Dedikov Sergey

Common russian riichi rating (CRR)

Rating date Dec. 27, 2024 (latest changes Dec. 27, 2024).

185 place (144.75).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (709.68 * 1.80 * 0.14 + 383.18 * 4 * 0.71 + 0 + 0 + 0) / (1.80 * 0.14 + 4 * 0.71 + 1 + 1 + 1) = 208.90779501571694

p2 = (383.18 * 4 * 0.71 + 709.68 * 1.80 * 0.14) / max_coefficients = 80.58990536277602

score = 208.90779501571694 * 0.5 + 80.58990536277602 * 0.5 = 144.74885018924647

all results

Date	Place	Points	Reason
2024-12-25	177 -> 185	160.60 -> 144.75	Earth cup: 29% -> 14%
2024-12-22	178 -> 177	160.60
2024-12-11	179 -> 178	160.60
2024-11-14	180 -> 179	160.60
2024-11-05	183 -> 180	160.60
2024-11-04	181 -> 183	160.60
2024-11-03	175 -> 181	173.85 -> 160.60	SPB Riichi Open 2023: 86% -> 71%
2024-10-27	174 -> 175	173.85
2024-10-26	175 -> 174	173.85
2024-10-25	171 -> 175	187.96 -> 173.85	Earth cup: 43% -> 29%

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament
1	383	2023-09-03	67/108	71%	4.00	RR	SPB Riichi Open 2023
2	710	2023-02-25	10/32	14%	1.80	CRR	Earth cup
3	692	2022-08-27	13/40	0%	1.80	CRR	Sun tournament
4	620	2013-12-08	28/72	0%	3.25	EMA	Russian Riichi Championship 2013
5	963	2013-02-17	2/28	0%	2.30	EMA	Saint Petersburg Riichi tournament
6	789	2012-08-12	5/20	0%	1.30	EMA	Russian Open Riichi Championship 2012
7	448	2011-09-18	38/68	0%	2.40	EMA	Riichi Dutch Championship 2011
8	971	2011-04-23	2/36	0%	0.90	EMA	Moscow Riichi 2011
9	1000	2011-03-20	1/64	0%	2.35	EMA	Paris Open 2011 - French Championship
10	741	2010-10-24	8/28	0%	0.70	EMA	Red Fives Tournament 2010