Chichigina Natalya

Internal rating (RR)

Rating date Jan. 27, 2026 (latest changes Jan. 26, 2026).

120 place (350.22).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (627.45 * 3.05 * 0.14 + 627.45 * 3.05 * 0.43 + 400 * 3.85 * 0.57 + 549.02 * 3.05 * 1 + 0) / (3.05 * 0.14 + 3.05 * 0.43 + 3.85 * 0.57 + 3.05 * 1 + 1) = 456.42136553832023

p2 = (549.02 * 3.05 * 1 + 400 * 3.85 * 0.57 + 627.45 * 3.05 * 0.43 + 627.45 * 3.05 * 0.14) / max_coefficients = 244.0240802675586

score = 456.42136553832023 * 0.5 + 244.0240802675586 * 0.5 = 350.2227229029394

Rating changes

Show

all results

Date	Place	Points	Reason
2026-01-26	121 -> 120	350.22
2026-01-25	117 -> 121	350.22
2026-01-14	118 -> 117	350.22
2026-01-12	116 -> 118	350.22
2026-01-10	113 -> 116	363.78 -> 350.22	Agari Spring Tournament 2024: 29% -> 14%
2026-01-07	110 -> 113	363.78
2026-01-01	112 -> 110	369.14 -> 363.78	SPB Riichi Open 2024: 71% -> 57%
2025-12-09	110 -> 112	382.13 -> 369.14	Agari Summer Tournament 2024: 57% -> 43%
2025-12-07	109 -> 110	382.13
2025-12-04	108 -> 109	382.13

Tournaments

#	Base rank	Date	Place	Power	Coefficient	Rating	Tournament	City
1	549	2025-02-02	24/52	100%	3.05	RR	Agari Winter Tournament 2025	Moscow
2	400	2024-09-01	58/96	57%	3.85	RR	SPB Riichi Open 2024	Saint Petersburg
3	627	2024-06-09	20/52	43%	3.05	RR	Agari Summer Tournament 2024	Moscow
4	627	2024-03-10	20/52	14%	3.05	RR	Agari Spring Tournament 2024	Moscow
5	187	2023-09-03	88/108	0%	4.00	RR	SPB Riichi Open 2023	Saint Petersburg
6	333	2022-11-06	51/76	0%	4.20	RR	IX Russian Riichi Championship	Perm
7	108	2022-06-12	100/112	0%	4.05	RR	Moscow Riichi 2022	Moscow
8	64	2021-12-19	45/48	0%	3.10	RR	Agari team tournament	Moscow
9	32	2020-01-26	31/32	0%	2.70	RR	The last chance: back to 2019	Moscow
10	81	2019-12-15	103/112	0%	4.05	EMA	VIII Russian Riichi Championship	Moscow
11	317	2018-12-16	44/64	0%	3.45	EMA	White Dragon Tournament	Moscow
12	0	2018-07-22	24/24	0%	2.73	RR	Winner tournament. Agari season event	Moscow