Bretslavskaya Natalya

From Tyumen, Russia

Player page

Internal rating (RR)

Rating date May 5, 2026 (latest changes May 3, 2026).

107 place (376.03).

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

p1 = (887.85 * 4.60 * 0.14 + 617.02 * 2.80 * 0.29 + 721.52 * 3.65 * 0.29 + 225.81 * 2.40 * 0.71 + 500 * 3.40 * 1) / (4.60 * 0.14 + 2.80 * 0.29 + 3.65 * 0.29 + 2.40 * 0.71 + 3.40 * 1) = 514.3802716554434

p2 = (500 * 3.40 * 1 + 721.52 * 3.65 * 0.29 + 887.85 * 4.60 * 0.14 + 617.02 * 2.80 * 0.29) / max_coefficients = 237.6841750841751

score = 514.3802716554434 * 0.5 + 237.6841750841751 * 0.5 = 376.03222336980923

Rating changes

Show

all results
Date Place Points Reason
2026-05-03 105 -> 107 375.24 -> 376.03
2026-05-02 111 -> 105 369.02 -> 375.24

Riichi Maslenitsa (shrovetide): 86% -> 71%
2026-05-01 113 -> 111 369.02
2026-04-26 114 -> 113 369.02
2026-04-19 113 -> 114 369.02
2026-04-16 114 -> 113 369.02
2026-04-13 113 -> 114 369.02
2026-04-11 112 -> 113 369.02
2026-04-09 111 -> 112 369.02
2026-04-04 106 -> 111 388.36 -> 369.02

Riichi over Volga: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 500 2026-02-23 38/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg
2 226 2025-03-02 25/32 71% 2.40 RR Riichi Maslenitsa (shrovetide) Yekaterinburg
3 722 2024-08-04 23/80 29% 3.65 RR Riichi over Volga Samara
4 617 2024-07-14 19/48 29% 2.80 RR Guardian of the Winds Yekaterinburg
5 888 2024-05-12 13/108 14% 4.60 RR X Russian Championship Perm
6 724 2023-06-11 25/88 0% 3.75 RR Money can not buy tenpai Perm