Chichigina Natalya

Internal rating (RR)

Rating date Nov. 6, 2024 (latest changes Nov. 6, 2024).

84 place (399.88).

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

p1 = (186.92 * 4 * 0.71 + 627.45 * 3.05 * 1 + 627.45 * 3.05 * 1 + 400 * 3.85 * 1 + 0) / (4 * 0.71 + 3.05 * 1 + 3.05 * 1 + 3.85 * 1 + 1) = 427.42337331247467

p2 = (627.45 * 3.05 * 1 + 627.45 * 3.05 * 1 + 400 * 3.85 * 1 + 186.92 * 4 * 0.71) / max_coefficients = 372.3356466876972

score = 427.42337331247467 * 0.5 + 372.3356466876972 * 0.5 = 399.87951000008593

Rating changes

Show

all results

Date	Place	Points	Reason
2024-11-06	82 -> 84	413.71 -> 399.88	IX Russian Riichi Championship: 14% -> 0%
2024-11-03	84 -> 82	411.60 -> 413.71	SPB Riichi Open 2023: 86% -> 71%
2024-10-13	74 -> 84	415.53 -> 411.60
2024-10-11	76 -> 74	415.53
2024-09-06	77 -> 76	413.25 -> 415.53	IX Russian Riichi Championship: 29% -> 14%
2024-09-03	79 -> 77	404.93 -> 413.25	SPB Riichi Open 2023: 100% -> 86%
2024-09-01	80 -> 79	364.83 -> 404.93	SPB Riichi Open 2024: 0% -> 100%
2024-08-11	86 -> 80	363.10 -> 364.83
2024-08-04	76 -> 86	369.59 -> 363.10
2024-07-14	69 -> 76	369.59

Tournaments

#	Base rank	Date	Place	Power	Coefficient	Type	Tournament	City
1	400	2024-09-01	58/96	100%	3.85	RR	SPB Riichi Open 2024	Saint Petersburg
2	627	2024-06-09	20/52	100%	3.05	RR	Agari Summer Tournament 2024	Moscow
3	627	2024-03-10	20/52	100%	3.05	RR	Agari Spring Tournament 2024	Moscow
4	187	2023-09-03	88/108	71%	4.00	RR	SPB Riichi Open 2023	Saint Petersburg
5	333	2022-11-06	51/76	0%	4.20	RR	IX Russian Riichi Championship	Perm
6	108	2022-06-12	100/112	0%	4.05	RR	Moscow Riichi 2022	Moscow
7	64	2021-12-19	45/48	0%	3.10	RR	Agari team tournament	Moscow
8	32	2020-01-26	31/32	0%	2.70	RR	The last chance: back to 2019	Moscow
9	81	2019-12-15	103/112	0%	4.05	EMA	VIII Russian Riichi Championship	Moscow
10	317	2018-12-16	44/64	0%	3.45	EMA	White Dragon Tournament	Moscow
11	0	2018-07-22	24/24	0%	2.73	RR	Winner tournament. Agari season event	Moscow