Bretslavskii Viktor

From Megion, Russia

Player page

Internal rating (RR)

Rating date Dec. 7, 2025 (latest changes Dec. 4, 2025).

75 place (469.48).

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

p1 = (78.43 * 3.05 * 0.29 + 411.21 * 4.60 * 0.43 + 446.81 * 2.80 * 0.57 + 392.41 * 3.65 * 0.57 + 516.85 * 3.75 * 0.86 + 0 * 3.05 * 1 + 193.55 * 2.40 * 1 + 571.43 * 3.50 * 1 + 776.12 * 4.10 * 1) / (3.05 * 0.29 + 4.60 * 0.43 + 2.80 * 0.57 + 3.65 * 0.57 + 3.75 * 0.86 + 3.05 * 1 + 2.40 * 1 + 3.50 * 1 + 4.10 * 1) = 426.4616586084957

p2 = (776.12 * 4.10 * 1 + 571.43 * 3.50 * 1 + 516.85 * 3.75 * 0.86 + 392.41 * 3.65 * 0.57) / max_coefficients = 512.4896321070233

score = 426.4616586084957 * 0.5 + 512.4896321070233 * 0.5 = 469.4756453577595

Rating changes

Show

all results
Date Place Points Reason
2025-12-04 74 -> 75 475.94 -> 469.48

Riichi over Volga: 71% -> 57%
2025-11-30 71 -> 74 475.94
2025-11-14 72 -> 71 476.12 -> 475.94

Guardian of the Winds: 71% -> 57%
2025-11-12 74 -> 72 477.85 -> 476.12

X Russian Championship: 57% -> 43%
2025-11-10 76 -> 74 474.80 -> 477.85

Agari Spring Tournament 2024: 43% -> 29%
2025-11-04 72 -> 76 486.85 -> 474.80
2025-11-01 73 -> 72 485.88 -> 486.85
2025-10-13 72 -> 73 487.87 -> 485.88

Moscow Riichi 2024: 100% -> 86%
2025-10-09 73 -> 72 487.87
2025-10-04 72 -> 73 492.54 -> 487.87

Riichi over Volga: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 776 2025-06-15 16/68 100% 4.10 RR 13 bloody tiles Perm
2 571 2025-05-03 31/71 100% 3.50 RR Riichi over The Volga 2025 Samara
3 194 2025-03-02 26/32 100% 2.40 RR Riichi Maslenitsa (shrovetide) Yekaterinburg
4 0 2025-02-02 52/52 100% 3.05 RR Agari Winter Tournament 2025 Moscow
5 517 2024-10-13 44/90 86% 3.75 RR Moscow Riichi 2024 Moscow
6 392 2024-08-04 49/80 57% 3.65 RR Riichi over Volga Samara
7 447 2024-07-14 27/48 57% 2.80 RR Guardian of the Winds Yekaterinburg
8 411 2024-05-12 64/108 43% 4.60 RR X Russian Championship Perm
9 78 2024-03-10 48/52 29% 3.05 RR Agari Spring Tournament 2024 Moscow
10 173 2022-11-06 63/76 0% 4.20 RR IX Russian Riichi Championship Perm