Sharafutdinova Gulnara

From Samara, Russia

Internal rating (RR)

Rating date Feb. 3, 2025 (latest changes Feb. 3, 2025).

74 place (449.38).

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

p1 = (619.05 * 2.60 * 1 + 977.01 * 3.75 * 0.43 + 158.88 * 4 * 0.57 + 914.89 * 2.80 * 1 + 126.58 * 3.65 * 1) / (2.60 * 1 + 3.75 * 0.43 + 4 * 0.57 + 2.80 * 1 + 3.65 * 1) = 507.35966189826803

p2 = (914.89 * 2.80 * 1 + 619.05 * 2.60 * 1 + 977.01 * 3.75 * 0.43 + 126.58 * 3.65 * 1) / max_coefficients = 391.391167192429

score = 507.35966189826803 * 0.5 + 391.391167192429 * 0.5 = 449.3754145453485

Rating changes

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all results

Date	Place	Points	Reason
2025-02-02	69 -> 74	449.38
2025-01-26	91 -> 69	374.89 -> 449.38	Riichi On Ice: 0% -> 100%
2025-01-07	89 -> 91	374.89
2025-01-03	92 -> 89	371.09 -> 374.89	SPB Riichi Open 2023: 71% -> 57%
2024-12-11	86 -> 92	399.49 -> 371.09	Money can not buy tenpai: 57% -> 43%
2024-11-06	87 -> 86	399.49
2024-11-03	88 -> 87	396.02 -> 399.49	SPB Riichi Open 2023: 86% -> 71%
2024-10-13	78 -> 88	399.72 -> 396.02
2024-10-11	73 -> 78	427.29 -> 399.72	Money can not buy tenpai: 71% -> 57%
2024-09-06	74 -> 73	427.29

Tournaments

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament
1	619	2025-01-26	17/43	100%	2.60	RR	Riichi On Ice
2	127	2024-08-04	70/80	100%	3.65	RR	Riichi over Volga
3	915	2024-07-14	5/48	100%	2.80	RR	Guardian of the Winds
4	159	2023-09-03	91/108	57%	4.00	RR	SPB Riichi Open 2023
5	977	2023-06-11	3/88	43%	3.75	RR	Money can not buy tenpai
6	44	2018-11-18	88/92	0%	3.80	EMA	VII Russian Riichi Championship "Aki Shanten"