Kripak Aleksandr

From Irkutsk, Russia

Common russian riichi rating (CRR)

Rating date Aug. 19, 2023 (latest changes Aug. 19, 2023).

163 place (43.37).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 2.80 * 1) = 13.642914999999999

p1 = (400 * 1.20 * 0.43 + 90.91 * 1.10 * 0.86 + 0 + 0 + 0) / (1.20 * 0.43 + 1.10 * 0.86 + 1 + 1 + 1) = 65.38736810458748

p2 = (400 * 1.20 * 0.43 + 90.91 * 1.10 * 0.86) / max_coefficients = 21.36200364804736

score = 65.38736810458748 * 0.5 + 21.36200364804736 * 0.5 = 43.37468587631742

all results

Date	Place	Points	Reason
2023-08-12	163	42.94 -> 43.37
2023-07-09	162 -> 163	43.88 -> 42.94	Summer tournament: 100% -> 86%
2023-07-05	162	52.26 -> 43.88	Winter tournament: 57% -> 43%
2023-07-03	162	62.93 -> 52.26	Summer tournament: 14% -> 0%
2023-06-19	162	62.93

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament	City
1	91	2022-07-09	11/12	86%	1.10	CRR	Summer tournament	Irkutsk
2	400	2022-01-05	10/16	43%	1.20	CRR	Winter tournament	Irkutsk
3	91	2021-07-03	11/12	0%	1.10	CRR	Summer tournament	Irkutsk
4	400	2021-01-03	10/16	0%	1.20	CRR	Winter tournament	Irkutsk