Bretslavskii Viktor

From Megion, Russia

Player page

Common russian riichi rating (CRR)

Rating date May 17, 2026 (latest changes May 17, 2026).

40 place (618.64).

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

p1 = (446.81 * 2.80 * 0.14 + 392.41 * 3.65 * 0.29 + 516.85 * 3.75 * 0.43 + 193.55 * 2.40 * 0.71 + 263.16 * 1.90 * 0.86 + 571.43 * 3.50 * 0.86 + 776.12 * 4.10 * 1 + 526.32 * 1.90 * 1 + 690.91 * 3 * 1 + 400 * 2.50 * 1 + 837.84 * 3.40 * 1) / (2.80 * 0.14 + 3.65 * 0.29 + 3.75 * 0.43 + 2.40 * 0.71 + 1.90 * 0.86 + 3.50 * 0.86 + 4.10 * 1 + 1.90 * 1 + 3 * 1 + 2.50 * 1 + 3.40 * 1) = 576.1661823331859

p2 = (776.12 * 4.10 * 1 + 837.84 * 3.40 * 1 + 690.91 * 3 * 1 + 571.43 * 3.50 * 0.86) / max_coefficients = 661.1225589225589

score = 576.1661823331859 * 0.5 + 661.1225589225589 * 0.5 = 618.6443706278724

Rating changes

Show

all results
Date Place Points Reason
2026-05-14 41 -> 40 617.60 -> 618.64

Guardian of the Winds: 29% -> 14%
2026-05-12 43 -> 41 615.49 -> 617.60

X Russian Championship: 14% -> 0%
2026-05-03 37 -> 43 622.85 -> 615.49

Riichi over The Volga 2025: 100% -> 86%
2026-05-02 40 -> 37 620.39 -> 622.85

Riichi Maslenitsa (shrovetide): 86% -> 71%
2026-04-13 40 619.90 -> 620.39

Moscow Riichi 2024: 57% -> 43%
2026-04-09 39 -> 40 619.90
2026-04-05 36 -> 39 619.90
2026-04-04 36 618.26 -> 619.90

Riichi over Volga: 43% -> 29%
2026-04-02 37 -> 36 618.26

Agari Winter Tournament 2025: 86% -> 71%
2026-03-26 38 -> 37 618.26

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 838 2026-02-23 13/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg
2 400 2026-02-08 22/36 100% 2.50 RR One tsumo until spring Yekaterinburg
3 691 2026-01-25 18/56 100% 3.00 RR Riichi On Ice 2026 Samara
4 526 2026-01-03 10/20 100% 1.90 CRR Riichi in country home Megion
5 776 2025-06-15 16/68 100% 4.10 RR 13 bloody tiles Perm
6 571 2025-05-03 31/71 86% 3.50 RR Riichi over The Volga 2025 Samara
7 263 2025-03-23 15/20 86% 1.90 CRR Martenho's Spring tournament Ufa
8 194 2025-03-02 26/32 71% 2.40 RR Riichi Maslenitsa (shrovetide) Yekaterinburg
9 0 2025-02-02 52/52 71% 3.05 RR Agari Winter Tournament 2025 Moscow
10 517 2024-10-13 44/90 43% 3.75 RR Moscow Riichi 2024 Moscow
11 392 2024-08-04 49/80 29% 3.65 RR Riichi over Volga Samara
12 447 2024-07-14 27/48 14% 2.80 RR Guardian of the Winds Yekaterinburg
13 411 2024-05-12 64/108 0% 4.60 RR X Russian Championship Perm
14 78 2024-03-10 48/52 0% 3.05 RR Agari Spring Tournament 2024 Moscow
15 444 2024-02-25 16/28 0% 2.30 CRR Chasing Kan Yekaterinburg
16 333 2023-11-05 19/28 0% 2.30 CRR Finding Dora Yekaterinburg
17 173 2022-11-06 63/76 0% 4.20 RR IX Russian Riichi Championship Perm