Chirkova Lyudmila

From Samara, Russia

Internal rating (RR)

Rating date Sept. 6, 2024 (latest changes Sept. 6, 2024).

30 place (597.61).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284

p1 = (266.67 * 4.20 * 0.14 + 712.64 * 3.75 * 0.71 + 457.94 * 4 * 0.86 + 439.25 * 4.60 * 1 + 1000 * 2.80 * 1 + 506.33 * 3.65 * 1 + 372.55 * 3.05 * 1 + 736.84 * 3.85 * 1) / (4.20 * 0.14 + 3.75 * 0.71 + 4 * 0.86 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 3.05 * 1 + 3.85 * 1) = 579.1710779871441

p2 = (736.84 * 3.85 * 1 + 1000 * 2.80 * 1 + 439.25 * 4.60 * 1 + 712.64 * 3.75 * 0.71) / max_coefficients = 616.0525231189305

score = 579.1710779871441 * 0.5 + 616.0525231189305 * 0.5 = 597.6118005530373

Rating changes

Show

all results

Date	Place	Points	Reason
2024-09-06	30	593.90 -> 597.61	IX Russian Riichi Championship: 29% -> 14%
2024-09-03	33 -> 30	581.71 -> 593.90	SPB Riichi Open 2023: 100% -> 86%
2024-09-01	38 -> 33	550.25 -> 581.71	SPB Riichi Open 2024: 0% -> 100%
2024-08-11	36 -> 38	561.67 -> 550.25	Money can not buy tenpai: 86% -> 71%
2024-08-04	28 -> 36	576.45 -> 561.67	Riichi over Volga: 0% -> 100%
2024-07-14	42 -> 28	481.38 -> 576.45	Guardian of the Winds: 0% -> 100%
2024-07-06	47 -> 42	477.66 -> 481.38	IX Russian Riichi Championship: 43% -> 29%
2024-06-11	47	485.39 -> 477.66	Money can not buy tenpai: 100% -> 86%
2024-06-09	49 -> 47	458.61 -> 485.39	Agari Summer Tournament 2024: 0% -> 100%
2024-05-12	46 -> 49	408.95 -> 458.61	X Russian Championship: 0% -> 100%

Tournaments

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament
1	737	2024-09-01	26/96	100%	3.85	RR	SPB Riichi Open 2024
2	506	2024-08-04	40/80	100%	3.65	RR	Riichi over Volga
3	1000	2024-07-14	1/48	100%	2.80	RR	Guardian of the Winds
4	373	2024-06-09	33/52	100%	3.05	RR	Agari Summer Tournament 2024
5	439	2024-05-12	61/108	100%	4.60	RR	X Russian Championship
6	458	2023-09-03	59/108	86%	4.00	RR	SPB Riichi Open 2023
7	713	2023-06-11	26/88	71%	3.75	RR	Money can not buy tenpai
8	267	2022-11-06	56/76	14%	4.20	RR	IX Russian Riichi Championship