Bretslavskaya Natalya

From Tyumen, Russia

Player page

Internal rating (RR)

Rating date March 2, 2026 (latest changes March 2, 2026).

96 place (431.08).

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

p1 = (887.85 * 4.60 * 0.29 + 617.02 * 2.80 * 0.43 + 721.52 * 3.65 * 0.43 + 225.81 * 2.40 * 0.86 + 500 * 3.40 * 1) / (4.60 * 0.29 + 2.80 * 0.43 + 3.65 * 0.43 + 2.40 * 0.86 + 3.40 * 1) = 545.3730338421915

p2 = (500 * 3.40 * 1 + 887.85 * 4.60 * 0.29 + 721.52 * 3.65 * 0.43 + 617.02 * 2.80 * 0.43) / max_coefficients = 316.7919732441472

score = 545.3730338421915 * 0.5 + 316.7919732441472 * 0.5 = 431.0825035431693

Rating changes

Show

all results
Date Place Points Reason
2026-03-02 98 -> 96 425.54 -> 431.08

Riichi Maslenitsa (shrovetide): 100% -> 86%
2026-02-23 116 -> 98 358.88 -> 425.54

White Wolf Cup 2026: 0% -> 100%
2026-02-16 118 -> 116 358.88
2026-02-13 117 -> 118 358.88
2026-02-09 118 -> 117 358.88
2026-02-08 114 -> 118 358.88
2026-02-04 108 -> 114 379.37 -> 358.88

Riichi over Volga: 57% -> 43%
2026-01-30 109 -> 108 379.37
2026-01-26 110 -> 109 379.37
2026-01-25 107 -> 110 379.37

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 86% 2.40 RR Riichi Maslenitsa (shrovetide) Yekaterinburg
3 722 2024-08-04 23/80 43% 3.65 RR Riichi over Volga Samara
4 617 2024-07-14 19/48 43% 2.80 RR Guardian of the Winds Yekaterinburg
5 888 2024-05-12 13/108 29% 4.60 RR X Russian Championship Perm
6 724 2023-06-11 25/88 0% 3.75 RR Money can not buy tenpai Perm