Bretslavskii Viktor
From Megion, Russia
Common russian riichi rating (CRR)
Rating date Feb. 22, 2025 (latest changes Feb. 22, 2025).
116 place (372.96).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (333.33 * 2.30 * 0.71 + 444.44 * 2.30 * 1 + 78.43 * 3.05 * 1 + 411.21 * 4.60 * 1 + 446.81 * 2.80 * 1 + 392.41 * 3.65 * 1 + 516.85 * 3.75 * 1 + 0 * 3.05 * 1) / (2.30 * 0.71 + 2.30 * 1 + 3.05 * 1 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 3.75 * 1 + 3.05 * 1) = 334.9932314638112
p2 = (516.85 * 3.75 * 1 + 411.21 * 4.60 * 1 + 392.41 * 3.65 * 1 + 446.81 * 2.80 * 1) / max_coefficients = 410.9230283911672
score = 334.9932314638112 * 0.5 + 410.9230283911672 * 0.5 = 372.95812992748915
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-02-16 | 110 -> 116 | 372.96 | |
| 2025-02-02 | 100 -> 110 | 396.40 -> 372.96 |
Agari Winter Tournament 2025: 0% -> 100% |
| 2025-01-26 | 98 -> 100 | 396.40 | |
| 2025-01-07 | 96 -> 98 | 396.40 | |
| 2025-01-05 | 96 | 396.04 -> 396.40 |
Finding Dora: 86% -> 71% |
| 2025-01-03 | 98 -> 96 | 396.04 | |
| 2024-12-27 | 99 -> 98 | 396.04 | |
| 2024-12-11 | 100 -> 99 | 396.04 | |
| 2024-11-05 | 104 -> 100 | 392.99 -> 396.04 |
Finding Dora: 100% -> 86% |
| 2024-11-04 | 103 -> 104 | 392.99 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 0 |
|
52/52 | 100% | 3.05 | RR | Agari Winter Tournament 2025 |
| 2 | 517 |
|
44/90 | 100% | 3.75 | RR | Moscow Riichi 2024 |
| 3 | 392 |
|
49/80 | 100% | 3.65 | RR | Riichi over Volga |
| 4 | 447 |
|
27/48 | 100% | 2.80 | RR | Guardian of the Winds |
| 5 | 411 |
|
64/108 | 100% | 4.60 | RR | X Russian Championship |
| 6 | 78 |
|
48/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
| 7 | 444 |
|
16/28 | 100% | 2.30 | CRR | Chasing Kan |
| 8 | 333 |
|
19/28 | 71% | 2.30 | CRR | Finding Dora |
| 9 | 173 |
|
63/76 | 0% | 4.20 | RR | IX Russian Riichi Championship |