Bretslavskaya Natalya

From Tyumen, Russia

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Internal rating (RR)

Rating date April 4, 2026 (latest changes April 4, 2026).

111 place (369.02).

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

p1 = (887.85 * 4.60 * 0.14 + 617.02 * 2.80 * 0.29 + 721.52 * 3.65 * 0.29 + 225.81 * 2.40 * 0.86 + 500 * 3.40 * 1) / (4.60 * 0.14 + 2.80 * 0.29 + 3.65 * 0.29 + 2.40 * 0.86 + 3.40 * 1) = 501.9513908568965

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 = 236.09431438127092

score = 501.9513908568965 * 0.5 + 236.09431438127092 * 0.5 = 369.0228526190837

Rating changes

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all results
Date Place Points Reason
2026-04-04 106 -> 111 388.36 -> 369.02

Riichi over Volga: 43% -> 29%
2026-03-30 107 -> 106 388.36
2026-03-14 103 -> 107 398.91 -> 388.36

Guardian of the Winds: 43% -> 29%
2026-03-12 95 -> 103 431.08 -> 398.91

X Russian Championship: 29% -> 14%
2026-03-10 96 -> 95 431.08
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

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 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