Petsilyak Igor

From Moscow, Russia

Internal rating (RR)

Rating date Aug. 12, 2023 (latest changes Aug. 12, 2023).

78 place (295.92).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 3.50 * 0.57) = 12.842815

p1 = (733.33 * 3.45 * 0.29 + 189.19 * 4.05 * 0.71 + 493.33 * 4.20 * 1 + 0 + 0) / (3.45 * 0.29 + 4.05 * 0.71 + 4.20 * 1 + 1 + 1) = 331.6072303836453

p2 = (493.33 * 4.20 * 1 + 733.33 * 3.45 * 0.29 + 189.19 * 4.05 * 0.71) / max_coefficients = 260.2334457048552

score = 331.6072303836453 * 0.5 + 260.2334457048552 * 0.5 = 295.92033804425023

all results

Date	Place	Points	Reason
2023-08-12	82 -> 78	290.52 -> 295.92	Moscow Riichi 2022: 86% -> 71%
2023-07-28	75 -> 82	313.05 -> 290.52	Saint Petersburg Open 2021: 43% -> 29%
2023-07-20	76 -> 75	307.94 -> 313.05
2023-07-06	77 -> 76	307.94
2023-06-19	79 -> 77	307.94
2023-06-12	80 -> 79	302.48 -> 307.94	Moscow Riichi 2022: 100% -> 86%
2023-06-11	62 -> 80	323.86 -> 302.48
2023-05-28	59 -> 62	343.63 -> 323.86	Saint Petersburg Open 2021: 57% -> 43%
2023-05-20	60 -> 59	337.27 -> 343.63
2023-05-06	61 -> 60	337.27

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament
1	493	2022-11-06	39/76	100%	4.20	RR	IX Russian Riichi Championship
2	189	2022-06-12	91/112	71%	4.05	RR	Moscow Riichi 2022
3	733	2021-11-28	21/76	29%	3.45	RR	Saint Petersburg Open 2021