Oparin Konstantin

From Moscow, Russia

Internal rating (RR)

Rating date May 24, 2026 (latest changes May 17, 2026).

113 place (359.12).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 14.85

p1 = (196.08 * 3.05 * 0.14 + 772.15 * 3.65 * 0.29 + 894.74 * 3.85 * 0.29 + 269.66 * 3.75 * 0.43 + 322.58 * 3.10 * 0.57 + 160 * 3.10 * 1 + 703.70 * 2.45 * 1) / (3.05 * 0.14 + 3.65 * 0.29 + 3.85 * 0.29 + 3.75 * 0.43 + 3.10 * 0.57 + 3.10 * 1 + 2.45 * 1) = 443.1761547242006

p2 = (703.70 * 2.45 * 1 + 894.74 * 3.85 * 0.29 + 772.15 * 3.65 * 0.29 + 322.58 * 3.10 * 0.57) / max_coefficients = 275.0727272727273

score = 443.1761547242006 * 0.5 + 275.0727272727273 * 0.5 = 359.12444099846397

Rating changes

Show

all results

Date	Place	Points	Reason
2026-05-17	152 -> 113	282.54 -> 359.12	Hatiko under the sakura: 0% -> 100%
2026-05-14	153 -> 152	282.54
2026-05-12	137 -> 153	308.67 -> 282.54	X Russian Championship: 14% -> 0%
2026-05-07	136 -> 137	311.48 -> 308.67	Moscow Open Riichi Marathon: 71% -> 57%
2026-05-03	134 -> 136	310.77 -> 311.48
2026-05-02	136 -> 134	310.77
2026-05-01	125 -> 136	339.67 -> 310.77	SPB Riichi Open 2024: 43% -> 29%
2026-04-19	124 -> 125	339.67
2026-04-16	125 -> 124	339.67
2026-04-13	129 -> 125	335.72 -> 339.67	Moscow Riichi 2024: 57% -> 43%

Tournaments

#	Base rank	Date		Place	Power	Coefficient	Rating	Tournament	City
1	704	2026-05-17		9/28	100%	2.45	RR	Hatiko under the sakura	Korolyov
2	160	2026-04-05		43/51	100%	3.10	RR	Moscow Riichi 2026	Moscow
3	323	2025-01-07		22/32	57%	3.10	RR	Moscow Open Riichi Marathon	Moscow
4	270	2024-10-13		66/90	43%	3.75	RR	Moscow Riichi 2024	Moscow
5	895	2024-09-01		11/96	29%	3.85	RR	SPB Riichi Open 2024	Saint Petersburg
6	772	2024-08-04		19/80	29%	3.65	RR	Riichi over Volga	Samara
7	196	2024-06-09		42/52	14%	3.05	RR	Agari Summer Tournament 2024	Moscow
8	991	2024-05-12	🥈	2/108	0%	4.60	RR	X Russian Championship	Perm
9	843	2024-03-10		9/52	0%	3.05	RR	Agari Spring Tournament 2024	Moscow
10	692	2023-09-03		34/108	0%	4.00	RR	SPB Riichi Open 2023	Saint Petersburg