.53	5.08	6.47	4.42	6.26
	First round	15	4.26		5.28		5.28	4.26	6.08	5.36	5.20
Lovech Winter 2019	Final	11	3.96		5.23		3.96	4.91	5.49	5.54	5.28
	First round	12	4.82		5.13		5.02	5.16	4.82	5.20	6.81
Sofia Autumn 2019	Final	12	4.52		5.51		5.44	6.06	5.02	7.04	4.52
	First round	9	5.03		5.46		5.81	5.03	5.45	6.74	5.12
Sofia Spring 2019	Final	14	4.61		5.49		6.07	5.01	4.61	5.85	5.62
Macedonia Winter 2019	Final	6	5.04		5.39		6.11	5.82	5.15	5.04	5.19
	Second round	5	2.54		4.96		5.99	2.54	5.43	5.34	4.11
	First round	9	4.57		6.27		5.40	4.57	6.50	6.92	10.56
Macedonia Open 2018	Final	10	3.67		5.44		5.12	6.75	5.42	3.67	5.77
Sofia Autumn 2018	Final	10	4.51		5.45		4.51	6.68	4.64	7.32	5.03
Sofia Open 2018	Final	12	5.21		6.52		6.42	7.70	5.21	6.28	6.86
3x3x3 One-Handed
Sofia Open 2026	First round	16	18.26		31.47		29.99	39.61	18.26	30.55	33.88
Sofia Open 2025	Final	23	25.08		38.08		47.23	36.37	30.63	25.08	55.76
	First round	15	24.83		27.84		25.41	27.29	53.08	24.83	30.82
Bulgarian Nationals 2024	Final	16	25.65		34.27		42.00	47.83	29.90	25.65	30.92
Clock
Sofia Open 2025	Final	7	8.06		9.86		9.08	DNF	8.06	11.29	9.21
Side Events Bulgaria 2024	Final	6	8.20		9.37		9.92	11.19	8.64	9.56	8.20
	First round	4	6.70		8.09		8.55	7.35	8.36	6.70	10.95
50 Years of Cubing Bulgaria 2024	Final	2	9.99		10.96		9.99	12.04	11.02	10.07	11.79
Pyraminx
Sofia Open 2026	Final	8	4.88		6.34		7.30	7.14	4.88	6.88	5.01
	First round	13	6.11		7.01		8.24	6.36	6.42	DNF	6.11
Sofia Spring 2025	Final	10	6.30		7.97		6.30	8.56	7.99	9.24	7.36
	First round	10	3.90		6.44		7.75	5.89	6.94	6.50	3.90
Sofia Open 2025	Final	7	5.20		6.58		5.20	5.70	5.74	8.71	8.30
Bulgarian Nationals 2024	Final	5	4.82		6.70		7.40	5.85	8.04	6.86	4.82
Side Events Bulgaria 2024	Final	4	4.42		6.30		4.42	7.88	7.26	6.18	5.45
Tarnovo End Of Summer 2024	Final	5	6.18		7.26		7.26	7.30	7.22	6.18	8.74
Burgas Summer 2024	Final	8	4.86		6.38		4.86	8.96	7.68	6.14	5.31
Sofia Spring 2024	Final	4	3.41		4.76		8.12	3.55	3.45	7.28	3.41
	First round	9	6.18		7.84		6.18	9.69	8.86	7.96	6.71
Lovech Winter 2024	Final	1	5.00		5.89		5.09	5.96	7.51	5.00	6.62
Burgas Open 2023	Final	2	5.32		6.25		8.69	6.37	6.97	5.40	5.32
	First round	2	5.31		6.56		8.71	6.71	5.83	7.14	5.31
Bulgarian Aniversary 2023	Final	3	4.34		6.12		4.34	8.13	5.77	8.11	4.48
	First round	5	4.35		6.37		6.61	6.35	6.15	9.55	4.35
We are Back Sofia 2022	Final	4	5.83		6.69		5.83	8.01	6.27	7.11	6.69
Lovech Winter 2019	Final	3	6.03		6.75		6.21	7.57	10.31	6.03	6.47
Skewb
Sofia Open 2026	Final	4	3.56		4.29		5.15	4.02	6.94	3.56	3.70
	First round	4	3.20		4.28		3.54	5.72	5.19	4.11	3.20
Sofia Open 2025	Final	1	4.05		4.91		4.80	4.23	4.05	5.69	8.60
Bulgarian Nationals 2024	Final	1	2.90		4.30		2.90	4.46	5.25	4.73	3.71
Side Events Bulgaria 2024	Final	2	3.19		4.52		5.20	4.11	3.19	7.19	4.24
	First round	1	3.34		3.96		3.34	3.78	6.08	3.61	4.49
Tarnovo End Of Summer 2024	Final	1	3.22		3.87	NR	5.12	3.22	3.99	4.05	3.56
	First round	1	3.97		4.30		4.49	4.15	4.27	4.84	3.97
Burgas Summer 2024	Final	2	3.10		3.92	NR	3.10	4.93	4.70	3.26	3.79
	First round	3	3.47		4.67		3.47	6.35	4.78	4.98	4.26
Sofia Spring 2024	Final	2	3.68		4.89		3.87	5.40	5.39	3.68	5.92
	First round	1	3.11		4.19		3.11	4.13	3.94	5.32	4.51
Lovech Winter 2024	Final	1	3.75		4.06		3.81	4.53	4.34	3.75	4.04
Burgas Open 2023	Final	2	3.81		4.75		3.81	5.12	6.81	3.90	5.24
	First round	2	3.98		5.17		3.98	6.75	5.62	4.33	5.55
Bulgarian Aniversary 2023	Final	1	4.44		5.08		4.44	4.84	4.74	5.67	5.96
We are Back Sofia 2022	Final	2	2.23	NR	4.29		4.53	3.69	2.23	5.54	4.65
Lovech Winter 2019	Final	1	3.11		4.02	NR	3.11	3.91	3.20	4.95	5.57
Sofia Autumn 2019	Final	1	3.97		4.87	NR	4.88	4.83	4.91	6.34	3.97
	First round	2	4.30		6.06		6.17	7.88	6.46	4.30	5.54
Sofia Spring 2019	Final	1	4.96		5.09		4.96	8.42	5.26	4.96	5.05
Macedonia Winter 2019	Final	2	5.56		5.75		6.13	5.74	5.71	5.79	5.56
	First round	1	3.48		4.92		5.58	6.68	5.50	3.48	3.69
Macedonia Open 2018	Final	2	3.08	NR	5.43		5.65	6.92	3.72	3.08	7.08
Sofia Autumn 2018	Final	1	4.19	NR	4.88	NR	5.67	6.96	4.19	4.45	4.53

History of National Records

Single	Average	Competition	Round	Solves
Skewb
	3.87	Tarnovo End Of Summer 2024	Final	5.12	3.22	3.99	4.05	3.56
	3.92	Burgas Summer 2024	Final	3.10	4.93	4.70	3.26	3.79
2.23		We are Back Sofia 2022	Final
	4.02	Lovech Winter 2019	Final	3.11	3.91	3.20	4.95	5.57
	4.87	Sofia Autumn 2019	Final	4.88	4.83	4.91	6.34	3.97
3.08		Macedonia Open 2018	Final
4.19	4.88	Sofia Autumn 2018	Final	5.67	6.96	4.19	4.45	4.53

National Championship Podiums

Event	Place	Single	Average	Solves
Bulgarian Nationals 2024
Skewb	1	2.90	4.30	2.90	4.46	5.25	4.73	3.71