Tkachenko Maria

From Sarov, Russia

Common russian riichi rating (CRR)

Rating date Dec. 18, 2023 (latest changes Dec. 18, 2023).

180 place (90.01).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001

p1 = (978.72 * 3.10 * 0.14 + 144.14 * 4.05 * 0.43 + 0 + 0 + 0) / (3.10 * 0.14 + 4.05 * 0.43 + 1 + 1 + 1) = 132.03200729123623

p2 = (978.72 * 3.10 * 0.14 + 144.14 * 4.05 * 0.43) / max_coefficients = 47.984465768690406

score = 132.03200729123623 * 0.5 + 47.984465768690406 * 0.5 = 90.00823652996331

all results

Date	Place	Points	Reason
2023-12-12	179 -> 180	93.54 -> 90.01	Moscow Riichi 2022: 57% -> 43%
2023-11-28	188 -> 179	93.54
2023-11-26	180 -> 188	93.73 -> 93.54
2023-11-20	181 -> 180	93.73
2023-11-06	167 -> 181	142.67 -> 93.73	Kirov Tournament: 14% -> 0%
2023-11-05	162 -> 167	142.67
2023-11-03	164 -> 162	142.67
2023-10-22	162 -> 164	142.67
2023-10-19	142 -> 162	187.34 -> 142.67	Agari team tournament: 29% -> 14%
2023-10-12	144 -> 142	183.97 -> 187.34	Moscow Riichi 2022: 71% -> 57%

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament
1	144	2022-06-12	96/112	43%	4.05	RR	Moscow Riichi 2022
2	979	2021-12-19	2/48	14%	3.10	RR	Agari team tournament
3	709	2021-11-06	17/56	0%	3.30	RR	Kirov Tournament
4	0	2019-07-21	36/36	0%	3.20	RR	Moscow Open Riichi Marathon 2019
5	193	2019-05-04	68/84	0%	4.20	EMA	Haru Shanten 2019