Kripak Aleksandr

From Irkutsk, Russia

Common russian riichi rating (CRR)

Rating date May 1, 2023 (latest changes May 1, 2023).

142 place (71.96).

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

p1 = (90.91 * 1.10 * 0.29 + 400 * 1.20 * 0.71 + 90.91 * 1.10 * 1 + 0 + 0) / (1.10 * 0.29 + 1.20 * 0.71 + 1.10 * 1 + 1 + 1) = 110.36819051231086

p2 = (400 * 1.20 * 0.71 + 90.91 * 1.10 * 1 + 90.91 * 1.10 * 0.29) / max_coefficients = 33.554094883575274

score = 110.36819051231086 * 0.5 + 33.554094883575274 * 0.5 = 71.96114269794307

all results

Date	Place	Points	Reason
2023-05-01	141 -> 142	71.96
2023-04-22	139 -> 141	71.96
2023-03-20	139	71.38 -> 71.96
2023-03-05	137 -> 139	79.33 -> 71.38	Winter tournament: 86% -> 71%
2023-03-03	138 -> 137	79.29 -> 79.33	Summer tournament: 43% -> 29%
2023-02-25	129 -> 138	79.29
2023-01-28	129	79.09 -> 79.29
2023-01-14	125 -> 129	79.09
2023-01-05	124 -> 125	86.44 -> 79.09	Winter tournament: 100% -> 86%
2023-01-03	126 -> 124	110.06 -> 86.44	Summer tournament: 57% -> 43% Winter tournament: 14% -> 0%

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament
1	91	2022-07-09	11/12	100%	1.10	CRR	Summer tournament
2	400	2022-01-05	10/16	71%	1.20	CRR	Winter tournament
3	91	2021-07-03	11/12	29%	1.10	CRR	Summer tournament
4	400	2021-01-03	10/16	0%	1.20	CRR	Winter tournament