Bretslavskii Viktor
From Megion, Russia
Common russian riichi rating (CRR)
Rating date June 27, 2024 (latest changes June 27, 2024).
117 place (284.89).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 0.86 + 3.05 * 1) = 14.864125000000001
p1 = (173.33 * 4.20 * 0.43 + 333.33 * 2.30 * 1 + 444.44 * 2.30 * 1 + 78.43 * 3.05 * 1 + 411.21 * 4.60 * 1) / (4.20 * 0.43 + 2.30 * 1 + 2.30 * 1 + 3.05 * 1 + 4.60 * 1) = 301.1874631675744
p2 = (411.21 * 4.60 * 1 + 444.44 * 2.30 * 1 + 333.33 * 2.30 * 1 + 173.33 * 4.20 * 0.43) / max_coefficients = 268.59973257759873
score = 301.1874631675744 * 0.5 + 268.59973257759873 * 0.5 = 284.89359787258655
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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 | |
| 2024-05-12 | 132 -> 112 | 197.37 -> 280.22 |
X Russian Championship: 0% -> 100% |
| 2024-05-09 | 133 -> 132 | 197.37 | |
| 2024-05-06 | 133 | 199.79 -> 197.37 |
IX Russian Riichi Championship: 57% -> 43% |
| 2024-05-05 | 131 -> 133 | 199.79 | |
| 2024-04-25 | 132 -> 131 | 199.79 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 411 |
|
64/108 | 100% | 4.60 | RR | X Russian Championship |
| 2 | 78 |
|
48/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
| 3 | 444 |
|
16/28 | 100% | 2.30 | CRR | Chasing Kan |
| 4 | 333 |
|
19/28 | 100% | 2.30 | CRR | Finding Dora |
| 5 | 173 |
|
63/76 | 43% | 4.20 | RR | IX Russian Riichi Championship |