Petsilyak Igor

From Moscow, Russia

Internal rating (RR)

Rating date Jan. 22, 2025 (latest changes Jan. 7, 2025).

69 place (438.60).

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

p1 = (102.80 * 4 * 0.57 + 738.32 * 4.60 * 1 + 0 * 3.05 * 1 + 177.22 * 3.65 * 1 + 42.11 * 3.85 * 1 + 910.11 * 3.75 * 1 + 258.06 * 3.10 * 1) / (4 * 0.57 + 4.60 * 1 + 3.05 * 1 + 3.65 * 1 + 3.85 * 1 + 3.75 * 1 + 3.10 * 1) = 356.30579438020874

p2 = (910.11 * 3.75 * 1 + 738.32 * 4.60 * 1 + 258.06 * 3.10 * 1 + 177.22 * 3.65 * 1) / max_coefficients = 520.8845425867509

score = 356.30579438020874 * 0.5 + 520.8845425867509 * 0.5 = 438.5951684834798

Rating changes

Show

all results

Date	Place	Points	Reason
2025-01-07	68 -> 69	427.96 -> 438.60	Moscow Open Riichi Marathon: 0% -> 100%
2025-01-03	72 -> 68	426.29 -> 427.96	SPB Riichi Open 2023: 71% -> 57%
2024-12-11	74 -> 72	426.29
2024-11-06	76 -> 74	428.11 -> 426.29	IX Russian Riichi Championship: 14% -> 0%
2024-11-03	80 -> 76	426.59 -> 428.11	SPB Riichi Open 2023: 86% -> 71%
2024-10-13	114 -> 80	277.61 -> 426.59	Moscow Riichi 2024: 0% -> 100%
2024-10-11	115 -> 114	277.61
2024-09-06	113 -> 115	290.78 -> 277.61	IX Russian Riichi Championship: 29% -> 14%
2024-09-03	114 -> 113	284.69 -> 290.78	SPB Riichi Open 2023: 100% -> 86%
2024-09-01	96 -> 114	317.83 -> 284.69	SPB Riichi Open 2024: 0% -> 100%

Tournaments

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament
1	258	2025-01-07	24/32	100%	3.10	RR	Moscow Open Riichi Marathon
2	910	2024-10-13	9/90	100%	3.75	RR	Moscow Riichi 2024
3	42	2024-09-01	92/96	100%	3.85	RR	SPB Riichi Open 2024
4	177	2024-08-04	66/80	100%	3.65	RR	Riichi over Volga
5	0	2024-06-09	52/52	100%	3.05	RR	Agari Summer Tournament 2024
6	738	2024-05-12	29/108	100%	4.60	RR	X Russian Championship
7	103	2023-09-03	97/108	57%	4.00	RR	SPB Riichi Open 2023
8	493	2022-11-06	39/76	0%	4.20	RR	IX Russian Riichi Championship
9	189	2022-06-12	91/112	0%	4.05	RR	Moscow Riichi 2022
10	733	2021-11-28	21/76	0%	3.45	RR	Saint Petersburg Open 2021