Grishina Olga

From Moscow, Russia

Internal rating (RR)

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

15 place (572.99).

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

p1 = (706.67 * 3.45 * 0.29 + 106.38 * 3.10 * 0.43 + 701.49 * 3.50 * 0.57 + 936.94 * 4.05 * 0.71 + 200 * 4.20 * 1 + 701.15 * 3.75 * 1) / (3.45 * 0.29 + 3.10 * 0.43 + 3.50 * 0.57 + 4.05 * 0.71 + 4.20 * 1 + 3.75 * 1) = 555.5526966169078

p2 = (936.94 * 4.05 * 0.71 + 701.15 * 3.75 * 1 + 701.49 * 3.50 * 0.57 + 200 * 4.20 * 1) / max_coefficients = 590.4235169625973

score = 555.5526966169078 * 0.5 + 590.4235169625973 * 0.5 = 572.9881067897526

Rating changes

Show

all results

Date	Place	Points	Reason
2023-08-12	13 -> 15	587.46 -> 572.99	Moscow Riichi 2022: 86% -> 71%
2023-07-28	14 -> 13	597.18 -> 587.46	Saint Petersburg Open 2021: 43% -> 29%
2023-07-20	11 -> 14	600.54 -> 597.18	Tenpai can't buy happiness: 71% -> 57%
2023-07-06	13 -> 11	600.54
2023-06-19	13	594.47 -> 600.54	Agari team tournament: 57% -> 43%
2023-06-12	11 -> 13	606.78 -> 594.47	Moscow Riichi 2022: 100% -> 86%
2023-06-11	13 -> 11	569.03 -> 606.78	Money can not buy tenpai: 0% -> 100%
2023-05-28	12 -> 13	580.80 -> 569.03	Saint Petersburg Open 2021: 57% -> 43%
2023-05-20	13 -> 12	585.03 -> 580.80	Tenpai can't buy happiness: 86% -> 71%
2023-05-06	14 -> 13	585.03

Tournaments

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament
1	701	2023-06-11	27/88	100%	3.75	RR	Money can not buy tenpai
2	200	2022-11-06	61/76	100%	4.20	RR	IX Russian Riichi Championship
3	937	2022-06-12	8/112	71%	4.05	RR	Moscow Riichi 2022
4	701	2022-03-20	21/68	57%	3.50	RR	Tenpai can't buy happiness
5	106	2021-12-19	43/48	43%	3.10	RR	Agari team tournament
6	707	2021-11-28	23/76	29%	3.45	RR	Saint Petersburg Open 2021
7	323	2020-01-26	22/32	0%	2.70	RR	The last chance: back to 2019
8	477	2019-12-15	59/112	0%	4.05	EMA	VIII Russian Riichi Championship
9	371	2019-07-21	23/36	0%	3.20	RR	Moscow Open Riichi Marathon 2019
10	254	2018-12-16	48/64	0%	3.45	EMA	White Dragon Tournament