Korobeynikov Vladimir

Russian Champion 2019

From Moscow, Russia

Common russian riichi rating (CRR)

Rating date Sept. 3, 2023 (latest changes Sept. 3, 2023).

37 place (498.74).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

p1 = (945.95 * 4.05 * 0.71 + 626.67 * 4.20 * 1 + 434.78 * 2.80 * 1 + 0 + 0) / (4.05 * 0.71 + 4.20 * 1 + 2.80 * 1 + 1 + 1) = 553.769197879578

p2 = (945.95 * 4.05 * 0.71 + 626.67 * 4.20 * 1 + 434.78 * 2.80 * 1) / max_coefficients = 443.708665043221

score = 553.769197879578 * 0.5 + 443.708665043221 * 0.5 = 498.7389314613995

all results

Date	Place	Points	Reason
2023-09-03	24 -> 37	518.25 -> 498.74
2023-08-27	23 -> 24	518.25
2023-08-26	21 -> 23	518.25
2023-08-19	22 -> 21	518.25
2023-08-12	20 -> 22	536.76 -> 518.25	Moscow Riichi 2022: 86% -> 71%
2023-07-28	21 -> 20	536.76
2023-07-20	22 -> 21	536.76
2023-06-19	24 -> 22	536.76
2023-06-12	21 -> 24	553.75 -> 536.76	Moscow Riichi 2022: 100% -> 86%
2023-06-11	15 -> 21	577.68 -> 553.75

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament
1	435	2022-12-18	14/24	100%	2.80	CRR	Meeting in the billiard room
2	627	2022-11-06	29/76	100%	4.20	RR	IX Russian Riichi Championship
3	946	2022-06-12	7/112	71%	4.05	RR	Moscow Riichi 2022
4	935	2020-01-26	3/32	0%	2.70	RR	The last chance: back to 2019
5	1000	2019-12-15	1/112	0%	4.05	EMA	VIII Russian Riichi Championship
6	825	2019-11-24	12/64	0%	3.45	EMA	Saint Petersburg Open 2019
7	574	2018-08-19	21/48	0%	3.10	RR	Moscow Riichi Open 2018
8	963	2018-05-20	2/28	0%	3.50	CRR	A-League
9	831	2017-12-11	15/84	0%	3.40	EMA	VI Russian Riichi Championship 2017
10	889	2017-10-22	8/64	0%	3.45	EMA	Moscow Riichi Open 2017
11	436	2017-03-11	23/40	0%	2.00	RR	Moscow championship 2017 (JPML-A rules)
12	419	2015-03-08	26/44	0%	2.50	EMA	Moscow Riichi Championship 2015
13	960	2014-02-15	4/76	0%	2.50	RR	Moscow Riichi 2014
14	746	2013-12-08	19/72	0%	3.25	EMA	Russian Riichi Championship 2013
15	509	2013-05-19	28/56	0%	3.00	RR	"Japanese House" riichi mahjong cup 2013