Bretslavskii Viktor

From Megion, Russia

Player page

Internal rating (RR)

Rating date Feb. 8, 2026 (latest changes Feb. 8, 2026).

52 place (549.56).

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

p1 = (78.43 * 3.05 * 0.14 + 411.21 * 4.60 * 0.29 + 446.81 * 2.80 * 0.43 + 392.41 * 3.65 * 0.43 + 516.85 * 3.75 * 0.71 + 193.55 * 2.40 * 1 + 571.43 * 3.50 * 1 + 776.12 * 4.10 * 1 + 690.91 * 3 * 1 + 400 * 2.50 * 1) / (3.05 * 0.14 + 4.60 * 0.29 + 2.80 * 0.43 + 3.65 * 0.43 + 3.75 * 0.71 + 2.40 * 1 + 3.50 * 1 + 4.10 * 1 + 3 * 1 + 2.50 * 1) = 521.2359142578645

p2 = (776.12 * 4.10 * 1 + 690.91 * 3 * 1 + 571.43 * 3.50 * 1 + 516.85 * 3.75 * 0.71) / max_coefficients = 577.8782608695651

score = 521.2359142578645 * 0.5 + 577.8782608695651 * 0.5 = 549.5570875637147

Rating changes

Show

all results
Date Place Points Reason
2026-02-08 49 -> 52 557.06 -> 549.56

One tsumo until spring: 0% -> 100%
2026-02-04 50 -> 49 555.25 -> 557.06

Riichi over Volga: 57% -> 43%
2026-01-26 51 -> 50 555.25
2026-01-25 74 -> 51 462.75 -> 555.25

Riichi On Ice 2026: 0% -> 100%
2026-01-14 74 462.89 -> 462.75

Guardian of the Winds: 57% -> 43%
2026-01-12 76 -> 74 462.58 -> 462.89

X Russian Championship: 43% -> 29%
2026-01-10 76 459.13 -> 462.58

Agari Spring Tournament 2024: 29% -> 14%
2026-01-07 75 -> 76 459.13
2025-12-13 76 -> 75 469.48 -> 459.13

Moscow Riichi 2024: 86% -> 71%
2025-12-09 75 -> 76 469.48

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 400 2026-02-08 22/36 100% 2.50 RR One tsumo until spring Yekaterinburg
2 691 2026-01-25 18/56 100% 3.00 RR Riichi On Ice 2026 Samara
3 776 2025-06-15 16/68 100% 4.10 RR 13 bloody tiles Perm
4 571 2025-05-03 31/71 100% 3.50 RR Riichi over The Volga 2025 Samara
5 194 2025-03-02 26/32 100% 2.40 RR Riichi Maslenitsa (shrovetide) Yekaterinburg
6 0 2025-02-02 52/52 86% 3.05 RR Agari Winter Tournament 2025 Moscow
7 517 2024-10-13 44/90 71% 3.75 RR Moscow Riichi 2024 Moscow
8 392 2024-08-04 49/80 43% 3.65 RR Riichi over Volga Samara
9 447 2024-07-14 27/48 43% 2.80 RR Guardian of the Winds Yekaterinburg
10 411 2024-05-12 64/108 29% 4.60 RR X Russian Championship Perm
11 78 2024-03-10 48/52 14% 3.05 RR Agari Spring Tournament 2024 Moscow
12 173 2022-11-06 63/76 0% 4.20 RR IX Russian Riichi Championship Perm