Bretslavskaya Natalya

From Tyumen, Russia

Player page

Internal rating (RR)

Rating date July 25, 2026 (latest changes July 18, 2026).

45 place (608.44).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997

p1 = (721.52 * 3.65 * 0.14 + 225.81 * 2.40 * 0.57 + 500 * 3.40 * 1 + 846.15 * 4.71 * 1 + 903.23 * 2.40 * 1) / (3.65 * 0.14 + 2.40 * 0.57 + 3.40 * 1 + 4.71 * 1 + 2.40 * 1) = 688.4743905580489

p2 = (846.15 * 4.71 * 1 + 903.23 * 2.40 * 1 + 500 * 3.40 * 1 + 721.52 * 3.65 * 0.14) / max_coefficients = 528.4057965431092

score = 688.4743905580489 * 0.5 + 528.4057965431092 * 0.5 = 608.440093550579

Rating changes

Show

all results
Date Place Points Reason
2026-07-14 46 -> 45 607.32 -> 608.44

Guardian of the Winds: 14% -> 0%
2026-07-12 67 -> 46 522.64 -> 607.32

Poplar fluff. Mahjong. July.: 0% -> 100%
2026-07-03 68 -> 67 522.64
2026-07-02 69 -> 68 518.58 -> 522.64

Riichi Maslenitsa (shrovetide): 71% -> 57%
2026-06-16 70 -> 69 518.58
2026-06-15 68 -> 70 511.07 -> 518.58
2026-06-14 148 -> 68 283.86 -> 511.07

XII Russian Championship: 0% -> 100%
2026-06-09 149 -> 148 283.86
2026-06-04 135 -> 149 308.12 -> 283.86

Riichi over Volga: 29% -> 14%
2026-05-17 133 -> 135 308.12

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 903 2026-07-12 4/32 100% 2.40 RR Poplar fluff. Mahjong. July. Yekaterinburg
2 846 2026-06-14 23/144 100% 4.71 RR XII Russian Championship Samara
3 500 2026-02-23 38/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg
4 226 2025-03-02 25/32 57% 2.40 RR Riichi Maslenitsa (shrovetide) Yekaterinburg
5 722 2024-08-04 23/80 14% 3.65 RR Riichi over Volga Samara
6 617 2024-07-14 19/48 0% 2.80 RR Guardian of the Winds Yekaterinburg
7 888 2024-05-12 13/108 0% 4.60 RR X Russian Championship Perm
8 724 2023-06-11 25/88 0% 3.75 RR Money can not buy tenpai Perm