Korobeynikov Vladimir

Russian Champion 2019

From Moscow, Russia

Common russian riichi rating (CRR)

Rating date Oct. 21, 2023 (latest changes Oct. 21, 2023).

43 place (471.55).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75

p1 = (945.95 * 4.05 * 0.57 + 626.67 * 4.20 * 1 + 434.78 * 2.80 * 1 + 0 + 0) / (4.05 * 0.57 + 4.20 * 1 + 2.80 * 1 + 1 + 1) = 533.7086149492185

p2 = (626.67 * 4.20 * 1 + 945.95 * 4.05 * 0.57 + 434.78 * 2.80 * 1) / max_coefficients = 409.3877966101695

score = 533.7086149492185 * 0.5 + 409.3877966101695 * 0.5 = 471.548205779694

all results

Date	Place	Points	Reason
2023-10-12	35 -> 43	498.74 -> 471.55	Moscow Riichi 2022: 71% -> 57%
2023-09-20	37 -> 35	498.74
2023-09-03	24 -> 37	518.25 -> 498.74
2023-09-01	7 -> 24	705.18 -> 518.25
2021-02-01	6 -> 7	775.31 -> 705.18
2020-02-01	6	775.31

#	Base rank	Date		Place	Power	Coefficient	Type	Tournament	City
1	435	2022-12-18		14/24	100%	2.80	CRR	Meeting in the billiard room	Moscow
2	627	2022-11-06		29/76	100%	4.20	RR	IX Russian Riichi Championship	Perm
3	946	2022-06-12		7/112	57%	4.05	RR	Moscow Riichi 2022	Moscow
4	935	2020-01-26	🥉	3/32	0%	2.70	RR	The last chance: back to 2019	Moscow
5	1000	2019-12-15	🥇	1/112	0%	4.05	EMA	VIII Russian Riichi Championship	Moscow
6	825	2019-11-24		12/64	0%	3.45	EMA	Saint Petersburg Open 2019	Saint Petersburg
7	574	2018-08-19		21/48	0%	3.10	RR	Moscow Riichi Open 2018	Moscow
8	963	2018-05-20	🥈	2/28	0%	3.50	CRR	A-League	Moscow
9	831	2017-12-11		15/84	0%	3.40	EMA	VI Russian Riichi Championship 2017	Saint Petersburg
10	889	2017-10-22		8/64	0%	3.45	EMA	Moscow Riichi Open 2017	Moscow
11	436	2017-03-11		23/40	0%	2.00	RR	Moscow championship 2017 (JPML-A rules)	Moscow
12	419	2015-03-08		26/44	0%	2.50	EMA	Moscow Riichi Championship 2015	Moscow
13	960	2014-02-15		4/76	0%	2.50	RR	Moscow Riichi 2014	Moscow
14	746	2013-12-08		19/72	0%	3.25	EMA	Russian Riichi Championship 2013	Moscow
15	509	2013-05-19		28/56	0%	3.00	RR	"Japanese House" riichi mahjong cup 2013	Moscow