Lavreniuk Irina

From Moscow, Russia

Common russian riichi rating (CRR)

Rating date Nov. 20, 2023 (latest changes Nov. 20, 2023).

69 place (395.21).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.80 * 1) = 14.149820000000002

p1 = (253.33 * 3.45 * 0.14 + 603.60 * 4.05 * 0.57 + 426.67 * 4.20 * 0.86 + 390.80 * 3.75 * 1 + 420.56 * 4 * 1 + 0 * 2.80 * 1 + 318.18 * 2.10 * 1) / (3.45 * 0.14 + 4.05 * 0.57 + 4.20 * 0.86 + 3.75 * 1 + 4 * 1 + 2.80 * 1 + 2.10 * 1) = 360.68593185861675

p2 = (420.56 * 4 * 1 + 426.67 * 4.20 * 0.86 + 390.80 * 3.75 * 1 + 603.60 * 4.05 * 0.57) / max_coefficients = 429.7241943713771

score = 360.68593185861675 * 0.5 + 429.7241943713771 * 0.5 = 395.20506311499696

Rating changes

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all results

Date	Place	Points	Reason
2023-11-06	69	395.21	IX Russian Riichi Championship: 100% -> 86%

Tournaments

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament	City
1	318	2023-10-22	16/23	100%	2.10	CRR	Mushroom League	Moscow
2	421	2023-09-03	63/108	100%	4.00	RR	SPB Riichi Open 2023	Saint Petersburg
3	391	2023-06-11	54/88	100%	3.75	RR	Money can not buy tenpai	Perm
4	0	2022-12-18	24/24	100%	2.80	CRR	Meeting in the billiard room	Moscow
5	427	2022-11-06	44/76	86%	4.20	RR	IX Russian Riichi Championship	Perm
6	604	2022-06-12	45/112	57%	4.05	RR	Moscow Riichi 2022	Moscow
7	253	2021-11-28	57/76	14%	3.45	RR	Saint Petersburg Open 2021	Saint Petersburg