Efimov Ilya

From Irkutsk, Russia

Common russian riichi rating (CRR)

Rating date April 17, 2023 (latest changes April 17, 2023).

142 place (62.18).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985

p1 = (363.64 * 1.10 * 0.29 + 333.33 * 1.20 * 0.71 + 0 + 0 + 0) / (1.10 * 0.29 + 1.20 * 0.71 + 1 + 1 + 1) = 95.89037811973353

p2 = (333.33 * 1.20 * 0.71 + 363.64 * 1.10 * 0.29) / max_coefficients = 28.470054840443137

score = 95.89037811973353 * 0.5 + 28.470054840443137 * 0.5 = 62.18021648008833

all results

Date	Place	Points	Reason
2023-03-20	142	61.69 -> 62.18
2023-03-05	141 -> 142	68.34 -> 61.69	Winter tournament: 86% -> 71%
2023-03-03	140 -> 141	74.82 -> 68.34	Summer tournament: 43% -> 29%
2023-02-25	131 -> 140	74.82
2023-01-28	131	74.63 -> 74.82
2023-01-14	127 -> 131	74.63
2023-01-05	127	80.59 -> 74.63	Winter tournament: 100% -> 86%
2023-01-03	129 -> 127	86.46 -> 80.59	Summer tournament: 57% -> 43%
2022-12-19	129	86.25 -> 86.46
2022-12-18	127 -> 129	86.25

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament
1	333	2022-01-05	11/16	71%	1.20	CRR	Winter tournament
2	364	2021-07-03	8/12	29%	1.10	CRR	Summer tournament