Zayakin Vladimir

From Perm, Russia

Common russian riichi rating (CRR)

Rating date Sept. 1, 2024 (latest changes Sept. 1, 2024).

166 place (157.49).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.85 * 1 + 3.65 * 1) = 16.099999999999998

p1 = (706.67 * 4.20 * 0.29 + 413.79 * 3.75 * 0.71 + 9.35 * 4.60 * 1 + 0 + 0) / (4.20 * 0.29 + 3.75 * 0.71 + 4.60 * 1 + 1 + 1) = 190.8037980391399

p2 = (413.79 * 3.75 * 0.71 + 706.67 * 4.20 * 0.29 + 9.35 * 4.60 * 1) / max_coefficients = 124.18322981366462

score = 190.8037980391399 * 0.5 + 124.18322981366462 * 0.5 = 157.49351392640227

all results

Date	Place	Points	Reason
2024-09-01	157 -> 166	160.74 -> 157.49
2024-08-26	160 -> 157	160.74
2024-08-11	159 -> 160	172.63 -> 160.74	Money can not buy tenpai: 86% -> 71%
2024-08-04	156 -> 159	175.53 -> 172.63
2024-07-14	151 -> 156	175.53
2024-07-09	153 -> 151	175.53
2024-07-06	146 -> 153	202.85 -> 175.53	IX Russian Riichi Championship: 43% -> 29%
2024-07-01	147 -> 146	202.85
2024-06-27	149 -> 147	202.85
2024-06-11	152 -> 149	211.05 -> 202.85	Money can not buy tenpai: 100% -> 86%

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament
1	9	2024-05-12	107/108	100%	4.60	RR	X Russian Championship
2	414	2023-06-11	52/88	71%	3.75	RR	Money can not buy tenpai
3	707	2022-11-06	23/76	29%	4.20	RR	IX Russian Riichi Championship
4	159	2019-11-04	54/64	0%	3.85	EMA	Aki Shanten 2019
5	277	2019-05-04	61/84	0%	4.20	EMA	Haru Shanten 2019
6	462	2018-11-18	50/92	0%	3.80	EMA	VII Russian Riichi Championship "Aki Shanten"
7	1000	2018-08-11	1/28	0%	1.70	RR	Natsu Shanten 2018
8	1000	2018-05-01	1/72	0%	3.85	EMA	Haru Shanten 2018
9	444	2018-02-17	16/28	0%	1.70	RR	Fuyu Shanten
10	239	2017-11-12	55/72	0%	3.25	EMA	Perm Riichi 2017 Aki Shanten
11	0	2017-06-03	32/32	0%	1.60	RR	"Summer shanten" tournament, Perm 2017
12	963	2017-03-25	2/28	0%	1.50	RR	"Spring shanten" tournament, Perm 2017
13	775	2016-12-04	17/72	0%	3.25	EMA	Saint Petersburg Riichi Open 2016
14	184	2016-09-11	72/88	0%	3.45	EMA	V Russian Riichi Championship 2016