Kaplan Andrey

From Perm, Russia

Internal rating (RR)

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

15 place (566.65).

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

p1 = (636.36 * 3.30 * 0.29 + 567.16 * 3.50 * 0.57 + 441.44 * 4.05 * 0.71 + 746.67 * 4.20 * 1 + 275.86 * 3.75 * 1 + 719.63 * 4 * 1) / (3.30 * 0.29 + 3.50 * 0.57 + 4.05 * 0.71 + 4.20 * 1 + 3.75 * 1 + 4 * 1) = 565.6405102435253

p2 = (746.67 * 4.20 * 1 + 719.63 * 4 * 1 + 441.44 * 4.05 * 0.71 + 567.16 * 3.50 * 0.57) / max_coefficients = 567.6661221869155

score = 565.6405102435253 * 0.5 + 567.6661221869155 * 0.5 = 566.6533162152205

Rating changes

Show

all results

Date	Place	Points	Reason
2023-09-03	21 -> 15	516.72 -> 566.65	SPB Riichi Open 2023: 0% -> 100%
2023-08-19	22 -> 21	516.72
2023-08-12	23 -> 22	513.59 -> 516.72	Moscow Riichi 2022: 86% -> 71%
2023-07-20	24 -> 23	515.46 -> 513.59	Tenpai can't buy happiness: 71% -> 57%
2023-07-06	24	517.26 -> 515.46	Kirov Tournament: 43% -> 29%
2023-06-19	25 -> 24	517.26
2023-06-12	25	514.38 -> 517.26	Moscow Riichi 2022: 100% -> 86%
2023-06-11	15 -> 25	564.23 -> 514.38	Money can not buy tenpai: 0% -> 100%
2023-05-28	16 -> 15	559.69 -> 564.23
2023-05-20	17 -> 16	559.96 -> 559.69	Tenpai can't buy happiness: 86% -> 71%

Tournaments

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament
1	720	2023-09-03	31/108	100%	4.00	RR	SPB Riichi Open 2023
2	276	2023-06-11	64/88	100%	3.75	RR	Money can not buy tenpai
3	747	2022-11-06	20/76	100%	4.20	RR	IX Russian Riichi Championship
4	441	2022-06-12	63/112	71%	4.05	RR	Moscow Riichi 2022
5	567	2022-03-20	30/68	57%	3.50	RR	Tenpai can't buy happiness
6	636	2021-11-06	21/56	29%	3.30	RR	Kirov Tournament
7	538	2020-03-08	19/40	0%	2.90	EMA	Big open chiitoitsu in a small tenpai
8	595	2019-12-15	46/112	0%	4.05	EMA	VIII Russian Riichi Championship
9	175	2019-11-04	53/64	0%	3.85	EMA	Aki Shanten 2019
10	333	2019-09-08	19/28	0%	2.60	RR	And yet the sinner collects tanyao
11	211	2019-02-10	16/20	0%	2.10	RR	Fuyu Shanten 2019