Bretslavskii Viktor
From Megion, Russia
Common russian riichi rating (CRR)
Rating date Aug. 11, 2024 (latest changes Aug. 11, 2024).
105 place (354.05).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.05 * 1) = 15.3
p1 = (78.43 * 3.05 * 1 + 173.33 * 4.20 * 0.29 + 333.33 * 2.30 * 1 + 444.44 * 2.30 * 1 + 411.21 * 4.60 * 1 + 446.81 * 2.80 * 1 + 392.41 * 3.65 * 1) / (3.05 * 1 + 4.20 * 0.29 + 2.30 * 1 + 2.30 * 1 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1) = 342.2638460216463
p2 = (411.21 * 4.60 * 1 + 392.41 * 3.65 * 1 + 446.81 * 2.80 * 1 + 444.44 * 2.30 * 1) / max_coefficients = 365.8267973856209
score = 342.2638460216463 * 0.5 + 365.8267973856209 * 0.5 = 354.0453217036336
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-08-11 | 108 -> 105 | 352.10 -> 354.05 | |
| 2024-08-04 | 109 -> 108 | 331.39 -> 352.10 |
Riichi over Volga: 0% -> 100% |
| 2024-07-14 | 116 -> 109 | 285.30 -> 331.39 |
Guardian of the Winds: 0% -> 100% |
| 2024-07-06 | 116 | 284.89 -> 285.30 |
IX Russian Riichi Championship: 43% -> 29% |
| 2024-07-03 | 117 -> 116 | 284.89 | |
| 2024-06-22 | 118 -> 117 | 284.89 | |
| 2024-06-20 | 119 -> 118 | 284.89 | |
| 2024-06-11 | 124 -> 119 | 280.22 -> 284.89 | |
| 2024-06-09 | 114 -> 124 | 280.22 | |
| 2024-05-19 | 112 -> 114 | 280.22 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 392 |
|
49/80 | 100% | 3.65 | RR | Riichi over Volga |
| 2 | 447 |
|
27/48 | 100% | 2.80 | RR | Guardian of the Winds |
| 3 | 411 |
|
64/108 | 100% | 4.60 | RR | X Russian Championship |
| 4 | 78 |
|
48/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
| 5 | 444 |
|
16/28 | 100% | 2.30 | CRR | Chasing Kan |
| 6 | 333 |
|
19/28 | 100% | 2.30 | CRR | Finding Dora |
| 7 | 173 |
|
63/76 | 29% | 4.20 | RR | IX Russian Riichi Championship |