Bretslavskaya Natalya

From Tyumen, Russia

Player page

Common russian riichi rating (CRR)

Rating date Nov. 26, 2025 (latest changes Nov. 26, 2025).

84 place (459.89).

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

p1 = (222.22 * 2.30 * 0.29 + 887.85 * 4.60 * 0.43 + 617.02 * 2.80 * 0.57 + 721.52 * 3.65 * 0.71 + 225.81 * 2.40 * 1) / (2.30 * 0.29 + 4.60 * 0.43 + 2.80 * 0.57 + 3.65 * 0.71 + 2.40 * 1) = 574.5835356713046

p2 = (721.52 * 3.65 * 0.71 + 887.85 * 4.60 * 0.43 + 617.02 * 2.80 * 0.57 + 225.81 * 2.40 * 1) / max_coefficients = 345.1979933110369

score = 574.5835356713046 * 0.5 + 345.1979933110369 * 0.5 = 459.8907644911708

Rating changes

Show

all results
Date Place Points Reason
2025-11-25 87 -> 84 459.89
2025-11-22 86 -> 87 459.89
2025-11-14 83 -> 86 469.03 -> 459.89

Guardian of the Winds: 71% -> 57%
2025-11-12 74 -> 83 498.47 -> 469.03

X Russian Championship: 57% -> 43%
2025-11-04 73 -> 74 509.82 -> 498.47
2025-11-01 75 -> 73 509.09 -> 509.82
2025-10-25 77 -> 75 503.41 -> 509.09

Chasing Kan: 43% -> 29%
2025-10-22 78 -> 77 503.41
2025-10-13 77 -> 78 497.06 -> 503.41
2025-10-09 78 -> 77 497.06

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 226 2025-03-02 25/32 100% 2.40 RR Riichi Maslenitsa (shrovetide) Yekaterinburg
2 722 2024-08-04 23/80 71% 3.65 RR Riichi over Volga Samara
3 617 2024-07-14 19/48 57% 2.80 RR Guardian of the Winds Yekaterinburg
4 888 2024-05-12 13/108 43% 4.60 RR X Russian Championship Perm
5 222 2024-02-25 22/28 29% 2.30 CRR Chasing Kan Yekaterinburg
6 741 2023-11-05 8/28 0% 2.30 CRR Finding Dora Yekaterinburg
7 724 2023-06-11 25/88 0% 3.75 RR Money can not buy tenpai Perm